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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.ws.jaxws;
import java.net.MalformedURLException;
import java.net.URL;
import java.util.Iterator;
import javax.wsdl.Binding;
import javax.wsdl.BindingOperation;
import javax.wsdl.extensions.soap.SOAPOperation;
import javax.wsdl.extensions.soap12.SOAP12Operation;
import javax.xml.namespace.QName;
import javax.xml.soap.Detail;
import javax.xml.soap.DetailEntry;
import javax.xml.soap.MessageFactory;
import javax.xml.soap.SOAPBody;
import javax.xml.soap.SOAPException;
import javax.xml.soap.SOAPFault;
import javax.xml.soap.SOAPMessage;
import javax.xml.soap.SOAPPart;
import javax.xml.ws.Dispatch;
import javax.xml.ws.Service;
import javax.xml.ws.WebServiceException;
import javax.xml.ws.WebServiceFeature;
import javax.xml.ws.soap.SOAPFaultException;
import org.apache.tuscany.sca.binding.ws.WebServiceBinding;
import org.apache.tuscany.sca.interfacedef.Operation;
import org.apache.tuscany.sca.invocation.DataExchangeSemantics;
import org.apache.tuscany.sca.invocation.Invoker;
import org.apache.tuscany.sca.invocation.Message;
import org.w3c.dom.Node;
/**
* Axis2BindingInvoker uses an Axis2 OperationClient to invoke a remote web service
*
* @version $Rev$ $Date$
*/
public class JAXWSBindingInvoker implements Invoker, DataExchangeSemantics {
private final static String SCA11_TUSCANY_NS = "http://tuscany.apache.org/xmlns/sca/1.1";
public static final String TUSCANY_PREFIX = "tuscany";
public static final QName CALLBACK_ID_REFPARM_QN = new QName(SCA11_TUSCANY_NS, "CallbackID", TUSCANY_PREFIX);
public static final QName CONVERSATION_ID_REFPARM_QN =
new QName(SCA11_TUSCANY_NS, "ConversationID", TUSCANY_PREFIX);
private Dispatch<SOAPMessage> dispatch;
private MessageFactory messageFactory;
private Operation operation;
private WebServiceBinding wsBinding;
public JAXWSBindingInvoker(Operation operation,
WebServiceFeature[] features,
MessageFactory messageFactory,
WebServiceBinding wsBinding) {
this.messageFactory = messageFactory;
this.operation = operation;
this.wsBinding = wsBinding;
this.dispatch = createDispatch(wsBinding);
}
private Dispatch<SOAPMessage> createDispatch(WebServiceBinding wsBinding) {
// FIXME: What should we do if the WSDL is generated in memory?
URL wsdlLocation = null;
try {
wsdlLocation = new URL(wsBinding.getWSDLDocument().getDocumentBaseURI());
} catch (MalformedURLException e) {
try {
wsdlLocation = wsBinding.getWSDLDefinition().getLocation().toURL();
} catch (MalformedURLException e1) {
// TODO Auto-generated catch block
e1.printStackTrace();
}
}
Service service = Service.create(wsdlLocation, wsBinding.getServiceName());
return service.createDispatch(new QName(wsBinding.getServiceName().getNamespaceURI(), wsBinding.getPortName()),
SOAPMessage.class,
Service.Mode.MESSAGE);
}
public Message invoke(Message msg) {
try {
SOAPMessage resp = invokeTarget(msg);
SOAPBody body = resp.getSOAPBody();
if (body != null) {
SOAPFault fault = body.getFault();
if (fault != null) {
setFault(msg, fault);
} else {
// The 1st child element
msg.setBody(body.getChildElements().next());
}
}
} catch (SOAPFaultException e) {
e.printStackTrace();
setFault(msg, e.getFault());
} catch (WebServiceException e) {
msg.setFaultBody(e);
} catch (SOAPException e) {
msg.setFaultBody(e);
} catch (Throwable e) {
msg.setFaultBody(e);
}
return msg;
}
private void setFault(Message msg, SOAPFault fault) {
Detail detail = fault.getDetail();
if (detail == null) {
return;
}
for (Iterator i = detail.getDetailEntries(); i.hasNext();) {
DetailEntry entry = (DetailEntry)i.next();
msg.setFaultBody(entry);
}
}
protected String getSOAPAction(String operationName) {
Binding binding = wsBinding.getBinding();
if (binding != null) {
for (Object o : binding.getBindingOperations()) {
BindingOperation bop = (BindingOperation)o;
if (bop.getName().equalsIgnoreCase(operationName)) {
for (Object o2 : bop.getExtensibilityElements()) {
if (o2 instanceof SOAPOperation) {
return ((SOAPOperation)o2).getSoapActionURI();
} else if (o2 instanceof SOAP12Operation) {
return ((SOAP12Operation)o2).getSoapActionURI();
}
}
}
}
}
return null;
}
protected SOAPMessage invokeTarget(Message msg) throws SOAPException {
SOAPMessage soapMessage = messageFactory.createMessage();
SOAPPart soapPart = soapMessage.getSOAPPart();
javax.xml.soap.SOAPEnvelope envelope = soapPart.getEnvelope();
javax.xml.soap.SOAPBody body = envelope.getBody();
Object[] args = (Object[])msg.getBody();
body.addDocument(((Node)args[0]).getOwnerDocument());
soapMessage.saveChanges();
if (operation.isNonBlocking()) {
dispatch.invokeOneWay(soapMessage);
return null;
}
// FIXME: We need to find out the soapAction
String action = getSOAPAction(operation.getName());
if (action != null) {
dispatch.getRequestContext().put(Dispatch.SOAPACTION_URI_PROPERTY, action);
}
SOAPMessage response = dispatch.invoke(soapMessage);
return response;
}
public boolean allowsPassByReference() {
return true;
}
}
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