/// <summary>
/// 策略变更
/// </summary>
/// <param name="config"></param>
public static void CheckStrategy(TimerStrategy config)
{
var Config = config;
if (Config == null || Config.StrategyByDay == null)
{
throw new Exception("定时器时间配置异常！");
}
if (Config == null)
{
throw new Exception("定时器时间配置异常！");
}
switch (Config.TimerMode)
{
case TimerMode.OnTimes:
if (Config.OnTimes == null || Config.OnTimes.Count == 0)
{
throw new Exception("定时器时间配置异常，OnTimes（取值不能为空）！");
}
Config.OnTimes = TimerStrategyManager.SortAndDistinct(Config.OnTimes);
break;
case TimerMode.EveryDay:
return;
}
}
/// <summary>
/// 读取自定义配置节点
/// </summary>
/// <param name="parent">父结点</param>
/// <param name="configContext">配置上下文</param>
/// <param name="section">配置区</param>
/// <returns></returns>
object IConfigurationSectionHandler.Create(object parent, object configContext, XmlNode section)
{
StrategyConfig = new TimerStrategyConfig();
var config = new List <TimerStrategy>();
foreach (XmlNode node in section.ChildNodes)
{
if (node.NodeType == XmlNodeType.Element)
{
switch (node.Name.ToLower())
{
case "default":
StrategyConfig.Default = node.InnerText;
break;
case "timerstrategy":
var temp = new TimerStrategy();
SetTimerConfigValue(temp, node);
config.Add(temp);
break;
}
}
}
StrategyConfig.Config = config.ToArray();
return(StrategyConfig);
}
/// <summary>
/// 获取下一次指定配置的时间是多少
/// </summary>
/// <param name="strategy"></param>
/// <returns></returns>
public static DateTime GetNextDateTime(TimerStrategy strategy)
{
DateTime dt = DateTime.Now;
TimeSpan MinTimeByDay;
bool hasExpectDate;
TimeSpan time = GetNextTimeConfig(strategy.StrategyByDay, dt, out MinTimeByDay, out hasExpectDate);
DateTime now, target;
switch (strategy.TimerMode)
{
case TimerMode.OnTimes:
dt = GetTargetDateTimeByOnTime(dt, strategy.OnTimes);
break;
case TimerMode.EveryDay:
#region (Checked)每天指定某时执行一次
now = new DateTime(1, 1, 1, dt.Hour, dt.Minute, dt.Second);
target = new DateTime(1, 1, 1, time.Hours, time.Minutes, time.Seconds);
if (now.Ticks >= target.Ticks)
{
dt = dt.AddDays(1.0); //如果当前时间小于指定时刻，则不需要加天
}
dt = new DateTime(dt.Year, dt.Month, dt.Day, time.Hours, time.Minutes, time.Seconds);
#endregion
break;
}
return(dt);
}
/// <summary>
/// 获取从现在起到下次执行时间剩余的时间
/// </summary>
/// <param name="strategy"></param>
/// <returns></returns>
public static TimeSpan GetNextTimeUp(TimerStrategy strategy)
{
//目标时间
DateTime nextTime = GetNextDateTime(strategy);
return(nextTime - DateTime.Now);
}
/// <summary>
/// 开始一个新的任务计划
/// </summary>
/// <param name="scheduleName">计划名称</param>
/// <param name="task">任务执行者</param>
/// <param name="strategy">运行时间策略</param>
/// <param name="Params">启动参数</param>
/// <returns></returns>
public static ITask StartSchedule(string scheduleName, ITask task, TimerStrategy strategy, params object[] Params)
{
if (Tasks.ContainsKey(scheduleName))
{
return(null);
}
task.Start(strategy, Params);
Tasks.Add(scheduleName, task);
return(task);
}
/// <summary>
/// 服务开始
/// </summary>
public void Start(TimerStrategy strategy, params object[] parameters)
{
try
{
TimeCalculator.CheckStrategy(strategy);
this._Params = parameters;
this.ScheduleStrategy = strategy;
if (this.ScheduleStrategy.Delay == null)
{
this.ScheduleStrategy.Delay = new TimeSpan(0);
}
this._SysTimer = new Timer(new TimerCallback(this.TimerIntervalRunning), AppDomain.CurrentDomain, this.ScheduleStrategy.Delay, this.ScheduleStrategy.Interval);
}
catch (Exception ex)
{
this.OnThrowException(ex);
}
}
/// <summary>
/// 检测时间是否到了
/// </summary>
/// <param name="strategy"></param>
/// <returns></returns>
public static bool TimeIsUp(TimerStrategy strategy)
{
DateTime now = DateTime.Now;
if (CheckTimeIsUp(strategy.StrategyByDay, now.TimeOfDay))
{
bool isUp = false;
switch (strategy.TimerMode)
{
case TimerMode.OnTimes: isUp = strategy.OnTimes.Contains(now); break;
case TimerMode.EveryDay: isUp = true; break;
}
return(isUp);
}
else
{
return(false);
}
}
/// <summary>
/// 从配置中读取并设置定时器值
/// </summary>
/// <param name="config"></param>
/// <param name="node"></param>
private void SetTimerConfigValue(TimerStrategy config, XmlNode node)
{
var datetimes = new List <DateTime>();
var times = new List <TimeSpan>();
foreach (XmlNode xn in node.ChildNodes)
{
if (xn.NodeType == XmlNodeType.Element)
{
var text = xn.InnerText;
switch (xn.Name.ToLower())
{
case "refname":
config.RefName = text;
break;
case "reentrant":
config.ReEntrant = string.Compare(text, "true", true) == 0;
break;
case "timermode":
if (!string.IsNullOrWhiteSpace(text))
{
config.TimerMode = (TimerMode)Enum.Parse(typeof(TimerMode), text);
}
break;
case "delay":
long delayTemp = 0;
long.TryParse(text, out delayTemp);
config.Delay = new TimeSpan(delayTemp * 10000L);
break;
case "interval":
long intervalTemp = 0;
long.TryParse(text, out intervalTemp);
if (config.StrategyByDay != null)
{
config.StrategyByDay.Interval = new TimeSpan(intervalTemp * 10000L);
}
else
{
config.Interval = new TimeSpan(intervalTemp * 10000L);
}
break;
case "times":
SetTimerConfigValue(config, xn);
break;
case "time":
var dt = DateTime.Parse(text);
datetimes.Add(dt);
break;
case "strategybyday":
//还是用这个函数处理下一级的配置
config.StrategyByDay = new TimerStrategyByDay();
SetTimerConfigValue(config, xn); // 设置时间策略
break;
case "begintime":
if (String.IsNullOrEmpty(xn.InnerText))
{
xn.InnerText = "00:00:00";
}
config.StrategyByDay.BeginTime = TimeSpan.Parse(xn.InnerText);
break;
case "endtime":
if (String.IsNullOrEmpty(xn.InnerText))
{
xn.InnerText = "00:00:00";
}
config.StrategyByDay.EndTime = TimeSpan.Parse(xn.InnerText);
break;
case "timepoints":
SetTimerConfigValue(config, xn); // 设置时间策略
break;
case "timevalue":
TimeSpan time = new TimeSpan(0);
if (TimeSpan.TryParse(text, out time))
{
times.Add(time);
}
break;
}
}
}
if (times.Count != 0)
{
config.StrategyByDay.TimePoints = times.ToArray();
}
if (datetimes.Count != 0)
{
config.OnTimes = SortAndDistinct(datetimes);
}
}
