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A Lightweight Java Job Scheduling Framework

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/* 
 * Copyright 2001-2009 Terracotta, 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.quartz.exceptions;

import org.quartz.Calendar;
import org.quartz.JobDetail;
import org.quartz.Scheduler;
import org.quartz.Trigger;

/**
 * An exception that is thrown to indicate that an attempt to store a new object (i.e. {@link org.quartz.JobDetail},{@link Trigger} or {@link Calendar}) in a {@link Scheduler} failed, because one
 * with the same name & group already exists.
 * 
 * @author James House
 */
public class ObjectAlreadyExistsException extends JobPersistenceException {

  /*
   * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ Constructors. ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   */

  /**
   * 
   * Create a ObjectAlreadyExistsException with the given message.
   * 
   */
  public ObjectAlreadyExistsException(String msg) {

    super(msg);
  }

  /**
   * 
   * Create a ObjectAlreadyExistsException and auto-generate a message using the name/group from the given JobDetail.
   * 
   * 
   * The message will read: 

   * "Unable to store Job with name: '__' and group: '__', because one already exists with this identification."
   * 
   */
  public ObjectAlreadyExistsException(JobDetail offendingJob) {

    super("Unable to store Job : '" + offendingJob.getKey() + "', because one already exists with this identification.");
  }

  /**
   * 
   * Create a ObjectAlreadyExistsException and auto-generate a message using the name/group from the given Trigger.
   * 
   * 
   * The message will read: 

   * "Unable to store Trigger with name: '__' and group: '__', because one already exists with this identification."
   * 
   */
  public ObjectAlreadyExistsException(Trigger offendingTrigger) {

    super("Unable to store Trigger with name: '" + offendingTrigger.getKey().getName() + "' and group: '" + offendingTrigger.getKey().getGroup() + "', because one already exists with this identification.");
  }

}