diff options
author | antelder <antelder@13f79535-47bb-0310-9956-ffa450edef68> | 2009-10-28 09:54:25 +0000 |
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committer | antelder <antelder@13f79535-47bb-0310-9956-ffa450edef68> | 2009-10-28 09:54:25 +0000 |
commit | 613b275ffa5d7ae0c41b625db231c187b8a136ef (patch) | |
tree | 74f448551ee167bfb627fa51849f006e4f5ffb31 /branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache | |
parent | 17d6a0df23caf287e42c7dbf3919e49d60fdedd2 (diff) |
Create 2.0 M4 release branch
git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@830484 13f79535-47bb-0310-9956-ffa450edef68
Diffstat (limited to '')
57 files changed, 4023 insertions, 0 deletions
diff --git a/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/context/ComponentContextFactory.java b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/context/ComponentContextFactory.java new file mode 100644 index 0000000000..d956689af3 --- /dev/null +++ b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/context/ComponentContextFactory.java @@ -0,0 +1,37 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + */ +package org.apache.tuscany.sca.context; + +import org.apache.tuscany.sca.runtime.RuntimeComponent; +import org.oasisopen.sca.ComponentContext; + +/** + * Interface implemented by the provider of the ComponentContext. + * + * @version $Rev$ $Date$ + */ +public interface ComponentContextFactory { + /** + * Create an instance of ComponentContext + * + * @param component The runtime component + * @return An instance of ComponentContext for the component + */ + ComponentContext createComponentContext(CompositeContext compositeContext, RuntimeComponent component); +} diff --git a/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/context/CompositeContext.java b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/context/CompositeContext.java new file mode 100644 index 0000000000..a805985a11 --- /dev/null +++ b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/context/CompositeContext.java @@ -0,0 +1,91 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + */ + +package org.apache.tuscany.sca.context; + +import org.apache.tuscany.sca.assembly.Composite; +import org.apache.tuscany.sca.assembly.Endpoint; +import org.apache.tuscany.sca.assembly.EndpointReference; +import org.apache.tuscany.sca.core.ExtensionPointRegistry; +import org.apache.tuscany.sca.invocation.Message; +import org.apache.tuscany.sca.runtime.EndpointRegistry; +import org.apache.tuscany.sca.runtime.RuntimeComponent; +import org.apache.tuscany.sca.runtime.RuntimeComponentContext; + +/** + * The context associated with the Node that provides access to ExtensionPointRegistry and EndpointRegistry + * + * @version $Rev$ $Date$ + */ +public abstract class CompositeContext { + /** + * @return + */ + public static RuntimeComponent getCurrentComponent() { + Message message = ThreadMessageContext.getMessageContext(); + if (message != null) { + Endpoint to = message.getTo(); + if (to == null) { + return null; + } + RuntimeComponent component = (RuntimeComponent)message.getTo().getComponent(); + return component; + } + return null; + } + + /** + * @return + */ + public static CompositeContext getCurrentCompositeContext() { + RuntimeComponent component = getCurrentComponent(); + if (component != null) { + RuntimeComponentContext context = component.getComponentContext(); + return context.getCompositeContext(); + } + return null; + } + + /** + * Attach a component context to the component + * @param runtimeComponent + */ + public abstract void bindComponent(RuntimeComponent runtimeComponent); + + /** + * + * @param endpointReference + */ + public abstract void bindEndpointReference(EndpointReference endpointReference); + + /** + * Get the ExtensionPointRegistry for this node + * @return The ExtensionPointRegistry + */ + public abstract ExtensionPointRegistry getExtensionPointRegistry(); + + /** + * Get the EndpointRegistry + * @return The EndpointRegistry for this node + */ + public abstract EndpointRegistry getEndpointRegistry(); + + public abstract Composite getDomainComposite(); + +} diff --git a/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/context/ContextFactoryExtensionPoint.java b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/context/ContextFactoryExtensionPoint.java new file mode 100644 index 0000000000..e92a8f2844 --- /dev/null +++ b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/context/ContextFactoryExtensionPoint.java @@ -0,0 +1,50 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + */ + +package org.apache.tuscany.sca.context; + +/** + * An extension point for context factories. + * + * @version $Rev$ $Date$ + */ +public interface ContextFactoryExtensionPoint { + + /** + * Add a context factory extension. + * + * @param factory The factory to add + */ + void addFactory(Object factory); + + /** + * Remove a context factory extension. + * + * @param factory The factory to remove + */ + void removeFactory(Object factory); + + /** + * Get a factory implementing the given interface. + * @param factoryInterface the lookup key (factory interface) + * @return The factory + */ + <T> T getFactory(Class<T> factoryInterface); + +} diff --git a/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/context/DefaultContextFactoryExtensionPoint.java b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/context/DefaultContextFactoryExtensionPoint.java new file mode 100644 index 0000000000..3c4be9cd55 --- /dev/null +++ b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/context/DefaultContextFactoryExtensionPoint.java @@ -0,0 +1,116 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + */ + +package org.apache.tuscany.sca.context; + +import java.lang.reflect.Constructor; +import java.util.HashMap; + +import org.apache.tuscany.sca.core.ExtensionPointRegistry; +import org.apache.tuscany.sca.extensibility.ServiceDeclaration; +import org.apache.tuscany.sca.extensibility.ServiceDiscovery; + +/** + * Default implementation of a model factory extension point. + * + * @version $Rev$ $Date$ + */ +public class DefaultContextFactoryExtensionPoint implements ContextFactoryExtensionPoint { + + /** + * The Map of Factories that have been registered. + */ + private HashMap<Class<?>, Object> factories = new HashMap<Class<?>, Object>(); + + private ExtensionPointRegistry registry; + + public DefaultContextFactoryExtensionPoint(ExtensionPointRegistry registry) { + this.registry = registry; + } + + /** + * Add a model factory extension. + * + * @param factory The factory to add. + * @throws IllegalArgumentException if factory is null + */ + public void addFactory(Object factory) throws IllegalArgumentException { + if (factory == null) { + throw new IllegalArgumentException("Cannot add null as a factory"); + } + + Class<?>[] interfaces = factory.getClass().getInterfaces(); + for (int i = 0; i<interfaces.length; i++) { + factories.put(interfaces[i], factory); + } + } + + /** + * Remove a model factory extension. + * + * @param factory The factory to remove + * @throws IllegalArgumentException if factory is null + */ + public void removeFactory(Object factory) throws IllegalArgumentException { + if (factory == null) { + throw new IllegalArgumentException("Cannot remove null as a factory"); + } + + Class<?>[] interfaces = factory.getClass().getInterfaces(); + for (int i = 0; i<interfaces.length; i++) { + factories.remove(interfaces[i]); + } + } + + /** + * Get a factory implementing the given interface. + * + * @param factoryInterface The lookup key (factory interface) + * @return The factory + */ + public <T> T getFactory(Class<T> factoryInterface) throws IllegalArgumentException { + if (factoryInterface == null) { + throw new IllegalArgumentException("Cannot get null as a factory"); + } + + Object factory = factories.get(factoryInterface); + if (factory == null) { + + // Dynamically load a factory class declared under META-INF/services + try { + ServiceDeclaration factoryDeclaration = ServiceDiscovery.getInstance().getServiceDeclaration(factoryInterface.getName()); + if (factoryDeclaration != null) { + Class<?> factoryClass = factoryDeclaration.loadClass(); + + // Default empty constructor + Constructor<?> constructor = factoryClass.getConstructor(ExtensionPointRegistry.class); + factory = constructor.newInstance(registry); + + // Cache the loaded factory + addFactory(factory); + } + } catch (Exception e) { + throw new IllegalArgumentException(e); + } + + } + + return factoryInterface.cast(factory); + } +} diff --git a/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/context/PropertyValueFactory.java b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/context/PropertyValueFactory.java new file mode 100644 index 0000000000..9766e164b8 --- /dev/null +++ b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/context/PropertyValueFactory.java @@ -0,0 +1,40 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + */ +package org.apache.tuscany.sca.context; + +import org.apache.tuscany.sca.assembly.ComponentProperty; + +/** + * Interface implemented by the provider of the property values + * + * @version $Rev$ $Date$ + */ +public interface PropertyValueFactory { + + /** + * This method will create an instance of the value for the specified Property. + * + * @param property The Property from which to retrieve the property value + * @param type The type of the property value being retrieved from the Property + * @param <B> Type type of the property value being looked up + * + * @return the value for the Property + */ + <B> B createPropertyValue(ComponentProperty property, Class<B> type); +} diff --git a/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/context/RequestContextFactory.java b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/context/RequestContextFactory.java new file mode 100644 index 0000000000..d8f15b411c --- /dev/null +++ b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/context/RequestContextFactory.java @@ -0,0 +1,34 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + */ +package org.apache.tuscany.sca.context; + +import org.apache.tuscany.sca.runtime.RuntimeComponent; +import org.oasisopen.sca.RequestContext; + +/** + * Interface implemented by the provider of the RequestContext. + * + * @version $Rev$ $Date$ + */ +public interface RequestContextFactory { + /** + * @return An instance of RequestContext for the current invocation + */ + RequestContext createRequestContext(RuntimeComponent component); +} diff --git a/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/context/ThreadMessageContext.java b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/context/ThreadMessageContext.java new file mode 100644 index 0000000000..d6237b7ce3 --- /dev/null +++ b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/context/ThreadMessageContext.java @@ -0,0 +1,57 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + */ +package org.apache.tuscany.sca.context; + +import org.apache.tuscany.sca.invocation.Message; + +/** + * Class for tunnelling a WorkContext through the invocation of a user class. + * + * @version $Rev$ $Date$ + */ +public final class ThreadMessageContext { + + private static final ThreadLocal<Message> CONTEXT = new ThreadLocal<Message>(); + + private ThreadMessageContext() { + } + + public static Message setMessageContext(Message context) { + Message old = CONTEXT.get(); + CONTEXT.set(context); + return old; + } + + /** + * Returns the WorkContext for the current thread. + * + * @return the WorkContext for the current thread + */ + public static Message getMessageContext() { + return CONTEXT.get(); + } + + /** + * Removes and state from the current thread to ensure that + * any associated classloaders can be GCd + */ + public static void removeMessageContext() { + CONTEXT.remove(); + } +} diff --git a/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/invocation/DataExchangeSemantics.java b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/invocation/DataExchangeSemantics.java new file mode 100644 index 0000000000..957a15ce8a --- /dev/null +++ b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/invocation/DataExchangeSemantics.java @@ -0,0 +1,34 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + */ + +package org.apache.tuscany.sca.invocation; + +/** + * An invoker or interceptor can optionally implement this interface to indicate if they can + * enforce the pass-by-value semantics for an operation on remotable interfaces. + * + * @version $Rev$ $Date$ + */ +public interface DataExchangeSemantics { + /** + * Indicate if the data can be passed in by reference as they won't be mutated. + * @return true if pass-by-reference is allowed + */ + boolean allowsPassByReference(); +} diff --git a/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/invocation/Interceptor.java b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/invocation/Interceptor.java new file mode 100644 index 0000000000..a5f221fc11 --- /dev/null +++ b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/invocation/Interceptor.java @@ -0,0 +1,40 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + */ +package org.apache.tuscany.sca.invocation; + +/** + * Synchronous mediation associated with a client- or target- side wire. + * + * @version $Rev$ $Date$ + */ +public interface Interceptor extends Invoker { + + /** + * Sets the next invoker + * @param next The next invoker + */ + void setNext(Invoker next); + + /** + * Returns the next invoker or null + * @return The next Invoker + */ + Invoker getNext(); + +} diff --git a/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/invocation/InvocationChain.java b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/invocation/InvocationChain.java new file mode 100644 index 0000000000..4f131365fa --- /dev/null +++ b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/invocation/InvocationChain.java @@ -0,0 +1,100 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + */ +package org.apache.tuscany.sca.invocation; + +import org.apache.tuscany.sca.interfacedef.Operation; + +/** + * A wire consists of 1..n invocation chains associated with the operations of its source service contract. + * <p/> + * Invocation chains may contain <code>Interceptors</code> that process invocations. + * <p/> + * A <code>Message</code> is used to pass data associated with an invocation through the chain. + * + * @version $Rev$ $Date$ + */ +public interface InvocationChain { + /** + * Returns the target operation for this invocation chain. + * + * @return The target operation for this invocation chain + */ + Operation getTargetOperation(); + + /** + * Updates the target operation for this invocation chain. + * + * @param operation The new target operation for this invocation chain + */ + void setTargetOperation(Operation operation); + + /** + * Returns the source operation for this invocation chain. + * + * @return The source operation for this invocation chain + */ + Operation getSourceOperation(); + + /** + * Updates the source operation for this invocation chain. + * + * @param operation The new source operation for this invocation chain + */ + void setSourceOperation(Operation operation); + + /** + * Adds an interceptor to the chain. For reference side, it will be added to + * Phase.REFERENCE. For service side, it will be added to Phase.SERVICE + * + * @param interceptor The interceptor to add + */ + void addInterceptor(Interceptor interceptor); + + /** + * Adds an invoker to the chain + * + * @param invoker The invoker to add + */ + void addInvoker(Invoker invoker); + + /** + * Returns the first invoker in the chain. + * + * @return The first invoker in the chain + */ + Invoker getHeadInvoker(); + + /** + * Add an interceptor to the given phase + * @param phase + * @param interceptor + */ + void addInterceptor(String phase, Interceptor interceptor); + + /** + * Indicate if the data can be passed in by reference as they won't be mutated. + * @return true if pass-by-reference is allowed + */ + boolean allowsPassByReference(); + /** + * Force the invocation to allow pass-by-reference + * @param allowsPBR + */ + void setAllowsPassByReference(boolean allowsPBR); +} diff --git a/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/invocation/Invoker.java b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/invocation/Invoker.java new file mode 100644 index 0000000000..2748bbed9a --- /dev/null +++ b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/invocation/Invoker.java @@ -0,0 +1,36 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + */ +package org.apache.tuscany.sca.invocation; + +/** + * Synchronous mediation associated with a client- or target- side wire. + * + * @version $Rev$ $Date$ + */ +public interface Invoker { + + /** + * Process a synchronous wire + * + * @param msg The request Message for the wire + * @return The response Message from the wire + */ + Message invoke(Message msg); + +} diff --git a/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/invocation/Message.java b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/invocation/Message.java new file mode 100644 index 0000000000..9bf8355ef1 --- /dev/null +++ b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/invocation/Message.java @@ -0,0 +1,127 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + */ +package org.apache.tuscany.sca.invocation; + +import java.util.List; + +import org.apache.tuscany.sca.assembly.Endpoint; +import org.apache.tuscany.sca.assembly.EndpointReference; +import org.apache.tuscany.sca.interfacedef.Operation; + +/** + * Represents a request, response, or exception flowing through a wire + * + * @version $Rev $Date$ + */ +public interface Message { + + /** + * Returns the body of the message, which will be the payload or parameters associated with the wire + * @return The body of the message + */ + <T> T getBody(); + + /** + * Sets the body of the message. + * @param body The body of the message + */ + <T> void setBody(T body); + + /** + * Get the end point reference of the source reference + * @return The end point reference of the reference originating the message + */ + EndpointReference getFrom(); + + /** + * Set the end point reference of the reference originating the message + * @param from The end point reference of the reference originating the message + */ + void setFrom(EndpointReference from); + + /** + * Get the end point reference of target service + * @return The end point reference of the service that the message targets + */ + Endpoint getTo(); + + /** + * Set the end point reference of target service + * @param to The end point reference of the service that the message targets + */ + void setTo(Endpoint to); + + /** + * Returns the id of the message + * @return The message Id + */ + Object getMessageID(); + + /** + * Sets the id of the message + * @param messageId The message ID + */ + void setMessageID(Object messageId); + + /** + * Determines if the message represents a fault/exception + * + * @return true If the message body is a fault object, false if the body is a normal payload + */ + boolean isFault(); + + /** + * Set the message body with a fault object. After this method is called, isFault() returns true. + * + * @param fault The fault object represents an exception + */ + <T> void setFaultBody(T fault); + + /** + * Returns the operation that created the message. + * + * @return The operation that created the message + */ + Operation getOperation(); + + /** + * Sets the operation that created the message. + * + * @param op The operation that created the message + */ + void setOperation(Operation op); + + /** + * Returns a list of objects that are contained in the message header + * + * @return + */ + List<Object> getHeaders(); + + /** + * Returns the binding context in force for this message + */ + <T> T getBindingContext(); + + /** + * Set the binding context that is in force for this message + * @param bindingContext + */ + <T> void setBindingContext(T bindingContext); +} diff --git a/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/invocation/MessageFactory.java b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/invocation/MessageFactory.java new file mode 100644 index 0000000000..38c900e36a --- /dev/null +++ b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/invocation/MessageFactory.java @@ -0,0 +1,36 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + */ +package org.apache.tuscany.sca.invocation; + + +/** + * A factory for messages + * + * @version $Rev $Date$ + */ +public interface MessageFactory { + + /** + * Creates a new message. + * + * @return The new message + */ + Message createMessage(); + +} diff --git a/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/invocation/Phase.java b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/invocation/Phase.java new file mode 100644 index 0000000000..af8ad6e582 --- /dev/null +++ b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/invocation/Phase.java @@ -0,0 +1,69 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + */ + +package org.apache.tuscany.sca.invocation; + +/** + * Tuscany built-in phases for the invocation chain + * + * @version $Rev$ $Date$ + */ +public interface Phase { + // The first phase for outgoing invocations via a reference + String REFERENCE = "component.reference"; + + // data transformation and validation + String REFERENCE_INTERFACE = "reference.interface"; + + // reference policy handling + String REFERENCE_POLICY = "reference.policy"; + + // reference binding invoker + String REFERENCE_BINDING = "reference.binding"; + + String REFERENCE_BINDING_WIREFORMAT = "reference.binding.wireformat"; + String REFERENCE_BINDING_POLICY = "reference.binding.policy"; + String REFERENCE_BINDING_TRANSPORT = "reference.binding.transport"; + + String SERVICE_BINDING_TRANSPORT = "service.binding.transport"; + String SERVICE_BINDING_OPERATION_SELECTOR = "service.binding.operationselector"; + String SERVICE_BINDING_WIREFORMAT = "service.binding.wireformat"; + String SERVICE_BINDING_POLICY = "service.binding.policy"; + + + // The first phase for incoming invocations via a service + String SERVICE_BINDING = "service.binding"; + + // service policy handling + String SERVICE_POLICY = "service.policy"; + + // data validation and transformation + String SERVICE_INTERFACE = "service.interface"; + + // TODO: not sure if we need to have this face + String SERVICE = "component.service"; + + // implementation policy handling + String IMPLEMENTATION_POLICY = "implementation.policy"; + + // implementation invoker + String IMPLEMENTATION = "component.implementation"; + + // String getName(); +} diff --git a/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/invocation/PhasedInterceptor.java b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/invocation/PhasedInterceptor.java new file mode 100644 index 0000000000..4482eaa0bb --- /dev/null +++ b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/invocation/PhasedInterceptor.java @@ -0,0 +1,31 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + */ + +package org.apache.tuscany.sca.invocation; + +/** + * An interceptor that is designated to be a given phase + */ +public interface PhasedInterceptor extends Interceptor { + /** + * Get the name of the phase that this interceptor is positioned + * @return + */ + String getPhase(); +} diff --git a/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/management/ConfigAttributes.java b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/management/ConfigAttributes.java new file mode 100644 index 0000000000..222ba62fb6 --- /dev/null +++ b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/management/ConfigAttributes.java @@ -0,0 +1,26 @@ +/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.apache.tuscany.sca.management;
+
+import java.util.Map;
+
+public interface ConfigAttributes {
+ Map<String, String> getAttributes();
+}
diff --git a/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/management/ManagementService.java b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/management/ManagementService.java new file mode 100644 index 0000000000..3887db4873 --- /dev/null +++ b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/management/ManagementService.java @@ -0,0 +1,39 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + */ +package org.apache.tuscany.sca.management; + +import org.apache.tuscany.sca.runtime.RuntimeComponent; + +/** + * Interface for the management service abstraction. The implementation + * could be based on a variety of technologies including JMX, WSDM, + * SNMP etc. + * + * @version $Revision$ $Date$ + */ +public interface ManagementService { + + /** + * Registers a component for management. + * + * @param name Name of the component. + * @param component Component to be registered. + */ + void registerComponent(String name, RuntimeComponent component); +} diff --git a/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/provider/BasePolicyProvider.java b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/provider/BasePolicyProvider.java new file mode 100644 index 0000000000..785ac70271 --- /dev/null +++ b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/provider/BasePolicyProvider.java @@ -0,0 +1,169 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + */ + +package org.apache.tuscany.sca.provider; + +import java.util.ArrayList; +import java.util.List; + +import org.apache.tuscany.sca.assembly.Component; +import org.apache.tuscany.sca.assembly.ComponentService; +import org.apache.tuscany.sca.assembly.Endpoint; +import org.apache.tuscany.sca.assembly.EndpointReference; +import org.apache.tuscany.sca.interfacedef.Operation; +import org.apache.tuscany.sca.invocation.InvocationChain; +import org.apache.tuscany.sca.invocation.PhasedInterceptor; +import org.apache.tuscany.sca.policy.PolicyExpression; +import org.apache.tuscany.sca.policy.PolicySet; +import org.apache.tuscany.sca.policy.PolicySubject; +import org.apache.tuscany.sca.runtime.RuntimeComponentReference; +import org.apache.tuscany.sca.runtime.RuntimeComponentService; +import org.apache.tuscany.sca.runtime.RuntimeWire; + +/** + * Abstract base class for policy providers + */ +public abstract class BasePolicyProvider<T> implements PolicyProvider { + protected Class<T> policyType; + protected PolicySubject subject; + + protected BasePolicyProvider(Class<T> policyType, PolicySubject subject) { + this.policyType = policyType; + this.subject = subject; + } + + protected List<T> findPolicies() { + List<T> policies = new ArrayList<T>(); + List<PolicySet> policySets = subject.getPolicySets(); + for (PolicySet ps : policySets) { + for (Object p : ps.getPolicies()) { + if (policyType.isInstance(p)) { + policies.add(policyType.cast(p)); + } + if (p instanceof PolicyExpression) { + PolicyExpression exp = (PolicyExpression)p; + if (policyType.isInstance(exp.getPolicy())) { + policies.add(policyType.cast(exp.getPolicy())); + } + } + + } + } + return policies; + } + + protected List<PolicySet> findPolicySets() { + List<PolicySet> policies = new ArrayList<PolicySet>(); + List<PolicySet> policySets = subject.getPolicySets(); + for (PolicySet ps : policySets) { + for (Object p : ps.getPolicies()) { + if (policyType.isInstance(p)) { + policies.add(ps); + } + if (p instanceof PolicyExpression) { + PolicyExpression exp = (PolicyExpression)p; + if (policyType.isInstance(exp.getPolicy())) { + policies.add(ps); + } + } + } + } + return policies; + } + + protected PolicySet findPolicySet() { + List<PolicySet> policySets = subject.getPolicySets(); + for (PolicySet ps : policySets) { + for (Object p : ps.getPolicies()) { + if (policyType.isInstance(p)) { + return ps; + } + if (p instanceof PolicyExpression) { + PolicyExpression exp = (PolicyExpression)p; + if (policyType.isInstance(exp.getPolicy())) { + return ps; + } + } + } + } + return null; + } + + protected String getContext() { + if (subject instanceof Endpoint) { + Endpoint endpoint = (Endpoint)subject; + return endpoint.getURI(); + } else if (subject instanceof EndpointReference) { + EndpointReference endpointReference = (EndpointReference)subject; + return endpointReference.getURI(); + } else if (subject instanceof Component) { + Component component = (Component)subject; + return component.getURI(); + } + return null; + } + + public void start() { + } + + public void stop() { + } + + public PhasedInterceptor createInterceptor(Operation operation) { + return null; + } + + private InvocationChain getInvocationChain() { + if (subject instanceof Endpoint) { + Endpoint endpoint = (Endpoint)subject; + RuntimeComponentService service = (RuntimeComponentService)endpoint.getService(); + RuntimeWire wire = service.getRuntimeWire(endpoint.getBinding()); + List<InvocationChain> chains = wire.getInvocationChains(); + for (InvocationChain chain : chains) { + configure(chain, chain.getTargetOperation()); + } + + } else if (subject instanceof EndpointReference) { + EndpointReference endpointReference = (EndpointReference)subject; + RuntimeComponentReference reference = (RuntimeComponentReference)endpointReference.getReference(); + RuntimeWire wire = reference.getRuntimeWire(endpointReference.getBinding()); + List<InvocationChain> chains = wire.getInvocationChains(); + for (InvocationChain chain : chains) { + configure(chain, chain.getSourceOperation()); + } + } else if (subject instanceof Component) { + Component component = (Component)subject; + for (ComponentService s : component.getServices()) { + RuntimeComponentService service = (RuntimeComponentService)s; + for (RuntimeWire wire : service.getRuntimeWires()) { + List<InvocationChain> chains = wire.getInvocationChains(); + for (InvocationChain chain : chains) { + configure(chain, chain.getTargetOperation()); + } + } + + } + } + return null; + } + + protected void configure(InvocationChain invocationChain, Operation operation) { + } + +} diff --git a/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/provider/BindingProviderFactory.java b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/provider/BindingProviderFactory.java new file mode 100644 index 0000000000..0e94a28d98 --- /dev/null +++ b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/provider/BindingProviderFactory.java @@ -0,0 +1,50 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + */ + +package org.apache.tuscany.sca.provider; + +import org.apache.tuscany.sca.assembly.Binding; +import org.apache.tuscany.sca.assembly.Endpoint; +import org.apache.tuscany.sca.assembly.EndpointReference; + +/** + * A factory for creating the runtime artifacts that represent bindings. + * + * @version $Rev$ $Date$ + */ +public interface BindingProviderFactory<M extends Binding> extends ProviderFactory<M> { + + /** + * Creates a new reference binding provider for the given endpoint reference + * + * @param endpointReference defines the component/reference/binding against which to create the provider + * @return The binding provider + */ + ReferenceBindingProvider createReferenceBindingProvider(EndpointReference endpointReference); + + /** + * Creates a new service binding provider for the given component and + * service. + * + * @param endpoint defines the component/service/binding against which to create the provider + * @return The binding provider + */ + ServiceBindingProvider createServiceBindingProvider(Endpoint endpoint); + +} diff --git a/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/provider/DefaultProviderFactoryExtensionPoint.java b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/provider/DefaultProviderFactoryExtensionPoint.java new file mode 100644 index 0000000000..61af242182 --- /dev/null +++ b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/provider/DefaultProviderFactoryExtensionPoint.java @@ -0,0 +1,498 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + */ + +package org.apache.tuscany.sca.provider; + +import java.lang.reflect.Constructor; +import java.util.ArrayList; +import java.util.Collection; +import java.util.HashMap; +import java.util.List; +import java.util.Map; + +import org.apache.tuscany.sca.assembly.Binding; +import org.apache.tuscany.sca.assembly.Endpoint; +import org.apache.tuscany.sca.assembly.EndpointReference; +import org.apache.tuscany.sca.assembly.Implementation; +import org.apache.tuscany.sca.core.ExtensionPointRegistry; +import org.apache.tuscany.sca.extensibility.ServiceDeclaration; +import org.apache.tuscany.sca.extensibility.ServiceDiscovery; +import org.apache.tuscany.sca.runtime.RuntimeComponent; +import org.apache.tuscany.sca.runtime.RuntimeComponentReference; +import org.apache.tuscany.sca.runtime.RuntimeComponentService; + +/** + * Default implementation of a provider factory extension point. + * + * @version $Rev$ $Date$ + */ +public class DefaultProviderFactoryExtensionPoint implements ProviderFactoryExtensionPoint { + + private ExtensionPointRegistry registry; + private final Map<Class<?>, ProviderFactory> providerFactories = new HashMap<Class<?>, ProviderFactory>(); + private final List<PolicyProviderFactory> policyProviderFactories = new ArrayList<PolicyProviderFactory>(); + private boolean loaded; + + /** + * The default constructor. Does nothing. + * + */ + public DefaultProviderFactoryExtensionPoint(ExtensionPointRegistry registry) { + this.registry = registry; + } + + /** + * Add a provider factory. + * + * @param providerFactory The provider factory + */ + public void addProviderFactory(ProviderFactory providerFactory) { + if(providerFactory instanceof PolicyProviderFactory) { + policyProviderFactories.add((PolicyProviderFactory)providerFactory); + } + providerFactories.put(providerFactory.getModelType(), providerFactory); + } + + /** + * Remove a provider factory. + * + * @param providerFactory The provider factory + */ + public void removeProviderFactory(ProviderFactory providerFactory) { + if(providerFactory instanceof PolicyProviderFactory) { + policyProviderFactories.remove((PolicyProviderFactory)providerFactory); + } + providerFactories.remove(providerFactory.getModelType()); + } + + /** + * Returns the provider factory associated with the given model type. + * @param modelType A model type + * @return The provider factory associated with the given model type + */ + public ProviderFactory getProviderFactory(Class<?> modelType) { + loadProviderFactories(); + + Class<?>[] classes = modelType.getInterfaces(); + for (Class<?> c : classes) { + ProviderFactory factory = providerFactories.get(c); + if (factory != null) { + return factory; + } + } + return providerFactories.get(modelType); + } + + public List<PolicyProviderFactory> getPolicyProviderFactories() { + loadProviderFactories(); + return policyProviderFactories; + } + + /** + * Load provider factories declared under META-INF/services. + * @param registry + */ + private synchronized void loadProviderFactories() { + if (loaded) + return; + + loadProviderFactories(BindingProviderFactory.class); + loadProviderFactories(ImplementationProviderFactory.class); + loadProviderFactories(PolicyProviderFactory.class); + loadProviderFactories(WireFormatProviderFactory.class); + loadProviderFactories(OperationSelectorProviderFactory.class); + + loaded = true; + } + + /** + * Load provider factories declared under META-INF/services. + * @param registry + * @param factoryClass + * @return + */ + private List<ProviderFactory> loadProviderFactories(Class<?> factoryClass) { + + // Get the provider factory service declarations + Collection<ServiceDeclaration> factoryDeclarations; + ServiceDiscovery serviceDiscovery = ServiceDiscovery.getInstance(); + try { + factoryDeclarations = serviceDiscovery.getServiceDeclarations(factoryClass.getName(), true); + } catch (Exception e) { + throw new IllegalStateException(e); + } + + // Get the target extension point + ProviderFactoryExtensionPoint factoryExtensionPoint = + registry.getExtensionPoint(ProviderFactoryExtensionPoint.class); + List<ProviderFactory> factories = new ArrayList<ProviderFactory>(); + + for (ServiceDeclaration factoryDeclaration : factoryDeclarations) { + Map<String, String> attributes = factoryDeclaration.getAttributes(); + + // Load an implementation provider factory + if (factoryClass == ImplementationProviderFactory.class) { + String modelTypeName = attributes.get("model"); + + // Create a provider factory wrapper and register it + ImplementationProviderFactory factory = + new LazyImplementationProviderFactory(registry, modelTypeName, factoryDeclaration); + factoryExtensionPoint.addProviderFactory(factory); + factories.add(factory); + + } else if (factoryClass == BindingProviderFactory.class) { + + // Load a binding provider factory + String modelTypeName = attributes.get("model"); + + // Create a provider factory wrapper and register it + BindingProviderFactory factory = + new LazyBindingProviderFactory(registry, modelTypeName, factoryDeclaration); + factoryExtensionPoint.addProviderFactory(factory); + factories.add(factory); + } else if (factoryClass == PolicyProviderFactory.class) { + // Load a policy provider factory + String modelTypeName = attributes.get("model"); + + // Create a provider factory wrapper and register it + PolicyProviderFactory factory = + new LazyPolicyProviderFactory(registry, modelTypeName, factoryDeclaration); + factoryExtensionPoint.addProviderFactory(factory); + factories.add(factory); + } else if (factoryClass == WireFormatProviderFactory.class) { + + // Load a wire format provider factory + String modelTypeName = attributes.get("model"); + + // Create a provider factory wrapper and register it + WireFormatProviderFactory factory = + new LazyWireFormatProviderFactory(registry, modelTypeName, factoryDeclaration); + factoryExtensionPoint.addProviderFactory(factory); + factories.add(factory); + } else if (factoryClass == OperationSelectorProviderFactory.class) { + + // Load a wire format provider factory + String modelTypeName = attributes.get("model"); + + // Create a provider factory wrapper and register it + OperationSelectorProviderFactory factory = + new LazyOperationSelectorProviderFactory(registry, modelTypeName, factoryDeclaration); + factoryExtensionPoint.addProviderFactory(factory); + factories.add(factory); + } + } + return factories; + } + + /** + * A wrapper around an implementation provider factory allowing lazy + * loading and initialization of implementation providers. + */ + private static class LazyBindingProviderFactory implements BindingProviderFactory { + + private ExtensionPointRegistry registry; + private String modelTypeName; + private ServiceDeclaration factoryDeclaration; + private BindingProviderFactory factory; + private Class<?> modelType; + + private LazyBindingProviderFactory(ExtensionPointRegistry registry, + String modelTypeName, + ServiceDeclaration factoryDeclaration) { + this.registry = registry; + this.modelTypeName = modelTypeName; + this.factoryDeclaration = factoryDeclaration; + } + + @SuppressWarnings("unchecked") + private BindingProviderFactory getFactory() { + if (factory == null) { + try { + Class<BindingProviderFactory> factoryClass = + (Class<BindingProviderFactory>)factoryDeclaration.loadClass(); + Constructor<BindingProviderFactory> constructor = + factoryClass.getConstructor(ExtensionPointRegistry.class); + factory = constructor.newInstance(registry); + } catch (Exception e) { + throw new IllegalStateException(e); + } + } + return factory; + } + + @SuppressWarnings("unchecked") + public ReferenceBindingProvider createReferenceBindingProvider(EndpointReference endpointReference) { + return getFactory().createReferenceBindingProvider(endpointReference); + } + + @SuppressWarnings("unchecked") + public ServiceBindingProvider createServiceBindingProvider(Endpoint endpoint) { + return getFactory().createServiceBindingProvider(endpoint); + } + + public Class<?> getModelType() { + if (modelType == null) { + try { + modelType = factoryDeclaration.loadClass(modelTypeName); + } catch (Exception e) { + throw new IllegalStateException(e); + } + } + return modelType; + } + + } + + /** + * A wrapper around an implementation provider factory allowing lazy + * loading and initialization of implementation providers. + */ + private class LazyImplementationProviderFactory implements ImplementationProviderFactory { + + private ExtensionPointRegistry registry; + private String modelTypeName; + private ServiceDeclaration providerClass; + private ImplementationProviderFactory factory; + private Class<?> modelType; + + private LazyImplementationProviderFactory(ExtensionPointRegistry registry, + String modelTypeName, + ServiceDeclaration providerClass) { + this.registry = registry; + this.modelTypeName = modelTypeName; + this.providerClass = providerClass; + } + + @SuppressWarnings("unchecked") + private ImplementationProviderFactory getFactory() { + if (factory == null) { + try { + Class<ImplementationProviderFactory> factoryClass = + (Class<ImplementationProviderFactory>)providerClass.loadClass(); + Constructor<ImplementationProviderFactory> constructor = + factoryClass.getConstructor(ExtensionPointRegistry.class); + factory = constructor.newInstance(registry); + } catch (Exception e) { + throw new IllegalStateException(e); + } + } + return factory; + } + + @SuppressWarnings("unchecked") + public ImplementationProvider createImplementationProvider(RuntimeComponent component, + Implementation Implementation) { + return getFactory().createImplementationProvider(component, Implementation); + } + + public Class<?> getModelType() { + if (modelType == null) { + try { + + modelType = providerClass.loadClass(modelTypeName); + } catch (Exception e) { + throw new IllegalStateException(e); + } + } + return modelType; + } + + } + + /** + * A wrapper around an policy provider factory allowing lazy + * loading and initialization of policy providers. + */ + private class LazyPolicyProviderFactory implements PolicyProviderFactory { + private ExtensionPointRegistry registry; + private String modelTypeName; + private ServiceDeclaration providerClass; + private PolicyProviderFactory factory; + private Class<?> modelType; + + private LazyPolicyProviderFactory(ExtensionPointRegistry registry, + String modelTypeName, + ServiceDeclaration providerClass) { + this.registry = registry; + this.modelTypeName = modelTypeName; + this.providerClass = providerClass; + } + + @SuppressWarnings("unchecked") + private PolicyProviderFactory getFactory() { + if (factory == null) { + try { + Class<PolicyProviderFactory> factoryClass = (Class<PolicyProviderFactory>)providerClass.loadClass(); + Constructor<PolicyProviderFactory> constructor = + factoryClass.getConstructor(ExtensionPointRegistry.class); + factory = constructor.newInstance(registry); + } catch (Exception e) { + throw new IllegalStateException(e); + } + } + return factory; + } + + public PolicyProvider createImplementationPolicyProvider(RuntimeComponent component) { + return getFactory().createImplementationPolicyProvider(component); + } + + public PolicyProvider createReferencePolicyProvider(EndpointReference endpointReference) { + return getFactory().createReferencePolicyProvider(endpointReference); + } + + public PolicyProvider createServicePolicyProvider(Endpoint endpoint) { + return getFactory().createServicePolicyProvider(endpoint); + } + + public Class<?> getModelType() { + if (modelType == null) { + try { + modelType = providerClass.loadClass(modelTypeName); + } catch (Exception e) { + throw new IllegalStateException(e); + } + } + return modelType; + } + } + + /** + * A wrapper around a wire format provider factory allowing lazy + * loading and initialization of wire format providers. + */ + private class LazyWireFormatProviderFactory implements WireFormatProviderFactory { + + private ExtensionPointRegistry registry; + private String modelTypeName; + private ServiceDeclaration providerClass; + private WireFormatProviderFactory factory; + private Class<?> modelType; + + private LazyWireFormatProviderFactory(ExtensionPointRegistry registry, + String modelTypeName, + ServiceDeclaration providerClass) { + this.registry = registry; + this.modelTypeName = modelTypeName; + this.providerClass = providerClass; + } + + @SuppressWarnings("unchecked") + private WireFormatProviderFactory getFactory() { + if (factory == null) { + try { + Class<WireFormatProviderFactory> factoryClass = + (Class<WireFormatProviderFactory>)providerClass.loadClass(); + Constructor<WireFormatProviderFactory> constructor = + factoryClass.getConstructor(ExtensionPointRegistry.class); + factory = constructor.newInstance(registry); + } catch (Exception e) { + throw new IllegalStateException(e); + } + } + return factory; + } + + public WireFormatProvider createReferenceWireFormatProvider(RuntimeComponent component, + RuntimeComponentReference reference, + Binding binding){ + return getFactory().createReferenceWireFormatProvider(component, reference, binding); + } + + public WireFormatProvider createServiceWireFormatProvider(RuntimeComponent component, + RuntimeComponentService service, + Binding binding){ + return getFactory().createServiceWireFormatProvider(component, service, binding); + } + + public Class<?> getModelType() { + if (modelType == null) { + try { + + modelType = providerClass.loadClass(modelTypeName); + } catch (Exception e) { + throw new IllegalStateException(e); + } + } + return modelType; + } + } + + /** + * A wrapper around a operation selector provider factory allowing lazy + * loading and initialization of operation selector providers. + */ + private class LazyOperationSelectorProviderFactory implements OperationSelectorProviderFactory { + + private ExtensionPointRegistry registry; + private String modelTypeName; + private ServiceDeclaration providerClass; + private OperationSelectorProviderFactory factory; + private Class<?> modelType; + + private LazyOperationSelectorProviderFactory(ExtensionPointRegistry registry, + String modelTypeName, + ServiceDeclaration providerClass) { + this.registry = registry; + this.modelTypeName = modelTypeName; + this.providerClass = providerClass; + } + + @SuppressWarnings("unchecked") + private OperationSelectorProviderFactory getFactory() { + if (factory == null) { + try { + Class<OperationSelectorProviderFactory> factoryClass = + (Class<OperationSelectorProviderFactory>)providerClass.loadClass(); + Constructor<OperationSelectorProviderFactory> constructor = + factoryClass.getConstructor(ExtensionPointRegistry.class); + factory = constructor.newInstance(registry); + } catch (Exception e) { + throw new IllegalStateException(e); + } + } + return factory; + } + + public OperationSelectorProvider createReferenceOperationSelectorProvider(RuntimeComponent component, + RuntimeComponentReference reference, + Binding binding){ + return getFactory().createReferenceOperationSelectorProvider(component, reference, binding); + } + + public OperationSelectorProvider createServiceOperationSelectorProvider(RuntimeComponent component, + RuntimeComponentService service, + Binding binding){ + return getFactory().createServiceOperationSelectorProvider(component, service, binding); + } + + public Class<?> getModelType() { + if (modelType == null) { + try { + + modelType = providerClass.loadClass(modelTypeName); + } catch (Exception e) { + throw new IllegalStateException(e); + } + } + return modelType; + } + } + +} diff --git a/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/provider/ImplementationProvider.java b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/provider/ImplementationProvider.java new file mode 100644 index 0000000000..015c673d66 --- /dev/null +++ b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/provider/ImplementationProvider.java @@ -0,0 +1,68 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + */ + +package org.apache.tuscany.sca.provider; + +import org.apache.tuscany.sca.interfacedef.Operation; +import org.apache.tuscany.sca.invocation.Invoker; +import org.apache.tuscany.sca.runtime.RuntimeComponentService; + +/** + * A component implementation can implement this interface in order to tie + * into the Tuscany runtime + * + * @version $Rev$ $Date$ + */ +public interface ImplementationProvider { + + /** + * This method will be invoked when the component implementation + * is activated. + */ + void start(); + + /** + * This method will be invoked when the component implementation + * is deactivated. + */ + void stop(); + + /** + * Create an invoker for the component implementation in the invocation + * chain. The invoker will be responsible for calling the implementation + * logic for the given component. + * + * @param service The component service + * @param operation The operation that the interceptor will handle + * @return An invoker that handles the invocation logic, null should be + * returned if no invoker is required + */ + Invoker createInvoker(RuntimeComponentService service, Operation operation); + + /** + * For bindings that invoke one-way callback operations asynchronously, + * there is no need to perform a thread switch before calling the invoker. + * This method indicates whether the binding has this capability. + * + * @return true if the callback invoker is able to invoke one-way operations + * asynchronously, false if all invocations are synchronous + */ + boolean supportsOneWayInvocation(); + +} diff --git a/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/provider/ImplementationProviderFactory.java b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/provider/ImplementationProviderFactory.java new file mode 100644 index 0000000000..6a37d1e951 --- /dev/null +++ b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/provider/ImplementationProviderFactory.java @@ -0,0 +1,42 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + */ + +package org.apache.tuscany.sca.provider; + +import org.apache.tuscany.sca.assembly.Implementation; +import org.apache.tuscany.sca.runtime.RuntimeComponent; + +/** + * An interface for factories that create implementation providers. + * + * @version $Rev$ $Date$ + */ +public interface ImplementationProviderFactory<M extends Implementation> extends ProviderFactory<M> { + + /** + * Creates a new implementation provider for the given + * component. + * + * @param component The runtime component + * @param Implementation The implementation type + * @return The implementation provider + */ + ImplementationProvider createImplementationProvider(RuntimeComponent component, M Implementation); + +} diff --git a/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/provider/OperationSelectorProvider.java b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/provider/OperationSelectorProvider.java new file mode 100644 index 0000000000..f385c7dfba --- /dev/null +++ b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/provider/OperationSelectorProvider.java @@ -0,0 +1,39 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + */ + +package org.apache.tuscany.sca.provider; + +import org.apache.tuscany.sca.invocation.Interceptor; + +/** + * @version $Rev$ $Date$ + */ +public interface OperationSelectorProvider { + /** + * Create an interceptor for the operation selector + * @return An interceptor that realize the policySet + */ + Interceptor createInterceptor(); + + /** + * Get the phase that the interceptor should be added + * @return The phase that this interceptor belongs to + */ + String getPhase(); +} diff --git a/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/provider/OperationSelectorProviderFactory.java b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/provider/OperationSelectorProviderFactory.java new file mode 100644 index 0000000000..183b38cb33 --- /dev/null +++ b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/provider/OperationSelectorProviderFactory.java @@ -0,0 +1,53 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + */ + +package org.apache.tuscany.sca.provider; + +import org.apache.tuscany.sca.assembly.Binding; +import org.apache.tuscany.sca.assembly.OperationSelector; +import org.apache.tuscany.sca.runtime.RuntimeComponent; +import org.apache.tuscany.sca.runtime.RuntimeComponentReference; +import org.apache.tuscany.sca.runtime.RuntimeComponentService; + +/** + * @version $Rev$ $Date$ + */ +public interface OperationSelectorProviderFactory<M extends OperationSelector> extends ProviderFactory<M> { + /** + * Create wire format provider for a given reference binding + * @param component + * @param reference + * @param binding + * @return + */ + OperationSelectorProvider createReferenceOperationSelectorProvider(RuntimeComponent component, + RuntimeComponentReference reference, + Binding binding); + + /** + * Create policy provider for a given service binding + * @param component + * @param service + * @param binding + * @return + */ + OperationSelectorProvider createServiceOperationSelectorProvider(RuntimeComponent component, + RuntimeComponentService service, + Binding binding); +} diff --git a/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/provider/PolicyImplementor.java b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/provider/PolicyImplementor.java new file mode 100644 index 0000000000..f2b59a7c54 --- /dev/null +++ b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/provider/PolicyImplementor.java @@ -0,0 +1,38 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + */ + +package org.apache.tuscany.sca.provider; + +import java.util.List; + +import javax.xml.namespace.QName; + +/** + * This interface can be optionally implemented by the Binding or Implementation providers to + * indicate if they implement the policies in the binding/implementation provider. + * + * @version $Rev$ $Date$ + */ +public interface PolicyImplementor { + /** + * Get a list of policy names that are implemented by this policy implementor + * @return A list of policy names + */ + List<QName> getImplementedPolicies(); +} diff --git a/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/provider/PolicyProvider.java b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/provider/PolicyProvider.java new file mode 100644 index 0000000000..00ef0d1c3c --- /dev/null +++ b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/provider/PolicyProvider.java @@ -0,0 +1,45 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + */ + +package org.apache.tuscany.sca.provider; + +import org.apache.tuscany.sca.interfacedef.Operation; +import org.apache.tuscany.sca.invocation.PhasedInterceptor; + +/** + * @version $Rev$ $Date$ + */ +public interface PolicyProvider { + /** + * Create an interceptor for a given operation + * @param operation + * @return An interceptor that realize the policySet + */ + PhasedInterceptor createInterceptor(Operation operation); + + /** + * Start the provider + */ + void start(); + + /** + * Stop the provider + */ + void stop(); +} diff --git a/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/provider/PolicyProviderFactory.java b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/provider/PolicyProviderFactory.java new file mode 100644 index 0000000000..564e6c633b --- /dev/null +++ b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/provider/PolicyProviderFactory.java @@ -0,0 +1,51 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + */ + +package org.apache.tuscany.sca.provider; + +import org.apache.tuscany.sca.assembly.Endpoint; +import org.apache.tuscany.sca.assembly.EndpointReference; +import org.apache.tuscany.sca.runtime.RuntimeComponent; + +/** + * @version $Rev$ $Date$ + */ +public interface PolicyProviderFactory<M> extends ProviderFactory<M> { + /** + * Create policy provider for a given reference binding + * @param endpointReference The endpoint reference + * @return A policy provider for the endpoint reference + */ + PolicyProvider createReferencePolicyProvider(EndpointReference endpointReference); + + /** + * Create policy provider for a given service binding + * @param endpoint The endpoint + * @return A policy provider for the endpoint + */ + PolicyProvider createServicePolicyProvider(Endpoint endpoint); + + /** + * Create policy provider for a given component implementation + * @param component + * @return A policy provider for the implementation + */ + PolicyProvider createImplementationPolicyProvider(RuntimeComponent component); + +} diff --git a/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/provider/PolicyProviderRRB.java b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/provider/PolicyProviderRRB.java new file mode 100644 index 0000000000..6e7f2bd554 --- /dev/null +++ b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/provider/PolicyProviderRRB.java @@ -0,0 +1,37 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + */ + +package org.apache.tuscany.sca.provider; + +import org.apache.tuscany.sca.invocation.PhasedInterceptor; + +/** + * TODO RRB experiment + * This is an experiment extension to try out the request response + * binding function + * @version $Rev$ $Date$ + */ +public interface PolicyProviderRRB extends PolicyProvider { + /** + * Create a binding interceptor + * @return An interceptor that realize the policySet + */ + PhasedInterceptor createBindingInterceptor(); + +} diff --git a/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/provider/ProviderFactory.java b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/provider/ProviderFactory.java new file mode 100644 index 0000000000..2102806881 --- /dev/null +++ b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/provider/ProviderFactory.java @@ -0,0 +1,36 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + */ + +package org.apache.tuscany.sca.provider; + +/** + * A factory for runtime providers. + * + * @version $Rev$ $Date$ + */ +public interface ProviderFactory<M> { + + /** + * The model type that this factory creates providers for. + * + * @return the model type + */ + Class<M> getModelType(); + +} diff --git a/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/provider/ProviderFactoryExtensionPoint.java b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/provider/ProviderFactoryExtensionPoint.java new file mode 100644 index 0000000000..d8f9973338 --- /dev/null +++ b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/provider/ProviderFactoryExtensionPoint.java @@ -0,0 +1,63 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + */ + +package org.apache.tuscany.sca.provider; + +import java.util.List; + + +/** + * An extension point for provider factories. Holds all of the provider + * factories from loaded extension points. Allows a provider factory + * to be located based on a given model type. Hence the runtime can + * generate runtime artifacts from the in memory assembly model. + * + * @version $Rev$ $Date$ + */ +public interface ProviderFactoryExtensionPoint { + + + /** + * Add a provider factory. + * + * @param providerFactory The provider factory + */ + void addProviderFactory(ProviderFactory providerFactory); + + /** + * Remove a provider factory. + * + * @param providerFactory The provider factory + */ + void removeProviderFactory(ProviderFactory providerFactory); + + /** + * Returns the provider factory associated with the given model type. + * @param modelType A model type + * @return The provider factory associated with the given model type + */ + ProviderFactory getProviderFactory(Class<?> modelType); + + /** + * Get a list of registered PolicyProviderFactory + * @return a list of registered PolicyProviderFactory + */ + List<PolicyProviderFactory> getPolicyProviderFactories(); + +} diff --git a/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/provider/ReferenceBindingProvider.java b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/provider/ReferenceBindingProvider.java new file mode 100644 index 0000000000..b3ab1d8b87 --- /dev/null +++ b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/provider/ReferenceBindingProvider.java @@ -0,0 +1,76 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + */ + +package org.apache.tuscany.sca.provider; + +import org.apache.tuscany.sca.interfacedef.InterfaceContract; +import org.apache.tuscany.sca.interfacedef.Operation; +import org.apache.tuscany.sca.invocation.Invoker; + +/** + * A reference binding implementation can options implement this + * interface to tie into the Tuscany SCA runtime + * + * @version $Rev$ $Date$ + */ +public interface ReferenceBindingProvider { + + /** + * This method will be invoked when the component reference binding is + * activated. + */ + void start(); + + /** + * This method will be invoked when the component reference binding is + * deactivated. + */ + void stop(); + + /** + * Create an invoker for the reference binding in the invocation chain. The + * invoker is responsible for making the outbound invocation over the + * binding protocol. + * + * @param operation The operation that the interceptor will handle + * @return An invoker that handles the invocation logic, null should be + * returned if no invoker is required + */ + Invoker createInvoker(Operation operation); + + /** + * Get the effective interface contract imposed by the binding. For example, + * it will be interface contract introspected from the WSDL portType used by + * the endpoint for a WebService binding. + * + * @return The effective interface contract, if null is returned, the + * interface contract for the component reference will be used + */ + InterfaceContract getBindingInterfaceContract(); + + /** + * For bindings that invoke one-way operations asynchronously, there is no + * need to perform a thread switch before calling the invoker. This method + * indicates whether the binding has this capability. + * + * @return true if the binding invoker is able to invoke one-way operations + * asynchronously, false if all invocations are synchronous + */ + boolean supportsOneWayInvocation(); +} diff --git a/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/provider/ReferenceBindingProviderRRB.java b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/provider/ReferenceBindingProviderRRB.java new file mode 100644 index 0000000000..3ea9d0ac3c --- /dev/null +++ b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/provider/ReferenceBindingProviderRRB.java @@ -0,0 +1,35 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + */ + +package org.apache.tuscany.sca.provider; + +import org.apache.tuscany.sca.runtime.RuntimeWire; + +/** + * TODO RRB experiment + * This is an experiment extension to try out the request response + * binding function + * + * @version $Rev$ $Date$ + */ +public interface ReferenceBindingProviderRRB extends ReferenceBindingProvider { + + void configureBindingChain(RuntimeWire runtimeWire); + +} diff --git a/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/provider/ServiceBindingProvider.java b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/provider/ServiceBindingProvider.java new file mode 100644 index 0000000000..e15234a549 --- /dev/null +++ b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/provider/ServiceBindingProvider.java @@ -0,0 +1,63 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + */ + +package org.apache.tuscany.sca.provider; + +import org.apache.tuscany.sca.interfacedef.InterfaceContract; + +/** + * A service binding can optionally implement this interface to tie + * into the Tuscany SCA runtime + * + * @version $Rev$ $Date$ + */ +public interface ServiceBindingProvider { + /** + * This method will be invoked when the component service binding is + * activated. + */ + void start(); + + /** + * This method will be invoked when the component service binding is + * deactivated. + */ + void stop(); + + /** + * Get the effective interface contract imposed by the binding. For example, + * it will be interface contract introspected from the WSDL portType used by + * the endpoint for a WebService binding. + * + * @return The effective interface contract, if null is returned, the + * interface contract for the component service will be used + */ + InterfaceContract getBindingInterfaceContract(); + + /** + * For bindings that invoke one-way callback operations asynchronously, + * there is no need to perform a thread switch before calling the invoker. + * This method indicates whether the binding has this capability. + * + * @return true if the callback invoker is able to invoke one-way operations + * asynchronously, false if all invocations are synchronous + */ + boolean supportsOneWayInvocation(); + +} diff --git a/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/provider/ServiceBindingProviderRRB.java b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/provider/ServiceBindingProviderRRB.java new file mode 100644 index 0000000000..278bb23e0a --- /dev/null +++ b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/provider/ServiceBindingProviderRRB.java @@ -0,0 +1,35 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + */ + +package org.apache.tuscany.sca.provider; + +import org.apache.tuscany.sca.runtime.RuntimeWire; + +/** + * TODO RRB experiment + * This is an experiment extension to try out the request response + * binding function + * + * @version $Rev$ $Date$ + */ +public interface ServiceBindingProviderRRB extends ServiceBindingProvider { + + void configureBindingChain(RuntimeWire runtimeWire); + +} diff --git a/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/provider/WireFormatProvider.java b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/provider/WireFormatProvider.java new file mode 100644 index 0000000000..b3a2b4763e --- /dev/null +++ b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/provider/WireFormatProvider.java @@ -0,0 +1,54 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + */ + +package org.apache.tuscany.sca.provider; + +import org.apache.tuscany.sca.interfacedef.InterfaceContract; +import org.apache.tuscany.sca.invocation.Interceptor; + +/** + * @version $Rev$ $Date$ + */ +public interface WireFormatProvider { + + /** + * Set up the contract that describes the interface that + * is providing data to or accepting data from the + * wire format interceptor. The wire format's job + * is to translate between this interface contract and the + * format on the wire. The interface contract may be + * configured separately for request and response + * wire formats + * + * @return the wire format interface contract + */ + public InterfaceContract configureWireFormatInterfaceContract(InterfaceContract interfaceContract); + + /** + * Create an interceptor for the wire format + * @return An interceptor that realize the policySet + */ + Interceptor createInterceptor(); + + /** + * Get the phase that the interceptor should be added + * @return The phase that this interceptor belongs to + */ + String getPhase(); +} diff --git a/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/provider/WireFormatProviderFactory.java b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/provider/WireFormatProviderFactory.java new file mode 100644 index 0000000000..fd748df6ca --- /dev/null +++ b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/provider/WireFormatProviderFactory.java @@ -0,0 +1,53 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + */ + +package org.apache.tuscany.sca.provider; + +import org.apache.tuscany.sca.assembly.Binding; +import org.apache.tuscany.sca.assembly.WireFormat; +import org.apache.tuscany.sca.runtime.RuntimeComponent; +import org.apache.tuscany.sca.runtime.RuntimeComponentReference; +import org.apache.tuscany.sca.runtime.RuntimeComponentService; + +/** + * @version $Rev$ $Date$ + */ +public interface WireFormatProviderFactory<M extends WireFormat> extends ProviderFactory<M> { + /** + * Create wire format provider for a given reference binding + * @param component + * @param reference + * @param binding + * @return + */ + WireFormatProvider createReferenceWireFormatProvider(RuntimeComponent component, + RuntimeComponentReference reference, + Binding binding); + + /** + * Create policy provider for a given service binding + * @param component + * @param service + * @param binding + * @return + */ + WireFormatProvider createServiceWireFormatProvider(RuntimeComponent component, + RuntimeComponentService service, + Binding binding); +} diff --git a/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/ActivationException.java b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/ActivationException.java new file mode 100644 index 0000000000..b015891e93 --- /dev/null +++ b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/ActivationException.java @@ -0,0 +1,37 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + */ +package org.apache.tuscany.sca.runtime; + + +/** + * Denotes an error starting the runtime + * + * @version $Rev$ $Date$ + */ +public class ActivationException extends Exception { + private static final long serialVersionUID = 8612661660934426123L; + + public ActivationException(String message) { + super(message); + } + + public ActivationException(Throwable cause) { + super(cause); + } +} diff --git a/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/CompositeActivator.java b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/CompositeActivator.java new file mode 100644 index 0000000000..f4e18f60cc --- /dev/null +++ b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/CompositeActivator.java @@ -0,0 +1,107 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + */ + +package org.apache.tuscany.sca.runtime; + +import org.apache.tuscany.sca.assembly.Component; +import org.apache.tuscany.sca.assembly.Composite; +import org.apache.tuscany.sca.context.CompositeContext; + +/** + * Start/stop a composite + * + * @version $Rev$ $Date$ + */ +public interface CompositeActivator { + /** + * Activate a composite + * @param compositeContext The context of the Node + * @param composite + */ + void activate(CompositeContext compositeContext, Composite composite) throws ActivationException; + + /** + * Activate a component reference + * @param compositeContext The context of the Node + * @param component + * @param ref + */ + void start(CompositeContext compositeContext, RuntimeComponent component, RuntimeComponentReference ref); + + /** + * Activate a component reference + * @param compositeContext The context of the Node + * @param component + * @param ref + */ + void activate(CompositeContext compositeContext, RuntimeComponent component, RuntimeComponentReference ref); + + /** + * Activate a component reference + * @param compositeContext The context of the Node + * @param component + * @param ref + */ + void activate(CompositeContext compositeContext, RuntimeComponent component, RuntimeComponentService service); + + /** + * De-activate a component reference + * @param component + * @param ref + */ + void deactivate(RuntimeComponent component, RuntimeComponentReference ref); + + /** + * De-activate a component reference + * @param component + * @param ref + */ + void deactivate(RuntimeComponent component, RuntimeComponentService service); + + /** + * Stop a composite + * @param composite + */ + void deactivate(Composite composite) throws ActivationException; + + /** + * Start a component + * @param component + */ + void start(CompositeContext compositeContext, Component component) throws ActivationException; + + /** + * Stop a component + * @param component + */ + void stop(CompositeContext compositeContext, Component component) throws ActivationException; + + /** + * Start components in a composite + * @param composite + */ + void start(CompositeContext compositeContext, Composite composite) throws ActivationException; + + /** + * Stop components in a composite + * @param composite + */ + void stop(CompositeContext compositeContext, Composite composite) throws ActivationException; + +} diff --git a/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/DefaultWireProcessorExtensionPoint.java b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/DefaultWireProcessorExtensionPoint.java new file mode 100644 index 0000000000..9f28f7650a --- /dev/null +++ b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/DefaultWireProcessorExtensionPoint.java @@ -0,0 +1,127 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + */ +package org.apache.tuscany.sca.runtime; + +import java.lang.reflect.Constructor; +import java.util.ArrayList; +import java.util.Collection; +import java.util.List; + +import org.apache.tuscany.sca.core.ExtensionPointRegistry; +import org.apache.tuscany.sca.core.LifeCycleListener; +import org.apache.tuscany.sca.extensibility.ServiceDeclaration; +import org.apache.tuscany.sca.extensibility.ServiceDiscovery; + +/** + * The default implementation of a <code>WireProcessorExtensionPoint</code> + * + * @version $Rev$ $Date$ + */ +public class DefaultWireProcessorExtensionPoint implements RuntimeWireProcessorExtensionPoint, LifeCycleListener { + private ExtensionPointRegistry registry; + private boolean loaded; + + /** + * @param registry + */ + public DefaultWireProcessorExtensionPoint(ExtensionPointRegistry registry) { + super(); + this.registry = registry; + } + + /** + * The list of WireProcessors available to the runtime + */ + private final List<RuntimeWireProcessor> processors = new ArrayList<RuntimeWireProcessor>(); + + /** + * Registers a wire-processor in the runtime + * + * @param processor The processor to register + */ + public void addWireProcessor(RuntimeWireProcessor processor) { + processors.add(processor); + if (processor instanceof LifeCycleListener) { + ((LifeCycleListener)processor).start(); + } + } + + /** + * De-registers a wire-processor in the runtime + * + * @param processor The processor to de-register + */ + public void removeWireProcessor(RuntimeWireProcessor processor) { + boolean found = processors.remove(processor); + if (found && (processor instanceof LifeCycleListener)) { + ((LifeCycleListener)processor).stop(); + } + } + + /** + * Returns a list of registered wire-processors. + * + * @return The list of wire processors + */ + public List<RuntimeWireProcessor> getWireProcessors() { + loadWireProcessors(); + return processors; + } + + private synchronized void loadWireProcessors() { + if (loaded) { + return; + } + try { + Collection<ServiceDeclaration> sds = + ServiceDiscovery.getInstance().getServiceDeclarations(RuntimeWireProcessor.class, true); + for (ServiceDeclaration sd : sds) { + Class type = sd.loadClass(); + Constructor constructor = null; + RuntimeWireProcessor processor = null; + try { + constructor = type.getConstructor(ExtensionPointRegistry.class); + processor = (RuntimeWireProcessor)constructor.newInstance(registry); + + } catch (NoSuchMethodException e) { + constructor = type.getConstructor(); + processor = (RuntimeWireProcessor)constructor.newInstance(); + } + if (processor != null) { + addWireProcessor(processor); + } + } + loaded = true; + } catch (Throwable e) { + throw new IllegalStateException(e); + } + } + + public void start() { + } + + public void stop() { + for (RuntimeWireProcessor processor : processors) { + if ((processor instanceof LifeCycleListener)) { + ((LifeCycleListener)processor).stop(); + } + } + processors.clear(); + } +} diff --git a/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/DomainRegistryFactory.java b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/DomainRegistryFactory.java new file mode 100644 index 0000000000..7b71406ac6 --- /dev/null +++ b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/DomainRegistryFactory.java @@ -0,0 +1,46 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + */ + +package org.apache.tuscany.sca.runtime; + +import java.util.Collection; +import java.util.List; + +/** + * + */ +public interface DomainRegistryFactory { + /** + * Get the EndpointRegistry for the given registry URI and domain URI + * @param endpointRegistryURI A URI can be used to connect to the registry, such as vm://localhost + * or multicast://200.0.100.200:50000/... + * @param domainURI The domain URI + * @return + */ + EndpointRegistry getEndpointRegistry(String endpointRegistryURI, String domainURI); + + /** + * Return all active endpoint registries + * @return + */ + Collection<EndpointRegistry> getEndpointRegistries(); + void addListener(EndpointListener listener); + void removeListener(EndpointListener listener); + List<EndpointListener> getListeners(); +} diff --git a/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/EndpointListener.java b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/EndpointListener.java new file mode 100644 index 0000000000..13d193c464 --- /dev/null +++ b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/EndpointListener.java @@ -0,0 +1,46 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + */ + +package org.apache.tuscany.sca.runtime; + +import java.util.EventListener; + +import org.apache.tuscany.sca.assembly.Endpoint; + +/** + * A listener for endpoint events + */ +public interface EndpointListener extends EventListener { + /** + * The method is invoked when a new endpoint is added to the registry + * @param endpoint + */ + void endpointAdded(Endpoint endpoint); + /** + * The method is invoked when an endpoint is removed the registry + * @param endpoint + */ + void endpointRemoved(Endpoint endpoint); + /** + * The method is invoked when an endpoint is updated in the registry + * @param oldEndpoint + * @param newEndpoint + */ + void endpointUpdated(Endpoint oldEndpoint, Endpoint newEndpoint); +} diff --git a/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/EndpointReferenceBinder.java b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/EndpointReferenceBinder.java new file mode 100644 index 0000000000..78a0e19f10 --- /dev/null +++ b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/EndpointReferenceBinder.java @@ -0,0 +1,42 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + */ + +package org.apache.tuscany.sca.runtime; + +import org.apache.tuscany.sca.assembly.EndpointReference; + +/** + * A utility responsible for resolving the endpoint reference against a matching endpoint published + * to the EndpointRegistry + */ +public interface EndpointReferenceBinder { + /** + * @param endpointRegistry + * @param endpointReference + * @return + */ + boolean bind(EndpointRegistry endpointRegistry, EndpointReference endpointReference); + /** + * + * @param endpointRegistry + * @param endpointReference + * @return + */ + boolean isOutOfDate(EndpointRegistry endpointRegistry, EndpointReference endpointReference); +} diff --git a/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/EndpointRegistry.java b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/EndpointRegistry.java new file mode 100644 index 0000000000..09f4a4d78d --- /dev/null +++ b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/EndpointRegistry.java @@ -0,0 +1,48 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + */ + +package org.apache.tuscany.sca.runtime; + +import java.util.List; + +import org.apache.tuscany.sca.assembly.Endpoint; +import org.apache.tuscany.sca.assembly.EndpointReference; + +/** + * The EndpointRegistry holds the active service endpoints for the SCA domain + */ +public interface EndpointRegistry { + void addEndpoint(Endpoint endpoint); + void removeEndpoint(Endpoint endpoint); + + Endpoint getEndpoint(String uri); + void updateEndpoint(String uri, Endpoint endpoint); + List<Endpoint> findEndpoint(EndpointReference endpointReference); + List<Endpoint> getEndpoints(); + + void addEndpointReference(EndpointReference endpointReference); + void removeEndpointReference(EndpointReference endpointReference); + List<EndpointReference> findEndpointReference(Endpoint endpoint); + List<EndpointReference> getEndpointRefereneces(); + + void addListener(EndpointListener listener); + void removeListener(EndpointListener listener); + List<EndpointListener> getListeners(); + +} diff --git a/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/EndpointSerializer.java b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/EndpointSerializer.java new file mode 100644 index 0000000000..c56869170a --- /dev/null +++ b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/EndpointSerializer.java @@ -0,0 +1,38 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + */ + +package org.apache.tuscany.sca.runtime; + +import java.io.IOException; + +import org.apache.tuscany.sca.assembly.Endpoint; +import org.apache.tuscany.sca.assembly.EndpointReference; + +/** + * A utility to seralize/deserialize Endpoint/EndpointReference objects + */ +public interface EndpointSerializer { + void read(Endpoint endpoint, String xml) throws IOException; + + String write(Endpoint endpoint) throws IOException; + + void read(EndpointReference endpointReference, String xml) throws IOException; + + String write(EndpointReference endpointReference) throws IOException; +} diff --git a/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/ReferenceParameters.java b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/ReferenceParameters.java new file mode 100644 index 0000000000..928c77fd04 --- /dev/null +++ b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/ReferenceParameters.java @@ -0,0 +1,59 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + */ + +package org.apache.tuscany.sca.runtime; + +import org.apache.tuscany.sca.assembly.EndpointReference; + +/** + * Parameters for the EndPointReference + * + * @version $Rev$ $Date$ + */ +public interface ReferenceParameters extends Cloneable { + /** + * Get the callback ID + * @return the callbackID + */ + Object getCallbackID(); + + /** + * Set the callback ID + * @param callbackID the callbackID to set + */ + void setCallbackID(Object callbackID); + + /** + * Get the ID for the non-ServiceReference callback object + * @return + */ + Object getCallbackObjectID(); + + /** + * Set the ID for the non-ServiceReference callback object + * @param callbackObjectID + */ + void setCallbackObjectID(Object callbackObjectID); + + EndpointReference getCallbackReference(); + + void setCallbackReference(EndpointReference callback); + + Object clone() throws CloneNotSupportedException; +} diff --git a/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/RuntimeComponent.java b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/RuntimeComponent.java new file mode 100644 index 0000000000..30bba78a40 --- /dev/null +++ b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/RuntimeComponent.java @@ -0,0 +1,83 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + */ + +package org.apache.tuscany.sca.runtime; + +import java.util.List; + +import org.apache.tuscany.sca.assembly.Component; +import org.apache.tuscany.sca.provider.ImplementationProvider; +import org.apache.tuscany.sca.provider.PolicyProvider; + +/** + * The runtime component interface. Provides the bridge between the + * assembly model representation of a component and its runtime + * realization. + * + * @version $Rev$ $Date$ + */ +public interface RuntimeComponent extends Component { + /** + * Set the implementation-specific configuration for this component + * @param implementationProvider The object that manages the component implementation + */ + void setImplementationProvider(ImplementationProvider implementationProvider); + + /** + * Get the implementation-specific configuration for this component + * @return The implementation provider for this component + */ + ImplementationProvider getImplementationProvider(); + + /** + * Get the associated component context + * @return + */ + RuntimeComponentContext getComponentContext(); + + /** + * Set the associated component context + * @param context + */ + void setComponentContext(RuntimeComponentContext context); + + /** + * Tests if the RuntimeComponent is started + * @return true if the RuntimeComponent is started otherwise false + */ + boolean isStarted(); + + /** + * Sets the RuntimeComponent started state + * @param started the state to set + */ + void setStarted(boolean started); + + /** + * Add a policy provider to the component + * @param policyProvider + */ + void addPolicyProvider(PolicyProvider policyProvider); + + /** + * Get a list of policy providers configured for this component + * @return + */ + List<PolicyProvider> getPolicyProviders(); +} diff --git a/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/RuntimeComponentContext.java b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/RuntimeComponentContext.java new file mode 100644 index 0000000000..5f9ff4fa7e --- /dev/null +++ b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/RuntimeComponentContext.java @@ -0,0 +1,87 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + */ + +package org.apache.tuscany.sca.runtime; + +import org.apache.tuscany.sca.assembly.ComponentService; +import org.apache.tuscany.sca.assembly.EndpointReference; +import org.apache.tuscany.sca.context.CompositeContext; +import org.apache.tuscany.sca.core.ExtensionPointRegistry; +import org.oasisopen.sca.ComponentContext; +import org.oasisopen.sca.ServiceReference; + +/** + * @version $Rev$ $Date$ + */ +public interface RuntimeComponentContext extends ComponentContext { + /** + * Activate the reference (creating runtime wires) + * @param reference + */ + void start(RuntimeComponentReference reference); + + /** + * Get the CallableReference for a given component reference + * @param <B> + * @param businessInterface The business interface + * @param reference The reference to be wired + * @param endpointReference The endpointReference to be used + * @return A service reference representing the wire + */ + <B> ServiceReference<B> getServiceReference(Class<B> businessInterface, + RuntimeComponentReference reference, + EndpointReference endpointReference); + + /** + * Bind the reference to a target component/componentService + * @param <B> + * @param businessInterface The business interface + * @param reference The reference to be wired + * @param component The target component + * @param service The target component service + * @return A service reference representing the wire + */ + <B> ServiceReference<B> getServiceReference(Class<B> businessInterface, + RuntimeComponentReference reference, + RuntimeComponent component, + RuntimeComponentService service); + + /** + * Create a CallableReference for the given component service + * @param <B> + * @param businessInterface + * @param component + * @param service + * @return + */ + <B> ServiceReference<B> getCallableReference(Class<B> businessInterface, + RuntimeComponent component, + RuntimeComponentService service); + + /** + * @param <B> + * @param businessInterface + * @param service + * @return + */ + <B> ServiceReference<B> createSelfReference(Class<B> businessInterface, ComponentService service); + + ExtensionPointRegistry getExtensionPointRegistry(); + CompositeContext getCompositeContext(); +} diff --git a/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/RuntimeComponentReference.java b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/RuntimeComponentReference.java new file mode 100644 index 0000000000..0105abd6e4 --- /dev/null +++ b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/RuntimeComponentReference.java @@ -0,0 +1,108 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + */ + +package org.apache.tuscany.sca.runtime; + +import java.util.List; + +import org.apache.tuscany.sca.assembly.Binding; +import org.apache.tuscany.sca.assembly.ComponentReference; +import org.apache.tuscany.sca.assembly.EndpointReference; +import org.apache.tuscany.sca.interfacedef.Operation; +import org.apache.tuscany.sca.invocation.Invoker; +import org.apache.tuscany.sca.provider.PolicyProvider; +import org.apache.tuscany.sca.provider.ReferenceBindingProvider; + +/** + * The runtime component reference. Provides the bridge between the + * assembly model representation of a component reference and its runtime + * realization + * + * @version $Rev$ $Date$ + */ +public interface RuntimeComponentReference extends ComponentReference { + + /** + * Get a list of runtime wires to the reference + * + * @return The list of wires + */ + List<RuntimeWire> getRuntimeWires(); + + /** + * Get the runtime wire for the given binding + * @param binding The assembly model binding + * @return The runtime wire + */ + RuntimeWire getRuntimeWire(Binding binding); + + /** + * Get the runtime wire for the given endpoint reference + * @param endpointReference The assembly model endpoint reference + * @return The runtime wire + */ + RuntimeWire getRuntimeWire(EndpointReference endpointReference); + + /** + * Returns the reference binding provider associated with this + * component reference and the given binding. + * + * @param binding The assembly model binding + * @return The runtime reference binding provider + */ + ReferenceBindingProvider getBindingProvider(Binding binding); + + /** + * Sets the reference binding provider associated with this + * component reference and the given binding. + * + * @param binding The assembly model binding + * @param bindingProvider The runtime reference binding provider + */ + void setBindingProvider(Binding binding, ReferenceBindingProvider bindingProvider); + + + /** + * Add a policy provider for the given binding to the reference + * @param binding The assembly model binding + * @param policyProvider The policy handler + */ + void addPolicyProvider(Binding binding, PolicyProvider policyProvider); + + /** + * Get a list of policy providers for the given binding + * @param binding The assembly model binding + * @return A list of policy providers for the given binding + */ + List<PolicyProvider> getPolicyProviders(Binding binding); + + /** + * Get the invoker for the given binding and operation + * @param binding The assembly model binding + * @param operation The assembly model operation + * @return The runtime Invoker + */ + Invoker getInvoker(Binding binding, Operation operation); + + /** + * Set the owning component + * @param component + */ + void setComponent(RuntimeComponent component); +} diff --git a/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/RuntimeComponentService.java b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/RuntimeComponentService.java new file mode 100644 index 0000000000..982724d798 --- /dev/null +++ b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/RuntimeComponentService.java @@ -0,0 +1,138 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + */ + +package org.apache.tuscany.sca.runtime; + +import java.util.List; + +import org.apache.tuscany.sca.assembly.Binding; +import org.apache.tuscany.sca.assembly.ComponentService; +import org.apache.tuscany.sca.interfacedef.InterfaceContract; +import org.apache.tuscany.sca.interfacedef.Operation; +import org.apache.tuscany.sca.invocation.InvocationChain; +import org.apache.tuscany.sca.invocation.Invoker; +import org.apache.tuscany.sca.provider.PolicyProvider; +import org.apache.tuscany.sca.provider.ServiceBindingProvider; + +/** + * The runtime component service. Provides the bridge between the + * assembly model representation of a component service and its runtime + * realization + * + * @version $Rev$ $Date$ + */ +public interface RuntimeComponentService extends ComponentService { + + /** + * Get a list of runtime wires to the service + * + * @return The list of wires + */ + List<RuntimeWire> getRuntimeWires(); + /** + * Get the runtime wire for the given binding + * @param binding The assembly model binding + * @return The runtime wire + */ + RuntimeWire getRuntimeWire(Binding binding); + + /** + * Get the callback wires associated with this service + * + * @return The list of runtime callback wires + */ + List<RuntimeWire> getCallbackWires(); + + /** + * Returns the service binding provider associated with this + * component service and the given binding. + * + * @param binding The assembly model binding + * @return The runtime service binding provider + */ + ServiceBindingProvider getBindingProvider(Binding binding); + + /** + * Returns the service binding provider associated with this + * component service and the given binding. + * + * @param binding + * @param interfaceContract + * @return + */ + RuntimeWire getRuntimeWire(Binding binding, InterfaceContract interfaceContract); + + /** + * Sets the service binding provider associated with this + * component service and the given binding. + * + * @param binding The assembly model binding + * @param bindingProvider The runtime service binding provider + */ + void setBindingProvider(Binding binding, ServiceBindingProvider bindingProvider); + + /** + * Get the invoker for the given binding and operation + * @param binding The assembly model binding + * @param operation The assembly model operation + * @return The runtime invoker + */ + Invoker getInvoker(Binding binding, Operation operation); + + /** + * Get the invoker for the given binding and operation + * @param binding The assembly model binding + * @param interfaceContract the client interface contract + * @param operation The assembly model operation + * @return The runtime invoker + */ + Invoker getInvoker(Binding binding, InterfaceContract interfaceContract, Operation operation); + + /** + * Get the invocation chain for the given binding and operation + * @param binding The assembly model binding + * @param operation The assembly model operation + * @return The runtime invocation chain + */ + InvocationChain getInvocationChain(Binding binding, Operation operation); + + /** + * Get the invocation chain for the given binding and operation + * @param binding The assembly model binding + * @param operation The assembly model operation + * @param interfaceContract the client interface contract + * @return The runtime invocation chain + */ + InvocationChain getInvocationChain(Binding binding, InterfaceContract interfaceContract, Operation operation); + + /** + * Add a policy provider for the given binding to the service + * @param binding The assembly model binding + * @param policyProvider The policy handler + */ + void addPolicyProvider(Binding binding, PolicyProvider policyProvider); + + /** + * Get a list of policy providers for the given binding + * @param binding The assembly model binding + * @return A list of policy providers for the given binding + */ + List<PolicyProvider> getPolicyProviders(Binding binding); + +} diff --git a/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/RuntimeEndpoint.java b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/RuntimeEndpoint.java new file mode 100644 index 0000000000..7000da9093 --- /dev/null +++ b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/RuntimeEndpoint.java @@ -0,0 +1,104 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + */ + +package org.apache.tuscany.sca.runtime; + +import java.io.Serializable; +import java.lang.reflect.InvocationTargetException; +import java.util.List; + +import org.apache.tuscany.sca.assembly.Endpoint; +import org.apache.tuscany.sca.interfacedef.Operation; +import org.apache.tuscany.sca.invocation.InvocationChain; +import org.apache.tuscany.sca.invocation.Message; +import org.apache.tuscany.sca.provider.PolicyProvider; +import org.apache.tuscany.sca.provider.ServiceBindingProvider; + +/** + * The runtime representation of a service endpoint + */ +public interface RuntimeEndpoint extends Endpoint, Serializable { + /** + * Returns the invocation chains for service operations associated with the + * wire + * + * @return the invocation chains for service operations associated with the + * wire + */ + List<InvocationChain> getInvocationChains(); + + /** + * Lookup the invocation chain by operation + * @param operation The operation + * @return The invocation chain for the given operation + */ + InvocationChain getInvocationChain(Operation operation); + + /** + * Get the invocation chain for the binding-specific handling + * @return The binding invocation chain + */ + InvocationChain getBindingInvocationChain(); + + /** + * This invoke method assumes that the binding invocation chain is in force + * and that there will be an operation selector element there to + * determine which operation to call + * @param msg The message + * @return The result + * @throws InvocationTargetException + */ + Object invoke(Message msg) throws InvocationTargetException; + + /** + * Invoke an operation with given arguments + * @param operation The operation + * @param args The arguments + * @return The result + * @throws InvocationTargetException + */ + Object invoke(Operation operation, Object[] args) throws InvocationTargetException; + + /** + * Invoke an operation with a context message + * @param operation The operation + * @param msg The message + * @return The result + * @throws InvocationTargetException + */ + Object invoke(Operation operation, Message msg) throws InvocationTargetException; + + /** + * Attach the service binding provider + * @param provider + */ + void setBindingProvider(ServiceBindingProvider provider); + + /** + * Get the service binding provider + * @return + */ + ServiceBindingProvider getBindingProvider(); + + /** + * Get a list of policy providers + * @return + */ + List<PolicyProvider> getPolicyProviders(); +} diff --git a/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/RuntimeEndpointReference.java b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/RuntimeEndpointReference.java new file mode 100644 index 0000000000..86c808c0fb --- /dev/null +++ b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/RuntimeEndpointReference.java @@ -0,0 +1,104 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + */ + +package org.apache.tuscany.sca.runtime; + +import java.io.Serializable; +import java.lang.reflect.InvocationTargetException; +import java.util.List; + +import org.apache.tuscany.sca.assembly.EndpointReference; +import org.apache.tuscany.sca.interfacedef.Operation; +import org.apache.tuscany.sca.invocation.InvocationChain; +import org.apache.tuscany.sca.invocation.Message; +import org.apache.tuscany.sca.provider.PolicyProvider; +import org.apache.tuscany.sca.provider.ReferenceBindingProvider; + +/** + * The runtime representation of an endpoint reference + */ +public interface RuntimeEndpointReference extends EndpointReference, Serializable { + /** + * Returns the invocation chains for service operations associated with the + * wire + * + * @return the invocation chains for service operations associated with the + * wire + */ + List<InvocationChain> getInvocationChains(); + + /** + * Lookup the invocation chain by operation + * @param operation The operation + * @return The invocation chain for the given operation + */ + InvocationChain getInvocationChain(Operation operation); + + /** + * Get the invocation chain for the binding-specific handling + * @return The binding invocation chain + */ + InvocationChain getBindingInvocationChain(); + + /** + * This invoke method assumes that the binding invocation chain is in force + * and that there will be an operation selector element there to + * determine which operation to call + * @param msg The message + * @return The result + * @throws InvocationTargetException + */ + Object invoke(Message msg) throws InvocationTargetException; + + /** + * Invoke an operation with given arguments + * @param operation The operation + * @param args The arguments + * @return The result + * @throws InvocationTargetException + */ + Object invoke(Operation operation, Object[] args) throws InvocationTargetException; + + /** + * Invoke an operation with a context message + * @param operation The operation + * @param msg The message + * @return The result + * @throws InvocationTargetException + */ + Object invoke(Operation operation, Message msg) throws InvocationTargetException; + + /** + * Set the reference binding provider for the endpoint reference + * @param provider The binding provider + */ + void setBindingProvider(ReferenceBindingProvider provider); + + /** + * Get the reference binding provider for the endpoint reference + * @return The binding provider + */ + ReferenceBindingProvider getBindingProvider(); + + /** + * Get the list of policy providers for the endpoint reference + * @return A list of policy providers for the endpoint reference + */ + List<PolicyProvider> getPolicyProviders(); +} diff --git a/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/RuntimeWire.java b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/RuntimeWire.java new file mode 100644 index 0000000000..c0150c6138 --- /dev/null +++ b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/RuntimeWire.java @@ -0,0 +1,114 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + */ + +package org.apache.tuscany.sca.runtime; + +import java.lang.reflect.InvocationTargetException; +import java.util.List; + +import org.apache.tuscany.sca.assembly.Endpoint; +import org.apache.tuscany.sca.assembly.EndpointReference; +import org.apache.tuscany.sca.interfacedef.Operation; +import org.apache.tuscany.sca.invocation.InvocationChain; +import org.apache.tuscany.sca.invocation.Message; + +/** + * The runtime wire interface that connects a component reference to a + * component service (or an external service) over the selected binding + * + * @version $Rev$ $Date$ + */ +public interface RuntimeWire extends Cloneable { + /** + * return the endpoint reference that configured this wire + * + * @return the endpoint reference that configured this wire + */ + EndpointReference getEndpointReference(); + + /** + * return the endpoint that configured this wire + * + * @return the endpoint that configured this wire + */ + Endpoint getEndpoint(); + + /** + * Force the invocation chains to be rebuilt + */ + void rebuild(); + + /** + * Returns the invocation chains for service operations associated with the + * wire + * + * @return the invocation chains for service operations associated with the + * wire + */ + List<InvocationChain> getInvocationChains(); + + /** + * Lookup the invocation chain by operation + * @param operation The operation + * @return The invocation chain for the given operation + */ + InvocationChain getInvocationChain(Operation operation); + + /** + * Get the invocation chain for the binding-specific handling + * @return + */ + InvocationChain getBindingInvocationChain(); + + /** + * This invoke method assumes that the binding invocation chain is in force + * and that there will be an operation selector element there to + * determine which operation to call + * @param msg The message + * @return The result + * @throws InvocationTargetException + */ + Object invoke(Message msg) throws InvocationTargetException; + + /** + * Invoke an operation with given arguments + * @param operation The operation + * @param args The arguments + * @return The result + * @throws InvocationTargetException + */ + Object invoke(Operation operation, Object[] args) throws InvocationTargetException; + + /** + * Invoke an operation with a context message + * @param operation The operation + * @param msg The message + * @return The result + * @throws InvocationTargetException + */ + Object invoke(Operation operation, Message msg) throws InvocationTargetException; + + /** + * @return a clone of the runtime wire + * @throws CloneNotSupportedException + */ + Object clone() throws CloneNotSupportedException; + + boolean isOutOfDate(); +} diff --git a/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/RuntimeWireProcessor.java b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/RuntimeWireProcessor.java new file mode 100644 index 0000000000..fbb7aae467 --- /dev/null +++ b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/RuntimeWireProcessor.java @@ -0,0 +1,35 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + */ +package org.apache.tuscany.sca.runtime; + +/** + * Implementations are called after wires are decorated with policy and before they are connected. + * + * @version $Rev$ $Date$ + */ +public interface RuntimeWireProcessor { + + /** + * Process the runtime wire to add interceptors + * + * @param wire + */ + void process(RuntimeWire wire); + +} diff --git a/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/RuntimeWireProcessorExtensionPoint.java b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/RuntimeWireProcessorExtensionPoint.java new file mode 100644 index 0000000000..4b2c71b397 --- /dev/null +++ b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/RuntimeWireProcessorExtensionPoint.java @@ -0,0 +1,53 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + */ +package org.apache.tuscany.sca.runtime; + +import java.util.List; + +/** + * Acts as a delegating <code>WireProcessorExtensionPoint</code>, delegating + * processing of wires after policies have been applied and source and targets + * have been connected. + * + * @version $Rev$ $Date$ + */ +public interface RuntimeWireProcessorExtensionPoint { + + /** + * Registers a wire-processor in the runtime + * + * @param processor The processor to register + */ + void addWireProcessor(RuntimeWireProcessor processor); + + /** + * De-registers a wire-processor in the runtime + * + * @param processor The processor to de-register + */ + void removeWireProcessor(RuntimeWireProcessor processor); + + /** + * Returns a list of registered wire-processors. + * + * @return The list of wire processors + */ + List<RuntimeWireProcessor> getWireProcessors(); + +} diff --git a/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/work/NotificationListener.java b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/work/NotificationListener.java new file mode 100644 index 0000000000..d32af450ff --- /dev/null +++ b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/work/NotificationListener.java @@ -0,0 +1,67 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + */ +package org.apache.tuscany.sca.work; + +/** + * A callback interface that can be optionally used for registering + * interest in status of asynchronously scheduled unit of work. + * + * @version $Rev$ $Date$ + */ +public interface NotificationListener<T extends Runnable> { + + /** + * Callback method when the unit of work is accepted. + * + * @param work Work that was accepted. + */ + void workAccepted(T work); + + /** + * Callback method when the unit of work is successfully completed. + * + * @param work Work that was successfully completed. + */ + void workCompleted(T work); + + /** + * Callback when the unit of work is started. + * + * @param work Unit of work that was started. + */ + void workStarted(T work); + + /** + * Callback when the unit of work is rejected. + * + * @param work Unit of work that was rejected. + */ + void workRejected(T work); + + /** + * Callback when the unit of work fails to complete. + * + * @param work Unit of work that failed to complete. + * @param error Error that caused the unit of work to fail. + */ + void workFailed(T work, Throwable error); + + + +} diff --git a/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/work/WorkScheduler.java b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/work/WorkScheduler.java new file mode 100644 index 0000000000..6d18b48002 --- /dev/null +++ b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/work/WorkScheduler.java @@ -0,0 +1,53 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + */ +package org.apache.tuscany.sca.work; + +/** + * Defines the contract for scheduling asynchronous units of work. + * + * <p> + * Units of work can be scheduled with an optional <code>NotificationListener</code>. + * If a notification listener is specified, the caller will be notified regarding the + * status of the work. The unit of work can either be completed, rejected or completed + * with an error. If the work completed with an error, the caller is notified with the + * error details. + * </p> + * + * @version $Rev$ $Date$ + */ +public interface WorkScheduler { + + /** + * Schedules a unit of work for future execution. The notification listener + * is used to register interest in callbacks regarding the status of the work. + * + * @param work The unit of work that needs to be asynchronously executed. + * @param listener Notification listener for callbacks. + */ + <T extends Runnable>void scheduleWork(T work, NotificationListener<T> listener); + + /** + * Schedules a unit of work for future execution. The notification listener + * is used to register interest in callbacks regarding the status of the work. + * + * @param work The unit of work that needs to be asynchronously executed. + */ + <T extends Runnable>void scheduleWork(T work); + +} diff --git a/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/work/WorkSchedulerException.java b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/work/WorkSchedulerException.java new file mode 100644 index 0000000000..18ec2dfeaa --- /dev/null +++ b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/work/WorkSchedulerException.java @@ -0,0 +1,59 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + */ +package org.apache.tuscany.sca.work; + + +/** + * Exception thrown by the work scheduler in case of unexpected exceptions. + * + * @version $Rev$ $Date$ + * + * @version $Rev$ $Date$ + */ +public class WorkSchedulerException extends RuntimeException { + private static final long serialVersionUID = 1L; + + /** + * {@inheritDoc} + */ + public WorkSchedulerException() { + super(); + } + + /** + * {@inheritDoc} + */ + public WorkSchedulerException(String message, Throwable cause) { + super(message, cause); + } + + /** + * {@inheritDoc} + */ + public WorkSchedulerException(String message) { + super(message); + } + + /** + * {@inheritDoc} + */ + public WorkSchedulerException(Throwable cause) { + super(cause); + } +} |