| /* |
| * Copyright 1999-2015 dangdang.com. |
| * <p> |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| * </p> |
| */ |
| |
| package io.elasticjob.cloud.scheduler.statistics; |
| |
| import io.elasticjob.cloud.scheduler.statistics.job.StatisticJob; |
| import io.elasticjob.cloud.exception.JobStatisticException; |
| import org.quartz.JobDetail; |
| import org.quartz.Scheduler; |
| import org.quartz.SchedulerException; |
| import org.quartz.impl.StdSchedulerFactory; |
| import org.quartz.plugins.management.ShutdownHookPlugin; |
| import org.quartz.simpl.SimpleThreadPool; |
| |
| import java.util.Properties; |
| |
| /** |
| * 统计作业调度器. |
| * |
| * @author liguangyun |
| */ |
| final class StatisticsScheduler { |
| |
| private final StdSchedulerFactory factory; |
| |
| private Scheduler scheduler; |
| |
| /** |
| * 构造函数. |
| */ |
| StatisticsScheduler() { |
| factory = new StdSchedulerFactory(); |
| try { |
| factory.initialize(getQuartzProperties()); |
| } catch (final SchedulerException ex) { |
| throw new JobStatisticException(ex); |
| } |
| } |
| |
| private Properties getQuartzProperties() { |
| Properties result = new Properties(); |
| result.put("org.quartz.threadPool.class", SimpleThreadPool.class.getName()); |
| result.put("org.quartz.threadPool.threadCount", Integer.toString(1)); |
| result.put("org.quartz.scheduler.instanceName", "ELASTIC_JOB_CLOUD_STATISTICS_SCHEDULER"); |
| result.put("org.quartz.plugin.shutdownhook.class", ShutdownHookPlugin.class.getName()); |
| result.put("org.quartz.plugin.shutdownhook.cleanShutdown", Boolean.TRUE.toString()); |
| return result; |
| } |
| |
| /** |
| * 启动调度器. |
| */ |
| void start() { |
| try { |
| scheduler = factory.getScheduler(); |
| scheduler.start(); |
| } catch (final SchedulerException ex) { |
| throw new JobStatisticException(ex); |
| } |
| } |
| |
| /** |
| * 注册统计作业. |
| * |
| * @param statisticJob 统计作业 |
| */ |
| void register(final StatisticJob statisticJob) { |
| try { |
| JobDetail jobDetail = statisticJob.buildJobDetail(); |
| jobDetail.getJobDataMap().putAll(statisticJob.getDataMap()); |
| scheduler.scheduleJob(jobDetail, statisticJob.buildTrigger()); |
| } catch (final SchedulerException ex) { |
| throw new JobStatisticException(ex); |
| } |
| } |
| |
| /** |
| * 停止调度. |
| */ |
| void shutdown() { |
| try { |
| if (null != scheduler && !scheduler.isShutdown()) { |
| scheduler.shutdown(); |
| } |
| } catch (final SchedulerException ex) { |
| throw new JobStatisticException(ex); |
| } |
| } |
| } |