/*
 * 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.taskmgmt.def;

import java.util.*;

import org.jbpm.module.def.*;
import org.jbpm.module.exe.*;
import org.jbpm.taskmgmt.exe.*;

/**
 * extends a process definition with information about tasks, swimlanes (for task assignment).
 */
public class TaskMgmtDefinition extends ModuleDefinition {

  private static final long serialVersionUID = 1L;
  
  protected Map swimlanes = null; 
  protected Map tasks = null;
  protected Task startTask = null;

  // constructors /////////////////////////////////////////////////////////////
  
  public TaskMgmtDefinition() {
  }

  public ModuleInstance createInstance() {
    return new TaskMgmtInstance(this);
  }

  // swimlanes ////////////////////////////////////////////////////////////////

  public void addSwimlane( Swimlane swimlane ) {
    if (swimlanes==null) swimlanes = new HashMap();
    swimlanes.put(swimlane.getName(), swimlane);
    swimlane.setTaskMgmtDefinition(this);
  }

  public Map getSwimlanes() {
    return swimlanes;
  }
  
  public Swimlane getSwimlane( String swimlaneName ) {
    if (swimlanes==null) return null;
    return (Swimlane) swimlanes.get( swimlaneName );
  }

  // tasks ////////////////////////////////////////////////////////////////////

  public void addTask( Task task ) {
    if (tasks==null) tasks = new HashMap();
    task.setTaskMgmtDefinition(this);
    tasks.put(task.getName(), task);
  }

  public Map getTasks() {
    return tasks;
  }
  
  public Task getTask( String taskName ) {
    if (tasks==null) return null;
    return (Task) tasks.get( taskName );
  }

  // start task ///////////////////////////////////////////////////////////////

  public Task getStartTask() {
    return startTask;
  }
  public void setStartTask(Task startTask) {
    this.startTask = startTask;
  }
}