org.bonitasoft.engine.synchro.RemovePerfHandlerCommand Maven / Gradle / Ivy
/*
* Copyright (C) 2015 Bonitasoft S.A..
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
* MA 02110-1301 USA
*/
package org.bonitasoft.engine.synchro;
import java.io.Serializable;
import java.util.Collection;
import java.util.Iterator;
import java.util.LinkedList;
import java.util.Map;
import java.util.Set;
import org.bonitasoft.engine.command.SCommandExecutionException;
import org.bonitasoft.engine.command.TenantCommand;
import org.bonitasoft.engine.events.EventService;
import org.bonitasoft.engine.events.model.SEvent;
import org.bonitasoft.engine.events.model.SHandler;
import org.bonitasoft.engine.service.TenantServiceAccessor;
/**
* @author Guillaume Rosinosky
*/
public class RemovePerfHandlerCommand extends TenantCommand {
private static final String PROCESSINSTANCE_STATE_UPDATED = "PROCESSINSTANCE_STATE_UPDATED";
private static final String ACTIVITYINSTANCE_STATE_UPDATED = "ACTIVITYINSTANCE_STATE_UPDATED";
@Override
public Serializable execute(final Map parameters, final TenantServiceAccessor serviceAccessor)
throws SCommandExecutionException {
JMSProducer.resetInstance();
final EventService eventService = serviceAccessor.getEventService();
// Default: remove all the concerned handlers
// TODO : remove specific handlers (those who have been created in addPerf and not others)
removeAllHandlers(eventService, PROCESSINSTANCE_STATE_UPDATED, ProcessInstanceFinishedHandler.class);
removeAllHandlers(eventService, ACTIVITYINSTANCE_STATE_UPDATED, TaskReadyHandler.class);
removeAllHandlers(eventService, ACTIVITYINSTANCE_STATE_UPDATED, FlowNodeReachStateHandler.class);
return null;
}
private void removeAllHandlers(final EventService eventService, final String eventType, final Class clazz) {
final Set> handlers = eventService.getHandlers(eventType);
Collection> removeCandidates = new LinkedList>();
if (handlers != null) {
for (final Iterator> iter = handlers.iterator(); iter.hasNext(); ) {
final SHandler handler = iter.next();
if (clazz.isInstance(handler)) {
removeCandidates.add(handler);
}
}
handlers.removeAll(removeCandidates);
}
}
}