Package org.jbpm.jpdl.internal.activity

Source Code of org.jbpm.jpdl.internal.activity.EndActivity

/*
* JBoss, Home of Professional Open Source
* Copyright 2005, JBoss Inc., and individual contributors as indicated
* by the @authors tag. See the copyright.txt in the distribution for a
* full listing of individual contributors.
*
* This 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 software 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 software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.jbpm.jpdl.internal.activity;

import java.util.List;

import org.jbpm.api.activity.ActivityExecution;
import org.jbpm.api.model.OpenExecution;
import org.jbpm.pvm.internal.model.Activity;
import org.jbpm.pvm.internal.model.ActivityImpl;
import org.jbpm.pvm.internal.model.ExecutionImpl;
import org.jbpm.pvm.internal.model.Transition;


/**
* @author Tom Baeyens
*/
public class EndActivity extends JpdlActivity {

  private static final long serialVersionUID = 1L;
 
  protected boolean endProcessInstance = true;
  protected String state = null;

  public void execute(ActivityExecution execution) {
    execute((ExecutionImpl)execution);
  }
 
  public void execute(ExecutionImpl execution) {
    Activity activity = execution.getActivity();
    List<Transition> outgoingTransitions = activity.getOutgoingTransitions();
    ActivityImpl parentActivity = (ActivityImpl) activity.getParentActivity();

    if ( (parentActivity!=null)
         && ("group".equals(parentActivity.getType()))
       ) {
      // if the end activity itself has an outgoing transition
      // (such end activities should be drawn on the border of the group)
      if ( (outgoingTransitions!=null)
              && (outgoingTransitions.size()==1)
          ) {
         Transition outgoingTransition = outgoingTransitions.get(0);
         // taking the transition that goes over the group boundaries will
         // destroy the scope automatically (see atomic operation TakeTransition)
         execution.take(outgoingTransition);

      } else {
        execution.setActivity(parentActivity);
        execution.signal();
      }
       
    } else {
      ExecutionImpl executionToEnd = null;
      if (endProcessInstance) {
        executionToEnd = execution.getProcessInstance();
      } else {
        executionToEnd = execution;
      }
     
      if (state==null) {
        executionToEnd.end();
      } else {
        executionToEnd.end(state);
      }
    }
  }
 
  public void setEndProcessInstance(boolean endProcessInstance) {
    this.endProcessInstance = endProcessInstance;
  }
  public void setState(String state) {
    this.state = state;
  }
}
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