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org.apache.cxf.ws.rm.Proxy 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.ws.rm;
import java.util.Collections;
import java.util.HashMap;
import java.util.Map;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.xml.datatype.Duration;
import org.apache.cxf.Bus;
import org.apache.cxf.common.logging.LogUtils;
import org.apache.cxf.endpoint.Client;
import org.apache.cxf.endpoint.ClientImpl;
import org.apache.cxf.endpoint.ConduitSelector;
import org.apache.cxf.endpoint.DeferredConduitSelector;
import org.apache.cxf.endpoint.Endpoint;
import org.apache.cxf.message.Message;
import org.apache.cxf.service.model.BindingInfo;
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.OperationInfo;
import org.apache.cxf.transport.Conduit;
import org.apache.cxf.ws.addressing.AttributedURIType;
import org.apache.cxf.ws.addressing.EndpointReferenceType;
import org.apache.cxf.ws.addressing.RelatesToType;
import org.apache.cxf.ws.rm.manager.SourcePolicyType;
import org.apache.cxf.ws.rm.v200702.CreateSequenceResponseType;
import org.apache.cxf.ws.rm.v200702.CreateSequenceType;
import org.apache.cxf.ws.rm.v200702.Expires;
import org.apache.cxf.ws.rm.v200702.Identifier;
import org.apache.cxf.ws.rm.v200702.OfferType;
import org.apache.cxf.ws.rm.v200702.TerminateSequenceType;
/**
*
*/
public class Proxy {
private static final Logger LOG = LogUtils.getL7dLogger(Proxy.class);
private RMEndpoint reliableEndpoint;
// REVISIT assumption there is only a single outstanding offer
private Identifier offeredIdentifier;
public Proxy(RMEndpoint rme) {
reliableEndpoint = rme;
}
RMEndpoint getReliableEndpoint() {
return reliableEndpoint;
}
void acknowledge(DestinationSequence ds) throws RMException {
String address = ds.getAcksTo().getAddress().getValue();
if (RMUtils.getAddressingConstants().getAnonymousURI().equals(address)) {
LOG.log(Level.WARNING, "STANDALONE_ANON_ACKS_NOT_SUPPORTED");
return;
}
RMConstants constants = reliableEndpoint.getProtocol().getConstants();
OperationInfo oi = reliableEndpoint.getEndpoint().getEndpointInfo().getService().getInterface()
.getOperation(constants.getSequenceAckOperationName());
invoke(oi, new Object[] {ds}, null);
}
void terminate(SourceSequence ss) throws RMException {
RMConstants constants = reliableEndpoint.getProtocol().getConstants();
OperationInfo oi = reliableEndpoint.getEndpoint().getEndpointInfo().getService().getInterface()
.getOperation(constants.getTerminateSequenceOperationName());
TerminateSequenceType ts = new TerminateSequenceType();
ts.setIdentifier(ss.getIdentifier());
EncoderDecoder codec = reliableEndpoint.getProtocol().getCodec();
invoke(oi, new Object[] {codec.convertToSend(ts)}, null);
}
void createSequenceResponse(final Object createResponse) throws RMException {
LOG.fine("sending CreateSequenceResponse from client side");
RMConstants constants = reliableEndpoint.getProtocol().getConstants();
final OperationInfo oi = reliableEndpoint.getEndpoint().getEndpointInfo().getService().getInterface()
.getOperation(constants.getCreateSequenceResponseOnewayOperationName());
// TODO: need to set relatesTo
invoke(oi, new Object[] {createResponse}, null);
}
public CreateSequenceResponseType createSequence(
EndpointReferenceType defaultAcksTo,
RelatesToType relatesTo,
boolean isServer) throws RMException {
SourcePolicyType sp = reliableEndpoint.getManager().getSourcePolicy();
CreateSequenceType create = new CreateSequenceType();
String address = sp.getAcksTo();
EndpointReferenceType acksTo = null;
if (null != address) {
acksTo = RMUtils.createReference(address);
} else {
acksTo = defaultAcksTo;
}
create.setAcksTo(acksTo);
Duration d = sp.getSequenceExpiration();
if (null != d) {
Expires expires = new Expires();
expires.setValue(d);
create.setExpires(expires);
}
if (sp.isIncludeOffer()) {
OfferType offer = new OfferType();
d = sp.getOfferedSequenceExpiration();
if (null != d) {
Expires expires = new Expires();
expires.setValue(d);
offer.setExpires(expires);
}
offer.setIdentifier(reliableEndpoint.getSource().generateSequenceIdentifier());
create.setOffer(offer);
setOfferedIdentifier(offer);
}
InterfaceInfo ii = reliableEndpoint.getEndpoint().getEndpointInfo().getService().getInterface();
EncoderDecoder codec = reliableEndpoint.getProtocol().getCodec();
RMConstants constants = codec.getConstants();
final OperationInfo oi = isServer
? ii.getOperation(constants.getCreateSequenceOnewayOperationName())
: ii.getOperation(constants.getCreateSequenceOperationName());
final Object send = codec.convertToSend(create);
// tried using separate thread - did not help either
if (isServer) {
LOG.fine("sending CreateSequenceRequest from server side");
Runnable r = new Runnable() {
public void run() {
try {
invoke(oi, new Object[] {send}, null);
} catch (RMException ex) {
// already logged
}
}
};
reliableEndpoint.getApplicationEndpoint().getExecutor().execute(r);
return null;
}
Object resp = invoke(oi, new Object[] {send}, null);
return codec.convertReceivedCreateSequenceResponse(resp);
}
void lastMessage(SourceSequence s) throws RMException {
EndpointReferenceType target = s.getTarget();
AttributedURIType uri = null;
if (null != target) {
uri = target.getAddress();
}
String addr = null;
if (null != uri) {
addr = uri.getValue();
}
if (addr == null) {
LOG.log(Level.WARNING, "STANDALONE_CLOSE_SEQUENCE_NO_TARGET_MSG");
return;
}
if (RMUtils.getAddressingConstants().getAnonymousURI().equals(addr)) {
LOG.log(Level.WARNING, "STANDALONE_CLOSE_SEQUENCE_ANON_TARGET_MSG");
return;
}
RMConstants constants = reliableEndpoint.getProtocol().getConstants();
OperationInfo oi = reliableEndpoint.getEndpoint().getEndpointInfo().getService().getInterface()
.getOperation(constants.getCloseSequenceOperationName());
// pass reference to source sequence in invocation context
Map context = new HashMap(
Collections.singletonMap(SourceSequence.class.getName(),
(Object)s));
invoke(oi, new Object[] {}, context);
}
void ackRequested(SourceSequence s) throws RMException {
EndpointReferenceType target = s.getTarget();
AttributedURIType uri = null;
if (null != target) {
uri = target.getAddress();
}
String addr = null;
if (null != uri) {
addr = uri.getValue();
}
if (addr == null) {
LOG.log(Level.WARNING, "STANDALONE_ACK_REQUESTED_NO_TARGET_MSG");
return;
}
if (RMUtils.getAddressingConstants().getAnonymousURI().equals(addr)) {
LOG.log(Level.WARNING, "STANDALONE_ACK_REQUESTED_ANON_TARGET_MSG");
return;
}
RMConstants constants = reliableEndpoint.getProtocol().getConstants();
OperationInfo oi = reliableEndpoint.getEndpoint().getEndpointInfo().getService().getInterface()
.getOperation(constants.getAckRequestedOperationName());
invoke(oi, new Object[] {}, null);
}
Identifier getOfferedIdentifier() {
return offeredIdentifier;
}
void setOfferedIdentifier(OfferType offer) {
if (offer != null) {
offeredIdentifier = offer.getIdentifier();
}
}
Object invoke(OperationInfo oi, Object[] params, Map context) throws RMException {
if (LOG.isLoggable(Level.INFO)) {
LOG.log(Level.INFO, "Sending out-of-band RM protocol message {0}.",
oi == null ? null : oi.getName());
}
RMManager manager = reliableEndpoint.getManager();
Bus bus = manager.getBus();
Endpoint endpoint = reliableEndpoint.getEndpoint();
BindingInfo bi = reliableEndpoint.getBindingInfo();
Conduit c = reliableEndpoint.getConduit();
Client client = null;
if (params.length > 0 && params[0] instanceof DestinationSequence) {
EndpointReferenceType acksTo = ((DestinationSequence)params[0]).getAcksTo();
String acksAddress = acksTo.getAddress().getValue();
AttributedURIType attrURIType = new AttributedURIType();
attrURIType.setValue(acksAddress);
EndpointReferenceType acks = new EndpointReferenceType();
acks.setAddress(attrURIType);
client = createClient(bus, endpoint, c, acks);
params = new Object[] {};
} else {
EndpointReferenceType replyTo = reliableEndpoint.getReplyTo();
client = createClient(bus, endpoint, c, replyTo);
}
BindingOperationInfo boi = bi.getOperation(oi);
try {
Object[] result = client.invoke(boi, params, context);
if (result != null && result.length > 0) {
return result[0];
}
} catch (Exception ex) {
org.apache.cxf.common.i18n.Message msg =
new org.apache.cxf.common.i18n.Message("SEND_PROTOCOL_MSG_FAILED_EXC", LOG,
oi == null ? null : oi.getName());
LOG.log(Level.SEVERE, msg.toString(), ex);
throw new RMException(msg, ex);
}
return null;
}
protected Client createClient(Bus bus, Endpoint endpoint, Conduit conduit,
final EndpointReferenceType address) {
ConduitSelector cs = new DeferredConduitSelector(conduit) {
@Override
public synchronized Conduit selectConduit(Message message) {
Conduit conduit = null;
EndpointInfo endpointInfo = getEndpoint().getEndpointInfo();
EndpointReferenceType original =
endpointInfo.getTarget();
try {
if (null != address) {
endpointInfo.setAddress(address);
}
conduit = super.selectConduit(message);
} finally {
endpointInfo.setAddress(original);
}
return conduit;
}
};
RMClient client = new RMClient(bus, endpoint, cs);
Map context = client.getRequestContext();
ProtocolVariation protocol = reliableEndpoint.getProtocol();
context.put(RMManager.WSRM_VERSION_PROPERTY, protocol.getWSRMNamespace());
context.put(RMManager.WSRM_WSA_VERSION_PROPERTY, protocol.getWSANamespace());
return client;
}
class RMClient extends ClientImpl {
RMClient(Bus bus, Endpoint endpoint, ConduitSelector cs) {
super(bus, endpoint, cs);
}
@Override
public void onMessage(Message m) {
m.getExchange().put(Endpoint.class, Proxy.this.reliableEndpoint.getApplicationEndpoint());
super.onMessage(m);
}
}
// for test
void setReliableEndpoint(RMEndpoint rme) {
reliableEndpoint = rme;
}
}
