Java tutorial
/* Copyright (C) 2013 NTT DATA Corporation This program is free software; you can redistribute it and/or Modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. */ package com.clustercontrol.jobmanagement.factory; import java.io.Serializable; import java.text.ParseException; import java.text.SimpleDateFormat; import java.util.Calendar; import java.util.Date; import javax.xml.bind.annotation.XmlType; import org.apache.commons.logging.Log; import org.apache.commons.logging.LogFactory; import com.clustercontrol.calendar.factory.SelectCalendar; import com.clustercontrol.calendar.model.CalendarInfo; import com.clustercontrol.calendar.util.CalendarUtil; import com.clustercontrol.fault.CalendarNotFound; import com.clustercontrol.fault.InvalidRole; import com.clustercontrol.maintenance.util.HinemosPropertyUtil; import com.clustercontrol.util.HinemosTime; /** * []?? */ @XmlType(namespace = "http://jobmanagement.ws.clustercontrol.com") public class JobPlanSchedule implements Serializable { /** * */ private static final long serialVersionUID = -7702306326951556363L; private static Log m_log = LogFactory.getLog(JobPlanSchedule.class); /** * 0=,1=*,2=? * minuteType???3=p/q p?q? * 2?day,week???? * day?week??????(?) */ private int secondType = 1; private int minuteType = 1; private int hourType = 1; private int dayType = 1; private int monthType = 1; private int weekType = 1; private String calendarId = null; /** * ?-1?????? */ private int second = -1; private int minute = -1; private int hour = -1; private int day = -1; private int month = -1; private int week = -1; // cron? private int weekCalendar = -1; // Calendar?(cron???) private int year = -1; private Long startTime = 0L; private int fromMinutes = 0; private int everyMinutes = 0; private boolean firstFlg = false; /** * * @param plan */ public JobPlanSchedule(String plan, Long startTime, String calendarId) { this.startTime = startTime; setThisTime(startTime); createPlan(plan); this.calendarId = calendarId; this.firstFlg = true; } /** * ????Cron?? * * @param cron */ private void createPlan(String cron) { /* * cron * */ // * 0 15 * * ? * 1500 // * 0 23 ? * 1 * 2300 // * */10 * * * ? * 10?? String[] planSplit = cron.split(" "); String aster = "*"; String question = "?"; String slash = "/"; if (!aster.equals(planSplit[0])) { secondType = 0; second = Integer.parseInt(planSplit[0]); } if (!aster.equals(planSplit[1])) { String[] slashSplit = planSplit[1].split(slash); int num = 0; for (String str : slashSplit) { m_log.trace("slashSplit[ " + num + " ] =" + str); num++; } //p?q???? if (slashSplit.length == 2) { minuteType = 3; minute = Integer.parseInt(slashSplit[0]); fromMinutes = Integer.parseInt(slashSplit[0]); everyMinutes = Integer.parseInt(slashSplit[1]); } else { minuteType = 0; minute = Integer.parseInt(planSplit[1]); m_log.debug("minuteType=" + minuteType); m_log.debug("minute=" + minute); } } if (!aster.equals(planSplit[2])) { hourType = 0; hour = Integer.parseInt(planSplit[2]); } if (question.equals(planSplit[3])) { dayType = 2; } else if (!aster.equals(planSplit[3])) { dayType = 0; day = Integer.parseInt(planSplit[3]); } if (!aster.equals(planSplit[4])) { monthType = 0; month = Integer.parseInt(planSplit[4]); } if (question.equals(planSplit[5])) { weekType = 2; } else if (!aster.equals(planSplit[5])) { weekType = 0; week = Integer.parseInt(planSplit[5]); } switch (week) { case 1: weekCalendar = Calendar.SUNDAY; break; case 2: weekCalendar = Calendar.MONDAY; break; case 3: weekCalendar = Calendar.TUESDAY; break; case 4: weekCalendar = Calendar.WEDNESDAY; break; case 5: weekCalendar = Calendar.THURSDAY; break; case 6: weekCalendar = Calendar.FRIDAY; break; case 7: weekCalendar = Calendar.SATURDAY; break; default: weekCalendar = Calendar.SUNDAY; } // weekType?0?????????? // ??????????*????0?? if (weekType == 0 && isFireDayOfWeek() == false) { nextFireDay(); if (hourType == 1) { hour = 0; } } } /** * ?? * MAX_YEAR???????????null? * * @param calendarId * @return */ public Long getNextPlan() { // ??next()??????????firstFlg while (firstFlg || next()) { // ???firstFlgfalse?? if (firstFlg) { firstFlg = false; } SelectCalendar select = new SelectCalendar(); m_log.debug(year + "/" + month + "/" + day + " " + hour + ":" + minute + ":" + second); SimpleDateFormat sdf = new SimpleDateFormat("yyyy/MM/dd HH:mm:ss"); sdf.setTimeZone(HinemosTime.getTimeZone()); Date date = null; try { date = sdf.parse(year + "/" + month + "/" + day + " " + hour + ":" + minute + ":" + second); } catch (ParseException e1) { m_log.warn("ParseException : " + e1.getMessage(), e1); return null; } m_log.debug("Date : " + date); if (calendarId == null) { if (date.getTime() > startTime) { return date.getTime(); } } else { CalendarInfo calInfo = null; try { calInfo = select.getCalendarFull(calendarId); if (calInfo.getValidTimeTo() < date.getTime()) { return null; } if (CalendarUtil.isRun(calInfo, date) && isDate(year, month, day)) { if (date.getTime() > startTime) { return date.getTime(); } } } catch (CalendarNotFound e) { m_log.warn("getNextPlan : " + e.getClass().getName() + ", " + e.getMessage()); } catch (InvalidRole e) { m_log.warn("getNextPlan : " + e.getClass().getName() + ", " + e.getMessage()); } } } return null; } /** * ? * ???????? * */ private void nextMonth() { month++; if (month > 12) { month = 1; year++; } } /** * Cron?? * ??? */ private boolean next() { int maxYear = HinemosPropertyUtil.getHinemosPropertyNum("job.schedule.plan.max", Long.valueOf(2030)) .intValue(); if (maxYear < year) { return false; } /** * Cron? * ??? */ if (secondType == 1) { second++; if (second < 60) { return true; } second = 0; } if (minuteType == 1) { minute++; if (minute < 60) { return true; } minute = 0; } //p?q?? if (minuteType == 3) { minute = minute + everyMinutes; if (minute < 60) { return true; } minute = fromMinutes; } if (hourType == 1) { hour++; if (hour < 24) { return true; } hour = 0; } return nextFireDay(); } /** * ?????????????? * @return ?trueCRON?????false */ private boolean nextFireDay() { /** * weekType????? * dayType??0 ? 1 */ if (weekType == 2) { //dayType? 1 ???1 if (dayType == 1) { day++; if (!isDate(year, month, day)) { day = 1; nextMonth(); } } //dayType? 0 ???day if (dayType == 0) { if (monthType == 1) { nextMonth(); } else { year++; } } if (isDate(year, month, day)) { return true; } } /** * dayType???? */ else if (dayType == 2) { while (true) { day++; if (!isDate(year, month, day)) { day = 1; if (monthType == 1) { nextMonth(); } else { year++; } } if (isFireDayOfWeek() == true) { break; } } } else { m_log.error("Cron Definition ERROR."); return false; } return true; } /** * ???????????????????? * @return ???????true ???????false */ private boolean isFireDayOfWeek() { Calendar calendar = HinemosTime.getCalendarInstance(); calendar.set(year, month - 1, day); if (calendar.get(Calendar.DAY_OF_WEEK) == weekCalendar) { return true; } else { return false; } } /** * ????? * @param year * @param month * @param day * @return */ private boolean isDate(int year, int month, int day) { boolean ret = false; Calendar cal = HinemosTime.getCalendarInstance(); cal.setLenient(true); cal.set(year, month - 1, day); ret = cal.get(Calendar.MONTH) == (month - 1) % 12; m_log.trace("year=" + year + ",month=" + month + ",day=" + day + ",ret=" + ret); return ret; } /** * ?? * []??? * ??????? * @param now */ private void setThisTime(Long now) { Date date = new Date(now); m_log.trace("date= " + date); SimpleDateFormat sdfYear = new SimpleDateFormat("yyyy"); sdfYear.setTimeZone(HinemosTime.getTimeZone()); String strYear = sdfYear.format(date); this.year = Integer.parseInt(strYear); SimpleDateFormat sdfMonth = new SimpleDateFormat("MM"); sdfMonth.setTimeZone(HinemosTime.getTimeZone()); String strMonth = sdfMonth.format(date); this.month = Integer.parseInt(strMonth); SimpleDateFormat sdfDay = new SimpleDateFormat("dd"); sdfDay.setTimeZone(HinemosTime.getTimeZone()); String strDay = sdfDay.format(date); this.day = Integer.parseInt(strDay); SimpleDateFormat sdfHour = new SimpleDateFormat("HH"); sdfHour.setTimeZone(HinemosTime.getTimeZone()); String strHour = sdfHour.format(date); this.hour = Integer.parseInt(strHour); SimpleDateFormat sdfMinute = new SimpleDateFormat("mm"); sdfMinute.setTimeZone(HinemosTime.getTimeZone()); String strMinute = sdfMinute.format(date); this.minute = Integer.parseInt(strMinute); m_log.trace("year=" + year + ",month=" + month + ",day=" + day); } }