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org.apache.cxf.binding.corba.interceptors.CorbaStreamInInterceptor Maven / Gradle / Ivy
/**
* 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.binding.corba.interceptors;
import java.util.Iterator;
import java.util.List;
import javax.xml.namespace.QName;
import javax.xml.stream.XMLStreamReader;
import org.apache.cxf.binding.corba.CorbaDestination;
import org.apache.cxf.binding.corba.CorbaMessage;
import org.apache.cxf.binding.corba.CorbaStreamable;
import org.apache.cxf.binding.corba.CorbaTypeMap;
import org.apache.cxf.binding.corba.runtime.CorbaStreamReader;
import org.apache.cxf.binding.corba.types.CorbaHandlerUtils;
import org.apache.cxf.binding.corba.types.CorbaObjectHandler;
import org.apache.cxf.binding.corba.types.CorbaTypeEventProducer;
import org.apache.cxf.binding.corba.types.HandlerIterator;
import org.apache.cxf.binding.corba.types.ParameterEventProducer;
import org.apache.cxf.binding.corba.types.WrappedParameterSequenceEventProducer;
import org.apache.cxf.binding.corba.utils.ContextUtils;
import org.apache.cxf.binding.corba.utils.CorbaAnyHelper;
import org.apache.cxf.binding.corba.utils.CorbaUtils;
import org.apache.cxf.binding.corba.wsdl.ModeType;
import org.apache.cxf.binding.corba.wsdl.OperationType;
import org.apache.cxf.binding.corba.wsdl.ParamType;
import org.apache.cxf.endpoint.Endpoint;
import org.apache.cxf.interceptor.Fault;
import org.apache.cxf.message.Exchange;
import org.apache.cxf.message.Message;
import org.apache.cxf.phase.AbstractPhaseInterceptor;
import org.apache.cxf.phase.Phase;
import org.apache.cxf.service.model.BindingInfo;
import org.apache.cxf.service.model.BindingMessageInfo;
import org.apache.cxf.service.model.BindingOperationInfo;
import org.apache.cxf.service.model.EndpointInfo;
import org.apache.cxf.service.model.InterfaceInfo;
import org.apache.cxf.service.model.MessageInfo;
import org.apache.cxf.service.model.MessagePartInfo;
import org.apache.cxf.service.model.OperationInfo;
import org.apache.cxf.service.model.ServiceInfo;
import org.apache.cxf.ws.addressing.EndpointReferenceType;
import org.omg.CORBA.Any;
import org.omg.CORBA.NVList;
import org.omg.CORBA.ORB;
import org.omg.CORBA.ServerRequest;
public class CorbaStreamInInterceptor extends AbstractPhaseInterceptor {
public CorbaStreamInInterceptor() {
super(Phase.PRE_STREAM);
}
public void handleMessage(Message message) throws Fault {
if (ContextUtils.isRequestor(message)) {
handleReply(message);
} else {
handleRequest(message);
}
}
private void handleReply(Message msg) {
ORB orb;
ServiceInfo service;
CorbaDestination destination;
if (msg.getDestination() != null) {
destination = (CorbaDestination)msg.getDestination();
} else {
destination = (CorbaDestination)msg.getExchange().getDestination();
}
service = destination.getBindingInfo().getService();
CorbaMessage message = (CorbaMessage)msg;
if (message.getStreamableException() != null || message.getSystemException() != null) {
message.setContent(Exception.class,
message.getExchange().getOutMessage().getContent(Exception.class));
Endpoint ep = message.getExchange().get(Endpoint.class);
message.getInterceptorChain().abort();
if (ep.getInFaultObserver() != null) {
ep.getInFaultObserver().onMessage(message);
return;
}
}
CorbaMessage outMessage = (CorbaMessage)message.getExchange().getOutMessage();
orb = (ORB)message.getExchange().get(ORB.class);
HandlerIterator paramIterator = new HandlerIterator(outMessage, false);
CorbaTypeEventProducer eventProducer = null;
Exchange exchange = message.getExchange();
BindingOperationInfo bindingOpInfo = exchange.get(BindingOperationInfo.class);
BindingMessageInfo msgInfo = bindingOpInfo.getOutput();
boolean wrap = false;
if (bindingOpInfo.isUnwrappedCapable()) {
wrap = true;
}
if (wrap) {
// wrapper element around our args
// REVISIT, bravi, message name same as the element name
QName wrapperElementQName = msgInfo.getMessageInfo().getName();
eventProducer = new WrappedParameterSequenceEventProducer(wrapperElementQName,
paramIterator,
service,
orb);
} else {
eventProducer = new ParameterEventProducer(paramIterator,
service,
orb);
}
CorbaStreamReader reader = new CorbaStreamReader(eventProducer);
message.setContent(XMLStreamReader.class, reader);
}
private void handleRequest(Message msg) {
ORB orb;
ServiceInfo service;
CorbaDestination destination;
if (msg.getDestination() != null) {
destination = (CorbaDestination)msg.getDestination();
} else {
destination = (CorbaDestination)msg.getExchange().getDestination();
}
service = destination.getBindingInfo().getService();
CorbaMessage message = (CorbaMessage) msg;
Exchange exchange = message.getExchange();
CorbaTypeMap typeMap = message.getCorbaTypeMap();
BindingInfo bInfo = destination.getBindingInfo();
InterfaceInfo info = bInfo.getInterface();
String opName = exchange.get(String.class);
Iterator i = bInfo.getOperations().iterator();
OperationType opType = null;
BindingOperationInfo bopInfo = null;
QName opQName = null;
while (i.hasNext()) {
bopInfo = i.next();
if (bopInfo.getName().getLocalPart().equals(opName)) {
opType = bopInfo.getExtensor(OperationType.class);
opQName = bopInfo.getName();
break;
}
}
if (opType == null) {
throw new RuntimeException("Couldn't find the binding operation for " + opName);
}
orb = (ORB)exchange.get(ORB.class);
ServerRequest request = exchange.get(ServerRequest.class);
NVList list = prepareArguments(message, info, opType,
opQName, typeMap,
destination, service);
request.arguments(list);
message.setList(list);
HandlerIterator paramIterator = new HandlerIterator(message, true);
CorbaTypeEventProducer eventProducer = null;
BindingMessageInfo msgInfo = bopInfo.getInput();
boolean wrap = false;
if (bopInfo.isUnwrappedCapable()) {
wrap = true;
}
if (wrap) {
// wrapper element around our args
QName wrapperElementQName = msgInfo.getMessageInfo().getName();
eventProducer = new WrappedParameterSequenceEventProducer(wrapperElementQName,
paramIterator,
service,
orb);
} else {
eventProducer = new ParameterEventProducer(paramIterator,
service,
orb);
}
CorbaStreamReader reader = new CorbaStreamReader(eventProducer);
message.setContent(XMLStreamReader.class, reader);
}
protected NVList prepareArguments(CorbaMessage corbaMsg,
InterfaceInfo info,
OperationType opType,
QName opQName,
CorbaTypeMap typeMap,
CorbaDestination destination,
ServiceInfo service) {
BindingInfo bInfo = destination.getBindingInfo();
EndpointInfo eptInfo = destination.getEndPointInfo();
BindingOperationInfo bOpInfo = bInfo.getOperation(opQName);
OperationInfo opInfo = bOpInfo.getOperationInfo();
Exchange exg = corbaMsg.getExchange();
exg.put(BindingInfo.class, bInfo);
exg.put(InterfaceInfo.class, info);
exg.put(EndpointInfo.class, eptInfo);
exg.put(EndpointReferenceType.class, destination.getAddress());
exg.put(ServiceInfo.class, service);
exg.put(BindingOperationInfo.class, bOpInfo);
exg.put(OperationInfo.class, opInfo);
exg.put(MessageInfo.class, opInfo.getInput());
exg.put(String.class, opQName.getLocalPart());
exg.setInMessage(corbaMsg);
corbaMsg.put(MessageInfo.class, opInfo.getInput());
List paramTypes = opType.getParam();
CorbaStreamable[] arguments = new CorbaStreamable[paramTypes.size()];
NVList list = prepareDIIArgsList(corbaMsg, bOpInfo,
arguments, paramTypes,
typeMap,
exg.get(ORB.class), service);
return list;
}
protected NVList prepareDIIArgsList(CorbaMessage corbaMsg,
BindingOperationInfo boi,
CorbaStreamable[] streamables,
List paramTypes,
CorbaTypeMap map,
ORB orb,
ServiceInfo service) {
try {
// Build the list of DII arguments, returns, and exceptions
NVList list = orb.create_list(streamables.length);
OperationInfo opInfo = boi.getOperationInfo();
MessageInfo input = opInfo.getInput();
MessageInfo output = opInfo.getOutput();
String inWrapNSUri = null;
String outWrapNSUri = null;
boolean wrap = false;
if (boi.isUnwrappedCapable()) {
wrap = true;
if (input != null) {
inWrapNSUri = getWrappedParamNamespace(input);
if (!CorbaUtils.isElementFormQualified(service, inWrapNSUri)) {
inWrapNSUri = "";
}
}
if (output != null) {
outWrapNSUri = getWrappedParamNamespace(output);
if (!CorbaUtils.isElementFormQualified(service, outWrapNSUri)) {
outWrapNSUri = "";
}
}
}
int inMsgIndex = 0;
int outMsgIndex = 0;
for (int i = 0; i < paramTypes.size(); i++) {
ParamType param = paramTypes.get(i);
QName paramIdlType = param.getIdltype();
QName paramName;
ModeType paramMode = param.getMode();
if (paramMode.value().equals("in")) {
if (wrap) {
paramName = new QName(inWrapNSUri, param.getName());
} else {
paramName = getMessageParamQName(input, param.getName(), inMsgIndex);
inMsgIndex++;
}
} else {
if (wrap) {
paramName = new QName(outWrapNSUri, param.getName());
} else {
paramName = getMessageParamQName(output, param.getName(), outMsgIndex);
outMsgIndex++;
}
}
CorbaObjectHandler obj =
CorbaHandlerUtils.initializeObjectHandler(orb, paramName, paramIdlType, map, service);
streamables[i] = corbaMsg.createStreamableObject(obj, paramName);
Any value = CorbaAnyHelper.createAny(orb);
if (paramMode.value().equals("in")) {
streamables[i].setMode(org.omg.CORBA.ARG_IN.value);
streamables[i].getObject().setIntoAny(value, streamables[i], false);
} else if (paramMode.value().equals("out")) {
streamables[i].setMode(org.omg.CORBA.ARG_OUT.value);
streamables[i].getObject().setIntoAny(value, streamables[i], true);
} else {
streamables[i].setMode(org.omg.CORBA.ARG_INOUT.value);
streamables[i].getObject().setIntoAny(value, streamables[i], false);
}
list.add_value(streamables[i].getName(), value, streamables[i].getMode());
corbaMsg.addStreamableArgument(streamables[i]);
}
return list;
} catch (Exception ex) {
throw new RuntimeException(ex);
}
}
protected QName getMessageParamQName(MessageInfo msgInfo,
String paramName,
int index) {
QName paramQName;
MessagePartInfo part = msgInfo.getMessageParts().get(index);
if (part != null && part.isElement()) {
paramQName = part.getElementQName();
} else {
paramQName = part.getName();
}
return paramQName;
}
protected String getWrappedParamNamespace(MessageInfo msgInfo) {
MessagePartInfo part = msgInfo.getMessageParts().get(0);
if (part.isElement()) {
return part.getElementQName().getNamespaceURI();
} else {
return part.getName().getNamespaceURI();
}
}
}
