spring4.x+quartz2定时任务动态添加(已开源) weir 2016-04-12 20:59:30.0 java,spring,quartz 12031 spring配置文件: 只需要这一句话 spring运行时加载: package com.lauvan.scheduler.controller; import javax.annotation.PostConstruct; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.stereotype.Component; import com.lauvan.scheduler.service.ScheduleJobService; /** * 定时任务初始化 */ @Component public class ScheduleJobInit { /** 定时任务service */ @Autowired private ScheduleJobService scheduleJobService; /** * 项目启动时初始化 */ @PostConstruct public void init() { scheduleJobService.init(); } } service的实现: package com.lauvan.scheduler.service.impl; import java.util.ArrayList; import java.util.List; import org.quartz.CronTrigger; import org.quartz.JobDetail; import org.quartz.JobExecutionContext; import org.quartz.JobKey; import org.quartz.Scheduler; import org.quartz.SchedulerException; import org.quartz.Trigger; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.stereotype.Service; import com.lauvan.base.dao.BaseDAOSupport; import com.lauvan.scheduler.entity.ScheduleJob; import com.lauvan.scheduler.service.ScheduleJobService; import com.lauvan.scheduler.vo.ScheduleJobVo; import com.lauvan.util.ScheduleUtils; import com.lauvan.util.ValidateUtil; @Service("scheduleJobService") public class ScheduleJobServiceImpl extends BaseDAOSupportimplements ScheduleJobService { @Autowired private Scheduler scheduler; public void init() { ListscheduleJobs = getListEntitys(); for (ScheduleJob scheduleJob : scheduleJobs) { CronTrigger cronTrigger; try { cronTrigger = ScheduleUtils.getCronTrigger(scheduler, scheduleJob.getSch_name(), scheduleJob.getSch_group()); if (cronTrigger!=null) { ScheduleUtils.deleteScheduleJob(scheduler, scheduleJob.getSch_name(), scheduleJob.getSch_group()); } if (scheduleJob.getSch_isSync()) { if (ValidateUtil.isEmpty(scheduleJob.getSch_classnamesync())) { continue; } }else { if (ValidateUtil.isEmpty(scheduleJob.getSch_classname())) { continue; } } ScheduleUtils.createScheduleJob(scheduler, scheduleJob); /*// 不存在,创建一个 if (cronTrigger == null) { } else { // 已存在,那么更新相应的定时设置 ScheduleUtils.updateScheduleJob(scheduler, scheduleJob); }*/ } catch (SchedulerException e) { e.printStackTrace(); } } } public ListqueryExecutingJobList() { try { ListexecutingJobs = executingJobs = scheduler.getCurrentlyExecutingJobs();; /*while (true) { executingJobs = scheduler.getCurrentlyExecutingJobs(); if (executingJobs.size()>0) { break; } }*/ ListjobList = new ArrayList( executingJobs.size()); for (JobExecutionContext executingJob : executingJobs) { ScheduleJobVo job = new ScheduleJobVo(); JobDetail jobDetail = executingJob.getJobDetail(); JobKey jobKey = jobDetail.getKey(); Trigger trigger = executingJob.getTrigger(); job.setSch_name(jobKey.getName()); job.setSch_group(jobKey.getGroup()); job.setSch_jobTrigger(trigger.getKey().getName()); Trigger.TriggerState triggerState = scheduler .getTriggerState(trigger.getKey()); job.setSch_status(triggerState.name()); if (trigger instanceof CronTrigger) { CronTrigger cronTrigger = (CronTrigger) trigger; String cronExpression = cronTrigger.getCronExpression(); job.setSch_cronExpression(cronExpression); } jobList.add(job); } return jobList; } catch (SchedulerException e) { e.printStackTrace(); return null; } } } 实体类: package com.lauvan.scheduler.entity; import java.io.Serializable; import java.util.Date; import javax.persistence.Column; import javax.persistence.Entity; import javax.persistence.GeneratedValue; import javax.persistence.GenerationType; import javax.persistence.Id; import javax.persistence.Table; import org.hibernate.annotations.DynamicInsert; import org.hibernate.annotations.DynamicUpdate; @Entity @Table(name = "s_scheduleJob") @DynamicInsert(true) @DynamicUpdate(true) public class ScheduleJob implements Serializable { private static final long serialVersionUID = -4002861187039384373L; /** 任务id */ private Integer sch_id; /** 任务名称 */ private String sch_name; /** 任务别名 */ private String sch_aliasName; /** 任务分组 */ private String sch_group; /** 触发器 */ private String sch_jobTrigger; /** 任务状态 */ private String sch_status; /** 任务运行时间表达式 */ private String sch_cronExpression; /** 是否异步 */ private Boolean sch_isSync; /** 任务描述 */ private String sch_description; /** 创建时间 */ private Date sch_create; /** 修改时间 */ private Date sch_modify; /** * 要执行的任务类 */ private String sch_classname; private String sch_classnamesync; @Id @GeneratedValue(strategy=GenerationType.IDENTITY) public Integer getSch_id() { return sch_id; } public void setSch_id(Integer sch_id) { this.sch_id = sch_id; } @Column(length = 100) public String getSch_name() { return sch_name; } public void setSch_name(String sch_name) { this.sch_name = sch_name; } @Column(length = 50) public String getSch_aliasName() { return sch_aliasName; } public void setSch_aliasName(String sch_aliasName) { this.sch_aliasName = sch_aliasName; } @Column(length = 50) public String getSch_group() { return sch_group; } public void setSch_group(String sch_group) { this.sch_group = sch_group; } @Column(length = 100) public String getSch_jobTrigger() { return sch_jobTrigger; } public void setSch_jobTrigger(String sch_jobTrigger) { this.sch_jobTrigger = sch_jobTrigger; } @Column(length = 1) public String getSch_status() { return sch_status; } public void setSch_status(String sch_status) { this.sch_status = sch_status; } @Column(length = 100) public String getSch_cronExpression() { return sch_cronExpression; } public void setSch_cronExpression(String sch_cronExpression) { this.sch_cronExpression = sch_cronExpression; } public Boolean getSch_isSync() { return sch_isSync; } public void setSch_isSync(Boolean sch_isSync) { this.sch_isSync = sch_isSync; } @Column(length = 500) public String getSch_description() { return sch_description; } public void setSch_description(String sch_description) { this.sch_description = sch_description; } public Date getSch_create() { return sch_create; } public void setSch_create(Date sch_create) { this.sch_create = sch_create; } public Date getSch_modify() { return sch_modify; } public void setSch_modify(Date sch_modify) { this.sch_modify = sch_modify; } @Column(length=100) public String getSch_classname() { return sch_classname; } public void setSch_classname(String sch_classname) { this.sch_classname = sch_classname; } @Column(length=100) public String getSch_classnamesync() { return sch_classnamesync; } public void setSch_classnamesync(String sch_classnamesync) { this.sch_classnamesync = sch_classnamesync; } } controller类: package com.lauvan.scheduler.controller; import java.util.ArrayList; import java.util.Date; import java.util.List; import org.springframework.beans.BeanUtils; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.stereotype.Controller; import org.springframework.ui.Model; import org.springframework.web.bind.annotation.RequestMapping; import org.springframework.web.bind.annotation.ResponseBody; import com.lauvan.base.controller.BaseController; import com.lauvan.base.vo.PageView; import com.lauvan.scheduler.entity.ScheduleJob; import com.lauvan.scheduler.service.ScheduleJobService; import com.lauvan.scheduler.vo.ScheduleJobVo; import com.lauvan.util.Json; import com.lauvan.util.ValidateUtil; @Controller @RequestMapping("system/scheduleJob") public class ScheduleJobController extends BaseController { @Autowired private ScheduleJobService scheduleJobService; @RequestMapping("/list") public String list(Integer page, String query, Model model) { model.addAttribute("page", page); model.addAttribute("query", query); PageViewpageView = new PageView(8, page == null || page < 1 ? 1 : page); if("true".equals(query)) { StringBuffer jpql = new StringBuffer(""); Listparams = new ArrayList(); pageView.setQueryResult(scheduleJobService.getScrollList(pageView.getFirstResult(), pageView.getMaxresult(), jpql.toString(), params.toArray())); } else { pageView.setQueryResult(scheduleJobService.getScrollList(pageView.getFirstResult(), pageView.getMaxresult())); } model.addAttribute("pageView", pageView); model.addAttribute("executingJobs", scheduleJobService.queryExecutingJobList()); return "jsp/system/scheduleJob/scheduleJob_list"; } @RequestMapping("/initjob") @ResponseBody public Json initjob() { scheduleJobService.init(); return json("初始化成功"); } @RequestMapping("/add") @ResponseBody public Json add(ScheduleJobVo scheduleJobVo) { ScheduleJob scheduleJob = new ScheduleJob(); BeanUtils.copyProperties(scheduleJobVo, scheduleJob); scheduleJob.setSch_create(new Date()); try { scheduleJobService.save(scheduleJob); return json(true, "定时任务添加成功"); } catch (Exception e) { e.printStackTrace(); return json("定时任务添加失败"); } } @RequestMapping("/editip") public String editip(Integer id,Model model) { model.addAttribute("scheduleJob", scheduleJobService.find(id)); return "jsp/system/scheduleJob/scheduleJob_edit"; } @RequestMapping("/edit") @ResponseBody public Json edit(ScheduleJobVo scheduleJobVo) { if (ValidateUtil.isEmpty(scheduleJobVo.getSch_id())) { return json("定时任务ID没有获取到"); } ScheduleJob scheduleJob = scheduleJobService.find(scheduleJobVo.getSch_id()); BeanUtils.copyProperties(scheduleJobVo, scheduleJob); try { scheduleJobService.update(scheduleJob); return json(true, "定时任务修改成功"); } catch (Exception e) { e.printStackTrace(); return json("定时任务修改失败"); } } } 任务类 同步和异步的: package com.lauvan.scheduler.factory; import org.quartz.DisallowConcurrentExecution; import org.quartz.Job; import org.quartz.JobExecutionContext; import org.quartz.JobExecutionException; import com.lauvan.scheduler.entity.ScheduleJob; /** * 任务工厂类,非同步 */ @DisallowConcurrentExecution public class JobFactory implements Job { public void execute(JobExecutionContext context) throws JobExecutionException { ScheduleJob scheduleJob = (ScheduleJob) context.getMergedJobDataMap().get("jobParam"); System.out.println("jobName:" + scheduleJob.getSch_name() + " " + scheduleJob); } } package com.lauvan.scheduler.factory; import org.quartz.Job; import org.quartz.JobDataMap; import org.quartz.JobExecutionContext; import org.quartz.JobExecutionException; import com.lauvan.scheduler.entity.ScheduleJob; /** * 同步的任务工厂类 */ public class JobSyncFactory implements Job { public void execute(JobExecutionContext jobExecutionContext) throws JobExecutionException { JobDataMap mergedJobDataMap = jobExecutionContext.getMergedJobDataMap(); ScheduleJob scheduleJob = (ScheduleJob) mergedJobDataMap.get("jobParam"); System.out.println("jobName:" + scheduleJob.getSch_name() + " " + scheduleJob); } } 最重要的辅助类: package com.lauvan.util; 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.SchedulerException; import org.quartz.TriggerBuilder; import org.quartz.TriggerKey; import com.lauvan.scheduler.entity.ScheduleJob; /** * 定时任务辅助类 */ public class ScheduleUtils { /** * 获取触发器key * * @param jobName * @param jobGroup * @return */ public static TriggerKey getTriggerKey(String jobName, String jobGroup) { return TriggerKey.triggerKey(jobName, jobGroup); } /** * 获取表达式触发器 * * @param scheduler the scheduler * @param jobName the job name * @param jobGroup the job group * @return cron trigger * @throws SchedulerException */ public static CronTrigger getCronTrigger(Scheduler scheduler, String jobName, String jobGroup) throws SchedulerException { TriggerKey triggerKey = TriggerKey.triggerKey(jobName, jobGroup); return (CronTrigger) scheduler.getTrigger(triggerKey); } /** * 创建任务 * * @param scheduler the scheduler * @param scheduleJob the schedule job * @throws SchedulerException */ public static void createScheduleJob(Scheduler scheduler, ScheduleJob scheduleJob) throws SchedulerException { createScheduleJob(scheduler, scheduleJob.getSch_name(), scheduleJob.getSch_group(), scheduleJob.getSch_cronExpression(), scheduleJob.getSch_isSync(), scheduleJob,scheduleJob.getSch_classname(),scheduleJob.getSch_classnamesync()); } /** * 创建定时任务 * @param scheduler * @param jobName * @param jobGroup * @param cronExpression * @param isSync * @param param * @param sch_classname * @param sch_classnamesync * @throws SchedulerException */ @SuppressWarnings("unchecked") public static void createScheduleJob(Scheduler scheduler, String jobName, String jobGroup, String cronExpression, boolean isSync, Object param,String sch_classname,String sch_classnamesync) throws SchedulerException { Class class1 = null; Class class2 = null; try { class1 = Class.forName(sch_classname); class2 = Class.forName(sch_classnamesync); } catch (ClassNotFoundException e) { e.printStackTrace(); } //同步或异步 Class jobClass = isSync ? (Class) class2 : (Class) class1; // Class jobClass = isSync ? JobSyncFactory.class : JobFactory.class; //构建job信息 JobDetail jobDetail = JobBuilder.newJob(jobClass).withIdentity(jobName, jobGroup).build(); //放入参数,运行时的方法可以获取 jobDetail.getJobDataMap().put("jobParam", param); //表达式调度构建器 CronScheduleBuilder scheduleBuilder = CronScheduleBuilder.cronSchedule(cronExpression); //按新的cronExpression表达式构建一个新的trigger CronTrigger trigger = TriggerBuilder.newTrigger().withIdentity(jobName, jobGroup) .withSchedule(scheduleBuilder).build(); scheduler.scheduleJob(jobDetail, trigger); } /** * 运行一次任务 * * @param scheduler * @param jobName * @param jobGroup * @throws SchedulerException */ public static void runOnce(Scheduler scheduler, String jobName, String jobGroup) throws SchedulerException { JobKey jobKey = JobKey.jobKey(jobName, jobGroup); scheduler.triggerJob(jobKey); } /** * 暂停任务 * * @param scheduler * @param jobName * @param jobGroup * @throws SchedulerException */ public static void pauseJob(Scheduler scheduler, String jobName, String jobGroup) throws SchedulerException { JobKey jobKey = JobKey.jobKey(jobName, jobGroup); scheduler.pauseJob(jobKey); } /** * 恢复任务 * * @param scheduler * @param jobName * @param jobGroup * @throws SchedulerException */ public static void resumeJob(Scheduler scheduler, String jobName, String jobGroup) throws SchedulerException { JobKey jobKey = JobKey.jobKey(jobName, jobGroup); scheduler.resumeJob(jobKey); } /** * 获取jobKey * * @param jobName the job name * @param jobGroup the job group * @return the job key */ public static JobKey getJobKey(String jobName, String jobGroup) { return JobKey.jobKey(jobName, jobGroup); } /** * 更新定时任务 * * @param scheduler the scheduler * @param scheduleJob the schedule job * @throws SchedulerException */ public static void updateScheduleJob(Scheduler scheduler, ScheduleJob scheduleJob) throws SchedulerException { updateScheduleJob(scheduler, scheduleJob.getSch_name(), scheduleJob.getSch_group(), scheduleJob.getSch_cronExpression(), scheduleJob.getSch_isSync(), scheduleJob); } /** * 更新定时任务 * * @param scheduler the scheduler * @param jobName the job name * @param jobGroup the job group * @param cronExpression the cron expression * @param isSync the is sync * @param param the param * @throws SchedulerException */ public static void updateScheduleJob(Scheduler scheduler, String jobName, String jobGroup, String cronExpression, boolean isSync, Object param) throws SchedulerException { TriggerKey triggerKey = ScheduleUtils.getTriggerKey(jobName, jobGroup); //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); } /** * 删除定时任务 * * @param scheduler * @param jobName * @param jobGroup * @throws SchedulerException */ public static void deleteScheduleJob(Scheduler scheduler, String jobName, String jobGroup) throws SchedulerException { scheduler.deleteJob(getJobKey(jobName, jobGroup)); } } 这里变化最大的是: 创建定时任务中: Class class1 = null; Class class2 = null; try { class1 = Class.forName(sch_classname); class2 = Class.forName(sch_classnamesync); } catch (ClassNotFoundException e) { e.printStackTrace(); } 动态加载每个任务类。 你看懂了么?好吧 看懂看不懂 都没关系,多看看。对了,可以看看之前的文件: Spring 整合Quartz 2实现定时任务 http://www.dexcoder.com/selfly/article/1822 开源例子:http://git.oschina.net/weir/scheduler-test-web