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add stop

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This commit is contained in:
Looly 2021-05-14 16:58:33 +08:00
parent 415b2a285f
commit 2c1d10d952
3 changed files with 45 additions and 21 deletions
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3
CHANGELOG.md
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@ -3,11 +3,12 @@
------------------------------------------------------------------------------------------------------------- -------------------------------------------------------------------------------------------------------------
# 5.6.6 (2021-05-11) # 5.6.6 (2021-05-14)
### 🐣新特性 ### 🐣新特性
* 【cron 】 增加时间轮简单实现 * 【cron 】 增加时间轮简单实现
* 【core 】 BeanUtil.copyToList增加重载（pr#321@Gitee） * 【core 】 BeanUtil.copyToList增加重载（pr#321@Gitee）
* 【core 】 SyncFinisher增加stop方法（issue#1578@Github）
### 🐞Bug修复 ### 🐞Bug修复

31
hutool-core/src/main/java/cn/hutool/core/thread/SyncFinisher.java
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@ -30,7 +30,7 @@ public class SyncFinisher {
private final Set<Worker> workers; private final Set<Worker> workers;
private final int threadSize; private final int threadSize;
private final ExecutorService executorService; private ExecutorService executorService;
private boolean isBeginAtSameTime; private boolean isBeginAtSameTime;
/** 启动同步器，用于保证所有worker线程同时开始 */ /** 启动同步器，用于保证所有worker线程同时开始 */
@ -46,7 +46,6 @@ public class SyncFinisher {
public SyncFinisher(int threadSize) { public SyncFinisher(int threadSize) {
this.beginLatch = new CountDownLatch(1); this.beginLatch = new CountDownLatch(1);
this.threadSize = threadSize; this.threadSize = threadSize;
this.executorService = ThreadUtil.newExecutor(threadSize);
this.workers = new LinkedHashSet<>(); this.workers = new LinkedHashSet<>();
} }
@ -106,20 +105,26 @@ public class SyncFinisher {
} }
/** /**
* 开始工作 * 开始工作<br>
* 执行此方法后如果不再重复使用此对象，需调用{@link #stop()}关闭回收资源。
*/ */
public void start() { public void start() {
start(true); start(true);
} }
/** /**
* 开始工作 * 开始工作<br>
* 执行此方法后如果不再重复使用此对象，需调用{@link #stop()}关闭回收资源。
* *
* @param sync 是否阻塞等待 * @param sync 是否阻塞等待
* @since 4.5.8 * @since 4.5.8
*/ */
public void start(boolean sync) { public void start(boolean sync) {
endLatch = new CountDownLatch(workers.size()); endLatch = new CountDownLatch(workers.size());
if(null == this.executorService || this.executorService.isShutdown()){
this.executorService = ThreadUtil.newExecutor(threadSize);
}
for (Worker worker : workers) { for (Worker worker : workers) {
executorService.submit(worker); executorService.submit(worker);
} }
@ -135,6 +140,24 @@ public class SyncFinisher {
} }
} }
/**
* 结束线程池。此方法执行两种情况：
* <ol>
* <li>执行start(true)后，调用此方法结束线程池回收资源</li>
* <li>执行start(false)后，用户自行判断结束点执行此方法</li>
* </ol>
*
* @since 5.6.6
*/
public void stop(){
if(null != this.executorService){
this.executorService.shutdown();
}
this.executorService = null;
clearWorker();
}
/** /**
* 等待所有Worker工作结束，否则阻塞 * 等待所有Worker工作结束，否则阻塞
* *