/**
* 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.cxf.jaxws;
import java.io.IOException;
import java.net.HttpURLConnection;
import java.util.Map;
import java.util.concurrent.Future;
import java.util.logging.Logger;
import javax.activation.DataSource;
import javax.xml.bind.JAXBContext;
import javax.xml.namespace.QName;
import javax.xml.soap.SOAPException;
import javax.xml.soap.SOAPFault;
import javax.xml.soap.SOAPMessage;
import javax.xml.ws.AsyncHandler;
import javax.xml.ws.Binding;
import javax.xml.ws.BindingProvider;
import javax.xml.ws.Dispatch;
import javax.xml.ws.EndpointReference;
import javax.xml.ws.Response;
import javax.xml.ws.Service;
import javax.xml.ws.WebServiceException;
import javax.xml.ws.handler.MessageContext;
import javax.xml.ws.handler.MessageContext.Scope;
import javax.xml.ws.http.HTTPBinding;
import javax.xml.ws.http.HTTPException;
import javax.xml.ws.soap.SOAPBinding;
import javax.xml.ws.soap.SOAPFaultException;
import org.apache.cxf.binding.soap.saaj.SAAJInInterceptor;
import org.apache.cxf.binding.soap.saaj.SAAJOutInterceptor;
import org.apache.cxf.common.i18n.Message;
import org.apache.cxf.common.logging.LogUtils;
import org.apache.cxf.endpoint.Client;
import org.apache.cxf.endpoint.ClientCallback;
import org.apache.cxf.endpoint.Endpoint;
import org.apache.cxf.interceptor.AttachmentOutInterceptor;
import org.apache.cxf.interceptor.Fault;
import org.apache.cxf.jaxws.context.WrappedMessageContext;
import org.apache.cxf.jaxws.interceptors.MessageModeInInterceptor;
import org.apache.cxf.jaxws.interceptors.MessageModeOutInterceptor;
import org.apache.cxf.jaxws.support.JaxWsEndpointImpl;
import org.apache.cxf.service.model.BindingInfo;
import org.apache.cxf.service.model.BindingOperationInfo;
import org.apache.cxf.service.model.MessageInfo;
import org.apache.cxf.service.model.MessageInfo.Type;
import org.apache.cxf.service.model.MessagePartInfo;
import org.apache.cxf.service.model.OperationInfo;
import org.apache.cxf.service.model.ServiceInfo;
public class DispatchImpl<T> implements Dispatch<T>, BindingProvider {
private static final Logger LOG = LogUtils.getL7dLogger(DispatchImpl.class);
private static final String DISPATCH_NS = "http://cxf.apache.org/jaxws/dispatch";
private static final String INVOKE_NAME = "Invoke";
private static final String INVOKE_ONEWAY_NAME = "InvokeOneWay";
private final Binding binding;
private final EndpointReferenceBuilder builder;
private final Client client;
private final Class<T> cl;
private final JAXBContext context;
private Message error;
DispatchImpl(Client client, Service.Mode m, JAXBContext ctx, Class<T> clazz) {
this.binding = ((JaxWsEndpointImpl)client.getEndpoint()).getJaxwsBinding();
this.builder = new EndpointReferenceBuilder((JaxWsEndpointImpl)client.getEndpoint());
this.client = client;
context = ctx;
cl = clazz;
setupEndpointAddressContext(client.getEndpoint());
addInvokeOperation(false);
addInvokeOperation(true);
if (m == Service.Mode.MESSAGE && binding instanceof SOAPBinding) {
if (DataSource.class.isAssignableFrom(clazz)) {
error = new Message("DISPATCH_OBJECT_NOT_SUPPORTED", LOG,
"DataSource",
m,
"SOAP/HTTP");
} else if (m == Service.Mode.MESSAGE) {
SAAJOutInterceptor saajOut = new SAAJOutInterceptor();
client.getOutInterceptors().add(saajOut);
client.getOutInterceptors().
add(new MessageModeOutInterceptor(saajOut,
client.getEndpoint()
.getBinding().getBindingInfo().getName()));
client.getInInterceptors().add(new SAAJInInterceptor());
client.getInInterceptors()
.add(new MessageModeInInterceptor(clazz,
client.getEndpoint()
.getBinding().getBindingInfo().getName()));
}
} else if (m == Service.Mode.PAYLOAD
&& binding instanceof SOAPBinding
&& SOAPMessage.class.isAssignableFrom(clazz)) {
error = new Message("DISPATCH_OBJECT_NOT_SUPPORTED", LOG,
"SOAPMessage",
m,
"SOAP/HTTP");
} else if (DataSource.class.isAssignableFrom(clazz)
&& binding instanceof HTTPBinding) {
error = new Message("DISPATCH_OBJECT_NOT_SUPPORTED", LOG,
"DataSource",
m,
"XML/HTTP");
}
}
DispatchImpl(Client cl, Service.Mode m, Class<T> clazz) {
this(cl, m, null, clazz);
}
private void addInvokeOperation(boolean oneWay) {
String name = oneWay ? INVOKE_ONEWAY_NAME : INVOKE_NAME;
ServiceInfo info = client.getEndpoint().getEndpointInfo().getService();
OperationInfo opInfo = info.getInterface()
.addOperation(new QName(DISPATCH_NS, name));
MessageInfo mInfo = opInfo.createMessage(new QName(DISPATCH_NS, name + "Request"), Type.INPUT);
opInfo.setInput(name + "Request", mInfo);
MessagePartInfo mpi = mInfo.addMessagePart("parameters");
if (context == null) {
mpi.setTypeClass(cl);
}
mpi.setElement(true);
if (!oneWay) {
mInfo = opInfo.createMessage(new QName(DISPATCH_NS, name + "Response"), Type.OUTPUT);
opInfo.setOutput(name + "Response", mInfo);
mpi = mInfo.addMessagePart("parameters");
mpi.setElement(true);
if (context == null) {
mpi.setTypeClass(cl);
}
}
for (BindingInfo bind : client.getEndpoint().getEndpointInfo().getService().getBindings()) {
BindingOperationInfo bo = new BindingOperationInfo(bind, opInfo);
bind.addOperation(bo);
}
}
public Map<String, Object> getRequestContext() {
return new WrappedMessageContext(client.getRequestContext(),
null,
Scope.APPLICATION);
}
public Map<String, Object> getResponseContext() {
return new WrappedMessageContext(client.getResponseContext(),
null,
Scope.APPLICATION);
}
public Binding getBinding() {
return binding;
}
public EndpointReference getEndpointReference() {
return builder.getEndpointReference();
}
public <X extends EndpointReference> X getEndpointReference(Class<X> clazz) {
return builder.getEndpointReference(clazz);
}
private void setupEndpointAddressContext(Endpoint endpoint) {
//NOTE for jms transport the address would be null
if (null != endpoint
&& null != endpoint.getEndpointInfo().getAddress()) {
Map<String, Object> requestContext
= new WrappedMessageContext(client.getRequestContext(),
null,
Scope.APPLICATION);
requestContext.put(BindingProvider.ENDPOINT_ADDRESS_PROPERTY,
endpoint.getEndpointInfo().getAddress());
}
}
public T invoke(T obj) {
return invoke(obj, false);
}
private void checkError() {
if (error != null) {
if (getBinding() instanceof SOAPBinding) {
SOAPFault soapFault = null;
try {
soapFault = JaxWsClientProxy.createSoapFault((SOAPBinding)getBinding(),
new Exception(error.toString()));
} catch (SOAPException e) {
//ignore
}
if (soapFault != null) {
throw new SOAPFaultException(soapFault);
}
} else if (getBinding() instanceof HTTPBinding) {
HTTPException exception = new HTTPException(HttpURLConnection.HTTP_INTERNAL_ERROR);
exception.initCause(new Exception(error.toString()));
throw exception;
}
throw new WebServiceException(error.toString());
}
}
private RuntimeException mapException(Exception ex) {
if (ex instanceof Fault && ex.getCause() instanceof IOException) {
throw new WebServiceException(ex.getMessage(), ex.getCause());
}
if (getBinding() instanceof HTTPBinding) {
HTTPException exception = new HTTPException(HttpURLConnection.HTTP_INTERNAL_ERROR);
exception.initCause(ex);
return exception;
} else if (getBinding() instanceof SOAPBinding) {
SOAPFault soapFault = null;
try {
soapFault = JaxWsClientProxy.createSoapFault((SOAPBinding)getBinding(), ex);
} catch (SOAPException e) {
//ignore
}
if (soapFault == null) {
return new WebServiceException(ex);
}
SOAPFaultException exception = new SOAPFaultException(soapFault);
exception.initCause(ex);
return exception;
}
return new WebServiceException(ex);
}
@SuppressWarnings("unchecked")
public T invoke(T obj, boolean isOneWay) {
checkError();
try {
if (obj instanceof SOAPMessage) {
SOAPMessage msg = (SOAPMessage)obj;
if (msg.countAttachments() > 0) {
client.getRequestContext().put(AttachmentOutInterceptor.WRITE_ATTACHMENTS, Boolean.TRUE);
}
}
QName opName = (QName)getRequestContext().get(MessageContext.WSDL_OPERATION);
if (opName == null) {
opName = new QName(DISPATCH_NS,
isOneWay ? INVOKE_ONEWAY_NAME : INVOKE_NAME);
}
Object ret[] = client.invokeWrapped(opName,
obj);
if (isOneWay) {
return null;
}
return (T)ret[0];
} catch (Exception ex) {
throw mapException(ex);
}
}
public Future<?> invokeAsync(T obj, AsyncHandler<T> asyncHandler) {
checkError();
client.setExecutor(getClient().getEndpoint().getExecutor());
ClientCallback callback = new JaxwsClientCallback<T>(asyncHandler);
Response<T> ret = new JaxwsResponseCallback<T>(callback);
try {
QName opName = (QName)getRequestContext().get(MessageContext.WSDL_OPERATION);
if (opName == null) {
opName = new QName(DISPATCH_NS, INVOKE_NAME);
}
client.invokeWrapped(callback,
opName,
obj);
return ret;
} catch (Exception ex) {
throw mapException(ex);
}
}
@SuppressWarnings("unchecked")
public Response<T> invokeAsync(T obj) {
return (Response)invokeAsync(obj, null);
}
public void invokeOneWay(T obj) {
invoke(obj, true);
}
public Client getClient() {
return client;
}
}