/**
* Copyright 2010 JBoss Inc
*
* Licensed 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.jbpm.task.event;
import java.util.Iterator;
import java.util.List;
import org.jbpm.eventmessaging.EventKey;
import org.jbpm.eventmessaging.EventKeys;
import org.jbpm.eventmessaging.EventTriggerTransport;
import org.jbpm.eventmessaging.Payload;
public class MessagingTaskEventListener implements TaskEventListener {
private EventKeys keys;
public MessagingTaskEventListener(EventKeys keys) {
this.keys = keys;
}
public void taskClaimed(TaskClaimedEvent event) {
EventKey key = new TaskEventKey(TaskClaimedEvent.class, event.getTaskId() );
List<EventTriggerTransport> targets = keys.getTargets( key );
if ( targets == null ){
return;
}
Payload payload = new EventPayload( event );
for ( Iterator<EventTriggerTransport> it = targets.iterator(); it.hasNext(); ) {
EventTriggerTransport target = it.next();
target.trigger( payload );
if ( target.isRemove() ) {
it.remove();
}
}
if ( targets.isEmpty() ) {
keys.removeKey( key );
}
}
public void taskCompleted(TaskCompletedEvent event) {
EventKey key = new TaskEventKey(TaskCompletedEvent.class, event.getTaskId() );
List<EventTriggerTransport> targets = keys.getTargets( key );
if ( targets == null ){
key = new TaskEventKey(TaskCompletedEvent.class, -1);
targets = keys.getTargets( key );
if (targets == null) {
return;
}
} else {
key = new TaskEventKey(TaskCompletedEvent.class, -1);
List<EventTriggerTransport> additionalTargets = keys.getTargets( key );
if (additionalTargets != null) {
targets.addAll(additionalTargets);
}
}
Payload payload = new EventPayload( event );
for ( Iterator<EventTriggerTransport> it = targets.iterator(); it.hasNext(); ) {
EventTriggerTransport target = it.next();
target.trigger( payload );
if ( target.isRemove() ) {
it.remove();
}
}
if ( targets.isEmpty() ) {
keys.removeKey( key );
}
}
public void taskFailed(TaskFailedEvent event) {
EventKey key = new TaskEventKey(TaskFailedEvent.class, event.getTaskId() );
List<EventTriggerTransport> targets = keys.getTargets( key );
if ( targets == null ){
key = new TaskEventKey(TaskFailedEvent.class, -1);
targets = keys.getTargets( key );
if (targets == null) {
return;
}
} else {
key = new TaskEventKey(TaskFailedEvent.class, -1);
List<EventTriggerTransport> additionalTargets = keys.getTargets( key );
if (additionalTargets != null) {
targets.addAll(additionalTargets);
}
}
Payload payload = new EventPayload( event );
for ( Iterator<EventTriggerTransport> it = targets.iterator(); it.hasNext(); ) {
EventTriggerTransport target = it.next();
target.trigger( payload );
if ( target.isRemove() ) {
it.remove();
}
}
if ( targets.isEmpty() ) {
keys.removeKey( key );
}
}
public void taskSkipped(TaskSkippedEvent event) {
EventKey key = new TaskEventKey(TaskSkippedEvent.class, event.getTaskId() );
List<EventTriggerTransport> targets = keys.getTargets( key );
if ( targets == null ){
key = new TaskEventKey(TaskSkippedEvent.class, -1);
targets = keys.getTargets( key );
if (targets == null) {
return;
}
} else {
key = new TaskEventKey(TaskSkippedEvent.class, -1);
List<EventTriggerTransport> additionalTargets = keys.getTargets( key );
if (additionalTargets != null) {
targets.addAll(additionalTargets);
}
}
Payload payload = new EventPayload( event );
for ( Iterator<EventTriggerTransport> it = targets.iterator(); it.hasNext(); ) {
EventTriggerTransport target = it.next();
target.trigger( payload );
if ( target.isRemove() ) {
it.remove();
}
}
if ( targets.isEmpty() ) {
keys.removeKey( key );
}
}
}