/*
* Copyright 2007 OpenSymphony
*
* 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.
*
*/
using System;
using Common.Logging;
using Quartz;
namespace Quartz.Examples.Example4{
/// <summary>
/// This is just a simple job that receives parameters and
/// maintains state
/// </summary>
/// <author>Bill Kratzer</author>
public class ColorJob : IStatefulJob
{
private static ILog _log = LogManager.GetLogger(typeof(ColorJob));
// parameter names specific to this job
public const string FAVORITE_COLOR = "favorite color";
public const string EXECUTION_COUNT = "count";
// Since Quartz will re-instantiate a class every time it
// gets executed, members non-static member variables can
// not be used to maintain state!
private int _counter = 1;
/// <summary>
/// Called by the <see cref="IScheduler" /> when a
/// <see cref="Trigger" /> fires that is associated with
/// the <see cref="IJob" />.
/// </summary>
public virtual void Execute(JobExecutionContext context)
{
// This job simply prints out its job name and the
// date and time that it is running
string jobName = context.JobDetail.FullName;
// Grab and print passed parameters
JobDataMap data = context.JobDetail.JobDataMap;
string favoriteColor = data.GetString(FAVORITE_COLOR);
int count = data.GetInt(EXECUTION_COUNT);
_log.Info(string.Format("ColorJob: {0} executing at {1}\n favorite color is {2}\n execution count (from job map) is {3}\n execution count (from job member variable) is {4}",
jobName, DateTime.Now.ToString("r"), favoriteColor, count, _counter));
// increment the count and store it back into the
// job map so that job state can be properly maintained
count++;
data.Put(EXECUTION_COUNT, count);
// Increment the local member variable
// This serves no real purpose since job state can not
// be maintained via member variables!
_counter++;
}
}
}
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