package org.fh.util;
import java.util.Map;
import org.quartz.CronScheduleBuilder;
import org.quartz.CronTrigger;
import org.quartz.Job;
import org.quartz.JobBuilder;
import org.quartz.JobDetail;
import org.quartz.JobKey;
import org.quartz.Scheduler;
import org.quartz.SchedulerFactory;
import org.quartz.TriggerBuilder;
import org.quartz.TriggerKey;
import org.quartz.impl.StdSchedulerFactory;
/**
* 说明：定时任务管理类
* 作者：FH Admin
* from：fhadmin.cn
*/
public class QuartzManager {
private static SchedulerFactory gSchedulerFactory = new StdSchedulerFactory(); //创建一个SchedulerFactory工厂实例
private static String JOB_GROUP_NAME = "FH_JOBGROUP_NAME"; //任务组
private static String TRIGGER_GROUP_NAME = "FH_TRIGGERGROUP_NAME"; //触发器组
/**添加一个定时任务，使用默认的任务组名，触发器名，触发器组名
* @param jobName 任务名
* @param cls 任务
* @param time 时间设置，参考quartz说明文档
*/
public static void addJob(String jobName, Class<? extends Job> cls, String time) {
try {
Scheduler sched = gSchedulerFactory.getScheduler(); //通过SchedulerFactory构建Scheduler对象
JobDetail jobDetail= JobBuilder.newJob(cls).withIdentity(jobName,JOB_GROUP_NAME).build(); //用于描叙Job实现类及其他的一些静态信息，构建一个作业实例
CronTrigger trigger = (CronTrigger) TriggerBuilder
.newTrigger() //创建一个新的TriggerBuilder来规范一个触发器
.withIdentity(jobName, TRIGGER_GROUP_NAME) //给触发器起一个名字和组名
.withSchedule(CronScheduleBuilder.cronSchedule(time))
.build();
sched.scheduleJob(jobDetail, trigger);
if (!sched.isShutdown()) {
sched.start(); // 启动
}
} catch (Exception e) {
throw new RuntimeException(e);
}
}
/**添加一个定时任务，使用默认的任务组名，触发器名，触发器组名 （带参数）
* @param jobName 任务名
* @param cls 任务
* @param time 时间设置，参考quartz说明文档
*/
public static void addJob(String jobName, Class<? extends Job> cls, String time, Map<String,Object> parameter) {
try {
Scheduler sched = gSchedulerFactory.getScheduler(); //通过SchedulerFactory构建Scheduler对象
JobDetail jobDetail= JobBuilder.newJob(cls).withIdentity(jobName,JOB_GROUP_NAME).build(); //用于描叙Job实现类及其他的一些静态信息，构建一个作业实例
jobDetail.getJobDataMap().put("parameterList", parameter); //传参数
CronTrigger trigger = (CronTrigger) TriggerBuilder
.newTrigger() //创建一个新的TriggerBuilder来规范一个触发器
.withIdentity(jobName, TRIGGER_GROUP_NAME) //给触发器起一个名字和组名
.withSchedule(CronScheduleBuilder.cronSchedule(time))
.build();
sched.scheduleJob(jobDetail, trigger);
if (!sched.isShutdown()) {
sched.start(); // 启动
}
} catch (Exception e) {
throw new RuntimeException(e);
}
}
/**添加一个定时任务
* @param jobName 任务名
* @param jobGroupName 任务组名
* @param triggerName 触发器名
* @param triggerGroupName 触发器组名
* @param jobClass 任务
* @param time 时间设置，参考quartz说明文档
*/
public static void addJob(String jobName, String jobGroupName,
String triggerName, String triggerGroupName, Class<? extends Job> jobClass,
String time) {
try {
Scheduler sched = gSchedulerFactory.getScheduler();
JobDetail jobDetail= JobBuilder.newJob(jobClass).withIdentity(jobName,jobGroupName).build();// 任务名，任务组，任务执行类
CronTrigger trigger = (CronTrigger) TriggerBuilder // 触发器
.newTrigger()
.withIdentity(triggerName, triggerGroupName)
.withSchedule(CronScheduleBuilder.cronSchedule(time))
.build();
sched.scheduleJob(jobDetail, trigger);
if (!sched.isShutdown()) {
sched.start(); // 启动
}
} catch (Exception e) {
throw new RuntimeException(e);
}
}
/**添加一个定时任务 （带参数）
* @param jobName 任务名
* @param jobGroupName 任务组名
* @param triggerName 触发器名
* @param triggerGroupName 触发器组名
* @param jobClass 任务
* @param time 时间设置，参考quartz说明文档
*/
public static void addJob(String jobName, String jobGroupName,
String triggerName, String triggerGroupName, Class<? extends Job> jobClass,
String time, Map<String,Object> parameter) {
try {
Scheduler sched = gSchedulerFactory.getScheduler();
JobDetail jobDetail= JobBuilder.newJob(jobClass).withIdentity(jobName,jobGroupName).build();// 任务名，任务组，任务执行类
jobDetail.getJobDataMap().put("parameterList", parameter); //传参数
CronTrigger trigger = (CronTrigger) TriggerBuilder // 触发器
.newTrigger()
.withIdentity(triggerName, triggerGroupName)
.withSchedule(CronScheduleBuilder.cronSchedule(time))
.build();
sched.scheduleJob(jobDetail, trigger);
if (!sched.isShutdown()) {
sched.start(); // 启动
}
} catch (Exception e) {
throw new RuntimeException(e);
}
}
/** 修改一个任务的触发时间(使用默认的任务组名，触发器名，触发器组名)
* @param jobName 任务名
* @param time 新的时间设置
*/
public static void modifyJobTime(String jobName, String time) {
try {
Scheduler sched = gSchedulerFactory.getScheduler(); //通过SchedulerFactory构建Scheduler对象
TriggerKey triggerKey = TriggerKey.triggerKey(jobName,TRIGGER_GROUP_NAME); //通过触发器名和组名获取TriggerKey
CronTrigger trigger = (CronTrigger)sched.getTrigger(triggerKey); //通过TriggerKey获取CronTrigger
if (trigger == null) {
return;
}
String oldTime = trigger.getCronExpression();
if (!oldTime.equalsIgnoreCase(time)) {
JobKey jobKey = JobKey.jobKey(jobName, JOB_GROUP_NAME); //通过任务名和组名获取JobKey
JobDetail jobDetail = sched.getJobDetail(jobKey);
Class<? extends Job> objJobClass = jobDetail.getJobClass();
removeJob(jobName);
addJob(jobName, objJobClass, time);
}
} catch (Exception e) {
throw new RuntimeException(e);
}
}
/**修改一个任务的触发时间
* @param triggerName 任务名称
* @param triggerGroupName 传过来的任务名称
* @param time 更新后的时间规则
*/
public static void modifyJobTime(String triggerName, String triggerGroupName, String time) {
try {
Scheduler sched = gSchedulerFactory.getScheduler(); //通过SchedulerFactory构建Scheduler对象
TriggerKey triggerKey = TriggerKey.triggerKey(triggerName,triggerGroupName); //通过触发器名和组名获取TriggerKey
CronTrigger trigger = (CronTrigger)sched.getTrigger(triggerKey); //通过TriggerKey获取CronTrigger
if (trigger == null) return;
CronScheduleBuilder scheduleBuilder = CronScheduleBuilder.cronSchedule(trigger.getCronExpression());
String oldTime = trigger.getCronExpression();
if (!oldTime.equalsIgnoreCase(time)) {
trigger = (CronTrigger)trigger.getTriggerBuilder() //重新构建trigger
.withIdentity(triggerKey)
.withSchedule(scheduleBuilder)
.withSchedule(CronScheduleBuilder.cronSchedule(time))
.build();
sched.rescheduleJob(triggerKey, trigger); //按新的trigger重新设置job执行
}
} catch (Exception e) {
throw new RuntimeException(e);
}
}
/**移除一个任务(使用默认的任务组名，触发器名，触发器组名)
* @param jobName 任务名称
*/
public static void removeJob(String jobName) {
try {
Scheduler sched = gSchedulerFactory.getScheduler();
TriggerKey triggerKey = TriggerKey.triggerKey(jobName,TRIGGER_GROUP_NAME); //通过触发器名和组名获取TriggerKey
JobKey jobKey = JobKey.jobKey(jobName, JOB_GROUP_NAME); //通过任务名和组名获取JobKey
sched.pauseTrigger(triggerKey); // 停止触发器
sched.unscheduleJob(triggerKey);// 移除触发器
sched.deleteJob(jobKey); // 删除任务
} catch (Exception e) {
throw new RuntimeException(e);
}
}
/**移除一个任务
* @param jobName 任务名
* @param jobGroupName 任务组名
* @param triggerName 触发器名
* @param triggerGroupName 触发器组名
*/
public static void removeJob(String jobName, String jobGroupName,String triggerName, String triggerGroupName) {
try {
Scheduler sched = gSchedulerFactory.getScheduler();
TriggerKey triggerKey = TriggerKey.triggerKey(triggerName,triggerGroupName); //通过触发器名和组名获取TriggerKey
JobKey jobKey = JobKey.jobKey(jobName, jobGroupName); //通过任务名和组名获取JobKey
sched.pauseTrigger(triggerKey); // 停止触发器
sched.unscheduleJob(triggerKey);// 移除触发器
sched.deleteJob(jobKey); // 删除任务
} catch (Exception e) {
throw new RuntimeException(e);
}
}
/**
* 启动所有定时任务
*/
public static void startJobs() {
try {
Scheduler sched = gSchedulerFactory.getScheduler();
sched.start();
} catch (Exception e) {
throw new RuntimeException(e);
}
}
/**
* 关闭所有定时任务
*/
public static void shutdownJobs() {
try {
Scheduler sched = gSchedulerFactory.getScheduler();
if (!sched.isShutdown()) {
sched.shutdown();
}
} catch (Exception e) {
throw new RuntimeException(e);
}
}
}
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