Put_MES/.svn/pristine/63/630368aaece2f06ccf7bcfd66333ebdeca137018.svn-base

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

namespace QMTask.Core
{
    /// <summary>
    /// Cron表达式
    /// </summary>
    public class CronExpression
    {
        #region 构造函数

        public CronExpression()
        {
            Seconds = "*";
            Minutes = "*";
            Hours = "*";
            Day_of_Month = "*";
            Month = "*";
            Day_of_Week = "?";
            Year = "";
        }

        #endregion

        #region 创建

        public void Build(PlanInfo plan)
        {
            switch (plan.PeriodType)
            {
                case "d":
                    if (plan.Period != 1)
                    {
                        this.Day_of_Month = "1/" + plan.Period;
                    }
                    if (string.IsNullOrEmpty(plan.OnceTime) == true)
                    {
                        //循环执行
                        this.SetInterval(plan.Interval, plan.IntervalType, plan.DayStartTime, plan.DayEndTime);
                    }
                    else
                    {
                        //每天执行一次
                        this.SetOnceTime(plan.OnceTime);
                    }
                    break;
                case "w":
                    this.Day_of_Month = "?";
                    this.Day_of_Week = plan.ExecuteDay;
                    if (string.IsNullOrEmpty(plan.OnceTime) == true)
                    {
                        //循环执行
                        this.SetInterval(plan.Interval, plan.IntervalType, plan.DayStartTime, plan.DayEndTime);
                    }
                    else
                    {
                        //每天执行一次
                        this.SetOnceTime(plan.OnceTime);
                    }
                    break;
                case "m":
                    if (plan.Period != 1)
                    {
                        this.Month = "1/" + plan.Period;
                    }

                    this.Day_of_Week = "?";
                    this.Day_of_Month = plan.ExecuteDay;

                    if (string.IsNullOrEmpty(plan.OnceTime) == true)
                    {
                        //循环执行
                        this.SetInterval(plan.Interval, plan.IntervalType, plan.DayStartTime, plan.DayEndTime);
                    }
                    else
                    {
                        //每天执行一次
                        this.SetOnceTime(plan.OnceTime);
                    }
                    break;
            }
        }

        #endregion

        #region 设置频率

        private void SetInterval(int interval, string intervalType)
        {
            switch (intervalType)
            {
                case "s":
                    Seconds = "0/"+interval.ToString();
                    break;
                case "m":
                    Minutes = "0/" + interval.ToString();
                    break;
                case "h":
                    Hours = "0/" + interval.ToString();
                    break;
            }
        }

        private void SetInterval(int interval, string intervalType, string DayStartTime, string DayEndTime)
        {
            if (string.IsNullOrEmpty(DayStartTime))
            {
                DayStartTime = "00";
            }
            else
            {
                DayStartTime = DayStartTime + "";
            }
            if (string.IsNullOrEmpty(DayEndTime))
            {
                DayEndTime = "23";
            }
            else
            {
                DayEndTime = DayEndTime + "";
            }

            Hours = DayStartTime + "-" + DayEndTime;
            switch (intervalType)
            {
                case "s":
                    Seconds = "0/" + interval.ToString();
                    break;
                case "m":
                    {
                        Seconds = "0";
                        Minutes = "0/" + interval.ToString();
                        break;
                    }
                case "h":
                    {
                        Seconds = "0";
                        Minutes = "0";
                        Hours = Hours + "/" + interval.ToString();
                        break;
                    }
            }
        }

        #endregion

        #region 设置一次执行时间

        private void SetOnceTime(string time)
        {
            string[] values = time.Split(":".ToCharArray());

            Hours=values[0].TrimStart("0".ToCharArray());
            if (Hours == "")
                Hours = "0";
            Minutes = values[1].TrimStart("0".ToCharArray());
            if (Minutes == "")
                Minutes = "0";
            Seconds = values[2].TrimStart("0".ToCharArray());
            if (Seconds == "")
                Seconds = "0";
        }

        #endregion

        #region 生成字符串

        public override string ToString()
        {
            string str = string.Format("{0} {1} {2} {3} {4} {5} {6}"
                ,Seconds,Minutes,Hours,Day_of_Month,Month,Day_of_Week,Year);
            return str.Trim();
        }

        #endregion

        #region 属性

        /// <summary>
        /// 秒
        /// </summary>
        public string Seconds { get; set; }

        /// <summary>
        /// 分钟
        /// </summary>
        public string Minutes { get; set; }

        /// <summary>
        /// 小时
        /// </summary>
        public string Hours { get; set; }

        /// <summary>
        /// 每月的天
        /// </summary>
        public string Day_of_Month { get; set; }

        /// <summary>
        /// 月
        /// </summary>
        public string Month { get; set; }

        /// <summary>
        /// 每周的天
        /// </summary>
        public string Day_of_Week { get; set; }

        //年
        public string Year { get; set; }

        #endregion
    }
}