diff options
author | lresende <lresende@13f79535-47bb-0310-9956-ffa450edef68> | 2009-11-11 23:07:37 +0000 |
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committer | lresende <lresende@13f79535-47bb-0310-9956-ffa450edef68> | 2009-11-11 23:07:37 +0000 |
commit | 9f395ebf3ec27f89c8dc63137bc99c8d6b0cff6d (patch) | |
tree | 34231d72966aa918e80eea15602b6870d8b21641 /sca-java-1.x/branches/sca-java-1.2/modules/binding-sca/src/main | |
parent | 07b7dfd1a70ba222b899d9813f8c449dbf3b785f (diff) |
Moving 1.x branches
git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@835125 13f79535-47bb-0310-9956-ffa450edef68
Diffstat (limited to 'sca-java-1.x/branches/sca-java-1.2/modules/binding-sca/src/main')
14 files changed, 1193 insertions, 0 deletions
diff --git a/sca-java-1.x/branches/sca-java-1.2/modules/binding-sca/src/main/java/org/apache/tuscany/sca/binding/sca/DistributedSCABinding.java b/sca-java-1.x/branches/sca-java-1.2/modules/binding-sca/src/main/java/org/apache/tuscany/sca/binding/sca/DistributedSCABinding.java new file mode 100644 index 0000000000..396de570e8 --- /dev/null +++ b/sca-java-1.x/branches/sca-java-1.2/modules/binding-sca/src/main/java/org/apache/tuscany/sca/binding/sca/DistributedSCABinding.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.binding.sca; + +import org.apache.tuscany.sca.assembly.Binding; +import org.apache.tuscany.sca.assembly.SCABinding; + + +/** + * Represents an SCA binding used in the distributed runtime. + * At the moment just provides us with a sensibly named type + * against which the distributed sca binding providers can be registered + * + * @version $Rev: 556322 $ $Date: 2007-07-14 19:53:15 +0100 (Sat, 14 Jul 2007) $ + */ +public interface DistributedSCABinding extends Binding { + + public SCABinding getSCABinding(); + public void setSCABinging(SCABinding scaBinding); + +} diff --git a/sca-java-1.x/branches/sca-java-1.2/modules/binding-sca/src/main/java/org/apache/tuscany/sca/binding/sca/SCABindingDefinitionsProvider.java b/sca-java-1.x/branches/sca-java-1.2/modules/binding-sca/src/main/java/org/apache/tuscany/sca/binding/sca/SCABindingDefinitionsProvider.java new file mode 100644 index 0000000000..17f6888813 --- /dev/null +++ b/sca-java-1.x/branches/sca-java-1.2/modules/binding-sca/src/main/java/org/apache/tuscany/sca/binding/sca/SCABindingDefinitionsProvider.java @@ -0,0 +1,58 @@ +/* + * 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.binding.sca; + +import java.net.URI; +import java.net.URL; + +import org.apache.tuscany.sca.contribution.processor.ExtensibleURLArtifactProcessor; +import org.apache.tuscany.sca.contribution.processor.URLArtifactProcessor; +import org.apache.tuscany.sca.contribution.processor.URLArtifactProcessorExtensionPoint; +import org.apache.tuscany.sca.core.ExtensionPointRegistry; +import org.apache.tuscany.sca.definitions.SCADefinitions; +import org.apache.tuscany.sca.definitions.SCADefinitionsProvider; +import org.apache.tuscany.sca.definitions.SCADefinitionsProviderException; + +/** + * Provider for Policy Intents and PolicySet definitions related to security + */ +public class SCABindingDefinitionsProvider implements SCADefinitionsProvider { + private String definitionsFile = "org/apache/tuscany/sca/binding/sca/definitions.xml"; + URLArtifactProcessor urlArtifactProcessor = null; + + public SCABindingDefinitionsProvider(ExtensionPointRegistry registry) { + URLArtifactProcessorExtensionPoint documentProcessors = registry.getExtensionPoint(URLArtifactProcessorExtensionPoint.class); + urlArtifactProcessor = (URLArtifactProcessor)documentProcessors.getProcessor(SCADefinitions.class); + } + + public SCADefinitions getSCADefinition() throws SCADefinitionsProviderException { + URL defintionsFileUrl = getClass().getClassLoader().getResource(definitionsFile); + Object scaDefn = null; + try { + URI uri = new URI(definitionsFile); + return (SCADefinitions)urlArtifactProcessor.read(null, + uri, + defintionsFileUrl); + } catch ( Exception e ) { + throw new SCADefinitionsProviderException(e); + } + } + +} diff --git a/sca-java-1.x/branches/sca-java-1.2/modules/binding-sca/src/main/java/org/apache/tuscany/sca/binding/sca/impl/DistributedSCABindingImpl.java b/sca-java-1.x/branches/sca-java-1.2/modules/binding-sca/src/main/java/org/apache/tuscany/sca/binding/sca/impl/DistributedSCABindingImpl.java new file mode 100644 index 0000000000..24325dd2bd --- /dev/null +++ b/sca-java-1.x/branches/sca-java-1.2/modules/binding-sca/src/main/java/org/apache/tuscany/sca/binding/sca/impl/DistributedSCABindingImpl.java @@ -0,0 +1,115 @@ +/* + * 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.binding.sca.impl; + +import org.apache.tuscany.sca.assembly.SCABinding; +import org.apache.tuscany.sca.binding.sca.DistributedSCABinding; + +/** + * The Distributed SCA binding wrapper for the SCA binding model object. This is currently + * just used to locate the remote binding extension and pass the SCA binding to the remote + * extension. It isn't used in the model itself + * + * @version $Rev: 564307 $ $Date: 2007-08-09 18:48:29 +0100 (Thu, 09 Aug 2007) $ + */ +public class DistributedSCABindingImpl implements DistributedSCABinding { + + private SCABinding scaBinding; + + /** + * Getter for the wrapped sca binding model object + * + * @return the sca binding model element + */ + public SCABinding getSCABinding(){ + return scaBinding; + } + + /** + * Setter for the wrapped sca binding model element + * + * @param the sca binding model element + */ + public void setSCABinging(SCABinding scaBinding){ + this.scaBinding = scaBinding; + } + + + // Operation implementations provided to make this class a + // valid Binding + + /** + * Returns the binding URI. + * + * @return the binding uri + */ + public String getURI(){ + return null; + } + + /** + * Sets the binding URI. + * + * @param uri the binding uri + */ + public void setURI(String uri){ + } + + /** + * Returns the binding name. + * + * @return the binding name + */ + public String getName(){ + return null; + } + + /** + * Sets the binding name. + * + * @param name the binding name + */ + public void setName(String name){ + } + + /** + * Returns true if the model element is unresolved. + * + * @return true if the model element is unresolved. + */ + public boolean isUnresolved(){ + return false; + } + + /** + * Sets whether the model element is unresolved. + * + * @param unresolved whether the model element is unresolved + */ + public void setUnresolved(boolean unresolved){ + } + + /** + * Clone the binding + */ + public Object clone() throws CloneNotSupportedException { + return super.clone(); + } + +} diff --git a/sca-java-1.x/branches/sca-java-1.2/modules/binding-sca/src/main/java/org/apache/tuscany/sca/binding/sca/impl/RuntimeSCABindingProvider.java b/sca-java-1.x/branches/sca-java-1.2/modules/binding-sca/src/main/java/org/apache/tuscany/sca/binding/sca/impl/RuntimeSCABindingProvider.java new file mode 100644 index 0000000000..5c1cefb808 --- /dev/null +++ b/sca-java-1.x/branches/sca-java-1.2/modules/binding-sca/src/main/java/org/apache/tuscany/sca/binding/sca/impl/RuntimeSCABindingProvider.java @@ -0,0 +1,61 @@ +/* + * 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.binding.sca.impl; + +import org.apache.tuscany.sca.assembly.SCABinding; +import org.apache.tuscany.sca.interfacedef.InterfaceContract; +import org.apache.tuscany.sca.interfacedef.Operation; +import org.apache.tuscany.sca.invocation.Invoker; +import org.apache.tuscany.sca.provider.ReferenceBindingProvider; +import org.apache.tuscany.sca.runtime.RuntimeComponent; +import org.apache.tuscany.sca.runtime.RuntimeComponentReference; + +/** + * The local SCA Binding provider implementation. It is not currently used. + * + * @version $Rev$ $Date$ + */ +public class RuntimeSCABindingProvider implements ReferenceBindingProvider { + + private RuntimeComponentReference reference; + + public RuntimeSCABindingProvider(RuntimeComponent component, RuntimeComponentReference reference, SCABinding binding) { + this.reference = reference; + } + + public InterfaceContract getBindingInterfaceContract() { + return reference.getInterfaceContract(); + } + + public Invoker createInvoker(Operation operation) { + return null; + } + + public void start() { + } + + public void stop() { + } + + public boolean supportsOneWayInvocation() { + return false; + } + +} diff --git a/sca-java-1.x/branches/sca-java-1.2/modules/binding-sca/src/main/java/org/apache/tuscany/sca/binding/sca/impl/RuntimeSCABindingProviderFactory.java b/sca-java-1.x/branches/sca-java-1.2/modules/binding-sca/src/main/java/org/apache/tuscany/sca/binding/sca/impl/RuntimeSCABindingProviderFactory.java new file mode 100644 index 0000000000..8662d92044 --- /dev/null +++ b/sca-java-1.x/branches/sca-java-1.2/modules/binding-sca/src/main/java/org/apache/tuscany/sca/binding/sca/impl/RuntimeSCABindingProviderFactory.java @@ -0,0 +1,66 @@ +/* + * 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.binding.sca.impl; + +import org.apache.tuscany.sca.assembly.SCABinding; +import org.apache.tuscany.sca.contribution.ModelFactoryExtensionPoint; +import org.apache.tuscany.sca.core.ExtensionPointRegistry; +import org.apache.tuscany.sca.node.NodeFactory; +import org.apache.tuscany.sca.node.SCANode; +import org.apache.tuscany.sca.provider.BindingProviderFactory; +import org.apache.tuscany.sca.provider.ReferenceBindingProvider; +import org.apache.tuscany.sca.provider.ServiceBindingProvider; +import org.apache.tuscany.sca.runtime.RuntimeComponent; +import org.apache.tuscany.sca.runtime.RuntimeComponentReference; +import org.apache.tuscany.sca.runtime.RuntimeComponentService; + +/** + * The factory for creating SCA Binding providers + * + * @version $Rev$ $Date$ + */ +public class RuntimeSCABindingProviderFactory implements BindingProviderFactory<SCABinding> { + + private ExtensionPointRegistry extensionPoints; + private NodeFactory nodeFactory; + + public RuntimeSCABindingProviderFactory(ExtensionPointRegistry extensionPoints) { + this.extensionPoints = extensionPoints; + ModelFactoryExtensionPoint factories = extensionPoints.getExtensionPoint(ModelFactoryExtensionPoint.class); + nodeFactory = factories.getFactory(NodeFactory.class); + } + + public ReferenceBindingProvider createReferenceBindingProvider(RuntimeComponent component, + RuntimeComponentReference reference, + SCABinding binding) { + + return new RuntimeSCAReferenceBindingProvider(extensionPoints, nodeFactory, component, reference, binding); + } + + public ServiceBindingProvider createServiceBindingProvider(RuntimeComponent component, + RuntimeComponentService service, + SCABinding binding) { + return new RuntimeSCAServiceBindingProvider(extensionPoints, nodeFactory, component, service, binding); + } + + public Class<SCABinding> getModelType() { + return SCABinding.class; + } +} diff --git a/sca-java-1.x/branches/sca-java-1.2/modules/binding-sca/src/main/java/org/apache/tuscany/sca/binding/sca/impl/RuntimeSCAReferenceBindingProvider.java b/sca-java-1.x/branches/sca-java-1.2/modules/binding-sca/src/main/java/org/apache/tuscany/sca/binding/sca/impl/RuntimeSCAReferenceBindingProvider.java new file mode 100644 index 0000000000..c1011c5811 --- /dev/null +++ b/sca-java-1.x/branches/sca-java-1.2/modules/binding-sca/src/main/java/org/apache/tuscany/sca/binding/sca/impl/RuntimeSCAReferenceBindingProvider.java @@ -0,0 +1,286 @@ +/* + * 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.binding.sca.impl; + +import java.net.URI; +import java.util.logging.Level; +import java.util.logging.Logger; + +import org.apache.tuscany.sca.assembly.OptimizableBinding; +import org.apache.tuscany.sca.assembly.SCABinding; +import org.apache.tuscany.sca.binding.sca.DistributedSCABinding; +import org.apache.tuscany.sca.core.ExtensionPointRegistry; +import org.apache.tuscany.sca.domain.SCADomainEventService; +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.node.NodeFactory; +import org.apache.tuscany.sca.provider.BindingProviderFactory; +import org.apache.tuscany.sca.provider.ProviderFactoryExtensionPoint; +import org.apache.tuscany.sca.provider.ReferenceBindingProvider; +import org.apache.tuscany.sca.runtime.EndpointReference; +import org.apache.tuscany.sca.runtime.RuntimeComponent; +import org.apache.tuscany.sca.runtime.RuntimeComponentReference; +import org.apache.tuscany.sca.runtime.RuntimeComponentService; +import org.apache.tuscany.sca.runtime.RuntimeWire; +import org.osoa.sca.ServiceUnavailableException; + +/** + * The sca reference binding provider mediates between the twin requirements of + * local sca bindings and remote sca bindings. In the local case is does + * very little. When the sca binding model is set as being remote (because a + * reference target can't be resolved in the current model) this binding will + * try and create a remote connection to it + * + * @version $Rev$ $Date$ + */ +public class RuntimeSCAReferenceBindingProvider implements ReferenceBindingProvider { + + private final static Logger logger = Logger.getLogger(RuntimeSCAReferenceBindingProvider.class.getName()); + + private NodeFactory nodeFactory; + private RuntimeComponent component; + private RuntimeComponentReference reference; + private SCABinding binding; + private boolean started = false; + + private BindingProviderFactory<DistributedSCABinding> distributedProviderFactory = null; + private ReferenceBindingProvider distributedProvider = null; + + public RuntimeSCAReferenceBindingProvider(ExtensionPointRegistry extensionPoints, + NodeFactory nodeFactory, + RuntimeComponent component, + RuntimeComponentReference reference, + SCABinding binding) { + this.nodeFactory = nodeFactory; + this.component = component; + this.reference = reference; + this.binding = binding; + + // look to see if a distributed SCA binding implementation has + // been included on the classpath. This will be needed by the + // provider itself to do it's thing + ProviderFactoryExtensionPoint factoryExtensionPoint = + extensionPoints.getExtensionPoint(ProviderFactoryExtensionPoint.class); + distributedProviderFactory = + (BindingProviderFactory<DistributedSCABinding>)factoryExtensionPoint + .getProviderFactory(DistributedSCABinding.class); + + // determine if the target is remote. If we can tell now then this will + // do some initialization before we get to run time + //isTargetRemote(); + } + + public boolean isTargetRemote() { + boolean targetIsRemote = false; + + // first look at the target service and see if this has been resolved + OptimizableBinding optimizableBinding = (OptimizableBinding)binding; + + // The descision is based primary on the results of the wiring process in the assembly model + // however there are two notable situations when this process doesn't give the right answer + // 1. When a callback is in operation. A callback reference bindings sometimes has to + // act as though there is a local wire and sometimes as if there is a remote wire + // 2. When a reference is retrieved from the domain. In this case the reference + // will not have been part of the original wiring process and will only have + // a target set if the target is local + if (optimizableBinding.getTargetComponentService() != null) { + if (optimizableBinding.getTargetComponentService().isUnresolved() == true) { + targetIsRemote = true; + } else { + targetIsRemote = false; + } + } else { + // deal with the case where the wire is completely dynamic (e.g. callbacks) and + // look at the provided URI to decide whether is a local or remote case + try { + URI uri = new URI(binding.getURI()); + if (uri.isAbsolute()) { + targetIsRemote = true; + } else { + // look in the domain to see if this referenced service is available on this node + // or on some other node + String serviceNode = null; + + SCADomainEventService domainProxy = (SCADomainEventService)nodeFactory.getNode().getDomain(); + + try { + serviceNode = + domainProxy.findServiceNode(nodeFactory.getNode().getDomain().getURI(), + binding.getURI(), + binding.getClass().getName()); + } catch (Exception ex) { + logger.log(Level.WARNING, + "Unable to contact domain to find service node. Service: " + nodeFactory.getNode() + .getDomain().getURI() + + " " + + nodeFactory.getNode().getURI() + + " " + + binding.getURI() + + " " + + SCABinding.class.getName()); + + } + + if (serviceNode.equals(domainProxy.SERVICE_NOT_KNOWN)) { + throw new IllegalStateException("Can't resolve : " + component.getName() + + " and reference: " + + reference.getName() + + " as the service " + + binding.getURI() + + " has not been contributed to the domain"); + } else if ((serviceNode.equals(domainProxy.SERVICE_NOT_REGISTERED)) || (!serviceNode + .equals(nodeFactory.getNode().getURI()))) { + targetIsRemote = true; + } else { + targetIsRemote = false; + } + } + } catch (Exception ex) { + targetIsRemote = false; + } + } + return targetIsRemote; + } + + private ReferenceBindingProvider getDistributedProvider() { + + if (isTargetRemote()) { + // initialize the remote provider if it hasn't been done already + if (distributedProvider == null) { + if (!reference.getInterfaceContract().getInterface().isRemotable()) { + throw new IllegalStateException("Reference interface not remoteable for component: " + component + .getName() + + " and reference: " + + reference.getName()); + } + + if (distributedProviderFactory == null) { + throw new IllegalStateException("No distributed SCA binding available for component: " + component + .getName() + + " and reference: " + + reference.getName()); + } + + if ((nodeFactory != null) && (nodeFactory.getNode() == null)) { + throw new IllegalStateException("No distributed domain available for component: " + component + .getName() + + " and reference: " + + reference.getName()); + } + + // create the remote provider + DistributedSCABinding distributedBinding = new DistributedSCABindingImpl(); + distributedBinding.setSCABinging(binding); + + distributedProvider = + distributedProviderFactory.createReferenceBindingProvider(component, reference, distributedBinding); + } + + } + + return distributedProvider; + } + + public InterfaceContract getBindingInterfaceContract() { + if (isTargetRemote()) { + return getDistributedProvider().getBindingInterfaceContract(); + } else { + if (reference.getReference() != null) { + return reference.getReference().getInterfaceContract(); + } else { + return reference.getInterfaceContract(); + } + } + } + + public boolean supportsOneWayInvocation() { + if (isTargetRemote()) { + return getDistributedProvider().supportsOneWayInvocation(); + } else { + return false; + } + } + + /** + * @param wire + */ + private Invoker getInvoker(RuntimeWire wire, Operation operation) { + EndpointReference target = wire.getTarget(); + if (target != null) { + RuntimeComponentService service = (RuntimeComponentService)target.getContract(); + if (service != null) { // not a callback wire + SCABinding scaBinding = service.getBinding(SCABinding.class); + InvocationChain chain = + service.getInvocationChain(scaBinding, wire.getSource().getInterfaceContract(), operation); + return chain == null ? null : new SCABindingInvoker(chain); + } + } + return null; + } + + public Invoker createInvoker(Operation operation) { + if (isTargetRemote()) { + return getDistributedProvider().createInvoker(operation); + } else { + RuntimeWire wire = reference.getRuntimeWire(binding); + Invoker invoker = getInvoker(wire, operation); + if (invoker == null) { + throw new ServiceUnavailableException("Service not found for component " + component.getName() + + " reference " + + reference.getName() + + " (bindingURI=" + + binding.getURI() + + " operation=" + + operation.getName() + + "). Ensure that the composite containing the service is loaded and " + + "started somewhere in the SCA domain and that if running in a " + + "remote node that the interface of the target service marked as @Remotable"); + } + return invoker; + } + } + + public void start() { + if (started) { + return; + } else { + started = true; + } + + if (getDistributedProvider() != null) { + distributedProvider.start(); + } + } + + public void stop() { + if (!started) { + return; + } else { + started = false; + } + + if (getDistributedProvider() != null) { + distributedProvider.stop(); + } + } + +} diff --git a/sca-java-1.x/branches/sca-java-1.2/modules/binding-sca/src/main/java/org/apache/tuscany/sca/binding/sca/impl/RuntimeSCAServiceBindingProvider.java b/sca-java-1.x/branches/sca-java-1.2/modules/binding-sca/src/main/java/org/apache/tuscany/sca/binding/sca/impl/RuntimeSCAServiceBindingProvider.java new file mode 100644 index 0000000000..e69c96ba2e --- /dev/null +++ b/sca-java-1.x/branches/sca-java-1.2/modules/binding-sca/src/main/java/org/apache/tuscany/sca/binding/sca/impl/RuntimeSCAServiceBindingProvider.java @@ -0,0 +1,166 @@ +/* + * 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.binding.sca.impl; + +import java.net.URI; + +import org.apache.tuscany.sca.assembly.SCABinding; +import org.apache.tuscany.sca.binding.sca.DistributedSCABinding; +import org.apache.tuscany.sca.core.ExtensionPointRegistry; +import org.apache.tuscany.sca.interfacedef.InterfaceContract; +import org.apache.tuscany.sca.node.NodeFactory; +import org.apache.tuscany.sca.provider.BindingProviderFactory; +import org.apache.tuscany.sca.provider.ProviderFactoryExtensionPoint; +import org.apache.tuscany.sca.provider.ServiceBindingProvider; +import org.apache.tuscany.sca.runtime.RuntimeComponent; +import org.apache.tuscany.sca.runtime.RuntimeComponentService; + +/** + * The sca service binding provider mediates between the twin requirements of + * local sca bindings and remote sca bindings. In the local case is does + * very little. When the sca binding model is set as being remote this binding will + * try and create a remote service endpoint for remote references to connect to + * + * @version $Rev$ $Date$ + */ +public class RuntimeSCAServiceBindingProvider implements ServiceBindingProvider { + + private NodeFactory nodeFactory; + private RuntimeComponentService service; + private BindingProviderFactory<DistributedSCABinding> distributedProviderFactory; + private ServiceBindingProvider distributedProvider; + private DistributedSCABinding distributedBinding; + + public RuntimeSCAServiceBindingProvider(ExtensionPointRegistry extensionPoints, + NodeFactory nodeFactory, + RuntimeComponent component, + RuntimeComponentService service, + SCABinding binding) { + this.nodeFactory = nodeFactory; + this.service = service; + // if there is potentially a wire to this service that crosses the node boundary + if (service.getInterfaceContract().getInterface().isRemotable()) { + + // look to see if a distributed SCA binding implementation has + // been included on the classpath. This will be needed by the + // provider itself to do it's thing + ProviderFactoryExtensionPoint factoryExtensionPoint = + extensionPoints.getExtensionPoint(ProviderFactoryExtensionPoint.class); + distributedProviderFactory = + (BindingProviderFactory<DistributedSCABinding>)factoryExtensionPoint + .getProviderFactory(DistributedSCABinding.class); + + // Check the things that will generally be required to set up a + // distributed sca domain reference provider. I.e. make sure that we have a + // - distributed implementation of the sca binding available + // - distributed domain in which to look for remote endpoints + // - remotable interface on the service + if (distributedProviderFactory != null) { + + URI serviceURI = null; + try { + serviceURI = new URI(binding.getURI()); + } catch(Exception ex) { + + } + + if (((this.nodeFactory != null) && (this.nodeFactory.getNode() != null)) || + ((serviceURI != null) &&(serviceURI.isAbsolute()))) { + if (!service.getInterfaceContract().getInterface().isRemotable()) { + throw new IllegalStateException("Reference interface not remoteable for component: "+ + component.getName() + + " and service: " + + service.getName()); + } + + // create a nested provider to handle the remote case + distributedBinding = new DistributedSCABindingImpl(); + distributedBinding.setSCABinging(binding); + + distributedProvider = + distributedProviderFactory.createServiceBindingProvider(component, service, distributedBinding); + + + } else { + /* do nothing at the moment as only apps using the node implementation + * will currently have the distributed domain set. + * + throw new IllegalStateException("No distributed domain available for component: "+ + component.getName() + + " and service: " + + service.getName()); + */ + } + } else { + /* do nothing at the moment as all services with remotable interfaces + * are marked as remote + throw new IllegalStateException("No distributed SCA binding available for component: "+ + component.getName() + + " and service: " + + service.getName()); + */ + } + } + } + + public InterfaceContract getBindingInterfaceContract() { + if (distributedProvider != null) { + return distributedProvider.getBindingInterfaceContract(); + } else { + if (service.getService() != null) { + return service.getService().getInterfaceContract(); + } else { + return service.getInterfaceContract(); + } + } + } + + public boolean supportsOneWayInvocation() { + return false; + } + + public void start() { + if (distributedProvider != null) { + distributedProvider.start(); + } + } + + public void stop() { + if (distributedProvider != null) { + distributedProvider.stop(); + } + + if (distributedBinding != null) { + // reset the binding URI to null so that if the composite containing the component + // with the service/binding is restarted the binding will have the correct URI set + SCABinding scaBinding = distributedBinding.getSCABinding(); + try { + URI tempURI = new URI(scaBinding.getURI()); + if (!tempURI.isAbsolute()){ + scaBinding.setURI(null); + } + } catch (Exception ex){ + scaBinding.setURI(null); + } + } + + } + +} diff --git a/sca-java-1.x/branches/sca-java-1.2/modules/binding-sca/src/main/java/org/apache/tuscany/sca/binding/sca/impl/SCABindingFactoryImpl.java b/sca-java-1.x/branches/sca-java-1.2/modules/binding-sca/src/main/java/org/apache/tuscany/sca/binding/sca/impl/SCABindingFactoryImpl.java new file mode 100644 index 0000000000..ea758823a9 --- /dev/null +++ b/sca-java-1.x/branches/sca-java-1.2/modules/binding-sca/src/main/java/org/apache/tuscany/sca/binding/sca/impl/SCABindingFactoryImpl.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.binding.sca.impl; + +import org.apache.tuscany.sca.assembly.SCABinding; +import org.apache.tuscany.sca.assembly.SCABindingFactory; + +/** + * A factory for the SCA binding model. + * + * @version $Rev$ $Date$ + */ +public class SCABindingFactoryImpl implements SCABindingFactory { + + public SCABindingFactoryImpl (){ + + } + + public SCABinding createSCABinding() { + return new SCABindingImpl(); + } + +} diff --git a/sca-java-1.x/branches/sca-java-1.2/modules/binding-sca/src/main/java/org/apache/tuscany/sca/binding/sca/impl/SCABindingImpl.java b/sca-java-1.x/branches/sca-java-1.2/modules/binding-sca/src/main/java/org/apache/tuscany/sca/binding/sca/impl/SCABindingImpl.java new file mode 100644 index 0000000000..03d05f4c9f --- /dev/null +++ b/sca-java-1.x/branches/sca-java-1.2/modules/binding-sca/src/main/java/org/apache/tuscany/sca/binding/sca/impl/SCABindingImpl.java @@ -0,0 +1,211 @@ +/* + * 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.binding.sca.impl; + +import java.util.ArrayList; +import java.util.List; + +import org.apache.tuscany.sca.assembly.Binding; +import org.apache.tuscany.sca.assembly.Component; +import org.apache.tuscany.sca.assembly.ComponentService; +import org.apache.tuscany.sca.assembly.Extensible; +import org.apache.tuscany.sca.assembly.OptimizableBinding; +import org.apache.tuscany.sca.assembly.SCABinding; +import org.apache.tuscany.sca.policy.Intent; +import org.apache.tuscany.sca.policy.IntentAttachPointType; +import org.apache.tuscany.sca.policy.PolicySet; +import org.apache.tuscany.sca.policy.PolicySetAttachPoint; + +/** + * The assembly mode object for an SCA binding. + * + * @version $Rev$ $Date$ + */ +public class SCABindingImpl implements SCABinding, Extensible, PolicySetAttachPoint, OptimizableBinding { + private String name; + private String uri; + private List<Object> extensions = new ArrayList<Object>(); + private List<Intent> requiredIntents = new ArrayList<Intent>(); + private List<PolicySet> policySets = new ArrayList<PolicySet>(); + private IntentAttachPointType intentAttachPointType; + + private Component targetComponent; + private ComponentService targetComponentService; + private Binding targetBinding; + private List<PolicySet> applicablePolicySets = new ArrayList<PolicySet>(); + + public List<PolicySet> getApplicablePolicySets() { + return applicablePolicySets; + } + + /** + * Constructs a new SCA binding. + */ + protected SCABindingImpl() { + } + + // SCA Binding operations + + /** + * Setters for the binding name. Defaults to the + * name of the service or reference with which the binding is + * associated + * + * @return the biniding name + */ + public String getName() { + return name; + } + + /** + * Setter for the binding name + * + * @param name the binding name + */ + public void setName(String name) { + this.name = name; + } + + /** + * Getters for the binding URI. The computed URI for the + * service that the reference is targetting or which the service represents + * depending on whether the biding is associated with a reference or + * service + * + * @return the binding uri + */ + public String getURI() { + return uri; + } + + /** + * Setter for the binding uri + * + * @param uri the binding uri + */ + public void setURI(String uri) { + this.uri = uri; + } + + /** + * Returns a list of extension objects contained in this model object. + * + * @return a list of extension objects container in this model object + */ + public List<Object> getExtensions() { + return extensions; + } + + /** + * Returns true if the model element is unresolved. + * + * @return true if the model element is unresolved. + */ + public boolean isUnresolved() { + if (targetComponentService == null){ + return true; + } else { + return targetComponentService.isUnresolved(); + } + } + + /** + * Sets whether the model element is unresolved. + * + * @param unresolved whether the model element is unresolved + */ + public void setUnresolved(boolean unresolved) { + } + + /** + * @see java.lang.Object#clone() + */ + @Override + public Object clone() throws CloneNotSupportedException { + return super.clone(); + } + + public List<PolicySet> getPolicySets() { + return policySets; + } + + public List<Intent> getRequiredIntents() { + return requiredIntents; + } + + public IntentAttachPointType getType() { + return intentAttachPointType; + } + + public void setType(IntentAttachPointType intentAttachPointType) { + this.intentAttachPointType = intentAttachPointType; + } + + // Wireable binding operations + + /** + * @return the targetComponent + */ + public Component getTargetComponent() { + return targetComponent; + } + + /** + * @param targetComponent the targetComponent to set + */ + public void setTargetComponent(Component targetComponent) { + this.targetComponent = targetComponent; + } + + /** + * @return the targetComponentService + */ + public ComponentService getTargetComponentService() { + return targetComponentService; + } + + /** + * @param targetComponentService the targetComponentService to set + */ + public void setTargetComponentService(ComponentService targetComponentService) { + this.targetComponentService = targetComponentService; + } + + /** + * @return the targetBinding + */ + public Binding getTargetBinding() { + return targetBinding; + } + + /** + * @param targetBinding the targetBinding to set + */ + public void setTargetBinding(Binding targetBinding) { + this.targetBinding = targetBinding; + } + + public void setPolicySets(List<PolicySet> policySets) { + this.policySets = policySets; + } + + public void setRequiredIntents(List<Intent> intents) { + this.requiredIntents = intents; + } +} diff --git a/sca-java-1.x/branches/sca-java-1.2/modules/binding-sca/src/main/java/org/apache/tuscany/sca/binding/sca/impl/SCABindingInvoker.java b/sca-java-1.x/branches/sca-java-1.2/modules/binding-sca/src/main/java/org/apache/tuscany/sca/binding/sca/impl/SCABindingInvoker.java new file mode 100644 index 0000000000..52c0f64fe5 --- /dev/null +++ b/sca-java-1.x/branches/sca-java-1.2/modules/binding-sca/src/main/java/org/apache/tuscany/sca/binding/sca/impl/SCABindingInvoker.java @@ -0,0 +1,71 @@ +/* + * 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.binding.sca.impl; + +import org.apache.tuscany.sca.invocation.Interceptor; +import org.apache.tuscany.sca.invocation.InvocationChain; +import org.apache.tuscany.sca.invocation.Invoker; +import org.apache.tuscany.sca.invocation.Message; +import org.apache.tuscany.sca.invocation.DataExchangeSemantics; + +/** + * @version $Rev$ $Date$ + */ +public class SCABindingInvoker implements Interceptor, DataExchangeSemantics { + private InvocationChain chain; + + /** + * Construct a SCABindingInvoker that delegates to the service invocaiton chain + * @param chain + */ + public SCABindingInvoker(InvocationChain chain) { + super(); + this.chain = chain; + } + + /** + * @see org.apache.tuscany.sca.invocation.Interceptor#getNext() + */ + public Invoker getNext() { + return chain.getHeadInvoker(); + } + + /** + * @see org.apache.tuscany.sca.invocation.Interceptor#setNext(org.apache.tuscany.sca.invocation.Invoker) + */ + public void setNext(Invoker next) { + // NOOP + } + + /** + * @see org.apache.tuscany.sca.invocation.Invoker#invoke(org.apache.tuscany.sca.invocation.Message) + */ + public Message invoke(Message msg) { + return getNext().invoke(msg); + } + + /** + * @see org.apache.tuscany.sca.invocation.DataExchangeSemantics#allowsPassByReference() + */ + public boolean allowsPassByReference() { + return chain.allowsPassByReference(); + } + +} diff --git a/sca-java-1.x/branches/sca-java-1.2/modules/binding-sca/src/main/resources/META-INF/services/org.apache.tuscany.sca.assembly.SCABindingFactory b/sca-java-1.x/branches/sca-java-1.2/modules/binding-sca/src/main/resources/META-INF/services/org.apache.tuscany.sca.assembly.SCABindingFactory new file mode 100644 index 0000000000..4efa03a933 --- /dev/null +++ b/sca-java-1.x/branches/sca-java-1.2/modules/binding-sca/src/main/resources/META-INF/services/org.apache.tuscany.sca.assembly.SCABindingFactory @@ -0,0 +1,18 @@ +# 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.
+
+org.apache.tuscany.sca.binding.sca.impl.SCABindingFactoryImpl
diff --git a/sca-java-1.x/branches/sca-java-1.2/modules/binding-sca/src/main/resources/META-INF/services/org.apache.tuscany.sca.definitions.SCADefinitionsProvider b/sca-java-1.x/branches/sca-java-1.2/modules/binding-sca/src/main/resources/META-INF/services/org.apache.tuscany.sca.definitions.SCADefinitionsProvider new file mode 100644 index 0000000000..22c9a64b05 --- /dev/null +++ b/sca-java-1.x/branches/sca-java-1.2/modules/binding-sca/src/main/resources/META-INF/services/org.apache.tuscany.sca.definitions.SCADefinitionsProvider @@ -0,0 +1,19 @@ +# 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. + +# Implementation class for SCA Definitions Providers +org.apache.tuscany.sca.binding.sca.SCABindingDefinitionsProvider
\ No newline at end of file diff --git a/sca-java-1.x/branches/sca-java-1.2/modules/binding-sca/src/main/resources/META-INF/services/org.apache.tuscany.sca.provider.BindingProviderFactory b/sca-java-1.x/branches/sca-java-1.2/modules/binding-sca/src/main/resources/META-INF/services/org.apache.tuscany.sca.provider.BindingProviderFactory new file mode 100644 index 0000000000..5c6b8e21fc --- /dev/null +++ b/sca-java-1.x/branches/sca-java-1.2/modules/binding-sca/src/main/resources/META-INF/services/org.apache.tuscany.sca.provider.BindingProviderFactory @@ -0,0 +1,19 @@ +# 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.
+
+# Implementation class for the binding extension
+org.apache.tuscany.sca.binding.sca.impl.RuntimeSCABindingProviderFactory;model=org.apache.tuscany.sca.assembly.SCABinding
diff --git a/sca-java-1.x/branches/sca-java-1.2/modules/binding-sca/src/main/resources/org/apache/tuscany/sca/binding/sca/definitions.xml b/sca-java-1.x/branches/sca-java-1.2/modules/binding-sca/src/main/resources/org/apache/tuscany/sca/binding/sca/definitions.xml new file mode 100644 index 0000000000..8bac9e01c9 --- /dev/null +++ b/sca-java-1.x/branches/sca-java-1.2/modules/binding-sca/src/main/resources/org/apache/tuscany/sca/binding/sca/definitions.xml @@ -0,0 +1,26 @@ +<?xml version="1.0" encoding="ASCII"?> +<!-- + * 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. +--> +<sca:definitions xmlns="http://www.osoa.org/xmlns/sca/1.0" + targetNamespace="http://www.osoa.org/xmlns/sca/1.0" + xmlns:sca="http://www.osoa.org/xmlns/sca/1.0" + xmlns:tuscany="http://tuscany.apache.org/xmlns/sca/1.0"> + + <sca:bindingType type="sca:binding.sca" mayProvide="" alwaysProvides=""/> + </sca:definitions>
\ No newline at end of file |