From 4537071c7caf6b151c6984fad1e11dbf698f50b0 Mon Sep 17 00:00:00 2001 From: antelder Date: Fri, 30 Oct 2009 08:29:42 +0000 Subject: Create 2.0-M4 release branch git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@831226 13f79535-47bb-0310-9956-ffa450edef68 --- .../binding/sca/provider/RemoteBindingHelper.java | 43 ++++ .../sca/provider/RuntimeSCABindingProvider.java | 61 ++++++ .../provider/RuntimeSCABindingProviderFactory.java | 59 +++++ .../RuntimeSCAReferenceBindingProvider.java | 240 +++++++++++++++++++++ .../provider/RuntimeSCAServiceBindingProvider.java | 144 +++++++++++++ .../binding/sca/provider/SCABindingInvoker.java | 72 +++++++ ....apache.tuscany.sca.definitions.xml.Definitions | 17 ++ ...che.tuscany.sca.provider.BindingProviderFactory | 20 ++ .../apache/tuscany/sca/binding/sca/definitions.xml | 26 +++ 9 files changed, 682 insertions(+) create mode 100644 branches/sca-java-2.0-M4/modules/binding-sca-runtime/src/main/java/org/apache/tuscany/sca/binding/sca/provider/RemoteBindingHelper.java create mode 100644 branches/sca-java-2.0-M4/modules/binding-sca-runtime/src/main/java/org/apache/tuscany/sca/binding/sca/provider/RuntimeSCABindingProvider.java create mode 100644 branches/sca-java-2.0-M4/modules/binding-sca-runtime/src/main/java/org/apache/tuscany/sca/binding/sca/provider/RuntimeSCABindingProviderFactory.java create mode 100644 branches/sca-java-2.0-M4/modules/binding-sca-runtime/src/main/java/org/apache/tuscany/sca/binding/sca/provider/RuntimeSCAReferenceBindingProvider.java create mode 100644 branches/sca-java-2.0-M4/modules/binding-sca-runtime/src/main/java/org/apache/tuscany/sca/binding/sca/provider/RuntimeSCAServiceBindingProvider.java create mode 100644 branches/sca-java-2.0-M4/modules/binding-sca-runtime/src/main/java/org/apache/tuscany/sca/binding/sca/provider/SCABindingInvoker.java create mode 100644 branches/sca-java-2.0-M4/modules/binding-sca-runtime/src/main/resources/META-INF/services/org.apache.tuscany.sca.definitions.xml.Definitions create mode 100644 branches/sca-java-2.0-M4/modules/binding-sca-runtime/src/main/resources/META-INF/services/org.apache.tuscany.sca.provider.BindingProviderFactory create mode 100644 branches/sca-java-2.0-M4/modules/binding-sca-runtime/src/main/resources/org/apache/tuscany/sca/binding/sca/definitions.xml (limited to 'branches/sca-java-2.0-M4/modules/binding-sca-runtime/src/main') diff --git a/branches/sca-java-2.0-M4/modules/binding-sca-runtime/src/main/java/org/apache/tuscany/sca/binding/sca/provider/RemoteBindingHelper.java b/branches/sca-java-2.0-M4/modules/binding-sca-runtime/src/main/java/org/apache/tuscany/sca/binding/sca/provider/RemoteBindingHelper.java new file mode 100644 index 0000000000..331f152b50 --- /dev/null +++ b/branches/sca-java-2.0-M4/modules/binding-sca-runtime/src/main/java/org/apache/tuscany/sca/binding/sca/provider/RemoteBindingHelper.java @@ -0,0 +1,43 @@ +/* + * 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.provider; + +/** + * TODO: TUSCANY-2578, implement a pluggable mechanism so sca binding impls can + * add their own code to the decision on whether or not to use + * the remote binding provider. + */ +public class RemoteBindingHelper { + + private static boolean alwaysRemote; + static { + try { + Class.forName("org.apache.tuscany.sca.binding.sca.jms.JMSSCABindingProviderFactory"); + alwaysRemote = true; + } catch (ClassNotFoundException e) { + alwaysRemote = false; + } + } + + public static boolean isTargetRemote() { + return alwaysRemote; + } + +} diff --git a/branches/sca-java-2.0-M4/modules/binding-sca-runtime/src/main/java/org/apache/tuscany/sca/binding/sca/provider/RuntimeSCABindingProvider.java b/branches/sca-java-2.0-M4/modules/binding-sca-runtime/src/main/java/org/apache/tuscany/sca/binding/sca/provider/RuntimeSCABindingProvider.java new file mode 100644 index 0000000000..c4daa7c727 --- /dev/null +++ b/branches/sca-java-2.0-M4/modules/binding-sca-runtime/src/main/java/org/apache/tuscany/sca/binding/sca/provider/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.provider; + +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/branches/sca-java-2.0-M4/modules/binding-sca-runtime/src/main/java/org/apache/tuscany/sca/binding/sca/provider/RuntimeSCABindingProviderFactory.java b/branches/sca-java-2.0-M4/modules/binding-sca-runtime/src/main/java/org/apache/tuscany/sca/binding/sca/provider/RuntimeSCABindingProviderFactory.java new file mode 100644 index 0000000000..110d15a1cf --- /dev/null +++ b/branches/sca-java-2.0-M4/modules/binding-sca-runtime/src/main/java/org/apache/tuscany/sca/binding/sca/provider/RuntimeSCABindingProviderFactory.java @@ -0,0 +1,59 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + */ + +package org.apache.tuscany.sca.binding.sca.provider; + +import org.apache.tuscany.sca.assembly.Endpoint; +import org.apache.tuscany.sca.assembly.EndpointReference; +import org.apache.tuscany.sca.assembly.SCABinding; +import org.apache.tuscany.sca.core.ExtensionPointRegistry; +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 { + + private ExtensionPointRegistry extensionPoints; + + public RuntimeSCABindingProviderFactory(ExtensionPointRegistry extensionPoints) { + this.extensionPoints = extensionPoints; + + } + + public ReferenceBindingProvider createReferenceBindingProvider(EndpointReference endpointReference) { + + return new RuntimeSCAReferenceBindingProvider(extensionPoints, endpointReference); + } + + public ServiceBindingProvider createServiceBindingProvider(Endpoint endpoint) { + return new RuntimeSCAServiceBindingProvider(extensionPoints, endpoint); + } + + public Class getModelType() { + return SCABinding.class; + } +} diff --git a/branches/sca-java-2.0-M4/modules/binding-sca-runtime/src/main/java/org/apache/tuscany/sca/binding/sca/provider/RuntimeSCAReferenceBindingProvider.java b/branches/sca-java-2.0-M4/modules/binding-sca-runtime/src/main/java/org/apache/tuscany/sca/binding/sca/provider/RuntimeSCAReferenceBindingProvider.java new file mode 100644 index 0000000000..2679b88dd1 --- /dev/null +++ b/branches/sca-java-2.0-M4/modules/binding-sca-runtime/src/main/java/org/apache/tuscany/sca/binding/sca/provider/RuntimeSCAReferenceBindingProvider.java @@ -0,0 +1,240 @@ +/* + * 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.provider; + +import java.net.URI; +import java.util.logging.Logger; + +import org.apache.tuscany.sca.assembly.DistributedSCABinding; +import org.apache.tuscany.sca.assembly.Endpoint; +import org.apache.tuscany.sca.assembly.EndpointReference; +import org.apache.tuscany.sca.assembly.OptimizableBinding; +import org.apache.tuscany.sca.assembly.SCABinding; +import org.apache.tuscany.sca.assembly.SCABindingFactory; +import org.apache.tuscany.sca.core.ExtensionPointRegistry; +import org.apache.tuscany.sca.core.FactoryExtensionPoint; +import org.apache.tuscany.sca.interfacedef.InterfaceContract; +import org.apache.tuscany.sca.interfacedef.Operation; +import org.apache.tuscany.sca.invocation.InvocationChain; +import org.apache.tuscany.sca.invocation.Invoker; +import org.apache.tuscany.sca.provider.BindingProviderFactory; +import org.apache.tuscany.sca.provider.ProviderFactoryExtensionPoint; +import org.apache.tuscany.sca.provider.ReferenceBindingProvider; +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.oasisopen.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 static final Logger logger = Logger.getLogger(RuntimeSCAReferenceBindingProvider.class.getName()); + + private EndpointReference endpointReference; + private RuntimeComponent component; + private RuntimeComponentReference reference; + private SCABinding binding; + private boolean started = false; + + private BindingProviderFactory distributedProviderFactory = null; + private ReferenceBindingProvider distributedProvider = null; + private SCABindingFactory scaBindingFactory; + + public RuntimeSCAReferenceBindingProvider(ExtensionPointRegistry extensionPoints, + EndpointReference endpointReference) { + this.endpointReference = endpointReference; + this.component = (RuntimeComponent)endpointReference.getComponent(); + this.reference = (RuntimeComponentReference)endpointReference.getReference(); + this.binding = (SCABinding)endpointReference.getBinding(); + this.scaBindingFactory = + extensionPoints.getExtensionPoint(FactoryExtensionPoint.class).getFactory(SCABindingFactory.class); + + // 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)factoryExtensionPoint + .getProviderFactory(DistributedSCABinding.class); + + } + + public boolean isTargetRemote() { + boolean targetIsRemote = false; + + // The decision is based on the results of the wiring process in the assembly model + // and there are three possibilities + // 1 - target service is running in a separate node in a separate JVM + // 2 - target service is running in a separate node in the same JVM + // 3 - target service is running in the same node + + // TODO - EPR - the method needs to be able to indicate the three cases + + + if (RemoteBindingHelper.isTargetRemote()) { + // TODO - EPR - what is this RemoteBindingHelper for? + if (reference.getInterfaceContract() != null) { + targetIsRemote = reference.getInterfaceContract().getInterface().isRemotable(); + } else { + targetIsRemote = true; + } + } if ( (endpointReference.isRemote()) && + (endpointReference.getTargetEndpoint().isRemote())){ + // case 1 + targetIsRemote = true; + } else if (endpointReference.isRemote()) { + // case 2 + targetIsRemote = false; + } else { + // case 3 + 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() != null && !reference.getInterfaceContract().getInterface().isRemotable()) { + throw new IllegalStateException("Reference interface not remotable 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()); + } + + // create the remote provider + DistributedSCABinding distributedBinding = scaBindingFactory.createDistributedSCABinding(); + distributedBinding.setSCABinding(binding); + + // create a copy of the endpoint reference and change the binding + EndpointReference epr = null; + try { + epr = (EndpointReference)endpointReference.clone(); + } catch (Exception ex) { + // we know we can clone endpoint references + } + epr.setBinding(distributedBinding); + + distributedProvider = + distributedProviderFactory.createReferenceBindingProvider(epr); + } + } + + 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; + } + } + + private Invoker getInvoker(RuntimeWire wire, Operation operation) { + Endpoint target = wire.getEndpoint(); + if (target != null) { + RuntimeComponentService service = (RuntimeComponentService)target.getService(); + if (service != null) { // not a callback wire + SCABinding scaBinding = service.getBinding(SCABinding.class); + InvocationChain chain = + service.getInvocationChain(scaBinding, wire.getEndpointReference().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("Unable to create SCA binding invoker for local target " + component.getName() + + " reference " + + reference.getName() + + " (bindingURI=" + + binding.getURI() + + " operation=" + + operation.getName() + + ")" ); + } + 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/branches/sca-java-2.0-M4/modules/binding-sca-runtime/src/main/java/org/apache/tuscany/sca/binding/sca/provider/RuntimeSCAServiceBindingProvider.java b/branches/sca-java-2.0-M4/modules/binding-sca-runtime/src/main/java/org/apache/tuscany/sca/binding/sca/provider/RuntimeSCAServiceBindingProvider.java new file mode 100644 index 0000000000..de21974095 --- /dev/null +++ b/branches/sca-java-2.0-M4/modules/binding-sca-runtime/src/main/java/org/apache/tuscany/sca/binding/sca/provider/RuntimeSCAServiceBindingProvider.java @@ -0,0 +1,144 @@ +/* + * 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.provider; + +import java.net.URI; + +import org.apache.tuscany.sca.assembly.DistributedSCABinding; +import org.apache.tuscany.sca.assembly.Endpoint; +import org.apache.tuscany.sca.assembly.EndpointReference; +import org.apache.tuscany.sca.assembly.SCABinding; +import org.apache.tuscany.sca.assembly.SCABindingFactory; +import org.apache.tuscany.sca.core.ExtensionPointRegistry; +import org.apache.tuscany.sca.core.FactoryExtensionPoint; +import org.apache.tuscany.sca.interfacedef.InterfaceContract; +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 RuntimeComponent component; + private RuntimeComponentService service; + private SCABinding binding; + + + private BindingProviderFactory distributedProviderFactory; + private ServiceBindingProvider distributedProvider; + private DistributedSCABinding distributedBinding; + + + public RuntimeSCAServiceBindingProvider(ExtensionPointRegistry extensionPoints, + Endpoint endpoint) { + this.component = (RuntimeComponent)endpoint.getComponent(); + this.service = (RuntimeComponentService)endpoint.getService(); + this.binding = (SCABinding)endpoint.getBinding(); + + // if there is potentially a wire to this service that crosses the node boundary + // then we need to create a remote endpoint + 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)factoryExtensionPoint + .getProviderFactory(DistributedSCABinding.class); + + if (distributedProviderFactory != null) { + + SCABindingFactory scaBindingFactory = + extensionPoints.getExtensionPoint(FactoryExtensionPoint.class).getFactory(SCABindingFactory.class); + + // create a nested provider to handle the remote case + distributedBinding = scaBindingFactory.createDistributedSCABinding(); + distributedBinding.setSCABinding(binding); + + // create a copy of the endpoint and change the binding + Endpoint ep = null; + try { + ep = (Endpoint)endpoint.clone(); + } catch (Exception ex) { + // we know we can clone endpoint + } + ep.setBinding(distributedBinding); + + distributedProvider = + distributedProviderFactory.createServiceBindingProvider(ep); + } + } + } + + 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/branches/sca-java-2.0-M4/modules/binding-sca-runtime/src/main/java/org/apache/tuscany/sca/binding/sca/provider/SCABindingInvoker.java b/branches/sca-java-2.0-M4/modules/binding-sca-runtime/src/main/java/org/apache/tuscany/sca/binding/sca/provider/SCABindingInvoker.java new file mode 100644 index 0000000000..4dee1b8601 --- /dev/null +++ b/branches/sca-java-2.0-M4/modules/binding-sca-runtime/src/main/java/org/apache/tuscany/sca/binding/sca/provider/SCABindingInvoker.java @@ -0,0 +1,72 @@ +/* + * 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.provider; + +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 false; +// return chain.allowsPassByReference(); + } + +} diff --git a/branches/sca-java-2.0-M4/modules/binding-sca-runtime/src/main/resources/META-INF/services/org.apache.tuscany.sca.definitions.xml.Definitions b/branches/sca-java-2.0-M4/modules/binding-sca-runtime/src/main/resources/META-INF/services/org.apache.tuscany.sca.definitions.xml.Definitions new file mode 100644 index 0000000000..151c00eec8 --- /dev/null +++ b/branches/sca-java-2.0-M4/modules/binding-sca-runtime/src/main/resources/META-INF/services/org.apache.tuscany.sca.definitions.xml.Definitions @@ -0,0 +1,17 @@ +# 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/definitions.xml diff --git a/branches/sca-java-2.0-M4/modules/binding-sca-runtime/src/main/resources/META-INF/services/org.apache.tuscany.sca.provider.BindingProviderFactory b/branches/sca-java-2.0-M4/modules/binding-sca-runtime/src/main/resources/META-INF/services/org.apache.tuscany.sca.provider.BindingProviderFactory new file mode 100644 index 0000000000..86e3d1e829 --- /dev/null +++ b/branches/sca-java-2.0-M4/modules/binding-sca-runtime/src/main/resources/META-INF/services/org.apache.tuscany.sca.provider.BindingProviderFactory @@ -0,0 +1,20 @@ +# 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.provider.RuntimeSCABindingProviderFactory;model=org.apache.tuscany.sca.assembly.SCABinding + diff --git a/branches/sca-java-2.0-M4/modules/binding-sca-runtime/src/main/resources/org/apache/tuscany/sca/binding/sca/definitions.xml b/branches/sca-java-2.0-M4/modules/binding-sca-runtime/src/main/resources/org/apache/tuscany/sca/binding/sca/definitions.xml new file mode 100644 index 0000000000..c00df2ef35 --- /dev/null +++ b/branches/sca-java-2.0-M4/modules/binding-sca-runtime/src/main/resources/org/apache/tuscany/sca/binding/sca/definitions.xml @@ -0,0 +1,26 @@ + + + + + + \ No newline at end of file -- cgit v1.2.3