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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.util.Iterator;
import java.util.List;
import javax.annotation.Resource;
import javax.wsdl.extensions.soap.SOAPAddress;
import javax.xml.namespace.QName;
import javax.xml.soap.Detail;
import javax.xml.soap.DetailEntry;
import javax.xml.soap.SOAPElement;
import javax.xml.soap.SOAPException;
import javax.xml.soap.SOAPFactory;
import javax.xml.soap.SOAPFault;
import javax.xml.soap.SOAPHeader;
import javax.xml.soap.SOAPMessage;
import javax.xml.ws.Provider;
import javax.xml.ws.Service.Mode;
import javax.xml.ws.ServiceMode;
import javax.xml.ws.WebServiceContext;
import javax.xml.ws.WebServiceProvider;
import org.apache.tuscany.sca.assembly.AssemblyFactory;
import org.apache.tuscany.sca.assembly.Endpoint;
import org.apache.tuscany.sca.assembly.EndpointReference;
import org.apache.tuscany.sca.binding.ws.WebServiceBinding;
import org.apache.tuscany.sca.binding.ws.WebServiceBindingFactory;
import org.apache.tuscany.sca.core.FactoryExtensionPoint;
import org.apache.tuscany.sca.core.assembly.RuntimeAssemblyFactory;
import org.apache.tuscany.sca.core.invocation.Constants;
import org.apache.tuscany.sca.databinding.DataBindingExtensionPoint;
import org.apache.tuscany.sca.interfacedef.InterfaceContract;
import org.apache.tuscany.sca.interfacedef.Operation;
import org.apache.tuscany.sca.interfacedef.util.FaultException;
import org.apache.tuscany.sca.invocation.InvocationChain;
import org.apache.tuscany.sca.invocation.Message;
import org.apache.tuscany.sca.invocation.MessageFactory;
import org.apache.tuscany.sca.runtime.RuntimeEndpoint;
import org.oasisopen.sca.ServiceRuntimeException;
import org.w3c.dom.Element;
import org.w3c.dom.Node;
@WebServiceProvider
@ServiceMode(Mode.MESSAGE)
public class JAXWSBindingProvider implements Provider<SOAPMessage> {
public static final String WSA_FINAL_NAMESPACE = "http://www.w3.org/2005/08/addressing";
public static final QName QNAME_WSA_ADDRESS = new QName(WSA_FINAL_NAMESPACE, "Address");
public static final QName QNAME_WSA_FROM = new QName(WSA_FINAL_NAMESPACE, "From");
public static final QName QNAME_WSA_RELATESTO = new QName(WSA_FINAL_NAMESPACE, "RelatesTo");
public static final QName QNAME_WSA_REPLYTO = new QName(WSA_FINAL_NAMESPACE, "ReplyTo");
public static final QName QNAME_WSA_REFERENCE_PARAMETERS = new QName(WSA_FINAL_NAMESPACE, "ReferenceParameters");
public static final QName QNAME_WSA_MESSAGEID = new QName(WSA_FINAL_NAMESPACE, "MessageID");
private MessageFactory messageFactory;
private RuntimeEndpoint endpoint;
private WebServiceBinding wsBinding;
private javax.xml.soap.MessageFactory soapMessageFactory;
private SOAPFactory soapFactory;
@Resource
private WebServiceContext context;
private RuntimeAssemblyFactory assemblyFactory;
private WebServiceBindingFactory webServiceBindingFactory;
public JAXWSBindingProvider(){
// to keep Axis2 JAXWS implementation happy
}
public JAXWSBindingProvider(RuntimeEndpoint endpoint,
FactoryExtensionPoint modelFactories,
DataBindingExtensionPoint dataBindings, String defaultPort) {
this.messageFactory = modelFactories.getFactory(MessageFactory.class);
this.soapMessageFactory = modelFactories.getFactory(javax.xml.soap.MessageFactory.class);
this.soapFactory = modelFactories.getFactory(SOAPFactory.class);
this.assemblyFactory = (RuntimeAssemblyFactory)modelFactories.getFactory(AssemblyFactory.class);
this.webServiceBindingFactory = (WebServiceBindingFactory)modelFactories.getFactory(WebServiceBindingFactory.class);
// soapMessageFactory = javax.xml.soap.MessageFactory.newInstance();
// soapFactory = SOAPFactory.newInstance();
this.endpoint = endpoint;
this.wsBinding = (WebServiceBinding)endpoint.getBinding();
// A WSDL document should always be present in the binding
if (wsBinding.getGeneratedWSDLDocument() == null) {
throw new ServiceRuntimeException("No WSDL document for " + endpoint.getURI());
}
// Set to use the DOM data binding
InterfaceContract contract = wsBinding.getBindingInterfaceContract();
contract.getInterface().resetDataBinding(Node.class.getName());
// Can we safely assume there is only one port because you configure
// a binding in the following ways:
// 1/ default - one port generated = host domain : host port / structural path
// 2/ uri="absolute addr" - one port generated = host domain : uri port / uri path
// 3/ uri="relative addr" - one port generated = host domain : host port / structural path / relative path
// 4/ wsdl.binding - one port generated = host domain : host port / structural path
// 5/ wsdl.port - one port generated = host domain : port port / port path
// 6/ wsa:Address - one port generated = host domain : address port / address path
// 7/ 4 + 6 - as 6
// TODO the binding URI will currently have been calculated during build
// however we don't give the provider a chance to get in and effect the
// calculation (see above comment). For now just fake the addition of binding
// specific processing by adding a root if it's not already present
if (!wsBinding.getURI().startsWith("http://")) {
String serviceURI = null;
// look in the port for the location URL
List wsdlPortExtensions = wsBinding.getPort().getExtensibilityElements();
for (final Object extension : wsdlPortExtensions) {
if (extension instanceof SOAPAddress) {
serviceURI = ((SOAPAddress) extension).getLocationURI();
}
}
if (serviceURI == null ||
!serviceURI.startsWith("http://")){
serviceURI = "http://localhost:" + defaultPort + wsBinding.getURI();
}
wsBinding.setURI(serviceURI);
}
System.out.println("Binding.ws JAXWS provider - Service URI: " + wsBinding.getURI());
}
public void start() {
// TODO - do we need this?
}
public void stop() {
// TODO - do we need this?
}
public SOAPMessage invoke(SOAPMessage request) {
try {
// Assuming document-literal-wrapper style
Node root = request.getSOAPBody().getFirstChild();
String operationName = root.getLocalName();
Operation operation = null;
for (InvocationChain invocationChain : endpoint.getInvocationChains()) {
if (operationName.equals(invocationChain.getSourceOperation().getName())) {
operation = invocationChain.getSourceOperation();
break;
}
}
if (operation == null) {
throw new SOAPException("Operation not found: " + operationName);
}
Message requestMsg = messageFactory.createMessage();
Object[] body = new Object[]{root};
requestMsg.setBody(body);
requestMsg.setOperation(operation);
SOAPHeader header = request.getSOAPHeader();
String callbackAddress = null;
if (header != null) {
callbackAddress = handleCallbackAddress( header, requestMsg );
// Retrieve other callback-related headers
handleMessageIDHeader( header, requestMsg );
handleRelatesToHeader( header, requestMsg );
} // end if
// Create a from EPR to hold the details of the callback endpoint
EndpointReference from = null;
if (callbackAddress != null ) {
// Check for special (& not allowed!) WS_Addressing values
checkCallbackAddress( callbackAddress, request );
//
from = assemblyFactory.createEndpointReference();
Endpoint fromEndpoint = assemblyFactory.createEndpoint();
from.setTargetEndpoint(fromEndpoint);
from.setStatus(EndpointReference.Status.WIRED_TARGET_FOUND_AND_MATCHED);
requestMsg.setFrom(from);
RuntimeEndpoint callbackEndpoint = (RuntimeEndpoint)assemblyFactory.createEndpoint();
//
WebServiceBinding cbBinding = webServiceBindingFactory.createWebServiceBinding();
cbBinding.setURI(callbackAddress);
callbackEndpoint.setBinding(cbBinding);
//
callbackEndpoint.setURI(callbackAddress);
callbackEndpoint.setUnresolved(true);
from.setCallbackEndpoint(callbackEndpoint);
}
Message responseMsg = endpoint.invoke(operation, requestMsg);
SOAPMessage response = soapMessageFactory.createMessage();
if (responseMsg.isFault()) {
// ServiceRuntimeException e = responseMsg.getBody();
// throw e;
FaultException fe = responseMsg.getBody();
SOAPFault fault = response.getSOAPBody().addFault(new QName(response.getSOAPBody().getNamespaceURI(), "Server"), fe.getMessage());
Detail d = fault.addDetail();
DetailEntry de = d.addDetailEntry(fe.getFaultName());
SOAPElement dece = de.addChildElement("message");
if (fe.getMessage() != null) {
dece.addTextNode(fe.getMessage());
}
} else {
Element element = responseMsg.getBody();
response.getSOAPBody().addChildElement(soapFactory.createElement(element));
}
return response;
} catch (SOAPException e) {
throw new ServiceRuntimeException(e);
}
}
private static String WS_REF_PARMS = "WS_REFERENCE_PARAMETERS";
private String handleCallbackAddress( SOAPHeader header, Message msg ) {
String callbackAddress = null;
Iterator<SOAPElement> it = header.getChildElements(QNAME_WSA_FROM);
SOAPElement from = it.hasNext() ? it.next() : null;
if( from == null ) {
Iterator<SOAPElement> it2 = header.getChildElements(QNAME_WSA_REPLYTO);
from = it2.hasNext() ? it2.next() : null;
}
if (from != null) {
Iterator<SOAPElement> it2 = header.getChildElements(QNAME_WSA_ADDRESS);
SOAPElement callbackAddrElement = it2.hasNext() ? it2.next() : null;
if (callbackAddrElement != null) {
if (endpoint.getService().getInterfaceContract().getCallbackInterface() != null) {
callbackAddress = callbackAddrElement.getTextContent();
}
// OMElement refParms = from.getFirstChildWithName(QNAME_WSA_REFERENCE_PARAMETERS);
Iterator<SOAPElement> it3 = header.getChildElements(QNAME_WSA_REFERENCE_PARAMETERS);
SOAPElement refParms = it3.hasNext() ? it3.next() : null;
if( refParms != null ) msg.getHeaders().put(WS_REF_PARMS, refParms);
}
} // end if
return callbackAddress;
} // end method handleCallbackAddress
/**
* Handle a SOAP wsa:MessageID header - place the contents into the Tuscany message for use by any callback
* @param header - the SOAP Headers
* @param msg - the Tuscany Message
*/
private void handleMessageIDHeader( SOAPHeader header, Message msg ) {
if( header == null ) return;
Iterator<SOAPElement> it = header.getChildElements(QNAME_WSA_MESSAGEID);
SOAPElement messageID = it.hasNext() ? it.next() : null;
if (messageID != null) {
String idValue = messageID.getTextContent();
msg.getHeaders().put(Constants.MESSAGE_ID, idValue);
} // end if
} // end method handleMessageID
/**
* Handle a SOAP wsa:RelatesTo header - place the contents into the Tuscany message for use by any callback
* @param header - the SOAP Headers
* @param msg - the Tuscany Message
*/
private void handleRelatesToHeader( SOAPHeader header, Message msg ) {
if( header == null ) return;
Iterator<SOAPElement> it = header.getChildElements(QNAME_WSA_RELATESTO);
SOAPElement relatesTo = it.hasNext() ? it.next() : null;
if (relatesTo != null) {
String relatesToVal = relatesTo.getTextContent();
msg.getHeaders().put(Constants.RELATES_TO, relatesToVal);
} // end if
} // end method handleRelatesToHeader
// Special WS_Addressing values
private static String WS_ADDR_ANONYMOUS = "http://www.w3.org/2005/08/addressing/anonymous";
private static String WS_ADDR_NONE = "http://www.w3.org/2005/08/addressing/none";
/**
* Check if the received callback address has either of the special WS-Addressing forms which are outlawed by the
* Web Service Binding specification [BWS50004]
* @param callbackAddress - the received callback address
* @param inMC - the Axis message context for the received forward call
* @throws AxisFault - throws a "OnlyNonAnonymousAddressSupportedFault" if the callback address has either of the special forms
*/
private void checkCallbackAddress( String callbackAddress, SOAPMessage request) {
// If the address is anonymous or none, throw a SOAP fault...
if( WS_ADDR_ANONYMOUS.equals(callbackAddress) || WS_ADDR_NONE.equals(callbackAddress) ) {
triggerOnlyNonAnonymousAddressSupportedFault(request, "wsa:From");
}
} // end method checkCallbackAddress
// wsa:OnlyAnonymousAddressSupported
// wsa:OnlyNonAnonymousAddressSupported
public void triggerOnlyNonAnonymousAddressSupportedFault(SOAPMessage request, String incorrectHeaderName){
// TODO
// String namespace = (String)messageContext.getProperty(AddressingConstants.WS_ADDRESSING_VERSION);
// if (Submission.WSA_NAMESPACE.equals(namespace)) {
// triggerAddressingFault(messageContext, Final.FAULT_HEADER_PROB_HEADER_QNAME,
// AddressingConstants.WSA_DEFAULT_PREFIX + ":" +
// incorrectHeaderName, Submission.FAULT_INVALID_HEADER,
// null, AddressingMessages.getMessage(
// "spec.submission.FAULT_INVALID_HEADER_REASON"));
// } else {
// triggerAddressingFault(messageContext, Final.FAULT_HEADER_PROB_HEADER_QNAME,
// AddressingConstants.WSA_DEFAULT_PREFIX + ":" +
// incorrectHeaderName, Final.FAULT_INVALID_HEADER,
// Final.FAULT_ONLY_NON_ANONYMOUS_ADDRESS_SUPPORTED,
// AddressingMessages.getMessage(
// "spec.final.FAULT_INVALID_HEADER_REASON"));
// }
}
}