这篇文章给大家介绍怎样进行SpringBoot基于数据库的定时任务统一管理的实现,内容非常详细,感兴趣的小伙伴们可以参考借鉴,希望对大家能有所帮助。
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定时任务1
import lombok.extern.slf4j.Slf4j;/** * @author Created by niugang on 2019/12/24/15:29 */@Slf4jpublic class TaskTest { public void task1() { log.info("反射调用测试[一]类"); }}
定时任务2
import lombok.extern.slf4j.Slf4j;/** * @author Created by niugang on 2019/12/24/15:54 */@Slf4jpublic class TaskTest2 { public void task2() { log.info("反射调用测试[二]类"); }}
配置类
import lombok.Data;import lombok.extern.slf4j.Slf4j;import org.springframework.context.annotation.Configuration;import org.springframework.scheduling.annotation.EnableScheduling;import org.springframework.scheduling.annotation.SchedulingConfigurer;import org.springframework.scheduling.config.CronTask;import org.springframework.scheduling.config.ScheduledTask;import org.springframework.scheduling.config.ScheduledTaskRegistrar;import java.lang.reflect.Method;import java.util.ArrayList;import java.util.List;/** * @author Created by niugang on 2019/12/24/15:19 */@Configuration@EnableScheduling@Slf4jpublic class CompleteScheduleConfig implements SchedulingConfigurer { private static List
/* *模拟数据库存储 */ static {
TaskRecord taskRecord = new TaskRecord(); taskRecord.setExecuteMehod("task1");
taskRecord.setClassPath("com.example.demo.pojo.TaskTest");
taskRecord.setCron("0/5 * * * * ?");
taskRecordList.add(taskRecord);
TaskRecord taskRecord2 = new TaskRecord();
taskRecord2.setExecuteMehod("task2");
taskRecord2.setClassPath("com.example.demo.pojo.TaskTest2");
taskRecord2.setCron("0/10 * * * * ?");
taskRecordList.add(taskRecord2); } @Override public void configureTasks(ScheduledTaskRegistrar taskRegistrar) { // taskRegistrar.addCronTask(() -> log.info("执行定时任务,{}", LocalDateTime.now()), "0/5 * * * * ?");/* taskRegistrar.addCronTask(new Runnable() {
@Override public void run() { try {
Class> aClass = Class.forName("com.example.demo.pojo.TaskTest");
Object o = aClass.newInstance();
Method[] declaredMethods = aClass.getDeclaredMethods(); for (Method declaredMethod : declaredMethods) { declaredMethod.invoke(o);
// log.info("方法名称:{}",declaredMethod.getName());
} }
catch (Exception e) { e.printStackTrace();
} } }, "0/5 * * * * ?");
*/ for (TaskRecord taskRecord : taskRecordList) { String classPath = taskRecord.getClassPath();
String cron = taskRecord.getCron();
String executeMehod = taskRecord.getExecuteMehod();
Runnable runnable = () -> { Class> aClass;
try { aClass = Class.forName(classPath);
Object o = aClass.newInstance();
Method[] declaredMethods = aClass.getDeclaredMethods();
for (Method declaredMethod : declaredMethods) {
if (declaredMethod.getName().equals(executeMehod)) {
/// log.info("方法名称:{}",declaredMethod.getName());
declaredMethod.invoke(o);
} } }
catch (Exception e1) { e1.printStackTrace();
} };
CronTask cronTask = new CronTask(runnable, cron);
ScheduledTask scheduledTask = taskRegistrar.scheduleCronTask(cronTask);
//scheduledTask.cancel(); 取消定时任务 } }
@Data private static class TaskRecord { private String classPath;
private String executeMehod;
private String cron;
//可以在增加一个type 执行其他类型的定时任务 }}
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