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/*
* 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.jms.provider;
import java.util.logging.Logger;
import org.apache.tuscany.sca.assembly.Binding;
import org.apache.tuscany.sca.binding.jms.JMSBinding;
import org.apache.tuscany.sca.binding.jms.JMSBindingException;
import org.apache.tuscany.sca.binding.jms.host.JMSServiceListener;
import org.apache.tuscany.sca.binding.jms.host.JMSServiceListenerDetails;
import org.apache.tuscany.sca.binding.jms.host.JMSServiceListenerFactory;
import org.apache.tuscany.sca.binding.jms.transport.TransportServiceInterceptor;
import org.apache.tuscany.sca.binding.jms.wire.CallbackDestinationInterceptor;
import org.apache.tuscany.sca.binding.jms.wire.OperationPropertiesInterceptor;
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.invocation.InvocationChain;
import org.apache.tuscany.sca.invocation.MessageFactory;
import org.apache.tuscany.sca.invocation.Phase;
import org.apache.tuscany.sca.provider.EndpointProvider;
import org.apache.tuscany.sca.provider.OperationSelectorProvider;
import org.apache.tuscany.sca.provider.OperationSelectorProviderFactory;
import org.apache.tuscany.sca.provider.ProviderFactoryExtensionPoint;
import org.apache.tuscany.sca.provider.WireFormatProvider;
import org.apache.tuscany.sca.provider.WireFormatProviderFactory;
import org.apache.tuscany.sca.runtime.RuntimeComponent;
import org.apache.tuscany.sca.runtime.RuntimeComponentService;
import org.apache.tuscany.sca.runtime.RuntimeEndpoint;
/**
* Implementation of the JMS service binding provider.
*
* @version $Rev$ $Date$
*/
public class JMSBindingServiceBindingProvider implements EndpointProvider, JMSServiceListenerDetails {
private static final Logger logger = Logger.getLogger(JMSBindingServiceBindingProvider.class.getName());
private ExtensionPointRegistry registry;
private RuntimeEndpoint endpoint;
private RuntimeComponentService service;
private Binding targetBinding;
private JMSBinding jmsBinding;
private JMSResourceFactory jmsResourceFactory;
private JMSServiceListenerFactory serviceListenerFactory;
private JMSServiceListener serviceListener;
private RuntimeComponent component;
private InterfaceContract interfaceContract;
private ProviderFactoryExtensionPoint providerFactories;
private FactoryExtensionPoint modelFactories;
private MessageFactory messageFactory;
private OperationSelectorProviderFactory operationSelectorProviderFactory;
private OperationSelectorProvider operationSelectorProvider;
private WireFormatProviderFactory requestWireFormatProviderFactory;
private WireFormatProvider requestWireFormatProvider;
private WireFormatProviderFactory responseWireFormatProviderFactory;
private WireFormatProvider responseWireFormatProvider;
public JMSBindingServiceBindingProvider(ExtensionPointRegistry registry, RuntimeEndpoint endpoint, JMSServiceListenerFactory serviceListenerFactory, ExtensionPointRegistry extensionPoints, JMSResourceFactory jmsResourceFactory) {
this.endpoint = endpoint;
this.component = (RuntimeComponent) endpoint.getComponent();
this.service = (RuntimeComponentService) endpoint.getService();
this.jmsBinding = (JMSBinding) endpoint.getBinding();
this.serviceListenerFactory = serviceListenerFactory;
this.targetBinding = jmsBinding;
this.jmsResourceFactory = jmsResourceFactory;
this.registry = registry;
// Set the default destination when using a connection factory.
// If an activation spec is being used, do not set the destination
// because the activation spec provides the destination.
if (jmsBinding.getDestinationName() == null &&
(jmsBinding.getActivationSpecName() == null || jmsBinding.getActivationSpecName().equals(""))) {
// if (!service.isCallback()) { // TODO: 2.x migration, is this check needed?
// use the SCA service name as the default destination name
jmsBinding.setDestinationName(service.getName());
// }
}
// Get Message factory
modelFactories = extensionPoints.getExtensionPoint(FactoryExtensionPoint.class);
messageFactory = modelFactories.getFactory(MessageFactory.class);
// Get the factories/providers for operation selection
this.providerFactories = extensionPoints.getExtensionPoint(ProviderFactoryExtensionPoint.class);
this.operationSelectorProviderFactory =
(OperationSelectorProviderFactory)providerFactories.getProviderFactory(jmsBinding.getOperationSelector().getClass());
if (this.operationSelectorProviderFactory != null){
this.operationSelectorProvider = operationSelectorProviderFactory.createServiceOperationSelectorProvider(endpoint);
}
// Get the factories/providers for wire format
this.requestWireFormatProviderFactory =
(WireFormatProviderFactory)providerFactories.getProviderFactory(jmsBinding.getRequestWireFormat().getClass());
if (this.requestWireFormatProviderFactory != null){
this.requestWireFormatProvider = requestWireFormatProviderFactory.createServiceWireFormatProvider(endpoint);
}
this.responseWireFormatProviderFactory =
(WireFormatProviderFactory)providerFactories.getProviderFactory(jmsBinding.getResponseWireFormat().getClass());
if (this.responseWireFormatProviderFactory != null){
this.responseWireFormatProvider = responseWireFormatProviderFactory.createServiceWireFormatProvider(endpoint);
}
// create an interface contract that reflects both request and response
// wire formats
try {
interfaceContract = (InterfaceContract)service.getInterfaceContract().clone();
requestWireFormatProvider.configureWireFormatInterfaceContract(interfaceContract);
responseWireFormatProvider.configureWireFormatInterfaceContract(interfaceContract);
} catch (CloneNotSupportedException ex){
interfaceContract = service.getInterfaceContract();
}
}
public InterfaceContract getBindingInterfaceContract() {
return interfaceContract;
}
public boolean supportsOneWayInvocation() {
return true;
}
public void start() {
try {
this.serviceListener = serviceListenerFactory.createJMSServiceListener(this);
serviceListener.start();
} catch (Exception e) {
throw new JMSBindingException("Error starting JMSServiceBinding", e);
}
}
public void stop() {
try {
serviceListener.stop();
} catch (Exception e) {
throw new JMSBindingException("Error stopping JMSServiceBinding", e);
}
}
public String getDestinationName() {
return serviceListener.getDestinationName();
}
/*
* Adds JMS specific interceptors to the binding chain
*/
public void configure() {
InvocationChain bindingChain = endpoint.getBindingInvocationChain();
// add transport interceptor
bindingChain.addInterceptor(Phase.SERVICE_BINDING_TRANSPORT,
new TransportServiceInterceptor(registry, jmsBinding,
jmsResourceFactory,
endpoint) );
// add operation selector interceptor
bindingChain.addInterceptor(operationSelectorProvider.getPhase(),
operationSelectorProvider.createInterceptor());
// add operationProperties interceptor after operation selector
bindingChain.addInterceptor(Phase.SERVICE_BINDING_OPERATION_SELECTOR,
new OperationPropertiesInterceptor(jmsBinding, endpoint));
// add callback destination interceptor after operation selector
bindingChain.addInterceptor(Phase.SERVICE_BINDING_WIREFORMAT,
new CallbackDestinationInterceptor(endpoint));
// add request wire format
bindingChain.addInterceptor(requestWireFormatProvider.getPhase(),
requestWireFormatProvider.createInterceptor());
// add response wire format, but only add it if it's different from the request
if (!jmsBinding.getRequestWireFormat().equals(jmsBinding.getResponseWireFormat())){
bindingChain.addInterceptor(responseWireFormatProvider.getPhase(),
responseWireFormatProvider.createInterceptor());
}
}
public RuntimeComponent getComponent() {
return component;
}
public RuntimeComponentService getService() {
return service;
}
public Binding getTargetBinding() {
return targetBinding;
}
public JMSBinding getJmsBinding() {
return jmsBinding;
}
public MessageFactory getMessageFactory() {
return messageFactory;
}
public JMSResourceFactory getResourceFactory() {
return jmsResourceFactory;
}
public RuntimeEndpoint getEndpoint() {
return endpoint;
}
}
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