org.quartz.Scheduler#getContext ( )源码实例Demo

/**
 * 初始化自动的调度器数据
 *
 * @param scheduler 调度器
 * @param jobBeanFactory JobBean工厂
 */
static void initAutomaticScheduler(Scheduler scheduler, JobBeanFactory jobBeanFactory) {
    try {
        SchedulerContext schedulerContext = scheduler.getContext();
        schedulerContext.put(JOB_BEAN_FACTORY_KEY, jobBeanFactory);
        schedulerContext.put(SCHEDULE_MODE_KEY, ScheduleMode.AUTOMATIC);
    } catch (SchedulerException e) {
        LoggerHelper.error("get schedule context failed.", e);
        throw new NiubiException(e);
    }
}
 

/**
 * 初始化手动的调度器数据
 *
 * @param scheduler 调度器
 */
static void initManualScheduler(Scheduler scheduler) {
    try {
        SchedulerContext schedulerContext = scheduler.getContext();
        schedulerContext.put(SCHEDULE_MODE_KEY, ScheduleMode.MANUAL);
    } catch (SchedulerException e) {
        LoggerHelper.error("get schedule context failed.", e);
        throw new NiubiException(e);
    }
}
 

/**
 * Gets the job context holder.
 *
 * @param jobContext
 *            the job context
 * @return the job context holder
 */
protected final JobContextHolder getJobContextHolder(final JobExecutionContext jobContext) {
	final Scheduler scheduler = jobContext.getScheduler();
	    JobContextHolder bean = null;
	    try {
	    	final SchedulerContext schedulerContext = scheduler.getContext();
	        final ApplicationContext appContext = (ApplicationContext) schedulerContext.get(APPLICATION_CONTEXT);
	        bean = appContext.getBean(JobContextHolder.class);
	    } catch (final SchedulerException e) {
	       LOGGER.error("Failed to get JobContextHolder",e );
	    }

	return bean;
}
 

/**
 * 获取Scheduler基本信息
 *
 * @return 返回基本信息的Map
 * @throws SchedulerException 异常
 */
public static List<SchedulerInfo> getAllSchedulerInfo() throws SchedulerException {
    List<SchedulerInfo> schedulerInfos = new ArrayList<SchedulerInfo>();
    Collection<Scheduler> allSchedulers = quartzManager.getSchedulers();

    for (Scheduler scheduler : allSchedulers) {
        // 获取Job数量
        List<JobDetail> allJobsOfScheduler = QuartzUtils.getAllJobsOfScheduler(scheduler);

        int triggerCount = 0;
        // 错误Trigger数量
        int triggerErrorCount = 0;
        // 堵塞Trigger数量
        int triggerBlockedCount = 0;
        // 暂停Trigger数量
        int triggerPausedCount = 0;
        for (JobDetail jobDetail : allJobsOfScheduler) {
            List<? extends Trigger> triggersOfJob = QuartzUtils.getTriggersOfJob(jobDetail, scheduler);
            for (Trigger trigger : triggersOfJob) {
                triggerCount++;
                boolean isError = QuartzUtils.isTriggerError(trigger, scheduler);
                if (isError) {
                    triggerErrorCount++;
                }
                boolean isBlocked = QuartzUtils.isTriggerBlocked(trigger, scheduler);
                if (isBlocked) {
                    triggerBlockedCount++;
                }
                boolean isPaused = QuartzUtils.isTriggerPaused(trigger, scheduler);
                if (isPaused) {
                    triggerPausedCount++;
                }
            }

        }

        // schedulerConext中参数Map
        List<Map<String, Object>> schedulerContextMapList = new ArrayList<Map<String, Object>>();
        SchedulerContext context = scheduler.getContext();
        Set<String> contextKeySet = context.keySet();
        for (String contextKey : contextKeySet) {
            Map<String, Object> contextMap = new LinkedHashMap<String, Object>();
            Object contextKeyObj = context.get(contextKey);
            // 是否支持json转换
            boolean support = JSONWriter.support(contextKeyObj);
            if (support) {
                contextMap.put("key", contextKey);
                contextMap.put("value", contextKeyObj);
            } else {
                contextMap.put("key", contextKey);
                contextMap.put("value", contextKeyObj.toString());
            }
            schedulerContextMapList.add(contextMap);
        }


        SchedulerInfo schedulerInfo = new SchedulerInfo();
        schedulerInfo.setSchedulerName(scheduler.getSchedulerName());
        schedulerInfo.setShutdown(scheduler.isShutdown());
        schedulerInfo.setStarted(scheduler.isStarted());
        schedulerInfo.setInStandbyMode(scheduler.isInStandbyMode());
        // 设置job数量
        schedulerInfo.setJobCount(allJobsOfScheduler.size());
        // 设置数量
        schedulerInfo.setTriggerCount(triggerCount);
        schedulerInfo.setTriggerErrorCount(triggerErrorCount);
        schedulerInfo.setTriggerBlockedCount(triggerBlockedCount);
        schedulerInfo.setTriggerPausedCount(triggerPausedCount);
        // 设置schedulerContext
        schedulerInfo.setSchedulerContext(schedulerContextMapList);

        schedulerInfos.add(schedulerInfo);
    }
    return schedulerInfos;
}