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Diffstat (limited to '')
-rw-r--r-- | sca-java-1.x/tags/1.6.1-TUSCANY-3909/binding-sca-axis2/src/main/java/org/apache/tuscany/sca/binding/sca/axis2/impl/Axis2SCAReferenceBindingProvider.java | 184 |
1 files changed, 184 insertions, 0 deletions
diff --git a/sca-java-1.x/tags/1.6.1-TUSCANY-3909/binding-sca-axis2/src/main/java/org/apache/tuscany/sca/binding/sca/axis2/impl/Axis2SCAReferenceBindingProvider.java b/sca-java-1.x/tags/1.6.1-TUSCANY-3909/binding-sca-axis2/src/main/java/org/apache/tuscany/sca/binding/sca/axis2/impl/Axis2SCAReferenceBindingProvider.java new file mode 100644 index 0000000000..48d65cb735 --- /dev/null +++ b/sca-java-1.x/tags/1.6.1-TUSCANY-3909/binding-sca-axis2/src/main/java/org/apache/tuscany/sca/binding/sca/axis2/impl/Axis2SCAReferenceBindingProvider.java @@ -0,0 +1,184 @@ +/* + * 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.axis2.impl; + +import java.net.URI; +import java.util.List; +import java.util.logging.Logger; + +import org.apache.axiom.om.OMElement; +import org.apache.tuscany.sca.assembly.Binding; +import org.apache.tuscany.sca.assembly.SCABinding; +import org.apache.tuscany.sca.binding.sca.DistributedSCABinding; +import org.apache.tuscany.sca.binding.ws.WebServiceBinding; +import org.apache.tuscany.sca.binding.ws.WebServiceBindingFactory; +import org.apache.tuscany.sca.binding.ws.axis2.Axis2ReferenceBindingProvider; +import org.apache.tuscany.sca.binding.ws.wsdlgen.BindingWSDLGenerator; +import org.apache.tuscany.sca.contribution.ModelFactoryExtensionPoint; +import org.apache.tuscany.sca.core.ExtensionPointRegistry; +import org.apache.tuscany.sca.core.assembly.EndpointReferenceImpl; +import org.apache.tuscany.sca.databinding.DataBindingExtensionPoint; +import org.apache.tuscany.sca.host.http.ServletHost; +import org.apache.tuscany.sca.host.http.ServletHostExtensionPoint; +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.policy.util.PolicyHandlerTuple; +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; + +/** + * The reference binding provider for the remote sca binding implementation. Relies on the + * binding-ws-axis implementation for sending messages to remote services to this provider + * just uses the ws-axis provider. + * + * @version $Rev: 563772 $ $Date: 2007-08-08 07:50:49 +0100 (Wed, 08 Aug 2007) $ + */ +public class Axis2SCAReferenceBindingProvider implements ReferenceBindingProvider { + + private static final Logger logger = Logger.getLogger(Axis2SCAReferenceBindingProvider.class.getName()); + + private RuntimeComponent component; + private RuntimeComponentReference reference; + private SCABinding binding; + private Axis2ReferenceBindingProvider axisReferenceBindingProvider; + private WebServiceBinding wsBinding; + + private EndpointReference serviceEPR = null; + private EndpointReference callbackEPR = null; + + public Axis2SCAReferenceBindingProvider(RuntimeComponent component, + RuntimeComponentReference reference, + DistributedSCABinding binding, + ExtensionPointRegistry extensionPoints, + List<PolicyHandlerTuple> policyHandlerClassnames) { + + ServletHostExtensionPoint servletHosts = extensionPoints.getExtensionPoint(ServletHostExtensionPoint.class); + ServletHost servletHost = servletHosts.getServletHosts().get(0); + ModelFactoryExtensionPoint modelFactories = extensionPoints.getExtensionPoint(ModelFactoryExtensionPoint.class); + DataBindingExtensionPoint dataBindings = extensionPoints.getExtensionPoint(DataBindingExtensionPoint.class); + + this.component = component; + this.reference = reference; + this.binding = binding.getSCABinding(); + wsBinding = modelFactories.getFactory(WebServiceBindingFactory.class).createWebServiceBinding(); + wsBinding.setName(this.binding.getName()); + + // Turn the java interface contract into a WSDL interface contract + BindingWSDLGenerator.generateWSDL(component, reference, wsBinding, extensionPoints, null); + + // Set to use the Axiom data binding + InterfaceContract contract = wsBinding.getBindingInterfaceContract(); + contract.getInterface().resetDataBinding(OMElement.class.getName()); + + axisReferenceBindingProvider = new Axis2ReferenceBindingProvider(component, + reference, + wsBinding, + modelFactories, + policyHandlerClassnames, + dataBindings); + } + + public InterfaceContract getBindingInterfaceContract() { + return wsBinding.getBindingInterfaceContract(); + } + + public boolean supportsOneWayInvocation() { + return false; + } + + public Invoker createInvoker(Operation operation) { + return new Axis2SCABindingInvoker(this, axisReferenceBindingProvider.createInvoker(operation)); + } + + /** + * Uses the distributed domain service discovery feature to locate remote + * service endpoints + * + * @return An EPR for the target service that this reference refers to + */ + public EndpointReference getServiceEndpoint(){ + + if (serviceEPR == null){ + String endpointURL = null; + + if (binding.getURI() != null) { + // check if the binding URI is already resolved if it is use is if not + try { + URI uri = new URI(binding.getURI()); + if (uri.isAbsolute()) { + endpointURL = binding.getURI(); + } + } catch(Exception ex) { + // do nothing + } + } + + serviceEPR = new EndpointReferenceImpl(endpointURL); + } + + return serviceEPR; + } + + + /** + * Retrieves the URI of the callback service (that this reference has created) + * returns null if there is no callback service for the sca binding + * + * @return the callback endpoint + */ + public EndpointReference getCallbackEndpoint(){ + if (callbackEPR == null) { + if (reference.getCallbackService() != null) { + for (Binding callbackBinding : reference.getCallbackService().getBindings()) { + if (callbackBinding instanceof SCABinding) { + callbackEPR = new EndpointReferenceImpl(reference.getName() + "/" + callbackBinding.getName()); + continue; + } + } + } + } + return callbackEPR; + } + + + public SCABinding getSCABinding () { + return binding; + } + + public RuntimeComponent getComponent () { + return component; + } + + public RuntimeComponentReference getComponentReference () { + return reference; + } + + public void start() { + axisReferenceBindingProvider.start(); + } + + public void stop() { + axisReferenceBindingProvider.stop(); + } + +} |