diff options
Diffstat (limited to 'sca-java-2.x/branches/2.0-Beta2/modules/implementation-java-runtime/src/main/java/org/apache/tuscany/sca/implementation/java/invocation')
15 files changed, 0 insertions, 1898 deletions
diff --git a/sca-java-2.x/branches/2.0-Beta2/modules/implementation-java-runtime/src/main/java/org/apache/tuscany/sca/implementation/java/invocation/EventInvocationException.java b/sca-java-2.x/branches/2.0-Beta2/modules/implementation-java-runtime/src/main/java/org/apache/tuscany/sca/implementation/java/invocation/EventInvocationException.java deleted file mode 100644 index 25c09231c5..0000000000 --- a/sca-java-2.x/branches/2.0-Beta2/modules/implementation-java-runtime/src/main/java/org/apache/tuscany/sca/implementation/java/invocation/EventInvocationException.java +++ /dev/null @@ -1,47 +0,0 @@ -/* - * 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.implementation.java.invocation; - -import org.apache.tuscany.sca.implementation.java.injection.InjectionRuntimeException; - -/** - * Denotes an error when invoking an event on an object - * - * @version $Rev$ $Date$ - */ -public class EventInvocationException extends InjectionRuntimeException { - private static final long serialVersionUID = 1480018831708211581L; - - public EventInvocationException() { - super(); - } - - public EventInvocationException(String message, Throwable cause) { - super(message, cause); - } - - public EventInvocationException(String message) { - super(message); - } - - public EventInvocationException(Throwable cause) { - super(cause); - } - -} diff --git a/sca-java-2.x/branches/2.0-Beta2/modules/implementation-java-runtime/src/main/java/org/apache/tuscany/sca/implementation/java/invocation/EventInvoker.java b/sca-java-2.x/branches/2.0-Beta2/modules/implementation-java-runtime/src/main/java/org/apache/tuscany/sca/implementation/java/invocation/EventInvoker.java deleted file mode 100644 index e6ebb5abc3..0000000000 --- a/sca-java-2.x/branches/2.0-Beta2/modules/implementation-java-runtime/src/main/java/org/apache/tuscany/sca/implementation/java/invocation/EventInvoker.java +++ /dev/null @@ -1,34 +0,0 @@ -/* - * 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.implementation.java.invocation; - -/** - * Performs an invocation on an instance - * - * @version $Rev$ $Date$ - */ -public interface EventInvoker<T> { - - /** - * Performs the invocation on a given instance - * - * @throws EventInvocationException - */ - void invokeEvent(T instance) throws EventInvocationException; -} diff --git a/sca-java-2.x/branches/2.0-Beta2/modules/implementation-java-runtime/src/main/java/org/apache/tuscany/sca/implementation/java/invocation/InvalidConversationSequenceException.java b/sca-java-2.x/branches/2.0-Beta2/modules/implementation-java-runtime/src/main/java/org/apache/tuscany/sca/implementation/java/invocation/InvalidConversationSequenceException.java deleted file mode 100644 index 1c330ea913..0000000000 --- a/sca-java-2.x/branches/2.0-Beta2/modules/implementation-java-runtime/src/main/java/org/apache/tuscany/sca/implementation/java/invocation/InvalidConversationSequenceException.java +++ /dev/null @@ -1,45 +0,0 @@ -/* - * 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.implementation.java.invocation; - - -/** - * Denotes an unknown operation sequence in a conversation - * - * @version $Rev$ $Date$ - */ -public class InvalidConversationSequenceException extends Exception { - private static final long serialVersionUID = -5744028391493899147L; - - public InvalidConversationSequenceException() { - super(); - } - - public InvalidConversationSequenceException(String message, Throwable cause) { - super(message, cause); - } - - public InvalidConversationSequenceException(String message) { - super(message); - } - - public InvalidConversationSequenceException(Throwable cause) { - super(cause); - } -} diff --git a/sca-java-2.x/branches/2.0-Beta2/modules/implementation-java-runtime/src/main/java/org/apache/tuscany/sca/implementation/java/invocation/JavaAsyncImplementationInvoker.java b/sca-java-2.x/branches/2.0-Beta2/modules/implementation-java-runtime/src/main/java/org/apache/tuscany/sca/implementation/java/invocation/JavaAsyncImplementationInvoker.java deleted file mode 100644 index 97b7570faa..0000000000 --- a/sca-java-2.x/branches/2.0-Beta2/modules/implementation-java-runtime/src/main/java/org/apache/tuscany/sca/implementation/java/invocation/JavaAsyncImplementationInvoker.java +++ /dev/null @@ -1,131 +0,0 @@ -/* - * 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.implementation.java.invocation; - -import java.lang.reflect.InvocationTargetException; -import java.lang.reflect.Method; - -import org.apache.tuscany.sca.core.factory.InstanceWrapper; -import org.apache.tuscany.sca.core.factory.ObjectCreationException; -import org.apache.tuscany.sca.core.invocation.AsyncResponseException; -import org.apache.tuscany.sca.interfacedef.DataType; -import org.apache.tuscany.sca.interfacedef.InterfaceContract; -import org.apache.tuscany.sca.interfacedef.Operation; -import org.apache.tuscany.sca.interfacedef.java.JavaOperation; -import org.apache.tuscany.sca.invocation.Message; -import org.apache.tuscany.sca.runtime.RuntimeComponent; -import org.oasisopen.sca.ResponseDispatch; -import org.oasisopen.sca.ServiceRuntimeException; - -/** - * Responsible for asynchronously dispatching an invocation to a Java component - * implementation instance - * - */ -public class JavaAsyncImplementationInvoker extends JavaImplementationInvoker { - - public JavaAsyncImplementationInvoker(Operation operation, Method method, RuntimeComponent component, - InterfaceContract interfaceContract) { - super( operation, method, component, interfaceContract); - assert method != null : "Operation method cannot be null"; - assert ((JavaOperation) operation).isAsyncServer() : "Operation must be async"; - } // end constructor - - public Message invoke(Message msg) { - Operation op = this.operation; - - Object payload = msg.getBody(); - - Object contextId = null; - - // store the current thread context classloader - // - replace it with the class loader used to load the java class as per SCA Spec - ClassLoader tccl = Thread.currentThread().getContextClassLoader(); - - try { - // The following call might create a new conversation, as a result, the msg.getConversationID() might - // return a new value - InstanceWrapper wrapper = scopeContainer.getWrapper(contextId); - - Object instance = wrapper.getInstance(); - - // Set the TCCL to the classloader used to load the implementation class - Thread.currentThread().setContextClassLoader(instance.getClass().getClassLoader()); - - // For an async server method, there is an extra input parameter, which is a DispatchResponse instance - // which is typed by the type of the response - Class<?> responseType = op.getOutputType().getPhysical(); - ResponseDispatch<?> dispatch = ResponseDispatchImpl.newInstance(responseType, msg ); - - Object ret; - Object[] payload2; - if (payload != null && !payload.getClass().isArray()) { - payload2 = new Object[2]; - payload2[0] = payload; - } else { - payload2 = new Object[ ((Object[])payload).length + 1 ]; - for( int i = 0; i < ((Object[])payload).length; i++) { - payload2[i] = ((Object[])payload)[i]; - } // end for - } - payload2[ payload2.length - 1 ] = dispatch; - - ret = method.invoke(instance, (Object[])payload2); - - //ret = ((ResponseDispatchImpl<?>)dispatch).get(50, TimeUnit.SECONDS); - throw new InvocationTargetException( new AsyncResponseException("AsyncResponse") ); - - //scopeContainer.returnWrapper(wrapper, contextId); - - //msg.setBody(ret); - } catch (InvocationTargetException e) { - Throwable cause = e.getTargetException(); - boolean isChecked = false; - for (DataType<?> d : operation.getFaultTypes()) { - if (d.getPhysical().isInstance(cause)) { - isChecked = true; - msg.setFaultBody(cause); - break; - } - } - - if (!isChecked) { - if (cause instanceof RuntimeException) { - throw (RuntimeException)cause; - } - if (cause instanceof Error) { - throw (Error)cause; - } else { - throw new ServiceRuntimeException(cause.getMessage(), cause); - } - } - - } catch (ObjectCreationException e) { - throw new ServiceRuntimeException(e.getMessage(), e); - } catch (Exception e) { - msg.setFaultBody(e); - } finally { - // set the tccl - Thread.currentThread().setContextClassLoader(tccl); - } - return msg; - } // end method invoke - -} diff --git a/sca-java-2.x/branches/2.0-Beta2/modules/implementation-java-runtime/src/main/java/org/apache/tuscany/sca/implementation/java/invocation/JavaCallbackRuntimeWireProcessor.java b/sca-java-2.x/branches/2.0-Beta2/modules/implementation-java-runtime/src/main/java/org/apache/tuscany/sca/implementation/java/invocation/JavaCallbackRuntimeWireProcessor.java deleted file mode 100644 index 6cd16202ba..0000000000 --- a/sca-java-2.x/branches/2.0-Beta2/modules/implementation-java-runtime/src/main/java/org/apache/tuscany/sca/implementation/java/invocation/JavaCallbackRuntimeWireProcessor.java +++ /dev/null @@ -1,125 +0,0 @@ -/* - * 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.implementation.java.invocation; - -import java.util.logging.Level; -import java.util.logging.Logger; - -import org.apache.tuscany.sca.assembly.Contract; -import org.apache.tuscany.sca.assembly.Endpoint; -import org.apache.tuscany.sca.assembly.Implementation; -import org.apache.tuscany.sca.core.ExtensionPointRegistry; -import org.apache.tuscany.sca.core.FactoryExtensionPoint; -import org.apache.tuscany.sca.core.UtilityExtensionPoint; -import org.apache.tuscany.sca.core.invocation.CallbackInterfaceInterceptor; -import org.apache.tuscany.sca.implementation.java.JavaImplementation; -import org.apache.tuscany.sca.interfacedef.Interface; -import org.apache.tuscany.sca.interfacedef.InterfaceContractMapper; -import org.apache.tuscany.sca.interfacedef.InvalidInterfaceException; -import org.apache.tuscany.sca.interfacedef.java.JavaInterface; -import org.apache.tuscany.sca.interfacedef.java.JavaInterfaceFactory; -import org.apache.tuscany.sca.invocation.InvocationChain; -import org.apache.tuscany.sca.invocation.Phase; -import org.apache.tuscany.sca.runtime.RuntimeComponent; -import org.apache.tuscany.sca.runtime.RuntimeComponentReference; -import org.apache.tuscany.sca.runtime.RuntimeEndpoint; -import org.apache.tuscany.sca.runtime.RuntimeEndpointReference; -import org.apache.tuscany.sca.runtime.RuntimeWireProcessor; - -/** - * @version $Rev$ $Date$ - */ -public class JavaCallbackRuntimeWireProcessor implements RuntimeWireProcessor { - private static final Logger logger = Logger.getLogger(JavaCallbackRuntimeWireProcessor.class.getName()); - private InterfaceContractMapper interfaceContractMapper; - private JavaInterfaceFactory javaInterfaceFactory; - - public JavaCallbackRuntimeWireProcessor(ExtensionPointRegistry registry) { - FactoryExtensionPoint factories = registry.getExtensionPoint(FactoryExtensionPoint.class); - this.javaInterfaceFactory = factories.getFactory(JavaInterfaceFactory.class); - - UtilityExtensionPoint utilities = registry.getExtensionPoint(UtilityExtensionPoint.class); - this.interfaceContractMapper = utilities.getUtility(InterfaceContractMapper.class); - } - - /** - * @param interfaceContractMapper - * @param javaInterfaceFactory - */ - protected JavaCallbackRuntimeWireProcessor(InterfaceContractMapper interfaceContractMapper, - JavaInterfaceFactory javaInterfaceFactory) { - super(); - this.interfaceContractMapper = interfaceContractMapper; - this.javaInterfaceFactory = javaInterfaceFactory; - } - - - private boolean supportsCallbackInterface(Interface iface, JavaImplementation impl) { - if (iface instanceof JavaInterface) { - Class<?> ifaceClass = ((JavaInterface)iface).getJavaClass(); - if (ifaceClass.isAssignableFrom(impl.getJavaClass())) { - return true; - } - } - try { - Interface implType = javaInterfaceFactory.createJavaInterface(impl.getJavaClass()); - // Ignore the remotable/conversational testing - implType.setRemotable(iface.isRemotable()); - return interfaceContractMapper.isCompatibleSubset(iface, implType); - } catch (InvalidInterfaceException e) { - logger.log(Level.WARNING, e.getMessage(), e); - return false; - } - } - - public void process(RuntimeEndpoint endpoint) { - // No operation - } - - public void process(RuntimeEndpointReference endpointReference) { - if(!(endpointReference instanceof RuntimeEndpointReference)) { - return; - } - RuntimeEndpointReference epr = (RuntimeEndpointReference) endpointReference; - Contract contract = epr.getReference(); - if (!(contract instanceof RuntimeComponentReference)) { - return; - } - RuntimeComponent component = (RuntimeComponent) epr.getComponent(); - if (component == null) { - return; - } - Implementation implementation = component.getImplementation(); - if (!(implementation instanceof JavaImplementation)) { - return; - } - JavaImplementation javaImpl = (JavaImplementation)implementation; - Endpoint callbackEndpoint = epr.getCallbackEndpoint(); - if (callbackEndpoint != null) { - Interface iface = callbackEndpoint.getService().getInterfaceContract().getInterface(); - if (!supportsCallbackInterface(iface, javaImpl)) { - // callback to this impl is not possible, so ensure a callback object is set - for (InvocationChain chain : epr.getInvocationChains()) { - chain.addInterceptor(Phase.REFERENCE, new CallbackInterfaceInterceptor()); - } - } - } - } -} diff --git a/sca-java-2.x/branches/2.0-Beta2/modules/implementation-java-runtime/src/main/java/org/apache/tuscany/sca/implementation/java/invocation/JavaComponentContextFactory.java b/sca-java-2.x/branches/2.0-Beta2/modules/implementation-java-runtime/src/main/java/org/apache/tuscany/sca/implementation/java/invocation/JavaComponentContextFactory.java deleted file mode 100644 index f2a0d576db..0000000000 --- a/sca-java-2.x/branches/2.0-Beta2/modules/implementation-java-runtime/src/main/java/org/apache/tuscany/sca/implementation/java/invocation/JavaComponentContextFactory.java +++ /dev/null @@ -1,40 +0,0 @@ -/* - * 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.implementation.java.invocation; - -import org.apache.tuscany.sca.core.factory.ObjectCreationException; -import org.apache.tuscany.sca.core.factory.ObjectFactory; -import org.oasisopen.sca.ComponentContext; - -/** - * @version $Rev$ $Date$ - */ -public class JavaComponentContextFactory implements ObjectFactory<ComponentContext> { - private final JavaComponentContextProvider component; - - - public JavaComponentContextFactory(JavaComponentContextProvider component) { - this.component = component; - } - - - public ComponentContext getInstance() throws ObjectCreationException { - return component.getComponent().getComponentContext(); - } -} diff --git a/sca-java-2.x/branches/2.0-Beta2/modules/implementation-java-runtime/src/main/java/org/apache/tuscany/sca/implementation/java/invocation/JavaComponentContextProvider.java b/sca-java-2.x/branches/2.0-Beta2/modules/implementation-java-runtime/src/main/java/org/apache/tuscany/sca/implementation/java/invocation/JavaComponentContextProvider.java deleted file mode 100644 index 1fa51315c3..0000000000 --- a/sca-java-2.x/branches/2.0-Beta2/modules/implementation-java-runtime/src/main/java/org/apache/tuscany/sca/implementation/java/invocation/JavaComponentContextProvider.java +++ /dev/null @@ -1,399 +0,0 @@ -/* - * 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.implementation.java.invocation; - -import java.lang.annotation.ElementType; -import java.lang.reflect.Constructor; -import java.lang.reflect.Field; -import java.lang.reflect.Method; -import java.lang.reflect.Modifier; -import java.lang.reflect.Type; -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.ComponentProperty; -import org.apache.tuscany.sca.assembly.ComponentReference; -import org.apache.tuscany.sca.assembly.ComponentService; -import org.apache.tuscany.sca.assembly.EndpointReference; -import org.apache.tuscany.sca.assembly.Multiplicity; -import org.apache.tuscany.sca.assembly.Reference; -import org.apache.tuscany.sca.context.ComponentContextFactory; -import org.apache.tuscany.sca.context.PropertyValueFactory; -import org.apache.tuscany.sca.context.RequestContextFactory; -import org.apache.tuscany.sca.core.factory.InstanceWrapper; -import org.apache.tuscany.sca.core.factory.ObjectCreationException; -import org.apache.tuscany.sca.core.factory.ObjectFactory; -import org.apache.tuscany.sca.core.invocation.CallableReferenceObjectFactory; -import org.apache.tuscany.sca.core.invocation.CallbackReferenceObjectFactory; -import org.apache.tuscany.sca.core.invocation.CallbackWireObjectFactory; -import org.apache.tuscany.sca.core.invocation.ProxyFactory; -import org.apache.tuscany.sca.core.invocation.WireObjectFactory; -import org.apache.tuscany.sca.core.scope.ScopeContainer; -import org.apache.tuscany.sca.core.scope.TargetResolutionException; -import org.apache.tuscany.sca.databinding.DataBindingExtensionPoint; -import org.apache.tuscany.sca.implementation.java.JavaConstructorImpl; -import org.apache.tuscany.sca.implementation.java.JavaElementImpl; -import org.apache.tuscany.sca.implementation.java.JavaImplementation; -import org.apache.tuscany.sca.implementation.java.JavaResourceImpl; -import org.apache.tuscany.sca.implementation.java.JavaScopeImpl; -import org.apache.tuscany.sca.implementation.java.context.InstanceFactory; -import org.apache.tuscany.sca.implementation.java.injection.JavaPropertyValueObjectFactory; -import org.apache.tuscany.sca.implementation.java.introspect.JavaIntrospectionHelper; -import org.apache.tuscany.sca.interfacedef.InterfaceContract; -import org.apache.tuscany.sca.interfacedef.Operation; -import org.apache.tuscany.sca.interfacedef.java.JavaOperation; -import org.apache.tuscany.sca.interfacedef.java.impl.JavaInterfaceUtil; -import org.apache.tuscany.sca.invocation.Invoker; -import org.apache.tuscany.sca.runtime.RuntimeComponent; -import org.apache.tuscany.sca.runtime.RuntimeComponentReference; -import org.apache.tuscany.sca.runtime.RuntimeEndpointReference; -import org.oasisopen.sca.ServiceReference; - -/** - * The runtime instantiation of Java component implementations - * - * @version $Rev$ $Date$ - */ -public class JavaComponentContextProvider { - private JavaPropertyValueObjectFactory propertyValueFactory; - private RuntimeComponent component; - private JavaInstanceFactoryProvider<?> instanceFactoryProvider; - private ProxyFactory proxyFactory; - private InstanceFactory instanceFactory; - private JavaScopeImpl scope; - - public JavaComponentContextProvider(RuntimeComponent component, - JavaInstanceFactoryProvider configuration, - DataBindingExtensionPoint dataBindingExtensionPoint, - PropertyValueFactory propertyValueObjectFactory, - ComponentContextFactory componentContextFactory, - RequestContextFactory requestContextFactory) { - super(); - this.instanceFactoryProvider = configuration; - this.proxyFactory = configuration.getProxyFactory(); - // if (componentContextFactory != null) { - // this.componentContext = componentContextFactory.createComponentContext(component, requestContextFactory); - // } else { - // this.componentContext = new ComponentContextImpl(this, requestContextFactory, this.proxyService); - // } - this.component = component; - this.propertyValueFactory = (JavaPropertyValueObjectFactory) propertyValueObjectFactory; - this.scope = ((JavaImplementation)component.getImplementation()).getJavaScope(); - } - - InstanceWrapper<?> createInstanceWrapper() throws ObjectCreationException { - if (instanceFactory == null) { - start(); - } - return instanceFactory.newInstance(); - } - - void configureProperties(List<ComponentProperty> definedProperties) { - for (ComponentProperty p : definedProperties) { - configureProperty(p); - } - } - - private void configureProperty(ComponentProperty configuredProperty) { - JavaElementImpl element = - instanceFactoryProvider.getImplementation().getPropertyMembers().get(configuredProperty.getName()); - - if (element != null && configuredProperty.getValue() != null) { - if (!(element.getAnchor() instanceof Constructor)) { - if(element.getElementType() == ElementType.FIELD) { - // Field field = (Field)element.getAnchor(); - instanceFactoryProvider.getInjectionSites().add(element); - /* - if(Modifier.isPublic(field.getModifiers())) { - instanceFactoryProvider.getInjectionSites().add(element); - } else if(field.getAnnotation(org.oasisopen.sca.annotation.Property.class) != null) { - instanceFactoryProvider.getInjectionSites().add(element); - } - */ - } else { - instanceFactoryProvider.getInjectionSites().add(element); - } - } - - //Class propertyJavaType = JavaIntrospectionHelper.getBaseType(element.getType(), element.getGenericType()); - ObjectFactory<?> propertyObjectFactory = - createPropertyValueFactory(configuredProperty, configuredProperty.getValue(), element); - instanceFactoryProvider.setObjectFactory(element, propertyObjectFactory); - - JavaConstructorImpl<?> constructor = instanceFactoryProvider.getImplementation().getConstructor(); - for(JavaElementImpl p: constructor.getParameters()){ - if(element.getName().equals(p.getName())) { - instanceFactoryProvider.setObjectFactory(p, propertyObjectFactory); - } - } - } - } - - void start() { - List<JavaElementImpl> callbackInjectionList = null; - - // If the component implementation is stateless, we need to inject the callbacks on service invocation - // rather than doing it once at the component level. - if ( scope.equals(JavaScopeImpl.STATELESS)) { - callbackInjectionList = instanceFactoryProvider.getCallbackInjectionSites(); - } else { - callbackInjectionList = instanceFactoryProvider.getInjectionSites(); - } - - if (!instanceFactoryProvider.getImplementation().getCallbackMembers().isEmpty()) { - Map<String, List<EndpointReference>> callbackWires = new HashMap<String, List<EndpointReference>>(); - for (ComponentService service : component.getServices()) { - - RuntimeComponentReference callbackReference = (RuntimeComponentReference)service.getCallbackReference(); - if (callbackReference != null) { - List<EndpointReference> wires = callbackReference.getEndpointReferences(); - if (!wires.isEmpty()) { - RuntimeEndpointReference epr = (RuntimeEndpointReference) wires.get(0); - callbackWires.put(epr.getComponentTypeReferenceInterfaceContract().getInterface().toString(), - wires); - } - } - } - - for (Map.Entry<String, Collection<JavaElementImpl>> entry : instanceFactoryProvider.getImplementation() - .getCallbackMembers().entrySet()) { - List<EndpointReference> wires = callbackWires.get(entry.getKey()); - if (wires == null) { - // this can happen when there are no client wires to a - // component that has a callback - continue; - } - for(JavaElementImpl element : entry.getValue()) { - Class<?> businessInterface = element.getType(); - ObjectFactory<?> factory = null; - if (ServiceReference.class.isAssignableFrom(element.getType())) { - businessInterface = - JavaIntrospectionHelper.getBusinessInterface(element.getType(), element.getGenericType()); - factory = - new CallbackReferenceObjectFactory(businessInterface, proxyFactory, wires); - } else { - factory = new CallbackWireObjectFactory(businessInterface, proxyFactory, wires); - } - if (!(element.getAnchor() instanceof Constructor)) { - callbackInjectionList.add(element); - } - instanceFactoryProvider.setObjectFactory(element, factory); - } - } - } - for (Reference ref : instanceFactoryProvider.getImplementation().getReferences()) { - JavaElementImpl element = - instanceFactoryProvider.getImplementation().getReferenceMembers().get(ref.getName()); - if (element != null) { - if (!(element.getAnchor() instanceof Constructor)) { - if(element.getElementType() == ElementType.FIELD) { - Field field = (Field)element.getAnchor(); - if(Modifier.isPublic(field.getModifiers())) { - instanceFactoryProvider.getInjectionSites().add(element); - } else if(field.getAnnotation(org.oasisopen.sca.annotation.Reference.class) != null) { - instanceFactoryProvider.getInjectionSites().add(element); - } - } else { - instanceFactoryProvider.getInjectionSites().add(element); - } - } - ComponentReference componentReference = null; - List<EndpointReference> wireList = null; - for (ComponentReference reference : component.getReferences()) { - if (reference.getName().equals(ref.getName())) { - wireList = ((RuntimeComponentReference)reference).getEndpointReferences(); - componentReference = reference; - break; - } - } - if (ref.getMultiplicity() == Multiplicity.ONE_N || ref.getMultiplicity() == Multiplicity.ZERO_N) { - List<ObjectFactory<?>> factories = new ArrayList<ObjectFactory<?>>(); - Class<?> baseType = - JavaIntrospectionHelper.getBaseType(element.getType(), element.getGenericType()); - for (int i = 0; i < wireList.size(); i++) { - ObjectFactory<?> factory = null; - if (ServiceReference.class.isAssignableFrom(baseType)) { - Type callableRefType = JavaIntrospectionHelper.getParameterType(element.getGenericType()); - // Type businessType = JavaIntrospectionHelper.getParameterType(callableRefType); - Class<?> businessInterface = - JavaIntrospectionHelper.getBusinessInterface(baseType, callableRefType); - factory = new CallableReferenceObjectFactory(businessInterface, (RuntimeEndpointReference) wireList.get(i)); - } else { - factory = createObjectFactory(baseType, wireList.get(i)); - } - factories.add(factory); - } - instanceFactoryProvider.setObjectFactories(element, factories); - JavaConstructorImpl<?> constructor = instanceFactoryProvider.getImplementation().getConstructor(); - for(JavaElementImpl p: constructor.getParameters()){ - if(element.getName().equals(p.getName())) { - instanceFactoryProvider.setObjectFactories(p, factories); - } - } - } else { - if (wireList == null && ref.getMultiplicity() == Multiplicity.ONE_ONE) { - throw new IllegalStateException("Required reference is missing: " + ref.getName()); - } - if (wireList != null && !wireList.isEmpty()) { - ObjectFactory<?> factory = null; - if (ServiceReference.class.isAssignableFrom(element.getType())) { - Class<?> businessInterface = - JavaIntrospectionHelper.getBusinessInterface(element.getType(), element - .getGenericType()); - factory = - new CallableReferenceObjectFactory(businessInterface, (RuntimeEndpointReference) wireList.get(0)); - } else { - factory = createObjectFactory(element.getType(), wireList.get(0)); - } - instanceFactoryProvider.setObjectFactory(element, factory); - JavaConstructorImpl<?> constructor = instanceFactoryProvider.getImplementation().getConstructor(); - for(JavaElementImpl p: constructor.getParameters()){ - if(element.getName().equals(p.getName())) { - instanceFactoryProvider.setObjectFactory(p, factory); - } - } - } - } - } - } - - //setUpPolicyHandlers(); - this.instanceFactory = instanceFactoryProvider.createFactory(); - - } - - void addResourceFactory(String name, ObjectFactory<?> factory) { - JavaResourceImpl resource = instanceFactoryProvider.getImplementation().getResources().get(name); - - if (resource != null && !(resource.getElement().getAnchor() instanceof Constructor)) { - instanceFactoryProvider.getInjectionSites().add(resource.getElement()); - } - - instanceFactoryProvider.setObjectFactory(resource.getElement(), factory); - } - - Object createInstance() throws ObjectCreationException { - return createInstanceWrapper().getInstance(); - } - - JavaInstanceFactoryProvider<?> getInstanceFactoryProvider() { - return instanceFactoryProvider; - } - - void stop() { - //cleanUpPolicyHandlers(); - } - - Invoker createInvoker(Operation operation, InterfaceContract interfaceContract) throws NoSuchMethodException { - Class<?> implClass = instanceFactoryProvider.getImplementationClass(); - - Method method = JavaInterfaceUtil.findMethod(implClass, operation); - if (operation instanceof JavaOperation && - ((JavaOperation) operation).isAsyncServer() ) { - return new JavaAsyncImplementationInvoker(operation, method, component, interfaceContract); - } else { - return new JavaImplementationInvoker(operation, method, component, interfaceContract); - } // end if - } // end - - private static class OptimizedObjectFactory<T> implements ObjectFactory<T> { - private ScopeContainer scopeContainer; - - public OptimizedObjectFactory(ScopeContainer scopeContainer) { - super(); - this.scopeContainer = scopeContainer; - } - - public T getInstance() throws ObjectCreationException { - try { - return (T)scopeContainer.getWrapper(null).getInstance(); - } catch (TargetResolutionException e) { - throw new ObjectCreationException(e); - } - } - - } - - private <B> ObjectFactory<B> createObjectFactory(Class<B> interfaze, EndpointReference wire) { - // FIXME: [rfeng] Disable the optimization for new as it needs more discussions - /* - boolean conversational = wire.getSource().getInterfaceContract().getInterface().isConversational(); - Binding binding = wire.getSource().getBinding(); - // Check if it's wireable binding for optimization - if (!conversational && binding instanceof OptimizableBinding) { - OptimizableBinding optimizableBinding = (OptimizableBinding)binding; - Component component = optimizableBinding.getTargetComponent(); - if (component != null) { - Implementation implementation = component.getImplementation(); - // Check if the target component is java component - if (implementation instanceof JavaImplementation) { - JavaImplementation javaImplementation = (JavaImplementation)implementation; - if (interfaze.isAssignableFrom(javaImplementation.getJavaClass())) { - ScopedRuntimeComponent scopedComponent = (ScopedRuntimeComponent)component; - ScopeContainer scopeContainer = scopedComponent.getScopeContainer(); - Scope scope = scopeContainer.getScope(); - if (scope == Scope.COMPOSITE || scope == Scope.STATELESS || scope == Scope.SYSTEM) { - boolean optimizable = true; - for (InvocationChain chain : wire.getInvocationChains()) { - if (chain.getHeadInvoker() != chain.getTailInvoker()) { - optimizable = false; - break; - } - } - if (optimizable) { - return new OptimizedObjectFactory<B>(scopeContainer); - } - } - } - } - } - } - */ - return new WireObjectFactory<B>(interfaze, (RuntimeEndpointReference) wire, proxyFactory); - } - - private ObjectFactory<?> createPropertyValueFactory(ComponentProperty property, - Object propertyValue, - JavaElementImpl javaElement) { - return propertyValueFactory.createValueFactory(property, propertyValue, javaElement); - } - - /** - * @return the component - */ - RuntimeComponent getComponent() { - return component; - } - - /*private void setUpPolicyHandlers() { - for (PolicyHandler policyHandler : policyHandlers.values()) { - policyHandler.setUp(component.getImplementation()); - } - } - - private void cleanUpPolicyHandlers() { - for (PolicyHandler policyHandler : policyHandlers.values() ) { - policyHandler.cleanUp(this); - } - }*/ - -} diff --git a/sca-java-2.x/branches/2.0-Beta2/modules/implementation-java-runtime/src/main/java/org/apache/tuscany/sca/implementation/java/invocation/JavaComponentNameFactory.java b/sca-java-2.x/branches/2.0-Beta2/modules/implementation-java-runtime/src/main/java/org/apache/tuscany/sca/implementation/java/invocation/JavaComponentNameFactory.java deleted file mode 100644 index 4a5ad98e5b..0000000000 --- a/sca-java-2.x/branches/2.0-Beta2/modules/implementation-java-runtime/src/main/java/org/apache/tuscany/sca/implementation/java/invocation/JavaComponentNameFactory.java +++ /dev/null @@ -1,40 +0,0 @@ -/* - * 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.implementation.java.invocation; - -import org.apache.tuscany.sca.core.factory.ObjectCreationException; -import org.apache.tuscany.sca.core.factory.ObjectFactory; - -/** - * @version $Rev$ $Date$ - */ -public class JavaComponentNameFactory implements ObjectFactory<String> { - private final JavaComponentContextProvider componentContextProvider; - - - public JavaComponentNameFactory(JavaComponentContextProvider component) { - this.componentContextProvider = component; - } - - - public String getInstance() throws ObjectCreationException { - String uri = componentContextProvider.getComponent().getURI(); - return uri.substring(uri.lastIndexOf('/')+1); - } -} diff --git a/sca-java-2.x/branches/2.0-Beta2/modules/implementation-java-runtime/src/main/java/org/apache/tuscany/sca/implementation/java/invocation/JavaImplementationInvoker.java b/sca-java-2.x/branches/2.0-Beta2/modules/implementation-java-runtime/src/main/java/org/apache/tuscany/sca/implementation/java/invocation/JavaImplementationInvoker.java deleted file mode 100644 index 69da9019a8..0000000000 --- a/sca-java-2.x/branches/2.0-Beta2/modules/implementation-java-runtime/src/main/java/org/apache/tuscany/sca/implementation/java/invocation/JavaImplementationInvoker.java +++ /dev/null @@ -1,243 +0,0 @@ -/* - * 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.implementation.java.invocation; - -import java.lang.reflect.InvocationTargetException; -import java.lang.reflect.Method; -import java.util.ArrayList; -import java.util.List; - -import javax.xml.ws.Holder; - -import org.apache.tuscany.sca.assembly.EndpointReference; -import org.apache.tuscany.sca.core.factory.ObjectCreationException; -import org.apache.tuscany.sca.core.scope.Scope; -import org.apache.tuscany.sca.core.scope.ScopeContainer; -import org.apache.tuscany.sca.core.scope.ScopedRuntimeComponent; -import org.apache.tuscany.sca.implementation.java.JavaImplementation; -import org.apache.tuscany.sca.implementation.java.context.ReflectiveInstanceWrapper; -import org.apache.tuscany.sca.implementation.java.injection.Injector; -import org.apache.tuscany.sca.implementation.java.introspect.JavaIntrospectionHelper; -import org.apache.tuscany.sca.interfacedef.DataType; -import org.apache.tuscany.sca.interfacedef.InterfaceContract; -import org.apache.tuscany.sca.interfacedef.Operation; -import org.apache.tuscany.sca.interfacedef.ParameterMode; -import org.apache.tuscany.sca.interfacedef.java.JavaInterface; -import org.apache.tuscany.sca.interfacedef.java.impl.JavaInterfaceUtil; -import org.apache.tuscany.sca.invocation.Invoker; -import org.apache.tuscany.sca.invocation.Message; -import org.apache.tuscany.sca.runtime.RuntimeComponent; -import org.oasisopen.sca.ServiceReference; -import org.oasisopen.sca.ServiceRuntimeException; - -/** - * Responsible for synchronously dispatching an invocation to a Java component - * implementation instance - * - * @version $Rev$ $Date$ - */ -public class JavaImplementationInvoker implements Invoker { - protected Operation operation; - protected Method method; - protected boolean allowsPBR; - - @SuppressWarnings("unchecked") - protected final ScopeContainer scopeContainer; - private final InterfaceContract interfaze; - - public JavaImplementationInvoker(Operation operation, Method method, RuntimeComponent component, InterfaceContract intf) { - assert method != null : "Operation method cannot be null"; - this.method = method; - this.operation = operation; - this.scopeContainer = ((ScopedRuntimeComponent)component).getScopeContainer(); - this.allowsPBR = ((JavaImplementation)component.getImplementation()).isAllowsPassByReference(method); - this.interfaze = intf; - } - - public JavaImplementationInvoker(Operation operation, RuntimeComponent component, InterfaceContract intf) { - // used if the method can't be computed statically in advance - this.operation = operation; - this.scopeContainer = ((ScopedRuntimeComponent)component).getScopeContainer(); - this.interfaze = intf; - } - - @SuppressWarnings("unchecked") - public Message invoke(Message msg) { - - Operation op = msg.getOperation(); - if (op == null) { - op = this.operation; - } - Object payload = msg.getBody(); - - Object contextId = null; - - EndpointReference from = msg.getFrom(); - - // store the current thread context classloader - // as we need to replace it with the class loader - // used to load the java class as per SCA Spec - ClassLoader tccl = Thread.currentThread().getContextClassLoader(); - - try { - // The following call might create a new conversation, as a result, the msg.getConversationID() might - // return a new value - ReflectiveInstanceWrapper wrapper = (ReflectiveInstanceWrapper) scopeContainer.getWrapper(contextId); - - // If there is a callback interface and the implementation is stateless, we need to - // inject callbacks at invocation time. For Composite scope, this has already been done. - if (( interfaze.getCallbackInterface() != null ) && (scopeContainer.getScope().equals(Scope.STATELESS))){ - injectCallbacks(wrapper, (JavaInterface)interfaze.getCallbackInterface()); - } - - Object instance = wrapper.getInstance(); - - // If the method couldn't be computed statically, or the instance being - // invoked is a user-specified callback object that doesn't implement - // the service interface from which the reflective method was obtained, - // compute the method object dynamically for this invocation. - Method imethod = method; - if (imethod == null || !imethod.getDeclaringClass().isInstance(instance)) { - try { - imethod = JavaInterfaceUtil.findMethod(instance.getClass(), operation); - } catch (NoSuchMethodException e) { - throw new IllegalArgumentException("Callback object does not provide method " + e.getMessage()); - } - } - - // Set the thread context classloader of the thread used to invoke an operation - // of a Java POJO component implementation is the class loader of the contribution - // that contains the POJO implementation class. - - Thread.currentThread().setContextClassLoader(instance.getClass().getClassLoader()); - - int argumentHolderCount = 0; - - // Holder pattern. Any payload parameters <T> which are should be in holders are placed in Holder<T>. - // Only check Holder for remotable interfaces - if (imethod != null && op.getInterface().isRemotable()) { - List<DataType> inputTypes = op.getInputType().getLogical(); - for (int i = 0, size = inputTypes.size(); i < size; i++) { - if (ParameterMode.IN != op.getParameterModes().get(i)) { - // Promote array params from [<T>] to [Holder<T>] - Object[] payloadArray = (Object[])payload; - - if ( ParameterMode.INOUT == op.getParameterModes().get(i)) { - Object item = payloadArray[i]; - payloadArray[i] = new Holder(item); - } else { - // Create an empty Holder since we should not pass values for OUT parameters - payloadArray[i] = new Holder(); - } - - argumentHolderCount++; - } - } - } - - Object ret; - if (payload != null && !payload.getClass().isArray()) { - ret = imethod.invoke(instance, payload); - } else { - ret = imethod.invoke(instance, (Object[])payload); - } - - scopeContainer.returnWrapper(wrapper, contextId); - - - if (argumentHolderCount > 0) { - - // Holder pattern. Any payload Holder<T> types are returned as part of the message body. - Object[] payloadArray = (Object[])payload; - ArrayList<Object> result = new ArrayList<Object>(); - if (imethod != null) { - - result.add(ret); - for (int i = 0, size = op.getParameterModes().size(); i < size; i++) { - if (ParameterMode.IN != op.getParameterModes().get(i)) { - // Demote array params from Holder<T> to <T>. - Holder<Object> item = (Holder<Object>)payloadArray[i]; - payloadArray[i] = item.value; - result.add(payloadArray[i]); - } - } - } - - msg.setBody(result.toArray()); - - } else { - msg.setBody(ret); - } - } catch (InvocationTargetException e) { - Throwable cause = e.getTargetException(); - boolean isChecked = false; - for (DataType<?> d : operation.getFaultTypes()) { - if (d.getPhysical().isInstance(cause)) { - isChecked = true; - msg.setFaultBody(cause); - break; - } - } - if (!isChecked) { - if (cause instanceof RuntimeException) { - throw (RuntimeException)cause; - } - if (cause instanceof Error) { - throw (Error)cause; - } else { - throw new ServiceRuntimeException(cause.getMessage(), cause); - } - } - - } catch (ObjectCreationException e) { - throw new ServiceRuntimeException(e.getMessage(), e); - } catch (Exception e) { - msg.setFaultBody(e); - } finally { - // set the tccl - Thread.currentThread().setContextClassLoader(tccl); - } - return msg; - } - - private void injectCallbacks(ReflectiveInstanceWrapper wrapper, - JavaInterface callbackInterface) { - - for (Injector injector : wrapper.getCallbackInjectors()) { - if (injector != null) { - try { - if (ServiceReference.class.isAssignableFrom(injector.getType())) { - Class<?> intf = JavaIntrospectionHelper.getBusinessInterface(injector.getType(), injector.getGenericType()); - if ( intf.isAssignableFrom(callbackInterface.getJavaClass())) { - injector.inject(wrapper.getInstance()); - } - } else if (injector.getType().isAssignableFrom(callbackInterface.getJavaClass())) { - injector.inject(wrapper.getInstance()); - } else { - injector.injectNull(wrapper.getInstance()); - } - } catch (Exception e) { - throw new ObjectCreationException("Exception invoking injector - " + e.getMessage(), e); - } - } - } - - } - -} diff --git a/sca-java-2.x/branches/2.0-Beta2/modules/implementation-java-runtime/src/main/java/org/apache/tuscany/sca/implementation/java/invocation/JavaImplementationProvider.java b/sca-java-2.x/branches/2.0-Beta2/modules/implementation-java-runtime/src/main/java/org/apache/tuscany/sca/implementation/java/invocation/JavaImplementationProvider.java deleted file mode 100644 index d7abd021f6..0000000000 --- a/sca-java-2.x/branches/2.0-Beta2/modules/implementation-java-runtime/src/main/java/org/apache/tuscany/sca/implementation/java/invocation/JavaImplementationProvider.java +++ /dev/null @@ -1,169 +0,0 @@ -/* - * 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.implementation.java.invocation; - -import java.lang.reflect.Method; - -import org.apache.tuscany.sca.context.ComponentContextFactory; -import org.apache.tuscany.sca.context.PropertyValueFactory; -import org.apache.tuscany.sca.context.RequestContextFactory; -import org.apache.tuscany.sca.core.factory.InstanceWrapper; -import org.apache.tuscany.sca.core.factory.ObjectFactory; -import org.apache.tuscany.sca.core.invocation.ProxyFactory; -import org.apache.tuscany.sca.core.scope.Scope; -import org.apache.tuscany.sca.core.scope.ScopedImplementationProvider; -import org.apache.tuscany.sca.databinding.DataBindingExtensionPoint; -import org.apache.tuscany.sca.implementation.java.JavaImplementation; -import org.apache.tuscany.sca.implementation.java.JavaResourceImpl; -import org.apache.tuscany.sca.implementation.java.injection.RequestContextObjectFactory; -import org.apache.tuscany.sca.implementation.java.injection.ResourceHost; -import org.apache.tuscany.sca.implementation.java.injection.ResourceObjectFactory; -import org.apache.tuscany.sca.interfacedef.Interface; -import org.apache.tuscany.sca.interfacedef.Operation; -import org.apache.tuscany.sca.interfacedef.java.JavaInterface; -import org.apache.tuscany.sca.interfacedef.java.impl.JavaInterfaceUtil; -import org.apache.tuscany.sca.invocation.Invoker; -import org.apache.tuscany.sca.runtime.RuntimeComponent; -import org.apache.tuscany.sca.runtime.RuntimeComponentService; -import org.oasisopen.sca.ComponentContext; -import org.oasisopen.sca.RequestContext; - -/** - * @version $Rev$ $Date$ - */ -public class JavaImplementationProvider implements ScopedImplementationProvider { - private JavaImplementation implementation; - private JavaComponentContextProvider componentContextProvider; - private RequestContextFactory requestContextFactory; - - public JavaImplementationProvider(RuntimeComponent component, - JavaImplementation implementation, - ProxyFactory proxyService, - DataBindingExtensionPoint dataBindingRegistry, - PropertyValueFactory propertyValueObjectFactory, - ComponentContextFactory componentContextFactory, - RequestContextFactory requestContextFactory) { - super(); - this.implementation = implementation; - this.requestContextFactory = requestContextFactory; - - try { - JavaInstanceFactoryProvider configuration = new JavaInstanceFactoryProvider(implementation); - configuration.setProxyFactory(proxyService); - componentContextProvider = - new JavaComponentContextProvider(component, - configuration, - dataBindingRegistry, - propertyValueObjectFactory, - componentContextFactory, - requestContextFactory); - - Scope scope = getScope(); - - componentContextProvider.configureProperties(component.getProperties()); - handleResources(implementation, proxyService); - } catch (Exception e) { - throw new IllegalStateException(e); - } - - } - - private void handleResources(JavaImplementation componentType, ProxyFactory proxyService) { - for (JavaResourceImpl resource : componentType.getResources().values()) { - String name = resource.getName(); - - ObjectFactory<?> objectFactory = - (ObjectFactory<?>)componentContextProvider.getInstanceFactoryProvider().getFactories().get(resource.getElement()); - if (objectFactory == null) { - Class<?> type = resource.getElement().getType(); - if (ComponentContext.class.equals(type)) { - objectFactory = new JavaComponentContextFactory(componentContextProvider); - } else if (RequestContext.class.equals(type)) { - objectFactory = new RequestContextObjectFactory(requestContextFactory, componentContextProvider.getComponent()); - } else if (String.class.equals(type)) { - objectFactory = new JavaComponentNameFactory(componentContextProvider); - } else { - boolean optional = resource.isOptional(); - String mappedName = resource.getMappedName(); - objectFactory = createResourceObjectFactory(type, mappedName, optional, null); - } - } - componentContextProvider.addResourceFactory(name, objectFactory); - } - } - - private <T> ResourceObjectFactory<T> createResourceObjectFactory(Class<T> type, - String mappedName, - boolean optional, - ResourceHost host) { - return new ResourceObjectFactory<T>(type, mappedName, optional, host); - } - - public Invoker createInvoker(RuntimeComponentService service, Operation operation) { - try { - return componentContextProvider.createInvoker(operation, service.getInterfaceContract()); - } catch (NoSuchMethodException e) { - // It's possible that the instance being invoked is a user-specified - // callback object that isn't an instance of the component implementation - // class. As an attempt to deal with this, look up a method object from - // the service interface. This isn't foolproof, as it's possible that - // the service interface isn't a Java interface, or that the callback - // object has the right method signature without implementing the - // callback interface. There is code in JavaImplementationInvoker - // to deal with these possibilities. - Interface iface = service.getInterfaceContract().getInterface(); - if (iface instanceof JavaInterface) { - try { - Method method = JavaInterfaceUtil.findMethod(((JavaInterface)iface).getJavaClass(), operation); - return new JavaImplementationInvoker(operation, method, componentContextProvider.getComponent(), service.getInterfaceContract()); - } catch (NoSuchMethodException e1) { - throw new IllegalArgumentException(e1); - } - } else { - return new JavaImplementationInvoker(operation, componentContextProvider.getComponent(), service.getInterfaceContract()); - } - } - } - - public boolean supportsOneWayInvocation() { - return false; - } - - public Scope getScope() { - return new Scope(implementation.getJavaScope().getScope()); - } - - public void start() { - componentContextProvider.start(); - } - - public void stop() { - componentContextProvider.stop(); - } - - public InstanceWrapper<?> createInstanceWrapper() { - return componentContextProvider.createInstanceWrapper(); - } - - public boolean isEagerInit() { - return implementation.isEagerInit(); - } - -} diff --git a/sca-java-2.x/branches/2.0-Beta2/modules/implementation-java-runtime/src/main/java/org/apache/tuscany/sca/implementation/java/invocation/JavaImplementationProviderFactory.java b/sca-java-2.x/branches/2.0-Beta2/modules/implementation-java-runtime/src/main/java/org/apache/tuscany/sca/implementation/java/invocation/JavaImplementationProviderFactory.java deleted file mode 100644 index b59966a39e..0000000000 --- a/sca-java-2.x/branches/2.0-Beta2/modules/implementation-java-runtime/src/main/java/org/apache/tuscany/sca/implementation/java/invocation/JavaImplementationProviderFactory.java +++ /dev/null @@ -1,108 +0,0 @@ -/* - * 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.implementation.java.invocation; - -import java.util.logging.Level; -import java.util.logging.Logger; - -import org.apache.tuscany.sca.context.ComponentContextFactory; -import org.apache.tuscany.sca.context.ContextFactoryExtensionPoint; -import org.apache.tuscany.sca.context.PropertyValueFactory; -import org.apache.tuscany.sca.context.RequestContextFactory; -import org.apache.tuscany.sca.core.ExtensionPointRegistry; -import org.apache.tuscany.sca.core.FactoryExtensionPoint; -import org.apache.tuscany.sca.core.UtilityExtensionPoint; -import org.apache.tuscany.sca.core.invocation.CglibProxyFactory; -import org.apache.tuscany.sca.core.invocation.ExtensibleProxyFactory; -import org.apache.tuscany.sca.core.invocation.ProxyFactory; -import org.apache.tuscany.sca.core.invocation.ProxyFactoryExtensionPoint; -import org.apache.tuscany.sca.databinding.DataBindingExtensionPoint; -import org.apache.tuscany.sca.implementation.java.JavaImplementation; -import org.apache.tuscany.sca.interfacedef.InterfaceContractMapper; -import org.apache.tuscany.sca.invocation.MessageFactory; -import org.apache.tuscany.sca.provider.ImplementationProvider; -import org.apache.tuscany.sca.provider.ImplementationProviderFactory; -import org.apache.tuscany.sca.runtime.RuntimeComponent; - -/** - * @version $Rev$ $Date$ - */ -public class JavaImplementationProviderFactory implements ImplementationProviderFactory<JavaImplementation> { - private static final Logger logger = Logger.getLogger(JavaImplementationProviderFactory.class.getName()); - private PropertyValueFactory propertyValueFactory; - private DataBindingExtensionPoint databindings; - private ProxyFactory proxyFactory; - private ComponentContextFactory componentContextFactory; - private RequestContextFactory requestContextFactory; - - public JavaImplementationProviderFactory(ExtensionPointRegistry registry) { - FactoryExtensionPoint factories = registry.getExtensionPoint(FactoryExtensionPoint.class); - MessageFactory messageFactory = factories.getFactory(MessageFactory.class); - - UtilityExtensionPoint utilities = registry.getExtensionPoint(UtilityExtensionPoint.class); - InterfaceContractMapper interfaceContractMapper = utilities.getUtility(InterfaceContractMapper.class); - - ProxyFactoryExtensionPoint proxyFactories = registry.getExtensionPoint(ProxyFactoryExtensionPoint.class); - try { - proxyFactories.setClassProxyFactory(new CglibProxyFactory(messageFactory, interfaceContractMapper)); - } catch (NoClassDefFoundError e) { - logger.log(Level.WARNING, "Class-based proxy is not supported", e); - } - - databindings = registry.getExtensionPoint(DataBindingExtensionPoint.class); - propertyValueFactory = factories.getFactory(PropertyValueFactory.class); - - ContextFactoryExtensionPoint contextFactories = registry.getExtensionPoint(ContextFactoryExtensionPoint.class); - componentContextFactory = contextFactories.getFactory(ComponentContextFactory.class); - requestContextFactory = contextFactories.getFactory(RequestContextFactory.class); - - proxyFactory = ExtensibleProxyFactory.getInstance(registry); - } - - /* - public JavaImplementationProviderFactory(ProxyFactory proxyService, - DataBindingExtensionPoint dataBindingRegistry, - PropertyValueFactory propertyValueObjectFactory, - ComponentContextFactory componentContextFactory, - RequestContextFactory requestContextFactory) { - super(); - this.proxyFactory = proxyService; - this.databindings = dataBindingRegistry; - this.propertyValueFactory = propertyValueObjectFactory; - this.componentContextFactory = componentContextFactory; - this.requestContextFactory = requestContextFactory; - } - */ - - public ImplementationProvider createImplementationProvider(RuntimeComponent component, - JavaImplementation implementation) { - return new JavaImplementationProvider(component, - implementation, - proxyFactory, - databindings, - propertyValueFactory, - componentContextFactory, - requestContextFactory); - } - - public Class<JavaImplementation> getModelType() { - return JavaImplementation.class; - } -} diff --git a/sca-java-2.x/branches/2.0-Beta2/modules/implementation-java-runtime/src/main/java/org/apache/tuscany/sca/implementation/java/invocation/JavaInstanceFactoryProvider.java b/sca-java-2.x/branches/2.0-Beta2/modules/implementation-java-runtime/src/main/java/org/apache/tuscany/sca/implementation/java/invocation/JavaInstanceFactoryProvider.java deleted file mode 100644 index 1f1f1eefdc..0000000000 --- a/sca-java-2.x/branches/2.0-Beta2/modules/implementation-java-runtime/src/main/java/org/apache/tuscany/sca/implementation/java/invocation/JavaInstanceFactoryProvider.java +++ /dev/null @@ -1,204 +0,0 @@ -/* - * 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.implementation.java.invocation; - -import java.lang.annotation.ElementType; -import java.lang.reflect.Constructor; -import java.lang.reflect.Field; -import java.lang.reflect.Member; -import java.lang.reflect.Method; -import java.util.ArrayList; -import java.util.HashMap; -import java.util.List; -import java.util.Map; - -import org.apache.tuscany.sca.core.factory.ObjectFactory; -import org.apache.tuscany.sca.core.invocation.ProxyFactory; -import org.apache.tuscany.sca.implementation.java.JavaConstructorImpl; -import org.apache.tuscany.sca.implementation.java.JavaElementImpl; -import org.apache.tuscany.sca.implementation.java.JavaImplementation; -import org.apache.tuscany.sca.implementation.java.context.InstanceFactory; -import org.apache.tuscany.sca.implementation.java.context.InstanceFactoryProvider; -import org.apache.tuscany.sca.implementation.java.context.ReflectiveInstanceFactory; -import org.apache.tuscany.sca.implementation.java.injection.ArrayMultiplicityObjectFactory; -import org.apache.tuscany.sca.implementation.java.injection.FieldInjector; -import org.apache.tuscany.sca.implementation.java.injection.Injector; -import org.apache.tuscany.sca.implementation.java.injection.InvalidAccessorException; -import org.apache.tuscany.sca.implementation.java.injection.ListMultiplicityObjectFactory; -import org.apache.tuscany.sca.implementation.java.injection.MethodInjector; -import org.apache.tuscany.sca.implementation.java.introspect.JavaIntrospectionHelper; - -/** - * Encapsulates configuration for a Java-based atomic component - * - * @version $Rev$ $Date$ - */ -public class JavaInstanceFactoryProvider<T> implements InstanceFactoryProvider<T> { - private JavaImplementation definition; - private ProxyFactory proxyService; - - private final List<JavaElementImpl> injectionSites; - private final EventInvoker<T> initInvoker; - private final EventInvoker<T> destroyInvoker; - private final Map<JavaElementImpl, Object> factories = new HashMap<JavaElementImpl, Object>(); - private final List<JavaElementImpl> callbackInjectionSites; - - public JavaInstanceFactoryProvider(JavaImplementation definition) { - this.definition = definition; - this.initInvoker = definition.getInitMethod() == null ? null : new MethodEventInvoker<T>(definition - .getInitMethod()); - this.destroyInvoker = definition.getDestroyMethod() == null ? null : new MethodEventInvoker<T>(definition - .getDestroyMethod()); - injectionSites = new ArrayList<JavaElementImpl>(); - callbackInjectionSites = new ArrayList<JavaElementImpl>(); - } - - ProxyFactory getProxyFactory() { - return proxyService; - } - - void setProxyFactory(ProxyFactory proxyService) { - this.proxyService = proxyService; - } - - /** - * @return the definition - */ - JavaImplementation getImplementation() { - return definition; - } - - @SuppressWarnings("unchecked") - public InstanceFactory<T> createFactory() { - ObjectFactory<?>[] initArgs = getConstructorArgs(); - Injector<T>[] injectors = getInjectors(false); - Injector<T>[] callbackInjectors = getInjectors(true); - return new ReflectiveInstanceFactory<T>((Constructor<T>)definition.getConstructor().getConstructor(), - initArgs, injectors, callbackInjectors, initInvoker, destroyInvoker); - } - - - - private ObjectFactory<?>[] getConstructorArgs() { - JavaConstructorImpl<?> constructor = definition.getConstructor(); - ObjectFactory<?>[] initArgs = new ObjectFactory<?>[constructor.getParameters().length]; - for (int i = 0; i < initArgs.length; i++) { - ObjectFactory<?> factory = (ObjectFactory<?>)factories.get(constructor.getParameters()[i]); - assert factory != null; - initArgs[i] = factory; - } - return initArgs; - } - - - - @SuppressWarnings("unchecked") - private Injector<T>[] getInjectors(boolean callback) { - List<JavaElementImpl> sites = null; - if ( callback ) - sites = callbackInjectionSites; - else - sites = injectionSites; - - // work around JDK1.5 issue with allocating generic arrays - Injector<T>[] injectors = new Injector[sites.size()]; - - int i = 0; - for (JavaElementImpl element : sites) { - Object obj = factories.get(element); - if (obj != null) { - if (obj instanceof ObjectFactory) { - ObjectFactory<?> factory = (ObjectFactory<?>)obj; - Member member = (Member)element.getAnchor(); - if (element.getElementType() == ElementType.FIELD) { - injectors[i++] = new FieldInjector<T>((Field)member, factory); - } else if (element.getElementType() == ElementType.PARAMETER && member instanceof Method) { - injectors[i++] = new MethodInjector<T>((Method)member, factory); - } else if (member instanceof Constructor) { - // Ignore - } else { - throw new AssertionError(String.valueOf(element)); - } - } else { - injectors[i++] = createMultiplicityInjector(element, (List<ObjectFactory<?>>)obj); - } - } - } - return injectors; - } - - private Injector<T> createMultiplicityInjector(JavaElementImpl element, List<ObjectFactory<?>> factories) { - Class<?> interfaceType = JavaIntrospectionHelper.getBaseType(element.getType(), element.getGenericType()); - - if (element.getAnchor() instanceof Field) { - Field field = (Field)element.getAnchor(); - if (field.getType().isArray()) { - return new FieldInjector<T>(field, new ArrayMultiplicityObjectFactory(interfaceType, factories)); - } else { - return new FieldInjector<T>(field, new ListMultiplicityObjectFactory(factories)); - } - } else if (element.getAnchor() instanceof Method) { - Method method = (Method)element.getAnchor(); - if (method.getParameterTypes()[0].isArray()) { - return new MethodInjector<T>(method, new ArrayMultiplicityObjectFactory(interfaceType, factories)); - } else { - return new MethodInjector<T>(method, new ListMultiplicityObjectFactory(factories)); - } - } else { - throw new InvalidAccessorException("Member must be a field or method: " + element.getName()); - } - } - - @SuppressWarnings("unchecked") - public Class<T> getImplementationClass() { - return (Class<T>)definition.getJavaClass(); - } - - public void setObjectFactory(JavaElementImpl element, ObjectFactory<?> objectFactory) { - factories.put(element, objectFactory); - } - - public void setObjectFactories(JavaElementImpl element, List<ObjectFactory<?>> objectFactory) { - factories.put(element, objectFactory); - } - - /** - * @return the injectionSites - */ - List<JavaElementImpl> getInjectionSites() { - return injectionSites; - } - - /** - * @return the callbackInjectionSites - */ - public List<JavaElementImpl> getCallbackInjectionSites() { - return callbackInjectionSites; - } - - /** - * @return the factories - */ - Map<JavaElementImpl, Object> getFactories() { - return factories; - } - - - -} diff --git a/sca-java-2.x/branches/2.0-Beta2/modules/implementation-java-runtime/src/main/java/org/apache/tuscany/sca/implementation/java/invocation/MethodEventInvoker.java b/sca-java-2.x/branches/2.0-Beta2/modules/implementation-java-runtime/src/main/java/org/apache/tuscany/sca/implementation/java/invocation/MethodEventInvoker.java deleted file mode 100644 index 515a7c8a43..0000000000 --- a/sca-java-2.x/branches/2.0-Beta2/modules/implementation-java-runtime/src/main/java/org/apache/tuscany/sca/implementation/java/invocation/MethodEventInvoker.java +++ /dev/null @@ -1,56 +0,0 @@ -/* - * 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.implementation.java.invocation; - -import java.lang.reflect.InvocationTargetException; -import java.lang.reflect.Method; - - -/** - * Performs an wire on a method of a given instance - * - * @version $Rev$ $Date$ - */ -public class MethodEventInvoker<T> implements EventInvoker<T> { - private final Method method; - - /** - * Instantiates an invoker for the given method - */ - public MethodEventInvoker(Method method) { - assert method != null; - this.method = method; - } - - public void invokeEvent(T instance) throws EventInvocationException { - try { - method.invoke(instance, (Object[]) null); - } catch (IllegalArgumentException e) { - String name = method.getName(); - throw new EventInvocationException("Exception thrown by event method [" + name + "]", e.getCause()); - } catch (IllegalAccessException e) { - String name = method.getName(); - throw new EventInvocationException("Method is not accessible [" + name + "]"); - } catch (InvocationTargetException e) { - String name = method.getName(); - throw new EventInvocationException("Exception thrown by event method [" + name + "]", e.getCause()); - } - } - -} diff --git a/sca-java-2.x/branches/2.0-Beta2/modules/implementation-java-runtime/src/main/java/org/apache/tuscany/sca/implementation/java/invocation/NoConversationalContractException.java b/sca-java-2.x/branches/2.0-Beta2/modules/implementation-java-runtime/src/main/java/org/apache/tuscany/sca/implementation/java/invocation/NoConversationalContractException.java deleted file mode 100644 index dbc5c6b640..0000000000 --- a/sca-java-2.x/branches/2.0-Beta2/modules/implementation-java-runtime/src/main/java/org/apache/tuscany/sca/implementation/java/invocation/NoConversationalContractException.java +++ /dev/null @@ -1,33 +0,0 @@ -/* - * 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.implementation.java.invocation; - - -/** - * Raised when a component has conversational scope but no conversational contract - * - * @version $Rev$ $Date$ - */ -public class NoConversationalContractException extends Exception { - private static final long serialVersionUID = -1157790036638157539L; - - public NoConversationalContractException(String message) { - super(message); - } -} diff --git a/sca-java-2.x/branches/2.0-Beta2/modules/implementation-java-runtime/src/main/java/org/apache/tuscany/sca/implementation/java/invocation/ResponseDispatchImpl.java b/sca-java-2.x/branches/2.0-Beta2/modules/implementation-java-runtime/src/main/java/org/apache/tuscany/sca/implementation/java/invocation/ResponseDispatchImpl.java deleted file mode 100644 index dc0bb94bde..0000000000 --- a/sca-java-2.x/branches/2.0-Beta2/modules/implementation-java-runtime/src/main/java/org/apache/tuscany/sca/implementation/java/invocation/ResponseDispatchImpl.java +++ /dev/null @@ -1,224 +0,0 @@ -/* - * 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.implementation.java.invocation; - -import java.io.Serializable; -import java.util.ArrayList; -import java.util.List; -import java.util.Map; -import java.util.concurrent.TimeUnit; -import java.util.concurrent.atomic.AtomicBoolean; -import java.util.concurrent.locks.Condition; -import java.util.concurrent.locks.Lock; -import java.util.concurrent.locks.ReentrantLock; - -import org.apache.tuscany.sca.assembly.EndpointReference; -import org.apache.tuscany.sca.context.CompositeContext; -import org.apache.tuscany.sca.context.ThreadMessageContext; -import org.apache.tuscany.sca.core.ExtensionPointRegistry; -import org.apache.tuscany.sca.core.FactoryExtensionPoint; -import org.apache.tuscany.sca.core.factory.ObjectFactory; -import org.apache.tuscany.sca.core.invocation.AsyncFaultWrapper; -import org.apache.tuscany.sca.core.invocation.AsyncResponseHandler; -import org.apache.tuscany.sca.core.invocation.CallbackReferenceObjectFactory; -import org.apache.tuscany.sca.core.invocation.ExtensibleProxyFactory; -import org.apache.tuscany.sca.core.invocation.ProxyFactory; -import org.apache.tuscany.sca.invocation.Message; -import org.apache.tuscany.sca.invocation.MessageFactory; -import org.apache.tuscany.sca.runtime.RuntimeEndpointReference; -import org.oasisopen.sca.ResponseDispatch; -import org.oasisopen.sca.ServiceReference; - -/** - * Implementation of the ResponseDispatch interface of the OASIS SCA Java API - * - * This is used for invocations of asynchronous services, where it is passed as a parameter on async service operations - * and it provides the path by which the service implementation returns the response to the request, or a Fault - * - * Note that this class is serializable and can be serialized, stored and deserialized by the service implementation - * - * @param <T> - type of the response message - */ -public class ResponseDispatchImpl<T> implements ResponseDispatch<T>, Serializable { - - /** - * Generated serialVersionUID value - */ - private static final long serialVersionUID = 300158355992568592L; - private static String WS_MESSAGE_ID = "WS_MESSAGE_ID"; - private static String MESSAGE_ID = "MESSAGE_ID"; - - // A latch used to ensure that the sendResponse() and sendFault() operations are used at most once - // The latch is initialized with the value "false" - private AtomicBoolean latch = new AtomicBoolean(); - - private final Lock lock = new ReentrantLock(); - private final Condition completed = lock.newCondition(); - - // The result - private volatile T response = null; - private volatile Throwable fault = null; - - private ExtensionPointRegistry registry; - - // Service Reference used for the callback - private ServiceReference<AsyncResponseHandler<?>> callbackRef; - private String callbackAddress; - private String messageID; - - public ResponseDispatchImpl( Message msg ) { - super(); - callbackRef = getAsyncCallbackRef( msg ); - - callbackAddress = msg.getFrom().getCallbackEndpoint().getURI(); - - // TODO - why is WS stuff bleeding into general code? - messageID = (String) msg.getHeaders().get(MESSAGE_ID); - if (messageID == null){ - messageID = (String) msg.getHeaders().get(WS_MESSAGE_ID); - } - - } // end constructor - - public static <T> ResponseDispatchImpl<T> newInstance( Class<T> type, Message msg ) { - return new ResponseDispatchImpl<T>( msg ); - } - - /** - * Provide Context data for this ResponseDispatch that the service implementation can use - */ - public Map<String, Object> getContext() { - return null; - } - - /** - * Send a Fault. Must only be invoked once for this ResponseDispatch object - * @param e - the Fault to send - * @throws IllegalStateException if either the sendResponse method or the sendFault method have been called previously - */ - public void sendFault(Throwable e) { - if( sendOK() ) { - lock.lock(); - try { - fault = e; - completed.signalAll(); - } finally { - lock.unlock(); - } // end try - } else { - throw new IllegalStateException("sendResponse() or sendFault() has been called previously"); - } // end if - // Now dispatch the response to the callback... - AsyncResponseHandler<T> handler = (AsyncResponseHandler<T>) callbackRef.getService(); - setResponseHeaders(); - handler.setFault(new AsyncFaultWrapper(e)); - } // end method sendFault - - /** - * Send the response message. Must only be invoked once for this ResponseDispatch object - * @throws IllegalStateException if either the sendResponse method or the sendFault method have been called previously - * @param res - the response message, which is of type T - */ - public void sendResponse(T res) { - if( sendOK() ) { - lock.lock(); - try { - response = res; - completed.signalAll(); - } finally { - lock.unlock(); - } // end try - } else { - throw new IllegalStateException("sendResponse() or sendFault() has been called previously"); - } // end if - // Now dispatch the response to the callback... - AsyncResponseHandler<T> handler = (AsyncResponseHandler<T>) callbackRef.getService(); - setResponseHeaders(); - handler.setResponse(res); - } // end method sendResponse - - public T get(long timeout, TimeUnit unit) throws Throwable { - lock.lock(); - try { - // wait for result to be available - if( response == null && fault == null ) completed.await( timeout, unit); - if( response != null ) return response; - if( fault != null ) throw fault; - } finally { - lock.unlock(); - } // end try - - return null; - } // end method get - - /** - * Indicates that sending a response is OK - this is a transactional - * query in that it also updates the state of this ResponseDispatch, so - * that it will return true once and once only - * @return - true if it is OK to send the response, false otherwise - */ - private boolean sendOK() { - return latch.compareAndSet(false, true); - } - - /** - * Creates a service reference for the async callback, based on information contained in the supplied message - * @param msg - the incoming message - * @return - a CallBackServiceReference - */ - @SuppressWarnings("unchecked") - private ServiceReference<AsyncResponseHandler<?>> getAsyncCallbackRef( Message msg ) { - RuntimeEndpointReference callbackEPR = (RuntimeEndpointReference) msg.getHeaders().get("ASYNC_CALLBACK"); - if( callbackEPR == null ) return null; - - CompositeContext compositeContext = callbackEPR.getCompositeContext(); - registry = compositeContext.getExtensionPointRegistry(); - ProxyFactory proxyFactory = ExtensibleProxyFactory.getInstance(registry); - List<EndpointReference> eprList = new ArrayList<EndpointReference>(); - eprList.add(callbackEPR); - ObjectFactory<?> factory = new CallbackReferenceObjectFactory(AsyncResponseHandler.class, proxyFactory, eprList); - - return (ServiceReference<AsyncResponseHandler<?>>) factory.getInstance(); - - } // end method getAsyncCallbackEPR - - /** - * Sets the values of various headers in the response message - */ - private void setResponseHeaders() { - // Is there an existing message context? - Message msgContext = ThreadMessageContext.getMessageContext(); - if( msgContext == null ) { - // Create a message context - msgContext = getMessageFactory().createMessage(); - } // end if - - // Add in the header for the RelatesTo Message ID - msgContext.getHeaders().put(WS_MESSAGE_ID, messageID); - msgContext.getHeaders().put(MESSAGE_ID, messageID); - - ThreadMessageContext.setMessageContext(msgContext); - } // end method setResponseHeaders - - private MessageFactory getMessageFactory() { - FactoryExtensionPoint modelFactories = registry.getExtensionPoint(FactoryExtensionPoint.class); - return modelFactories.getFactory(MessageFactory.class); - } // end method getMessageFactory -} |