| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You 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. |
| */ |
| |
| package org.apache.shardingsphere.elasticjob.cloud.scheduler.producer; |
| |
| import org.apache.shardingsphere.elasticjob.cloud.scheduler.config.job.CloudJobConfiguration; |
| import org.apache.shardingsphere.elasticjob.cloud.scheduler.state.ready.ReadyService; |
| import org.apache.shardingsphere.elasticjob.cloud.exception.JobSystemException; |
| import lombok.Setter; |
| import org.quartz.CronScheduleBuilder; |
| import org.quartz.Job; |
| import org.quartz.JobBuilder; |
| import org.quartz.JobDetail; |
| import org.quartz.JobExecutionContext; |
| import org.quartz.JobExecutionException; |
| import org.quartz.JobKey; |
| import org.quartz.Scheduler; |
| import org.quartz.SchedulerException; |
| import org.quartz.Trigger; |
| import org.quartz.TriggerBuilder; |
| import org.quartz.TriggerKey; |
| import org.quartz.impl.StdSchedulerFactory; |
| import org.quartz.plugins.management.ShutdownHookPlugin; |
| import org.quartz.simpl.SimpleThreadPool; |
| |
| import java.util.List; |
| import java.util.Properties; |
| |
| /** |
| * Transient producer scheduler. |
| */ |
| final class TransientProducerScheduler { |
| |
| private final TransientProducerRepository repository; |
| |
| private final ReadyService readyService; |
| |
| private Scheduler scheduler; |
| |
| TransientProducerScheduler(final ReadyService readyService) { |
| repository = new TransientProducerRepository(); |
| this.readyService = readyService; |
| } |
| |
| void start() { |
| scheduler = getScheduler(); |
| try { |
| scheduler.start(); |
| } catch (final SchedulerException ex) { |
| throw new JobSystemException(ex); |
| } |
| } |
| |
| private Scheduler getScheduler() { |
| StdSchedulerFactory factory = new StdSchedulerFactory(); |
| try { |
| factory.initialize(getQuartzProperties()); |
| return factory.getScheduler(); |
| } catch (final SchedulerException ex) { |
| throw new JobSystemException(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(Runtime.getRuntime().availableProcessors() * 2)); |
| result.put("org.quartz.scheduler.instanceName", "ELASTIC_JOB_CLOUD_TRANSIENT_PRODUCER"); |
| result.put("org.quartz.plugin.shutdownhook.class", ShutdownHookPlugin.class.getName()); |
| result.put("org.quartz.plugin.shutdownhook.cleanShutdown", Boolean.TRUE.toString()); |
| return result; |
| } |
| |
| // TODO Concurrency optimization |
| synchronized void register(final CloudJobConfiguration jobConfig) { |
| String cron = jobConfig.getTypeConfig().getCoreConfig().getCron(); |
| JobKey jobKey = buildJobKey(cron); |
| repository.put(jobKey, jobConfig.getJobName()); |
| try { |
| if (!scheduler.checkExists(jobKey)) { |
| scheduler.scheduleJob(buildJobDetail(jobKey), buildTrigger(jobKey.getName())); |
| } |
| } catch (final SchedulerException ex) { |
| throw new JobSystemException(ex); |
| } |
| } |
| |
| private JobDetail buildJobDetail(final JobKey jobKey) { |
| JobDetail result = JobBuilder.newJob(ProducerJob.class).withIdentity(jobKey).build(); |
| result.getJobDataMap().put("repository", repository); |
| result.getJobDataMap().put("readyService", readyService); |
| return result; |
| } |
| |
| private Trigger buildTrigger(final String cron) { |
| return TriggerBuilder.newTrigger().withIdentity(cron).withSchedule(CronScheduleBuilder.cronSchedule(cron).withMisfireHandlingInstructionDoNothing()).build(); |
| } |
| |
| synchronized void deregister(final CloudJobConfiguration jobConfig) { |
| repository.remove(jobConfig.getJobName()); |
| String cron = jobConfig.getTypeConfig().getCoreConfig().getCron(); |
| if (!repository.containsKey(buildJobKey(cron))) { |
| try { |
| scheduler.unscheduleJob(TriggerKey.triggerKey(cron)); |
| } catch (final SchedulerException ex) { |
| throw new JobSystemException(ex); |
| } |
| } |
| } |
| |
| private JobKey buildJobKey(final String cron) { |
| return JobKey.jobKey(cron); |
| } |
| |
| void shutdown() { |
| try { |
| if (null != scheduler && !scheduler.isShutdown()) { |
| scheduler.shutdown(); |
| } |
| } catch (final SchedulerException ex) { |
| throw new JobSystemException(ex); |
| } |
| repository.removeAll(); |
| } |
| |
| @Setter |
| public static final class ProducerJob implements Job { |
| |
| private TransientProducerRepository repository; |
| |
| private ReadyService readyService; |
| |
| @Override |
| public void execute(final JobExecutionContext context) throws JobExecutionException { |
| List<String> jobNames = repository.get(context.getJobDetail().getKey()); |
| for (String each : jobNames) { |
| readyService.addTransient(each); |
| } |
| } |
| } |
| } |