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This module contains the Metro runtime code.
/*
* Copyright (c) 1997, 2018 Oracle and/or its affiliates. All rights reserved.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Distribution License v. 1.0, which is available at
* http://www.eclipse.org/org/documents/edl-v10.php.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
package com.sun.xml.ws.rx.rm.runtime;
import com.oracle.webservices.oracle_internal_api.rm.InboundAccepted;
import com.sun.xml.ws.api.message.Packet;
import com.sun.xml.ws.api.pipe.Fiber;
import com.sun.istack.logging.Logger;
import com.sun.xml.ws.commons.ha.HaContext;
import com.sun.xml.ws.rx.RxRuntimeException;
import com.sun.xml.ws.rx.rm.localization.LocalizationMessages;
import com.sun.xml.ws.rx.rm.protocol.AcknowledgementData;
import com.sun.xml.ws.rx.rm.runtime.delivery.Postman;
import com.sun.xml.ws.rx.rm.runtime.transaction.TransactionPropertySet;
import com.sun.xml.ws.rx.util.AbstractResponseHandler;
import java.util.concurrent.TimeUnit;
import java.util.logging.Level;
/**
*
* @author Marek Potociar
*/
class ServerDestinationDeliveryCallback implements Postman.Callback {
private static class ResponseCallbackHandler extends AbstractResponseHandler implements Fiber.CompletionCallback {
/**
* The property with this key may be set by JCaps in the message context to indicate
* whether the message that was delivered to the application endpoint should be
* acknowledged or not.
*
* The property value may be "true" or "false", "true" is default.
*
* Introduction of this property is required as a temporary workaround for missing
* concept of distinguishing between system and application errors in JAXWS RI.
* The workaround should be removed once the missing concept is introduced.
*/
private static final String RM_ACK_PROPERTY_KEY = "RM_ACK";
//
private final JaxwsApplicationMessage request;
private final RuntimeContext rc;
public ResponseCallbackHandler(JaxwsApplicationMessage request, RuntimeContext rc) {
super(rc.suspendedFiberStorage, request.getCorrelationId());
this.request = request;
this.rc = rc;
}
public void onCompletion(Packet response) {
try {
HaContext.initFrom(response);
/**
* This if clause is a part of the RM-JCaps private contract. JCaps may decide
* that the request it received should be resent and thus it should not be acknowledged.
*
* For more information, see documentation of RM_ACK_PROPERTY_KEY constant field.
*/
String rmAckPropertyValue = String.class.cast(response.invocationProperties.remove(RM_ACK_PROPERTY_KEY));
if (rmAckPropertyValue == null || Boolean.parseBoolean(rmAckPropertyValue)) {
//mark request as acknowledged here if InboundAcceptedImpl is not in use
//internalRmFeatureExists means InboundAcceptedImpl is in use
boolean internalRmFeatureExists = (rc.configuration.getInternalRmFeature() != null);
if (!internalRmFeatureExists) {
rc.destinationMessageHandler.acknowledgeApplicationLayerDelivery(request);
}
} else {
/**
* Private contract between Metro RM and Sun JavaCAPS (BPM) team
* to let them control the acknowledgement of the message.
* Does not apply to anyone else.
*/
LOGGER.finer(String.format("Value of the '%s' property is '%s'. The request has not been acknowledged.", RM_ACK_PROPERTY_KEY, rmAckPropertyValue));
RedeliveryTaskExecutor.deliverUsingCurrentThread(
request,
rc.configuration.getRmFeature().getRetransmissionBackoffAlgorithm().getDelayInMillis(request.getNextResendCount(), rc.configuration.getRmFeature().getMessageRetransmissionInterval()),
TimeUnit.MILLISECONDS,
rc.destinationMessageHandler);
return;
}
if (response.getMessage() == null) {
//was one-way request - create empty acknowledgement message if needed
AcknowledgementData ackData = rc.destinationMessageHandler.getAcknowledgementData(request.getSequenceId());
if (ackData.getAckReqestedSequenceId() != null || ackData.containsSequenceAcknowledgementData()) {
//create acknowledgement response only if there is something to send in the SequenceAcknowledgement header
response = rc.communicator.setEmptyResponseMessage(response, request.getPacket(), rc.rmVersion.protocolVersion.sequenceAcknowledgementAction);
rc.protocolHandler.appendAcknowledgementHeaders(response, ackData);
}
resumeParentFiber(response);
} else {
//two-way, response message itself (bytes) is stored as part of registerMessage
//to support Microsoft replay
JaxwsApplicationMessage message =
new JaxwsApplicationMessage(response, getCorrelationId());
rc.sourceMessageHandler.registerMessage(message,
rc.getBoundSequenceId(request.getSequenceId()),
true);
rc.sourceMessageHandler.putToDeliveryQueue(message);
}
// TODO handle RM faults
} catch (final Throwable t) {
onCompletion(t);
} finally {
HaContext.clear();
}
}
public void onCompletion(Throwable error) {
//Resume original Fiber with Throwable.
//No retry attempts to send request to application layer.
resumeParentFiber(error);
}
}
private static final Logger LOGGER = Logger.getLogger(ServerDestinationDeliveryCallback.class);
private final RuntimeContext rc;
public ServerDestinationDeliveryCallback(RuntimeContext rc) {
this.rc = rc;
}
public void deliver(ApplicationMessage message) {
if (message instanceof JaxwsApplicationMessage) {
deliver(JaxwsApplicationMessage.class.cast(message));
} else {
throw LOGGER.logSevereException(new RxRuntimeException(LocalizationMessages.WSRM_1141_UNEXPECTED_MESSAGE_CLASS(
message.getClass().getName(),
JaxwsApplicationMessage.class.getName())));
}
}
private void deliver(JaxwsApplicationMessage message) {
Fiber.CompletionCallback responseCallback = new ResponseCallbackHandler(message, rc);
Packet request = message.getPacket().copy(true);
boolean internalRmFeatureExists = (rc.configuration.getInternalRmFeature() != null);
if (internalRmFeatureExists) {
InboundAccepted inboundAccepted = new InboundAcceptedImpl(message, rc);
request.addSatellite(inboundAccepted);
}
rc.communicator.sendAsync(request, responseCallback, null);
}
@Override
public RuntimeContext getRuntimeContext() {
return rc;
}
}