package com.iplatform.scheduler;
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import com.iplatform.model.po.S_scheduler;
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import com.iplatform.scheduler.util.SchedulerUtils;
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import com.walker.infrastructure.utils.StringUtils;
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import com.walker.scheduler.GatherSchedulerManager;
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import com.walker.scheduler.ScheduleEngine;
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import com.walker.scheduler.impl.TimedScheduler;
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import java.util.List;
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/**
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* 平台调度任务管理器抽象，可通过该对象管理任务列表。
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* 包括：启动、暂停、停止、列表等操作。
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* @author 时克英
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* @date 2022-09-08
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*/
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public abstract class PlatformSchedulerManager extends GatherSchedulerManager {
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private ScheduleEngine scheduleEngine;
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public void startup(){
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this.initialize();
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}
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@Override
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protected void initialize() {
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this.scheduleEngine = this.acquireScheduleEngine();
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if(this.scheduleEngine == null){
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throw new IllegalArgumentException("请提供一个可用的调度引擎对象: ScheduleEngine");
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}
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List<S_scheduler> schedulerList = this.acquireRunningList();
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int count = 0;
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if(!StringUtils.isEmptyList(schedulerList)){
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boolean result = false;
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for(S_scheduler e : schedulerList){
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if(e.getStatus() == Constants.STATUS_START){
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result = this.runScheduler(e);
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if(!result){
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logger.info("一个调度器初始化运行失败:" + e.getId());
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} else {
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count++;
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}
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} else if(e.getStatus() == Constants.STATUS_PAUSE){
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this.putPauseScheduler(e);
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}
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}
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}
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logger.info("~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~");
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logger.info("初始化了调度管理器，加载已有调度任务:" + count + "个");
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logger.info("~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~");
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}
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protected boolean runScheduler(S_scheduler entity){
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try {
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TimedScheduler scheduler = SchedulerUtils.createScheduler(entity, this.scheduleEngine);
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this.startScheduler(scheduler);
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return true;
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} catch (Exception e) {
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logger.error("系统启动后，自动运行调度器错误：" + entity.getName() + "，id=" + entity.getId(), e);
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return false;
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}
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}
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protected TimedScheduler putPauseScheduler(S_scheduler e){
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try {
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TimedScheduler scheduler = SchedulerUtils.createScheduler(e, this.scheduleEngine);
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scheduler.pause();
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this.getCachedData().put(e.getId().intValue(), scheduler);
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return scheduler;
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} catch (Exception e1) {
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logger.error("系统启动后，创建调度器错误：" + e.getName() + "，id=" + e.getId(), e1);
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return null;
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}
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}
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public ScheduleEngine getScheduleEngine(){
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return this.scheduleEngine;
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}
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/**
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* 获取正在运行的调度任务（包括：暂停的）
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* @return
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*/
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protected abstract List<S_scheduler> acquireRunningList();
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/**
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* 获得一个调度引擎对象，用于操作任务状态。
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* @return
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*/
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protected abstract ScheduleEngine acquireScheduleEngine();
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}
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