JobController.java

package cn.timer.api.controller.quartz;

import java.util.HashMap;
import java.util.Map;

import org.quartz.CronScheduleBuilder;
import org.quartz.CronTrigger;
import org.quartz.JobBuilder;
import org.quartz.JobDetail;
import org.quartz.JobKey;
import org.quartz.Scheduler;
import org.quartz.SchedulerException;
import org.quartz.TriggerBuilder;
import org.quartz.TriggerKey;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.RestController;

import com.github.pagehelper.PageInfo;

import cn.timer.api.bean.quartz.JobAndTrigger;
import cn.timer.api.config.quartz.BaseJob;
import cn.timer.api.dao.quartz.JobAndTriggerMapper;
import cn.timer.api.utils.Result;
import cn.timer.api.utils.ResultUtil;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;

@Api(tags = "99.0 Quartz")
@RestController
@RequestMapping(value = "/quartz", produces = { "application/json" })
public class JobController {
	@Autowired
	private JobAndTriggerMapper jobAndTriggerMapper;

	
	// 加入Qulifier注解，通过名称注入bean
	@Autowired
//	@Qualifier("Scheduler")
	private Scheduler scheduler;

	@SuppressWarnings("unused")
	private static Logger log = LoggerFactory.getLogger(JobController.class);

	@PostMapping(value = "/addjob")
	@ApiOperation(value = "新增任务", httpMethod = "POST", notes = "接口发布说明")
	public Result<Void> addjob(@RequestParam(value = "jobClassName") String jobClassName,
			@RequestParam(value = "jobGroupName") String jobGroupName,
			@RequestParam(value = "cronExpression") String cronExpression) throws Exception {
		addJob(jobClassName, jobGroupName, cronExpression);
		return ResultUtil.success("新增定时任务成功");
	}

	public void addJob(String jobClassName, String jobGroupName, String cronExpression) throws Exception {

		// 启动调度器
		scheduler.start();

		// 构建job信息
		JobDetail jobDetail = JobBuilder.newJob(getClass(jobClassName).getClass())
				.withIdentity(jobClassName, jobGroupName).build();

		// 表达式调度构建器(即任务执行的时间)
		CronScheduleBuilder scheduleBuilder = CronScheduleBuilder.cronSchedule(cronExpression);

		// 按新的cronExpression表达式构建一个新的trigger
		CronTrigger trigger = TriggerBuilder.newTrigger().withIdentity(jobClassName, jobGroupName)
				.withSchedule(scheduleBuilder).build();

		try {
			scheduler.scheduleJob(jobDetail, trigger);

		} catch (SchedulerException e) {
			System.out.println("创建定时任务失败" + e);
			throw new Exception("创建定时任务失败");
		}
	}

	@PostMapping(value = "/pausejob")
	@ApiOperation(value = "暂停任务", httpMethod = "POST", notes = "接口发布说明")
	public Result<Void> pausejob(@RequestParam(value = "jobClassName") String jobClassName,
			@RequestParam(value = "jobGroupName") String jobGroupName) throws Exception {
		jobPause(jobClassName, jobGroupName);
		return ResultUtil.success("暂停定时任务成功");
	}

	public void jobPause(String jobClassName, String jobGroupName) throws Exception {
		scheduler.pauseJob(JobKey.jobKey(jobClassName, jobGroupName));
	}

	@PostMapping(value = "/resumejob")
	@ApiOperation(value = "恢复任务", httpMethod = "POST", notes = "接口发布说明")
	public Result<Void> resumejob(@RequestParam(value = "jobClassName") String jobClassName,
			@RequestParam(value = "jobGroupName") String jobGroupName) throws Exception {
		jobresume(jobClassName, jobGroupName);
		return ResultUtil.success("恢复定时任务成功");
	}

	public void jobresume(String jobClassName, String jobGroupName) throws Exception {
		scheduler.resumeJob(JobKey.jobKey(jobClassName, jobGroupName));
	}

	@PostMapping(value = "/reschedulejob")
	@ApiOperation(value = "重新设置任务", httpMethod = "POST", notes = "接口发布说明")
	public Result<Void> rescheduleJob(@RequestParam(value = "jobClassName") String jobClassName,
			@RequestParam(value = "jobGroupName") String jobGroupName,
			@RequestParam(value = "cronExpression") String cronExpression) throws Exception {
		jobreschedule(jobClassName, jobGroupName, cronExpression);
		return ResultUtil.success("重设定时任务成功");
	}

	public void jobreschedule(String jobClassName, String jobGroupName, String cronExpression) throws Exception {
		try {
			TriggerKey triggerKey = TriggerKey.triggerKey(jobClassName, jobGroupName);
			// 表达式调度构建器
			CronScheduleBuilder scheduleBuilder = CronScheduleBuilder.cronSchedule(cronExpression);

			CronTrigger trigger = (CronTrigger) scheduler.getTrigger(triggerKey);

			// 按新的cronExpression表达式重新构建trigger
			trigger = trigger.getTriggerBuilder().withIdentity(triggerKey).withSchedule(scheduleBuilder).build();

			// 按新的trigger重新设置job执行
			scheduler.rescheduleJob(triggerKey, trigger);
		} catch (SchedulerException e) {
			System.out.println("更新定时任务失败" + e);
			throw new Exception("更新定时任务失败");
		}
	}

	@PostMapping(value = "/deletejob")
	@ApiOperation(value = "删除任务", httpMethod = "POST", notes = "接口发布说明")
	public Result<Void> deletejob(@RequestParam(value = "jobClassName") String jobClassName,
			@RequestParam(value = "jobGroupName") String jobGroupName) throws Exception {
		jobdelete(jobClassName, jobGroupName);
		return ResultUtil.success("删除成功");
	}

	public void jobdelete(String jobClassName, String jobGroupName) throws Exception {
		scheduler.pauseTrigger(TriggerKey.triggerKey(jobClassName, jobGroupName));
		scheduler.unscheduleJob(TriggerKey.triggerKey(jobClassName, jobGroupName));
		scheduler.deleteJob(JobKey.jobKey(jobClassName, jobGroupName));
	}

	@GetMapping(value = "/queryjob")
	@ApiOperation(value = "查询任务", httpMethod = "GET", notes = "接口发布说明")
	public Result<Map<String, Object>> queryjob(@RequestParam(value = "pageNum") Integer pageNum,
			@RequestParam(value = "pageSize") Integer pageSize) {
		PageInfo<JobAndTrigger> jobAndTrigger = jobAndTriggerMapper.getJobAndTriggerDetails(pageNum, pageSize);
		Map<String, Object> map = new HashMap<String, Object>();
		map.put("JobAndTrigger", jobAndTrigger);
		map.put("number", jobAndTrigger.getTotal());
		return ResultUtil.data(map, "查询成功");
	}

	public static BaseJob getClass(String classname) throws Exception {
		Class<?> class1 = Class.forName(classname);
		return (BaseJob) class1.newInstance();
	}

}