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-rw-r--r--sandbox/sebastien/java/dynamic/modules/binding-sca-runtime/src/main/java/org/apache/tuscany/sca/binding/sca/provider/DefaultSCABindingMapper.java220
-rw-r--r--sandbox/sebastien/java/dynamic/modules/binding-sca-runtime/src/main/java/org/apache/tuscany/sca/binding/sca/provider/DelegatingSCAReferenceBindingProvider.java69
-rw-r--r--sandbox/sebastien/java/dynamic/modules/binding-sca-runtime/src/main/java/org/apache/tuscany/sca/binding/sca/provider/DelegatingSCAServiceBindingProvider.java82
-rw-r--r--sandbox/sebastien/java/dynamic/modules/binding-sca-runtime/src/main/java/org/apache/tuscany/sca/binding/sca/provider/RemoteBindingHelper.java43
-rw-r--r--sandbox/sebastien/java/dynamic/modules/binding-sca-runtime/src/main/java/org/apache/tuscany/sca/binding/sca/provider/RuntimeSCABindingProviderFactory.java56
-rw-r--r--sandbox/sebastien/java/dynamic/modules/binding-sca-runtime/src/main/java/org/apache/tuscany/sca/binding/sca/provider/RuntimeSCAReferenceBindingProvider.java215
-rw-r--r--sandbox/sebastien/java/dynamic/modules/binding-sca-runtime/src/main/java/org/apache/tuscany/sca/binding/sca/provider/RuntimeSCAServiceBindingProvider.java101
-rw-r--r--sandbox/sebastien/java/dynamic/modules/binding-sca-runtime/src/main/java/org/apache/tuscany/sca/binding/sca/provider/SCABindingInvoker.java91
-rw-r--r--sandbox/sebastien/java/dynamic/modules/binding-sca-runtime/src/main/java/org/apache/tuscany/sca/binding/sca/provider/SCABindingMapper.java50
9 files changed, 927 insertions, 0 deletions
diff --git a/sandbox/sebastien/java/dynamic/modules/binding-sca-runtime/src/main/java/org/apache/tuscany/sca/binding/sca/provider/DefaultSCABindingMapper.java b/sandbox/sebastien/java/dynamic/modules/binding-sca-runtime/src/main/java/org/apache/tuscany/sca/binding/sca/provider/DefaultSCABindingMapper.java
new file mode 100644
index 0000000000..4105c74efc
--- /dev/null
+++ b/sandbox/sebastien/java/dynamic/modules/binding-sca-runtime/src/main/java/org/apache/tuscany/sca/binding/sca/provider/DefaultSCABindingMapper.java
@@ -0,0 +1,220 @@
+/*
+ * 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.io.StringReader;
+import java.util.Arrays;
+import java.util.List;
+import java.util.Map;
+import java.util.logging.Logger;
+
+import javax.xml.namespace.QName;
+import javax.xml.stream.XMLStreamException;
+import javax.xml.stream.XMLStreamReader;
+
+import org.apache.tuscany.sca.assembly.Base;
+import org.apache.tuscany.sca.assembly.Binding;
+import org.apache.tuscany.sca.assembly.builder.BindingBuilder;
+import org.apache.tuscany.sca.assembly.builder.BuilderContext;
+import org.apache.tuscany.sca.assembly.builder.BuilderExtensionPoint;
+import org.apache.tuscany.sca.common.xml.stax.StAXHelper;
+import org.apache.tuscany.sca.contribution.processor.ContributionReadException;
+import org.apache.tuscany.sca.contribution.processor.ProcessorContext;
+import org.apache.tuscany.sca.contribution.processor.StAXArtifactProcessor;
+import org.apache.tuscany.sca.contribution.processor.StAXArtifactProcessorExtensionPoint;
+import org.apache.tuscany.sca.core.ExtensionPointRegistry;
+import org.apache.tuscany.sca.extensibility.ServiceDeclarationParser;
+import org.apache.tuscany.sca.policy.PolicySubject;
+import org.apache.tuscany.sca.provider.ProviderFactory;
+import org.apache.tuscany.sca.provider.ProviderFactoryExtensionPoint;
+import org.apache.tuscany.sca.runtime.DomainRegistryFactory;
+import org.apache.tuscany.sca.runtime.DomainRegistryFactoryExtensionPoint;
+import org.apache.tuscany.sca.runtime.RuntimeEndpoint;
+import org.apache.tuscany.sca.runtime.RuntimeEndpointReference;
+import org.oasisopen.sca.ServiceRuntimeException;
+
+/**
+ * Default implementation of SCABindingMapper
+ */
+public class DefaultSCABindingMapper implements SCABindingMapper {
+ private final static Logger logger = Logger.getLogger(DefaultSCABindingMapper.class.getName());
+ protected ExtensionPointRegistry registry;
+ protected ProviderFactoryExtensionPoint providerFactories;
+ protected StAXArtifactProcessor processor;
+ protected BindingBuilder builder;
+ protected QName mappedBinding;
+ private Binding bindingTemplate;
+ private boolean remotable;
+
+ public DefaultSCABindingMapper(ExtensionPointRegistry registry, Map<String, String> attributes) {
+ this.registry = registry;
+ if (attributes != null) {
+ String qname = attributes.get("mappedBinding");
+ if (qname != null) {
+ mappedBinding = ServiceDeclarationParser.getQName(qname);
+ }
+ }
+ if (mappedBinding == null) {
+ String qname =
+ System.getProperty("org.apache.tuscany.sca.binding.sca.provider.SCABindingMapper.mappedBinding");
+ if (qname != null) {
+ mappedBinding = ServiceDeclarationParser.getQName(qname);
+ } else {
+ // By default, mapping to binding.ws or if thats not available then binding.rmi
+ mappedBinding = new QName(Base.SCA11_TUSCANY_NS, "binding.hazelcast");
+ if (registry.getExtensionPoint(StAXArtifactProcessorExtensionPoint.class).getProcessor(mappedBinding) == null) {
+ mappedBinding = new QName(Base.SCA11_NS, "binding.ws");
+ if (registry.getExtensionPoint(StAXArtifactProcessorExtensionPoint.class).getProcessor(mappedBinding) == null) {
+ mappedBinding = new QName(Base.SCA11_TUSCANY_NS, "binding.rmi");
+ }
+ }
+ }
+ }
+
+ providerFactories = registry.getExtensionPoint(ProviderFactoryExtensionPoint.class);
+ StAXArtifactProcessorExtensionPoint processors =
+ registry.getExtensionPoint(StAXArtifactProcessorExtensionPoint.class);
+ processor = processors.getProcessor(mappedBinding);
+ if (processor == null) {
+ logger.warning("Mapped binding for binding.sca is not supported: " + mappedBinding);
+ }
+
+ try {
+ if (processor != null) {
+ bindingTemplate = createDelegatingBinding();
+ ProviderFactory providerFactory = providerFactories.getProviderFactory(bindingTemplate.getClass());
+ if (providerFactory == null) {
+ logger.warning("Mapped binding for binding.sca is not supported: " + mappedBinding);
+ processor = null;
+ }
+ }
+ } catch (Throwable e) {
+ throw new ServiceRuntimeException(e);
+ }
+ BuilderExtensionPoint builders = registry.getExtensionPoint(BuilderExtensionPoint.class);
+ builder = builders.getBindingBuilder(mappedBinding);
+ remotable = isDistributed() && processor != null;
+ }
+
+ // FIXME: [rfeng] This is a HACK to check if we should make binding.sca remotable
+ // by checking if we have distributed domain registry present
+ private boolean isDistributed() {
+ DomainRegistryFactoryExtensionPoint factories =
+ registry.getExtensionPoint(DomainRegistryFactoryExtensionPoint.class);
+ List<DomainRegistryFactory> list = factories.getDomainRegistryFactories();
+ if (list.size() == 1) {
+ String[] schemes = list.get(0).getSupportedSchemes();
+ if (Arrays.asList(schemes).contains("local")) {
+ return false;
+ }
+ }
+ return true;
+ }
+
+ public RuntimeEndpoint map(RuntimeEndpoint endpoint) {
+ if (processor == null) {
+ return null;
+ }
+ // create a copy of the endpoint but with the web service binding in
+ RuntimeEndpoint ep = null;
+ try {
+ ep = (RuntimeEndpoint)endpoint.clone();
+ } catch (Exception ex) {
+ // we know we can clone endpoint references
+ }
+
+ Binding binding = map(endpoint.getBinding());
+ ep.setBinding(binding);
+ if (builder != null) {
+ builder.build(ep.getComponent(), ep.getService(), binding, new BuilderContext(registry), false);
+ }
+ return ep;
+ }
+
+ public RuntimeEndpointReference map(RuntimeEndpointReference endpointReference) {
+ if (processor == null) {
+ return null;
+ }
+ // create a copy of the endpoint but with the web service binding in
+ RuntimeEndpointReference epr = null;
+ try {
+ epr = (RuntimeEndpointReference)endpointReference.clone();
+ } catch (Exception ex) {
+ // we know we can clone endpoint references
+ }
+
+ Binding binding = map(endpointReference.getBinding());
+ epr.setBinding(binding);
+
+ // epr.setTargetEndpoint(map((RuntimeEndpoint)epr.getTargetEndpoint()));
+
+ if (builder != null) {
+ builder.build(epr.getComponent(), epr.getReference(), binding, new BuilderContext(registry), false);
+ }
+
+ return epr;
+ }
+
+ protected Binding map(Binding scaBinding) {
+ try {
+ Binding binding = createDelegatingBinding();
+ binding.setName(scaBinding.getName());
+ binding.setURI(scaBinding.getURI());
+ binding.setOperationSelector(scaBinding.getOperationSelector());
+ binding.setRequestWireFormat(scaBinding.getRequestWireFormat());
+ binding.setResponseWireFormat(scaBinding.getResponseWireFormat());
+ if (binding instanceof PolicySubject && scaBinding instanceof PolicySubject) {
+ PolicySubject subject1 = (PolicySubject)binding;
+ PolicySubject subject2 = (PolicySubject)scaBinding;
+ subject1.getPolicySets().addAll(subject2.getPolicySets());
+ subject1.getRequiredIntents().addAll(subject2.getRequiredIntents());
+ }
+ return binding;
+ } catch (Throwable e) {
+ throw new ServiceRuntimeException(e);
+ }
+
+ }
+
+ private Binding createDelegatingBinding() throws XMLStreamException, ContributionReadException {
+ if (bindingTemplate != null) {
+ try {
+ return (Binding)bindingTemplate.clone();
+ } catch (CloneNotSupportedException e) {
+ // Ignore
+ }
+ }
+ // This is a hack to create an instance of the binding using the XML QName
+ StringBuffer xml = new StringBuffer();
+ xml.append("<").append(mappedBinding.getLocalPart()).append(" xmlns:b=\"").append(mappedBinding
+ .getNamespaceURI()).append("\"/>");
+
+ StAXHelper staxHelper = StAXHelper.getInstance(registry);
+ XMLStreamReader reader = staxHelper.createXMLStreamReader(new StringReader(xml.toString()));
+ reader.nextTag();
+ Binding binding = (Binding)processor.read(reader, new ProcessorContext(registry));
+ return binding;
+ }
+
+ public boolean isRemotable() {
+ return remotable;
+ }
+
+}
diff --git a/sandbox/sebastien/java/dynamic/modules/binding-sca-runtime/src/main/java/org/apache/tuscany/sca/binding/sca/provider/DelegatingSCAReferenceBindingProvider.java b/sandbox/sebastien/java/dynamic/modules/binding-sca-runtime/src/main/java/org/apache/tuscany/sca/binding/sca/provider/DelegatingSCAReferenceBindingProvider.java
new file mode 100644
index 0000000000..a8fec07f5c
--- /dev/null
+++ b/sandbox/sebastien/java/dynamic/modules/binding-sca-runtime/src/main/java/org/apache/tuscany/sca/binding/sca/provider/DelegatingSCAReferenceBindingProvider.java
@@ -0,0 +1,69 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.apache.tuscany.sca.binding.sca.provider;
+
+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.EndpointReferenceProvider;
+import org.apache.tuscany.sca.provider.ReferenceBindingProvider;
+import org.apache.tuscany.sca.runtime.RuntimeEndpointReference;
+
+/**
+ * The reference binding provider for the remote sca binding implementation.
+ */
+public class DelegatingSCAReferenceBindingProvider implements EndpointReferenceProvider {
+
+ private ReferenceBindingProvider provider;
+
+ public DelegatingSCAReferenceBindingProvider(RuntimeEndpointReference endpointReference,
+ SCABindingMapper mapper) {
+ RuntimeEndpointReference epr = mapper.map(endpointReference);
+ if (epr != null) {
+ provider = epr.getBindingProvider();
+ }
+ }
+
+ public InterfaceContract getBindingInterfaceContract() {
+ return provider.getBindingInterfaceContract();
+ }
+
+ public boolean supportsOneWayInvocation() {
+ return provider.supportsOneWayInvocation();
+ }
+
+ public Invoker createInvoker(Operation operation) {
+ return provider.createInvoker(operation);
+ }
+
+ public void start() {
+ provider.start();
+ }
+
+ public void stop() {
+ provider.stop();
+ }
+
+ public void configure() {
+ if (provider instanceof EndpointReferenceProvider) {
+ ((EndpointReferenceProvider)provider).configure();
+ }
+ }
+}
diff --git a/sandbox/sebastien/java/dynamic/modules/binding-sca-runtime/src/main/java/org/apache/tuscany/sca/binding/sca/provider/DelegatingSCAServiceBindingProvider.java b/sandbox/sebastien/java/dynamic/modules/binding-sca-runtime/src/main/java/org/apache/tuscany/sca/binding/sca/provider/DelegatingSCAServiceBindingProvider.java
new file mode 100644
index 0000000000..ca90878633
--- /dev/null
+++ b/sandbox/sebastien/java/dynamic/modules/binding-sca-runtime/src/main/java/org/apache/tuscany/sca/binding/sca/provider/DelegatingSCAServiceBindingProvider.java
@@ -0,0 +1,82 @@
+/*
+ * 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.util.logging.Logger;
+
+import org.apache.tuscany.sca.interfacedef.InterfaceContract;
+import org.apache.tuscany.sca.provider.ServiceBindingProvider;
+import org.apache.tuscany.sca.runtime.RuntimeEndpoint;
+
+/**
+ * The service binding provider for the remote sca binding implementation. Relies on the
+ * binding-ws-axis implementation for providing a remote message endpoint
+ *
+ * @version $Rev$ $Date$
+ */
+public class DelegatingSCAServiceBindingProvider implements ServiceBindingProvider {
+
+ private static final Logger logger = Logger.getLogger(DelegatingSCAServiceBindingProvider.class.getName());
+
+ private ServiceBindingProvider provider;
+ private RuntimeEndpoint endpoint;
+ private RuntimeEndpoint mappedEndpoint;
+ private boolean started = false;
+
+ public DelegatingSCAServiceBindingProvider(RuntimeEndpoint endpoint, SCABindingMapper mapper) {
+ this.endpoint = endpoint;
+ this.mappedEndpoint = mapper.map(endpoint);
+ if (mappedEndpoint != null) {
+ provider = mappedEndpoint.getBindingProvider();
+ }
+
+ }
+
+ public InterfaceContract getBindingInterfaceContract() {
+ return provider.getBindingInterfaceContract();
+ }
+
+ public boolean supportsOneWayInvocation() {
+ return provider.supportsOneWayInvocation();
+ }
+
+ public void start() {
+ if (started) {
+ return;
+ } else {
+ provider.start();
+ // Set the resolved binding URI back to the binding.sca
+ endpoint.getBinding().setURI(mappedEndpoint.getBinding().getURI());
+ started = true;
+ }
+ }
+
+ public void stop() {
+ if (!started) {
+ return;
+ }
+ try {
+ provider.stop();
+ } finally {
+ started = false;
+ }
+ }
+
+}
diff --git a/sandbox/sebastien/java/dynamic/modules/binding-sca-runtime/src/main/java/org/apache/tuscany/sca/binding/sca/provider/RemoteBindingHelper.java b/sandbox/sebastien/java/dynamic/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/sandbox/sebastien/java/dynamic/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/sandbox/sebastien/java/dynamic/modules/binding-sca-runtime/src/main/java/org/apache/tuscany/sca/binding/sca/provider/RuntimeSCABindingProviderFactory.java b/sandbox/sebastien/java/dynamic/modules/binding-sca-runtime/src/main/java/org/apache/tuscany/sca/binding/sca/provider/RuntimeSCABindingProviderFactory.java
new file mode 100644
index 0000000000..393b8f400c
--- /dev/null
+++ b/sandbox/sebastien/java/dynamic/modules/binding-sca-runtime/src/main/java/org/apache/tuscany/sca/binding/sca/provider/RuntimeSCABindingProviderFactory.java
@@ -0,0 +1,56 @@
+/*
+ * 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.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.RuntimeEndpoint;
+import org.apache.tuscany.sca.runtime.RuntimeEndpointReference;
+
+/**
+ * The factory for creating SCA Binding providers
+ *
+ * @version $Rev$ $Date$
+ */
+public class RuntimeSCABindingProviderFactory implements BindingProviderFactory<SCABinding> {
+
+ private ExtensionPointRegistry extensionPoints;
+
+ public RuntimeSCABindingProviderFactory(ExtensionPointRegistry extensionPoints) {
+ this.extensionPoints = extensionPoints;
+
+ }
+
+ public ReferenceBindingProvider createReferenceBindingProvider(RuntimeEndpointReference endpointReference) {
+
+ return new RuntimeSCAReferenceBindingProvider(extensionPoints, endpointReference);
+ }
+
+ public ServiceBindingProvider createServiceBindingProvider(RuntimeEndpoint endpoint) {
+ return new RuntimeSCAServiceBindingProvider(extensionPoints, endpoint);
+ }
+
+ public Class<SCABinding> getModelType() {
+ return SCABinding.class;
+ }
+}
diff --git a/sandbox/sebastien/java/dynamic/modules/binding-sca-runtime/src/main/java/org/apache/tuscany/sca/binding/sca/provider/RuntimeSCAReferenceBindingProvider.java b/sandbox/sebastien/java/dynamic/modules/binding-sca-runtime/src/main/java/org/apache/tuscany/sca/binding/sca/provider/RuntimeSCAReferenceBindingProvider.java
new file mode 100644
index 0000000000..88c6888ba9
--- /dev/null
+++ b/sandbox/sebastien/java/dynamic/modules/binding-sca-runtime/src/main/java/org/apache/tuscany/sca/binding/sca/provider/RuntimeSCAReferenceBindingProvider.java
@@ -0,0 +1,215 @@
+/*
+ * 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.SCABinding;
+import org.apache.tuscany.sca.core.ExtensionPointRegistry;
+import org.apache.tuscany.sca.core.UtilityExtensionPoint;
+import org.apache.tuscany.sca.databinding.Mediator;
+import org.apache.tuscany.sca.interfacedef.Compatibility;
+import org.apache.tuscany.sca.interfacedef.InterfaceContract;
+import org.apache.tuscany.sca.interfacedef.InterfaceContractMapper;
+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.EndpointReferenceProvider;
+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.RuntimeEndpoint;
+import org.apache.tuscany.sca.runtime.RuntimeEndpointReference;
+import org.oasisopen.sca.ServiceRuntimeException;
+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 EndpointReferenceProvider {
+
+ private RuntimeEndpointReference endpointReference;
+ private RuntimeComponent component;
+ private RuntimeComponentReference reference;
+ private SCABinding binding;
+ private boolean remotable;
+ private boolean started = false;
+
+ private ReferenceBindingProvider distributedProvider;
+ private Mediator mediator;
+ private InterfaceContractMapper interfaceContractMapper;
+ private SCABindingMapper scaBindingMapper;
+
+ public RuntimeSCAReferenceBindingProvider(ExtensionPointRegistry extensionPoints,
+ RuntimeEndpointReference endpointReference) {
+ this.endpointReference = endpointReference;
+ this.component = (RuntimeComponent)endpointReference.getComponent();
+ this.reference = (RuntimeComponentReference)endpointReference.getReference();
+ this.binding = (SCABinding)endpointReference.getBinding();
+
+ UtilityExtensionPoint utilities = extensionPoints.getExtensionPoint(UtilityExtensionPoint.class);
+ this.mediator = utilities.getUtility(Mediator.class);
+ this.interfaceContractMapper = utilities.getUtility(InterfaceContractMapper.class);
+ this.scaBindingMapper = utilities.getUtility(SCABindingMapper.class);
+ remotable = isTargetRemote();
+ getDistributedProvider();
+ }
+
+ private boolean isTargetRemote() {
+ return endpointReference.getTargetEndpoint().isRemote();
+ }
+
+ private ReferenceBindingProvider getDistributedProvider() {
+
+ if (remotable) {
+ // initialize the remote provider if it hasn't been done already
+ if (distributedProvider == null) {
+ if (reference.getInterfaceContract() != null && !reference.getInterfaceContract().getInterface()
+ .isRemotable()) {
+ throw new ServiceRuntimeException("Reference interface not remotable for component: " + component
+ .getName()
+ + " and reference: "
+ + reference.getName());
+ }
+
+ if (scaBindingMapper.isRemotable()) {
+ distributedProvider =
+ new DelegatingSCAReferenceBindingProvider(endpointReference, scaBindingMapper);
+ }
+ }
+ }
+
+ return distributedProvider;
+ }
+
+ public InterfaceContract getBindingInterfaceContract() {
+ if (remotable && distributedProvider != null) {
+ return distributedProvider.getBindingInterfaceContract();
+ } else {
+ // Check if there is a target
+ RuntimeEndpoint endpoint = (RuntimeEndpoint)endpointReference.getTargetEndpoint();
+ if (endpoint != null) {
+ return endpoint.getComponentTypeServiceInterfaceContract();
+ } else {
+ return endpointReference.getComponentTypeReferenceInterfaceContract();
+ }
+ }
+ }
+
+ public boolean supportsOneWayInvocation() {
+ if (remotable && distributedProvider != null) {
+ return distributedProvider.supportsOneWayInvocation();
+ } else {
+ return false;
+ }
+ }
+
+ private Invoker getInvoker(RuntimeEndpointReference epr, Operation operation) {
+ Endpoint target = epr.getTargetEndpoint();
+ if (target != null) {
+ RuntimeComponentService service = (RuntimeComponentService)target.getService();
+ if (service != null) { // not a callback wire
+ InvocationChain chain = ((RuntimeEndpoint)target).getInvocationChain(operation);
+
+ boolean passByValue = false;
+ Operation targetOp = chain.getTargetOperation();
+ if (!operation.getInterface().isRemotable()) {
+ if (interfaceContractMapper.isCompatibleByReference(operation, targetOp, Compatibility.SUBSET)) {
+ passByValue = false;
+ }
+ } else {
+// boolean allowsPBR = chain.allowsPassByReference(); TODO: TUSCANY-3479 this breaks the conformance tests as it needs to consider _both_ ends
+ boolean allowsPBR = false;
+ if (allowsPBR && interfaceContractMapper.isCompatibleByReference(operation,
+ targetOp,
+ Compatibility.SUBSET)) {
+ passByValue = false;
+ } else if (interfaceContractMapper.isCompatibleByValue(operation, targetOp, Compatibility.SUBSET)) {
+ passByValue = true;
+ }
+ }
+ // it turns out that the chain source and target operations are the same, and are the operation
+ // from the target, not sure if thats by design or a bug. The SCA binding invoker needs to know
+ // the source and target class loaders so pass in the real source operation in the constructor
+ return chain == null ? null : new SCABindingInvoker(chain, operation, mediator, passByValue);
+ }
+ }
+ return null;
+ }
+
+ public Invoker createInvoker(Operation operation) {
+ if (remotable && distributedProvider != null) {
+ return distributedProvider.createInvoker(operation);
+ } else {
+ Invoker invoker = getInvoker(endpointReference, 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;
+ }
+ if (distributedProvider != null) {
+ distributedProvider.start();
+ }
+ started = true;
+ }
+
+ public void stop() {
+ if (!started) {
+ return;
+ }
+
+ try {
+ if (distributedProvider != null) {
+ distributedProvider.stop();
+ }
+ } finally {
+ started = false;
+ }
+ }
+
+ public void configure() {
+ if (distributedProvider instanceof EndpointReferenceProvider) {
+ ((EndpointReferenceProvider)distributedProvider).configure();
+ }
+
+ }
+
+}
diff --git a/sandbox/sebastien/java/dynamic/modules/binding-sca-runtime/src/main/java/org/apache/tuscany/sca/binding/sca/provider/RuntimeSCAServiceBindingProvider.java b/sandbox/sebastien/java/dynamic/modules/binding-sca-runtime/src/main/java/org/apache/tuscany/sca/binding/sca/provider/RuntimeSCAServiceBindingProvider.java
new file mode 100644
index 0000000000..14d7284846
--- /dev/null
+++ b/sandbox/sebastien/java/dynamic/modules/binding-sca-runtime/src/main/java/org/apache/tuscany/sca/binding/sca/provider/RuntimeSCAServiceBindingProvider.java
@@ -0,0 +1,101 @@
+/*
+ * 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.core.ExtensionPointRegistry;
+import org.apache.tuscany.sca.core.UtilityExtensionPoint;
+import org.apache.tuscany.sca.interfacedef.InterfaceContract;
+import org.apache.tuscany.sca.provider.ServiceBindingProvider;
+import org.apache.tuscany.sca.runtime.RuntimeComponentService;
+import org.apache.tuscany.sca.runtime.RuntimeEndpoint;
+
+/**
+ * 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 RuntimeEndpoint endpoint;
+ private RuntimeComponentService service;
+
+ private ServiceBindingProvider distributedProvider;
+ private SCABindingMapper scaBindingMapper;
+
+ public RuntimeSCAServiceBindingProvider(ExtensionPointRegistry extensionPoints, RuntimeEndpoint endpoint) {
+ this.endpoint = endpoint;
+ this.service = (RuntimeComponentService)endpoint.getService();
+ UtilityExtensionPoint utilities = extensionPoints.getExtensionPoint(UtilityExtensionPoint.class);
+ this.scaBindingMapper = utilities.getUtility(SCABindingMapper.class);
+
+ // 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()) {
+
+ if (scaBindingMapper.isRemotable()) {
+ distributedProvider = new DelegatingSCAServiceBindingProvider(endpoint, scaBindingMapper);
+ }
+ }
+ }
+
+ /*
+ protected boolean isDistributed(ExtensionPointRegistry extensionPoints, Endpoint endpoint) {
+ // find if the node config is for distributed endpoints
+ // TODO: temp, need a much better way to do this
+ DomainRegistryFactory domainRegistryFactory = ExtensibleDomainRegistryFactory.getInstance(extensionPoints);
+ Collection<EndpointRegistry> eprs = domainRegistryFactory.getEndpointRegistries();
+ if (eprs.size() > 0) {
+ String eprName = eprs.iterator().next().getClass().getName();
+ return !eprName.equals("org.apache.tuscany.sca.core.assembly.impl.EndpointRegistryImpl");
+ }
+ return false;
+ }
+ */
+
+ public InterfaceContract getBindingInterfaceContract() {
+ if (distributedProvider != null) {
+ return distributedProvider.getBindingInterfaceContract();
+ } else {
+ return endpoint.getComponentTypeServiceInterfaceContract();
+ }
+ }
+
+ public boolean supportsOneWayInvocation() {
+ if (distributedProvider != null) {
+ return distributedProvider.supportsOneWayInvocation();
+ }
+ return false;
+ }
+
+ public void start() {
+ if (distributedProvider != null) {
+ distributedProvider.start();
+ }
+ }
+
+ public void stop() {
+ if (distributedProvider != null) {
+ distributedProvider.stop();
+ }
+ }
+
+}
diff --git a/sandbox/sebastien/java/dynamic/modules/binding-sca-runtime/src/main/java/org/apache/tuscany/sca/binding/sca/provider/SCABindingInvoker.java b/sandbox/sebastien/java/dynamic/modules/binding-sca-runtime/src/main/java/org/apache/tuscany/sca/binding/sca/provider/SCABindingInvoker.java
new file mode 100644
index 0000000000..a0b976c7ad
--- /dev/null
+++ b/sandbox/sebastien/java/dynamic/modules/binding-sca-runtime/src/main/java/org/apache/tuscany/sca/binding/sca/provider/SCABindingInvoker.java
@@ -0,0 +1,91 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.apache.tuscany.sca.binding.sca.provider;
+
+import org.apache.tuscany.sca.databinding.Mediator;
+import org.apache.tuscany.sca.interfacedef.Operation;
+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.Phase;
+
+/**
+ * @version $Rev$ $Date$
+ */
+public class SCABindingInvoker implements Interceptor {
+ private InvocationChain chain;
+ private Mediator mediator;
+ private Operation sourceOperation;
+ private Operation targetOperation;
+ private boolean passByValue;
+
+ /**
+ * Construct a SCABindingInvoker that delegates to the service invocaiton chain
+ */
+ public SCABindingInvoker(InvocationChain chain, Operation sourceOperation, Mediator mediator, boolean passByValue) {
+ super();
+ this.chain = chain;
+ this.mediator = mediator;
+ this.sourceOperation = sourceOperation;
+ this.targetOperation = chain.getTargetOperation();
+ this.passByValue = passByValue;
+ }
+
+ /**
+ * @see org.apache.tuscany.sca.invocation.Interceptor#getNext()
+ */
+ public Invoker getNext() {
+ return chain.getHeadInvoker(Phase.SERVICE_POLICY);
+ }
+
+ /**
+ * @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) {
+
+ if (passByValue) {
+ msg.setBody(mediator.copyInput(msg.getBody(), sourceOperation, targetOperation));
+ }
+
+ Message resultMsg = getNext().invoke(msg);
+
+ if (passByValue) {
+ // Note source and target operation swapped so result is in source class loader
+ if (resultMsg.isFault()) {
+ resultMsg.setFaultBody(mediator.copyFault(resultMsg.getBody(), sourceOperation, targetOperation));
+ } else {
+ if (sourceOperation.getOutputType() != null) {
+ resultMsg.setBody(mediator.copyOutput(resultMsg.getBody(), sourceOperation, targetOperation));
+ }
+ }
+ }
+
+ return resultMsg;
+ }
+
+}
diff --git a/sandbox/sebastien/java/dynamic/modules/binding-sca-runtime/src/main/java/org/apache/tuscany/sca/binding/sca/provider/SCABindingMapper.java b/sandbox/sebastien/java/dynamic/modules/binding-sca-runtime/src/main/java/org/apache/tuscany/sca/binding/sca/provider/SCABindingMapper.java
new file mode 100644
index 0000000000..03aa44a04e
--- /dev/null
+++ b/sandbox/sebastien/java/dynamic/modules/binding-sca-runtime/src/main/java/org/apache/tuscany/sca/binding/sca/provider/SCABindingMapper.java
@@ -0,0 +1,50 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.apache.tuscany.sca.binding.sca.provider;
+
+import org.apache.tuscany.sca.runtime.RuntimeEndpoint;
+import org.apache.tuscany.sca.runtime.RuntimeEndpointReference;
+
+/**
+ * SCABindingMapper allows us to map binding.sca to any of the bindings available to the runtime
+ */
+public interface SCABindingMapper {
+
+ /**
+ * Map an endpoint with binding.sca to an endpoint
+ * @param endpoint The endpoint for binding.sca
+ * @return The endpoint for the mapped binding
+ */
+ public RuntimeEndpoint map(RuntimeEndpoint endpoint);
+
+ /**
+ * Map an endpoint reference with binding.sca to an endpoint reference with the mapped binding
+ * @param endpointReference
+ * @return The endpoint reference for the mapped binding
+ */
+ public RuntimeEndpointReference map(RuntimeEndpointReference endpointReference);
+
+ /**
+ * Check if the remote SCA binding is supported
+ * @return
+ */
+ boolean isRemotable();
+
+}