/*
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* JBoss, Home of Professional Open Source
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* Copyright 2005, JBoss Inc., and individual contributors as indicated
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* by the @authors tag. See the copyright.txt in the distribution for a
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* full listing of individual contributors.
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*
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* This is free software; you can redistribute it and/or modify it
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* under the terms of the GNU Lesser General Public License as
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* published by the Free Software Foundation; either version 2.1 of
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* the License, or (at your option) any later version.
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*
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* This software is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this software; if not, write to the Free
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* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
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* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
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*/
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package org.jbpm.pvm.internal.cmd;
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import java.util.HashSet;
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import java.util.Set;
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import org.hibernate.Session;
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import org.jbpm.api.JbpmException;
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import org.jbpm.api.cmd.Environment;
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import org.jbpm.pvm.internal.task.ParticipationImpl;
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import org.jbpm.pvm.internal.task.TaskImpl;
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/**
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* @author Tom Baeyens
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*/
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public class RemoveParticipantCmd extends AbstractCommand<Object> {
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private static final long serialVersionUID = 1L;
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protected Long taskDbid;
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protected Long swimlaneId;
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protected String userId;
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protected String groupId;
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protected String participationType;
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public RemoveParticipantCmd(String taskId, String swimlaneId, String userId, String groupId, String participationType) {
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this.swimlaneId = (swimlaneId!=null ? Long.parseLong(swimlaneId) : null );
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this.taskDbid = (taskId!=null ? Long.parseLong(taskId) : null );
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this.userId = userId;
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this.groupId = groupId;
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this.participationType = participationType;
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}
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public Object execute(Environment environment) throws Exception {
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Session session = environment.get(Session.class);
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if (taskDbid!=null) {
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TaskImpl task = (TaskImpl) session.get(TaskImpl.class, taskDbid);
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if (task==null) {
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throw new JbpmException("task "+taskDbid+" was not found");
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}
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Set<ParticipationImpl> participations = new HashSet<ParticipationImpl>(task.getParticipations());
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for (ParticipationImpl participation : participations) {
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boolean userMatch = userId!=null ? userId.equals(participation.getUserId()) : false;
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boolean groupMatch = groupId!=null ? groupId.equals(participation.getGroupId()) : false;
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if ( ( userMatch || groupMatch )
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&& participation.getType().equals(participationType)
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) {
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task.removeParticipant(participation);
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}
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}
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}
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return null;
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}
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}
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