SimpleTriggerObject.cs :  » Inversion-of-Control-Dependency-Injection » Spring.net » Spring » Scheduling » Quartz » C# / CSharp Open Source

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C# / CSharp Open Source » Inversion of Control Dependency Injection » Spring.net 
Spring.net » Spring » Scheduling » Quartz » SimpleTriggerObject.cs
/*
* Copyright 2002-2007 the original author or authors.
*
* 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 System.Collections;
using Quartz;
using Spring.Objects.Factory;

namespace Spring.Scheduling.Quartz{
  /// <summary> 
  /// Convenience subclass of Quartz's <see cref="SimpleTrigger" />
  /// class, making properties based usage easier.
  /// </summary>
  /// <remarks>
  /// <p>
  /// SimpleTrigger itself is already a PONO but lacks sensible defaults.
  /// This class uses the Spring object name as job name, the Quartz default group
  /// ("DEFAULT") as job group, the current time as start time, and indefinite
  /// repetition, if not specified.
  /// </p>
  /// 
  /// <p>
  /// This class will also register the trigger with the job name and group of
  /// a given <see cref="JobDetail" />. This allows <see cref="SchedulerFactoryObject" />
  /// to automatically register a trigger for the corresponding JobDetail,
  /// instead of registering the JobDetail separately.
  /// </p>
    /// </remarks>
  /// <author>Juergen Hoeller</author>
  /// <seealso cref="Trigger.Name" />
    /// <seealso cref="Trigger.Group" />
    /// <seealso cref="Trigger.StartTimeUtc" />
    /// <seealso cref="Trigger.JobName" />
    /// <seealso cref="Trigger.JobGroup" />
    /// <seealso cref="SimpleTriggerObject.JobDetail" />
  /// <seealso cref="SchedulerAccessor.Triggers" />
  /// <seealso cref="SchedulerAccessor.JobDetails" />
  /// <seealso cref="CronTriggerObject" />
  public class SimpleTriggerObject : SimpleTrigger, IJobDetailAwareTrigger, IObjectNameAware, IInitializingObject
  {
    private TimeSpan startDelay = TimeSpan.Zero;
    private JobDetail jobDetail;
    private string objectName;
        private readonly Constants constants = new Constants(typeof(MisfireInstruction.SimpleTrigger), typeof(MisfireInstruction));

        /// <summary>
        /// Initializes a new instance of the <see cref="SimpleTriggerObject"/> class.
        /// </summary>
        public SimpleTriggerObject()
        {
            RepeatCount = RepeatIndefinitely;
        }

    /// <summary> 
    /// Register objects in the JobDataMap via a given Map.
    /// <p>
    /// These objects will be available to this Trigger only,
    /// in contrast to objects in the JobDetail's data map.
    /// </p>
    /// </summary>
    /// <seealso cref="JobDetailObject.JobDataAsMap" />
    public virtual IDictionary JobDataAsMap
    {
      set { JobDataMap.PutAll(value); }
    }

    /// <summary> 
    /// Set the misfire instruction via the name of the corresponding
    /// constant in the SimpleTrigger class.
        /// Default is <see cref="MisfireInstruction.SmartPolicy" />.
    /// </summary>
        /// <seealso cref="MisfireInstruction.SimpleTrigger.FireNow" />
        /// <seealso cref="MisfireInstruction.SimpleTrigger.RescheduleNextWithExistingCount" />
        /// <seealso cref="MisfireInstruction.SimpleTrigger.RescheduleNextWithRemainingCount" />
        /// <seealso cref="MisfireInstruction.SimpleTrigger.RescheduleNowWithExistingRepeatCount" />
        /// <seealso cref="MisfireInstruction.SimpleTrigger.RescheduleNowWithRemainingRepeatCount" />
        /// <seealso cref="MisfireInstruction.SmartPolicy" />
    public virtual string MisfireInstructionName
    {
      set { MisfireInstruction = constants.AsNumber(value); }
    }

    /// <summary> 
    /// Set the delay before starting the job for the first time.
    /// The given time span will be added to the current
    /// time to calculate the start time. Default is <see cref="TimeSpan.Zero" />.
    /// </summary>
    /// <remarks>
    /// This delay will just be applied if no custom start time was
    /// specified. However, in typical usage within a Spring context,
    /// the start time will be the container startup time anyway.
    /// Specifying a relative delay is appropriate in that case.
    /// </remarks>
    /// <seealso cref="Trigger.StartTimeUtc" />
    public virtual TimeSpan StartDelay
    {
      set { startDelay = value; }
    }

        /// <summary>
        /// Set the name of the object in the object factory that created this object.
        /// </summary>
        /// <value>The name of the object in the factory.</value>
        /// <remarks>
        /// <p>
        /// Invoked after population of normal object properties but before an init
        /// callback like <see cref="Spring.Objects.Factory.IInitializingObject"/>'s
        /// <see cref="Spring.Objects.Factory.IInitializingObject.AfterPropertiesSet"/>
        /// method or a custom init-method.
        /// </p>
        /// </remarks>
    public virtual string ObjectName
    {
      set { objectName = value; }
    }
        
    /// <summary> 
    /// Set the JobDetail that this trigger should be associated with.
    /// <p>
    /// This is typically used with a object reference if the JobDetail
    /// is a Spring-managed object. Alternatively, the trigger can also
    /// be associated with a job by name and group.
    /// </p>
    /// </summary>
    public virtual JobDetail JobDetail
    {
      get { return jobDetail; }
      set { jobDetail = value; }
    }


        /// <summary>
        /// Invoked by an <see cref="Spring.Objects.Factory.IObjectFactory"/>
        /// after it has injected all of an object's dependencies.
        /// </summary>
        /// <remarks>
        /// <p>
        /// This method allows the object instance to perform the kind of
        /// initialization only possible when all of it's dependencies have
        /// been injected (set), and to throw an appropriate exception in the
        /// event of misconfiguration.
        /// </p>
        /// <p>
        /// Please do consult the class level documentation for the
        /// <see cref="Spring.Objects.Factory.IObjectFactory"/> interface for a
        /// description of exactly <i>when</i> this method is invoked. In
        /// particular, it is worth noting that the
        /// <see cref="Spring.Objects.Factory.IObjectFactoryAware"/>
        /// and <see cref="Spring.Context.IApplicationContextAware"/>
        /// callbacks will have been invoked <i>prior</i> to this method being
        /// called.
        /// </p>
        /// </remarks>
        /// <exception cref="System.Exception">
        /// In the event of misconfiguration (such as the failure to set a
        /// required property) or if initialization fails.
        /// </exception>
    public virtual void AfterPropertiesSet()
    {
      if (Name == null)
      {
        Name = objectName;
      }
      if (Group == null)
      {
                Group = SchedulerConstants.DefaultGroup;
      }
      if (StartTimeUtc == DateTime.MinValue)
      {
        StartTimeUtc = DateTime.UtcNow.Add(startDelay);
      }
      if (jobDetail != null)
      {
        JobName = jobDetail.Name;
        JobGroup = jobDetail.Group;
      }
    }
  }
}
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