/// <summary>
/// 构造函数
/// </summary>
/// <param name="task"></param>
/// <param name="parabll"></param>
public WorkingTask(Task task, BLL.IBLLLogic parabll, DateTime paraLastRunDate)
{
_Task = task;
#region 根据任务的不同构造不同的任务执行者
this._Worker = Factory.GetWorker(this, parabll, _Task.TaskAssembly.AssemblyType);
#endregion
_LastRunTime = paraLastRunDate;
if (_Task.TaskEntity.DateEnd < DateTime.Now)
{
_RunState = TaskRuningState.OutTime;
}
else
{
_RunState = TaskRuningState.Waite;
}
this.RebuildTaskRunTimeList();
}
/// <summary>
/// 更新下次执行时间
/// </summary>
private void UpdateNextRunTime()
{
if (_RunTimeList.Count > 0)
{
_NextRunTime = _RunTimeList.Dequeue();
}
else
{
_NextRunTime = DateTime.MaxValue;
_RunState = TaskRuningState.OutTime;
}
}
/// <summary>
/// 通知，任务已经开始
/// </summary>
public void Notify_WorkStarted()
{
_RunState = TaskRuningState.Runing;
_LastRunTime = DateTime.Now;
//如果队列中还有需要执行的日期，则取出一个
UpdateNextRunTime();
//如果没有过期，并且时间队列还没有结束，则继续构建
if (_RunState != TaskRuningState.OutTime &&
!this._IsTimeQueueEnd &&
_RunTimeList.Count == 0) //暂定小于5的时候开始构建
{
this.BuildTimeQueueByLastRunTime();
}
}
/// <summary>
/// 重构构建任务执行的时间列表
/// [对任务有更新的时候重新构建]
/// </summary>
private void RebuildTaskRunTimeList()
{
//因为是更新，所以需要重新设置状态，后面再去计算
_RunState = TaskRuningState.Waite;
_IsTimeQueueEnd = false;
_RunTimeList.Clear();
this.BuildTimeQueueByLastRunTime();
UpdateNextRunTime();
}
/// <summary>
/// 通知，任务已经完成
/// </summary>
public void Notify_WorkComplete()
{
if (_Task.TaskEntity.DateEnd < DateTime.Now)
{
_RunState = TaskRuningState.OutTime;
}
else
{
_RunState = TaskRuningState.Waite;
}
}
