/**
* 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.ws.rm;
import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.util.Collection;
import java.util.List;
import java.util.Map;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.xml.stream.XMLStreamException;
import javax.xml.stream.XMLStreamWriter;
import org.apache.cxf.Bus;
import org.apache.cxf.binding.Binding;
import org.apache.cxf.common.logging.LogUtils;
import org.apache.cxf.endpoint.Endpoint;
import org.apache.cxf.interceptor.AbstractOutDatabindingInterceptor;
import org.apache.cxf.interceptor.AttachmentOutInterceptor;
import org.apache.cxf.interceptor.Fault;
import org.apache.cxf.interceptor.LoggingOutInterceptor;
import org.apache.cxf.message.Exchange;
import org.apache.cxf.message.ExchangeImpl;
import org.apache.cxf.message.FaultMode;
import org.apache.cxf.message.Message;
import org.apache.cxf.message.MessageContentsList;
import org.apache.cxf.message.MessageUtils;
import org.apache.cxf.phase.AbstractPhaseInterceptor;
import org.apache.cxf.phase.Phase;
import org.apache.cxf.service.Service;
import org.apache.cxf.service.model.BindingInfo;
import org.apache.cxf.service.model.BindingOperationInfo;
import org.apache.cxf.service.model.OperationInfo;
import org.apache.cxf.ws.addressing.AddressingProperties;
import org.apache.cxf.ws.addressing.AttributedURIType;
import org.apache.cxf.ws.addressing.ContextUtils;
import org.apache.cxf.ws.rm.persistence.RMMessage;
import org.apache.cxf.ws.rm.persistence.RMStore;
import org.apache.cxf.ws.rm.v200702.Identifier;
import org.apache.cxf.ws.rm.v200702.SequenceAcknowledgement;
import org.apache.cxf.ws.rm.v200702.SequenceType;
import org.apache.cxf.ws.rm.v200702.TerminateSequenceType;
/**
*
*/
public class RMCaptureOutInterceptor extends AbstractRMInterceptor<Message> {
private static final Logger LOG = LogUtils.getL7dLogger(RMCaptureOutInterceptor.class);
public RMCaptureOutInterceptor() {
super(Phase.PRE_STREAM);
addBefore(AttachmentOutInterceptor.class.getName());
addBefore(LoggingOutInterceptor.class.getName());
}
protected void handle(Message msg) throws SequenceFault, RMException {
AddressingProperties maps = ContextUtils.retrieveMAPs(msg, false, true, false);
if (null == maps) {
LogUtils.log(LOG, Level.WARNING, "MAPS_RETRIEVAL_FAILURE_MSG");
return;
}
if (Boolean.TRUE.equals(msg.get(RMMessageConstants.RM_RETRANSMISSION))) {
return;
}
if (isRuntimeFault(msg)) {
LogUtils.log(LOG, Level.WARNING, "RUNTIME_FAULT_MSG");
// in case of a SequenceFault or other WS-RM related fault, set action appropriately.
// the received inbound maps is available to extract some values in case if needed.
Throwable cause = msg.getContent(Exception.class).getCause();
if (cause instanceof SequenceFault || cause instanceof RMException) {
maps.getAction().setValue(getAddressingNamespace(maps) + "/fault");
}
return;
}
Source source = getManager().getSource(msg);
RMConfiguration config = getManager().getEffectiveConfiguration(msg);
String wsaNamespace = config.getAddressingNamespace();
String rmNamespace = config.getRMNamespace();
ProtocolVariation protocol = ProtocolVariation.findVariant(rmNamespace, wsaNamespace);
RMContextUtils.setProtocolVariation(msg, protocol);
maps.exposeAs(wsaNamespace);
String action = null;
if (null != maps.getAction()) {
action = maps.getAction().getValue();
}
if (LOG.isLoggable(Level.FINE)) {
LOG.fine("Action: " + action);
}
boolean isApplicationMessage = !RMContextUtils.isRMProtocolMessage(action);
boolean isPartialResponse = MessageUtils.isPartialResponse(msg);
RMConstants constants = protocol.getConstants();
boolean isLastMessage = RM10Constants.CLOSE_SEQUENCE_ACTION.equals(action);
RMProperties rmpsOut = RMContextUtils.retrieveRMProperties(msg, true);
if (null == rmpsOut) {
rmpsOut = new RMProperties();
rmpsOut.exposeAs(protocol.getWSRMNamespace());
RMContextUtils.storeRMProperties(msg, rmpsOut, true);
}
// Activate process response for oneWay
if (msg.getExchange().isOneWay()) {
msg.getExchange().put(Message.PROCESS_ONEWAY_RESPONSE, true);
}
RMProperties rmpsIn = null;
Identifier inSeqId = null;
long inMessageNumber = 0;
if (isApplicationMessage) {
rmpsIn = RMContextUtils.retrieveRMProperties(msg, false);
if (null != rmpsIn && null != rmpsIn.getSequence()) {
inSeqId = rmpsIn.getSequence().getIdentifier();
inMessageNumber = rmpsIn.getSequence().getMessageNumber();
}
ContextUtils.storeDeferUncorrelatedMessageAbort(msg);
}
Map<?, ?> invocationContext = (Map<?, ?>)msg.get(Message.INVOCATION_CONTEXT);
// special check for closing RM 1.0 sequence with no application message
// need to generate Sequence header for the LastMessage element anyway, in this case
boolean close10 = isLastMessage && RM10Constants.NAMESPACE_URI.equals(rmNamespace) && invocationContext != null;
if ((isApplicationMessage || close10) && !isPartialResponse) {
if (LOG.isLoggable(Level.FINE)) {
LOG.fine("inbound sequence: " + (null == inSeqId ? "null" : inSeqId.getValue()));
}
// get the current sequence, requesting the creation of a new one if necessary
synchronized (source) {
SourceSequence seq = null;
if (isLastMessage) {
seq = (SourceSequence)invocationContext.get(SourceSequence.class.getName());
} else {
seq = getManager().getSequence(inSeqId, msg, maps);
}
assert null != seq;
// increase message number and store a sequence type object in
// context
seq.nextMessageNumber(inSeqId, inMessageNumber, isLastMessage);
if (Boolean.TRUE.equals(msg.getContextualProperty(RMManager.WSRM_LAST_MESSAGE_PROPERTY))) {
// mark the message as the last one
seq.setLastMessage(true);
}
rmpsOut.setSequence(seq);
// if this was the last message in the sequence, reset the
// current sequence so that a new one will be created next
// time the handler is invoked
if (seq.isLastMessage()) {
source.setCurrent(null);
}
}
} else if (!MessageUtils.isRequestor(msg) && constants.getCreateSequenceAction().equals(action)) {
maps.getAction().setValue(constants.getCreateSequenceResponseAction());
} else if (isPartialResponse && action == null
&& isResponseToAction(msg, constants.getSequenceAckAction())) {
Collection<SequenceAcknowledgement> acks = rmpsIn.getAcks();
if (acks.size() == 1) {
SourceSequence ss = source.getSequence(acks.iterator().next().getIdentifier());
if (ss != null && ss.allAcknowledged()) {
setAction(maps, constants.getTerminateSequenceAction());
setTerminateSequence(msg, ss.getIdentifier(), protocol);
msg.remove(Message.EMPTY_PARTIAL_RESPONSE_MESSAGE);
// removing this sequence now. See the comment in SourceSequence.setAcknowledged()
source.removeSequence(ss);
}
}
}
// capture message if retransmission possible
if (isApplicationMessage && !isPartialResponse) {
getManager().initializeInterceptorChain(msg);
//doneCaptureMessage(msg);
captureMessage(msg);
}
}
private void captureMessage(Message message) {
message.put(RMMessageConstants.MESSAGE_CAPTURE, Boolean.TRUE);
message.getInterceptorChain().add(new CaptureStart());
message.getInterceptorChain().add(new CaptureEnd());
}
private class CaptureStart extends AbstractPhaseInterceptor<Message> {
public CaptureStart() {
super(Phase.PRE_PROTOCOL);
}
@Override
public void handleMessage(Message message) throws Fault {
XMLStreamWriter writer = message.getContent(XMLStreamWriter.class);
message.put("RM_ORIGINAL_WRITER", writer);
writer = new CapturingXMLWriter(writer);
message.put("RM_CAPTURING_WRITER", writer);
message.setContent(XMLStreamWriter.class, writer);
message.put(AbstractOutDatabindingInterceptor.DISABLE_OUTPUTSTREAM_OPTIMIZATION, Boolean.TRUE);
}
}
private class CaptureEnd extends AbstractPhaseInterceptor<Message> {
public CaptureEnd() {
super(Phase.POST_PROTOCOL);
}
@Override
public void handleMessage(Message message) throws Fault {
XMLStreamWriter w = (XMLStreamWriter)message.get("RM_ORIGINAL_WRITER");
message.setContent(XMLStreamWriter.class, w);
CapturingXMLWriter cw = (CapturingXMLWriter)message.get("RM_CAPTURING_WRITER");
try {
RMProperties rmps = RMContextUtils.retrieveRMProperties(message, true);
SequenceType sequence = rmps.getSequence();
Long number = sequence.getMessageNumber();
Identifier sid = sequence.getIdentifier();
if (LOG.isLoggable(Level.INFO)) {
LOG.log(Level.INFO, "Captured message " + number + " in sequence " + sid.getValue());
}
// save message for potential retransmission
ByteArrayInputStream bis = cw.getOutputStream().createInputStream();
message.put(RMMessageConstants.SAVED_CONTENT, RewindableInputStream.makeRewindable(bis));
RMManager manager = getManager();
manager.getRetransmissionQueue().start();
manager.getRetransmissionQueue().addUnacknowledged(message);
RMStore store = manager.getStore();
if (null != store) {
// persist message to store
Source s = manager.getSource(message);
SourceSequence ss = s.getSequence(sid);
RMMessage msg = new RMMessage();
msg.setMessageNumber(number);
if (!MessageUtils.isRequestor(message)) {
AddressingProperties maps = RMContextUtils.retrieveMAPs(message, false, true);
if (null != maps && null != maps.getTo()) {
msg.setTo(maps.getTo().getValue());
}
}
msg.setContent(bis);
store.persistOutgoing(ss, msg);
}
} catch (RMException e) {
// ignore
} catch (XMLStreamException e) {
LOG.log(Level.SEVERE, "Error persisting message", e);
} catch (IOException e) {
LOG.log(Level.SEVERE, "Error persisting message", e);
}
if (cw.getThrowable() != null) {
Throwable t = cw.getThrowable();
RuntimeException exception = null;
if (t instanceof RuntimeException) {
exception = (RuntimeException)t;
} else {
exception = new Fault(t);
}
throw exception;
}
}
}
private String getAddressingNamespace(AddressingProperties maps) {
String wsaNamespace = maps.getNamespaceURI();
if (wsaNamespace == null) {
getManager().getConfiguration().getAddressingNamespace();
}
return wsaNamespace;
}
boolean isRuntimeFault(Message message) {
FaultMode mode = MessageUtils.getFaultMode(message);
if (null == mode) {
return false;
}
return FaultMode.CHECKED_APPLICATION_FAULT != mode;
}
private boolean isResponseToAction(Message msg, String action) {
AddressingProperties inMaps = RMContextUtils.retrieveMAPs(msg, false, false);
String inAction = null;
if (null != inMaps.getAction()) {
inAction = inMaps.getAction().getValue();
}
return action.equals(inAction);
}
private void setTerminateSequence(Message msg, Identifier identifier, ProtocolVariation protocol)
throws RMException {
TerminateSequenceType ts = new TerminateSequenceType();
ts.setIdentifier(identifier);
MessageContentsList contents =
new MessageContentsList(new Object[]{protocol.getCodec().convertToSend(ts)});
msg.setContent(List.class, contents);
// create a new exchange for this output-only exchange
Exchange newex = new ExchangeImpl();
Exchange oldex = msg.getExchange();
newex.put(Bus.class, oldex.getBus());
newex.put(Endpoint.class, oldex.getEndpoint());
newex.put(Service.class, oldex.getEndpoint().getService());
newex.put(Binding.class, oldex.getEndpoint().getBinding());
newex.setConduit(oldex.getConduit(msg));
newex.setDestination(oldex.getDestination());
//Setup the BindingOperationInfo
RMEndpoint rmep = getManager().getReliableEndpoint(msg);
OperationInfo oi = rmep.getEndpoint(protocol).getEndpointInfo().getService().getInterface()
.getOperation(protocol.getConstants().getTerminateSequenceAnonymousOperationName());
BindingInfo bi = rmep.getBindingInfo(protocol);
BindingOperationInfo boi = bi.getOperation(oi);
newex.put(BindingInfo.class, bi);
newex.put(BindingOperationInfo.class, boi);
newex.put(OperationInfo.class, boi.getOperationInfo());
msg.setExchange(newex);
newex.setOutMessage(msg);
}
private static void setAction(AddressingProperties maps, String action) {
AttributedURIType actionURI = new AttributedURIType();
actionURI.setValue(action);
maps.setAction(actionURI);
}
}