add final for every classes

elastic-job-cloud/elastic-job-cloud-executor/src/main/java/com/dangdang/ddframe/job/cloud/executor/CloudJobFacade.java

@@ -38,7 +38,7 @@
  * @author zhangliang
  */
 @RequiredArgsConstructor
-public class CloudJobFacade implements JobFacade {
+public final class CloudJobFacade implements JobFacade {
 
  private final ShardingContexts shardingContexts;
 

elastic-job-cloud/elastic-job-cloud-executor/src/main/java/com/dangdang/ddframe/job/cloud/executor/JobConfigurationContext.java

@@ -36,7 +36,7 @@
  *
  * @author caohao
  */
-public class JobConfigurationContext implements JobRootConfiguration {
+public final class JobConfigurationContext implements JobRootConfiguration {
 
  private static final String IGNORE_CRON = "ignoredCron";
 

elastic-job-cloud/elastic-job-cloud-scheduler/src/main/java/com/dangdang/ddframe/job/cloud/scheduler/config/app/CloudAppConfigurationService.java

@@ -32,7 +32,7 @@
  * @author caohao
  */
 @RequiredArgsConstructor
-public class CloudAppConfigurationService {
+public final class CloudAppConfigurationService {
 
  private final CoordinatorRegistryCenter regCenter;
 

elastic-job-cloud/elastic-job-cloud-scheduler/src/main/java/com/dangdang/ddframe/job/cloud/scheduler/config/job/CloudJobConfigurationListener.java

@@ -35,7 +35,7 @@
  * @author zhangliang
  * @author caohao
  */
-public class CloudJobConfigurationListener implements TreeCacheListener {
+public final class CloudJobConfigurationListener implements TreeCacheListener {
 
  private final CoordinatorRegistryCenter regCenter;
 

elastic-job-cloud/elastic-job-cloud-scheduler/src/main/java/com/dangdang/ddframe/job/cloud/scheduler/config/job/CloudJobConfigurationService.java

@@ -32,7 +32,7 @@
  * @author zhangliang
  */
 @RequiredArgsConstructor
-public class CloudJobConfigurationService {
+public final class CloudJobConfigurationService {
 
  private final CoordinatorRegistryCenter regCenter;
 

elastic-job-cloud/elastic-job-cloud-scheduler/src/main/java/com/dangdang/ddframe/job/cloud/scheduler/ha/FrameworkIDService.java

@@ -28,7 +28,7 @@
  * @author gaohongtao
  */
 @RequiredArgsConstructor
-public class FrameworkIDService {
+public final class FrameworkIDService {
 
  private final CoordinatorRegistryCenter regCenter;
 

elastic-job-cloud/elastic-job-cloud-scheduler/src/main/java/com/dangdang/ddframe/job/cloud/scheduler/ha/HANode.java

@@ -22,7 +22,7 @@
  * 
  * @author gaohongtao
  */
-public class HANode {
+public final class HANode {
 
  /**
  * HA根节点.

elastic-job-cloud/elastic-job-cloud-scheduler/src/main/java/com/dangdang/ddframe/job/cloud/scheduler/ha/SchedulerElectionCandidate.java

@@ -26,7 +26,7 @@
  *
  * @author caohao
  */
-public class SchedulerElectionCandidate implements ElectionCandidate {
+public final class SchedulerElectionCandidate implements ElectionCandidate {
 
  private final CoordinatorRegistryCenter regCenter;
 

elastic-job-cloud/elastic-job-cloud-scheduler/src/main/java/com/dangdang/ddframe/job/cloud/scheduler/mesos/FacadeService.java

@@ -50,7 +50,7 @@
  * @author caohao
  */
 @Slf4j
-public class FacadeService {
+public final class FacadeService {
 
  private final CloudAppConfigurationService appConfigService;
 

elastic-job-cloud/elastic-job-cloud-scheduler/src/main/java/com/dangdang/ddframe/job/cloud/scheduler/mesos/LeasesQueue.java

@@ -34,7 +34,7 @@
  * @author zhangliang
  */
 @NoArgsConstructor(access = AccessLevel.PRIVATE)
-public class LeasesQueue {
+public final class LeasesQueue {
 
  private static final LeasesQueue INSTANCE = new LeasesQueue();
 

elastic-job-cloud/elastic-job-cloud-scheduler/src/main/java/com/dangdang/ddframe/job/cloud/scheduler/mesos/TaskLaunchScheduledService.java

@@ -64,7 +64,7 @@
  */
 @RequiredArgsConstructor
 @Slf4j
-public class TaskLaunchScheduledService extends AbstractScheduledService {
+public final class TaskLaunchScheduledService extends AbstractScheduledService {
 
  private final SchedulerDriver schedulerDriver;
 

elastic-job-cloud/elastic-job-cloud-scheduler/src/main/java/com/dangdang/ddframe/job/cloud/scheduler/producer/ProducerManager.java

@@ -49,7 +49,7 @@
  * @author zhangliang
  */
 @Slf4j
-public class ProducerManager {
+public final class ProducerManager {
 
  private final CloudAppConfigurationService appConfigService;
 

elastic-job-cloud/elastic-job-cloud-scheduler/src/main/java/com/dangdang/ddframe/job/cloud/scheduler/producer/TransientProducerRepository.java

@@ -31,7 +31,7 @@
  * @author caohao
  * @author zhangliang
  */
-class TransientProducerRepository {
+final class TransientProducerRepository {
 
  private final ConcurrentHashMap<JobKey, List<String>> cronTasks = new ConcurrentHashMap<>(256, 1);
 

elastic-job-cloud/elastic-job-cloud-scheduler/src/main/java/com/dangdang/ddframe/job/cloud/scheduler/producer/TransientProducerScheduler.java

@@ -45,7 +45,7 @@
  *
  * @author caohao
  */
-class TransientProducerScheduler {
+final class TransientProducerScheduler {
 
  private final TransientProducerRepository repository;
 

elastic-job-cloud/elastic-job-cloud-scheduler/src/main/java/com/dangdang/ddframe/job/cloud/scheduler/restful/RestfulService.java

@@ -29,7 +29,7 @@
  *
  * @author caohao
  */
-public class RestfulService {
+public final class RestfulService {
 
  private static final String CONSOLE_PATH = "console";
 

elastic-job-cloud/elastic-job-cloud-scheduler/src/main/java/com/dangdang/ddframe/job/cloud/scheduler/state/failover/FailoverService.java

@@ -48,7 +48,7 @@
  * @author zhangliang
  */
 @Slf4j
-public class FailoverService {
+public final class FailoverService {
 
  private final BootstrapEnvironment env = BootstrapEnvironment.getInstance();
 

elastic-job-cloud/elastic-job-cloud-scheduler/src/main/java/com/dangdang/ddframe/job/cloud/scheduler/state/ready/ReadyService.java

@@ -45,7 +45,7 @@
  * @author liguangyun
  */
 @Slf4j
-public class ReadyService {
+public final class ReadyService {
 
  private final BootstrapEnvironment env = BootstrapEnvironment.getInstance();
 

elastic-job-cloud/elastic-job-cloud-scheduler/src/main/java/com/dangdang/ddframe/job/cloud/scheduler/state/running/RunningService.java

@@ -45,7 +45,7 @@
  * @author zhangliang
  */
 @RequiredArgsConstructor
-public class RunningService {
+public final class RunningService {
 
  private static final int TASK_INITIAL_SIZE = 1024;
 

elastic-job-cloud/elastic-job-cloud-scheduler/src/main/java/com/dangdang/ddframe/job/cloud/scheduler/statistics/StatisticManager.java

@@ -56,7 +56,7 @@
  */
 @Slf4j
 @RequiredArgsConstructor(access = AccessLevel.PRIVATE)
-public class StatisticManager {
+public final class StatisticManager {
 
  private static volatile StatisticManager instance;
 
@@ -286,11 +286,10 @@ public List<JobRegisterStatistics> findJobRegisterStatisticsSinceOnline() {
 
  private Date getOnlineDate() {
  SimpleDateFormat formatter = new SimpleDateFormat("yyyy-MM-dd");
- Date onlineDate = null;
  try {
- onlineDate = formatter.parse("2016-12-16");
+ return formatter.parse("2016-12-16");
  } catch (final ParseException ex) {
+ return null;
  }
- return onlineDate;
  }
 }

elastic-job-cloud/elastic-job-cloud-scheduler/src/main/java/com/dangdang/ddframe/job/cloud/scheduler/statistics/StatisticsScheduler.java

@@ -17,25 +17,24 @@
 
 package com.dangdang.ddframe.job.cloud.scheduler.statistics;
 
-import java.util.Map;
-import java.util.Properties;
-
+import com.dangdang.ddframe.job.cloud.scheduler.statistics.job.StatisticJob;
+import com.dangdang.ddframe.job.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 com.dangdang.ddframe.job.cloud.scheduler.statistics.job.StatisticJob;
-import com.dangdang.ddframe.job.exception.JobStatisticException;
+import java.util.Map;
+import java.util.Properties;
 
 /**
  * 统计作业调度器.
  *
  * @author liguangyun
  */
-class StatisticsScheduler {
+final class StatisticsScheduler {
 
  private final StdSchedulerFactory factory;
 

elastic-job-cloud/elastic-job-cloud-scheduler/src/main/java/com/dangdang/ddframe/job/cloud/scheduler/statistics/TaskResultMetaData.java

@@ -24,7 +24,7 @@
  *
  * @author liguangyun
  */
-public class TaskResultMetaData {
+public final class TaskResultMetaData {
 
  private final AtomicInteger successCount;
 

elastic-job-cloud/elastic-job-cloud-scheduler/src/main/java/com/dangdang/ddframe/job/cloud/scheduler/statistics/job/JobRunningStatisticJob.java

@@ -51,7 +51,7 @@
 @Setter
 @NoArgsConstructor
 @Slf4j
-public class JobRunningStatisticJob extends AbstractStatisticJob {
+public final class JobRunningStatisticJob extends AbstractStatisticJob {
 
  private RunningService runningService;
 

elastic-job-cloud/elastic-job-cloud-scheduler/src/main/java/com/dangdang/ddframe/job/cloud/scheduler/statistics/job/RegisteredJobStatisticJob.java

@@ -49,7 +49,7 @@
 @NoArgsConstructor
 @AllArgsConstructor
 @Slf4j
-public class RegisteredJobStatisticJob extends AbstractStatisticJob {
+public final class RegisteredJobStatisticJob extends AbstractStatisticJob {
 
  private CloudJobConfigurationService configurationService;
 

elastic-job-cloud/elastic-job-cloud-scheduler/src/main/java/com/dangdang/ddframe/job/cloud/scheduler/statistics/job/TaskResultStatisticJob.java

@@ -17,30 +17,28 @@
 
 package com.dangdang.ddframe.job.cloud.scheduler.statistics.job;
 
-import java.util.Date;
-import java.util.HashMap;
-import java.util.List;
-import java.util.Map;
-
-import org.quartz.CronScheduleBuilder;
-import org.quartz.JobBuilder;
-import org.quartz.JobDetail;
-import org.quartz.JobExecutionContext;
-import org.quartz.JobExecutionException;
-import org.quartz.Trigger;
-import org.quartz.TriggerBuilder;
-
 import com.dangdang.ddframe.job.cloud.scheduler.statistics.TaskResultMetaData;
 import com.dangdang.ddframe.job.cloud.scheduler.statistics.util.StatisticTimeUtils;
 import com.dangdang.ddframe.job.statistics.StatisticInterval;
 import com.dangdang.ddframe.job.statistics.rdb.StatisticRdbRepository;
 import com.dangdang.ddframe.job.statistics.type.task.TaskResultStatistics;
 import com.google.common.base.Optional;
-
 import lombok.AllArgsConstructor;
 import lombok.NoArgsConstructor;
 import lombok.Setter;
 import lombok.extern.slf4j.Slf4j;
+import org.quartz.CronScheduleBuilder;
+import org.quartz.JobBuilder;
+import org.quartz.JobDetail;
+import org.quartz.JobExecutionContext;
+import org.quartz.JobExecutionException;
+import org.quartz.Trigger;
+import org.quartz.TriggerBuilder;
+
+import java.util.Date;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
 
 /**
  * 任务运行结果统计作业.
@@ -51,7 +49,7 @@
 @NoArgsConstructor
 @AllArgsConstructor
 @Slf4j
-public class TaskResultStatisticJob extends AbstractStatisticJob {
+public final class TaskResultStatisticJob extends AbstractStatisticJob {
 
  private StatisticInterval statisticInterval;
 

elastic-job-common/elastic-job-common-core/src/main/java/com/dangdang/ddframe/job/event/JobEventBus.java

@@ -29,7 +29,7 @@
  * @author caohao
  */
 @Slf4j
-public class JobEventBus {
+public final class JobEventBus {
 
  private final JobEventConfiguration jobEventConfig;
 

elastic-job-common/elastic-job-common-core/src/main/java/com/dangdang/ddframe/job/event/JobEventListenerConfigurationException.java

@@ -22,7 +22,7 @@
  * 
  * @author zhangliang
  */
-public class JobEventListenerConfigurationException extends Exception {
+public final class JobEventListenerConfigurationException extends Exception {
 
  private static final long serialVersionUID = 4069519372148227761L;
 

elastic-job-common/elastic-job-common-core/src/main/java/com/dangdang/ddframe/job/event/rdb/JobEventRdbConfiguration.java

@@ -34,7 +34,7 @@
  */
 @RequiredArgsConstructor
 @Getter
-public class JobEventRdbConfiguration extends JobEventRdbIdentity implements JobEventConfiguration, Serializable {
+public final class JobEventRdbConfiguration extends JobEventRdbIdentity implements JobEventConfiguration, Serializable {
 
  private static final long serialVersionUID = 3344410699286435226L;
 

elastic-job-common/elastic-job-common-core/src/main/java/com/dangdang/ddframe/job/event/rdb/JobEventRdbSearch.java

@@ -50,7 +50,7 @@
  */
 @RequiredArgsConstructor
 @Slf4j
-public class JobEventRdbSearch {
+public final class JobEventRdbSearch {
 
  private static final String TABLE_JOB_EXECUTION_LOG = "JOB_EXECUTION_LOG";
 

elastic-job-common/elastic-job-common-core/src/main/java/com/dangdang/ddframe/job/event/rdb/JobEventRdbStorage.java

@@ -44,7 +44,7 @@
  * @author caohao
  */
 @Slf4j
-class JobEventRdbStorage {
+final class JobEventRdbStorage {
 
  private static final String TABLE_JOB_EXECUTION_LOG = "JOB_EXECUTION_LOG";
 

elastic-job-common/elastic-job-common-core/src/main/java/com/dangdang/ddframe/job/event/type/JobExecutionEvent.java

@@ -36,7 +36,7 @@
 @RequiredArgsConstructor
 @AllArgsConstructor
 @Getter
-public class JobExecutionEvent implements JobEvent {
+public final class JobExecutionEvent implements JobEvent {
 
  private String id = UUID.randomUUID().toString();
 

elastic-job-common/elastic-job-common-core/src/main/java/com/dangdang/ddframe/job/event/type/JobExecutionEventThrowable.java

@@ -31,7 +31,7 @@
 @AllArgsConstructor
 @Getter
 @ToString(of = "plainText")
-public class JobExecutionEventThrowable {
+public final class JobExecutionEventThrowable {
 
  private final Throwable throwable;
 

elastic-job-common/elastic-job-common-core/src/main/java/com/dangdang/ddframe/job/event/type/JobStatusTraceEvent.java

@@ -18,7 +18,7 @@
 @RequiredArgsConstructor
 @AllArgsConstructor
 @Getter
-public class JobStatusTraceEvent implements JobEvent {
+public final class JobStatusTraceEvent implements JobEvent {
 
  private String id = UUID.randomUUID().toString();
 

elastic-job-common/elastic-job-common-core/src/main/java/com/dangdang/ddframe/job/exception/AppConfigurationException.java

@@ -22,7 +22,7 @@
  * 
  * @author caohao
  */
-public class AppConfigurationException extends RuntimeException {
+public final class AppConfigurationException extends RuntimeException {
 
  private static final long serialVersionUID = -1466479389299512371L;
 

elastic-job-common/elastic-job-common-core/src/main/java/com/dangdang/ddframe/job/exception/ExceptionUtil.java

@@ -29,7 +29,7 @@
  * @author caohao
  */
 @NoArgsConstructor(access = AccessLevel.PRIVATE)
-public class ExceptionUtil {
+public final class ExceptionUtil {
 
  public static String transform(final Throwable cause) {
  if (null == cause) {

elastic-job-common/elastic-job-common-core/src/main/java/com/dangdang/ddframe/job/exception/JobConfigurationException.java

@@ -22,7 +22,7 @@
  * 
  * @author zhangliang
  */
-public class JobConfigurationException extends RuntimeException {
+public final class JobConfigurationException extends RuntimeException {
 
  private static final long serialVersionUID = 3244988974343209468L;