{"id":187170,"date":"2020-10-30T17:54:23","date_gmt":"2020-10-30T09:54:23","guid":{"rendered":"http:\/\/4563.org\/?p=187170"},"modified":"2020-10-30T17:54:23","modified_gmt":"2020-10-30T09:54:23","slug":"%e8%af%b7%e6%95%99%e4%b8%80%e4%b8%aa-java-%e5%a4%9a%e7%ba%bf%e7%a8%8b%e5%b5%8c%e5%a5%97%e4%bd%bf%e7%94%a8%e7%9a%84%e9%97%ae%e9%a2%98","status":"publish","type":"post","link":"http:\/\/4563.org\/?p=187170","title":{"rendered":"\u8bf7\u6559\u4e00\u4e2a Java \u591a\u7ebf\u7a0b\u5d4c\u5957\u4f7f\u7528\u7684\u95ee\u9898"},"content":{"rendered":"
\n
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\u8bf7\u6559\u4e00\u4e2a Java \u591a\u7ebf\u7a0b\u5d4c\u5957\u4f7f\u7528\u7684\u95ee\u9898 <\/h1>\n

<\/p>\n

\n
\u8cc7\u6df1\u5927\u4f6c : season8 <\/span> <\/i> 4<\/span> <\/div>\n
<\/div>\n<\/p><\/div>\n<\/p><\/div>\n<\/p><\/div>\n
<\/p>\n

\u540c\u4e8b\u78b0\u5230\u4e00\u4e2a\u95ee\u9898\uff0c\u6211\u5199\u4e86\u4e2a demo \u590d\u73b0\uff0c\u7814\u7a76\u4e86\u597d\u51e0\u5929\u8fd8\u662f\u6ca1\u5934\u7eea\uff0c\u591a\u7ebf\u7a0b\u7a0b\u573a\u666f\u4e5f\u6ca1\u6709\u8c03\u8bd5\u601d\u8def\uff0c\u5e72\u8106\u53d1\u4e2a\u5e16\uff0c\u60f3\u770b\u770b\u6709\u6ca1\u6709\u5927\u4f6c\u53ef\u4ee5\u6307\u70b9\u4e00\u4e8c\u3002<\/p>\n

\u6a21\u62df\u573a\u666f\uff1a\u4e09\u4e2a\u6d88\u8d39\u7ec4\u6d88\u8d39\u5f02\u6b65\u6d88\u8d39\uff0c\u6bcf\u7ec4\u6709\u4e09\u4e2a\u4efb\u52a1\uff0c\u4efb\u52a1\u4e4b\u95f4\u5f02\u6b65\u6267\u884c\uff0c\u4f46\u5fc5\u987b\u90fd\u6267\u884c\u5b8c\u6bd5\u540e\u6d88\u8d39\u7ec4\u624d\u7b97\u7ed3\u675f\u3002 \u8bbe\u8ba1\u4e0a\uff0c\u6d88\u8d39\u7ec4\u7ebf\u7a0b\u6c60\u7ed9 3 \u4e2a\u7ebf\u7a0b\uff0c\u63a7\u5236\u6bcf\u6b21\u53ea\u6709\u4e09\u4e2a\u7ec4\u80fd\u6d88\u8d39\u3002 \u4efb\u52a1\u7ebf\u7a0b\u6c60\u7ed9\u7684\u662f\u5927\u4e8e 3*3\uff0c\u6309\u6211\u7684\u7406\u89e3\u662f\uff0c\u5916\u5c42 3 \u4e2a\u6d88\u8d39\u7ec4\uff0c\u6bcf\u7ec4\u4e09\u4e2a\u4efb\u52a1\uff0c\u5b9e\u65f6\u4efb\u52a1\u5e94\u8be5\u4e0d\u4f1a\u8d85\u8fc7 9 \u4e2a\u3002<\/p>\n

\u4f46\u7a0b\u5e8f\u6267\u884c\u4e00\u4f1a\u513f\u5c31\u53d1\u73b0\u4f1a\u6709\u6d88\u8d39\u7ec4\u6279\u91cf\u6d8c\u5165\uff0c\u5bfc\u81f4\u91cc\u5c42\u7ebf\u7a0b\u6c60\u89e6\u53d1 reject \u3002<\/p>\n

Demo \u5982\u4e0b\uff1a<\/p>\n

public static void main(String[] args) throws InterruptedException {    ThreadPoolExecutor outter = new ThreadPoolExecutor(3, 3, 30, TimeUnit.SECONDS, new LinkedBlockingQueue<>(197));   ThreadPoolExecutor inner = new ThreadPoolExecutor(9, 12, 30, TimeUnit.SECONDS, new LinkedBlockingQueue<>(1));    for (int i = 0; i < 200; i++) {    int group = i;    outter.execute(() -> {     System.out.println(\"\u5f00\u59cb\u7b2c  \" +group+\"  \u7ec4\u6d88\u8d39\");     CountDownLatch countDownLatch = new CountDownLatch(3);     for (int j = 0; j < 3; j++) {      int task = j;      inner.execute(() -> {       System.out.println(group + \"--\u6d88\u8d39\u6570\u636e:\" + task);       countDownLatch.countDown();      });     }     try {      countDownLatch.await();      System.out.println(group + \"--\u6d88\u8d39\u5b8c\u6210\");     } catch (InterruptedException e) {      e.printStackTrace();     }    });   }  } <\/code><\/pre>\n<\/p><\/div>\n
 \u5927\u4f6c\u6709\u8a71\u8aaa<\/b> (13<\/span>)        <\/div>\n
 <\/div>\n<\/p><\/div>\n<\/p><\/div>\n
    \n
  • \n
    \n
    \n
     \u8cc7\u6df1\u5927\u4f6c : micean <\/span>  <\/div>\n
     <\/i>            <\/span> <\/div>\n<\/p><\/div>\n
                                                                 \u4e2a\u4eba\u731c\u6d4b
    countDownLatch.countDown() \u4e4b\u540e\uff0coutter \u5b8c\u6210\u4e86\u8fd9\u6b21\u4efb\u52a1\u5e76\u5f00\u59cb\u4e0b\u4e00\u4e2a\u4e86\uff0c\u4f46\u662f inner \u8fd8\u6ca1\u6709\u5b8c\u6210\uff0c\u961f\u5217\u585e\u4e0d\u4e0b
    \u628a inner \u7684\u961f\u5217\u4ece 1 \u8c03\u9ad8\u4e00\u4e9b\u5c31\u884c\u4e86                                                            <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
     \u4e3b<\/span> \u8cc7\u6df1\u5927\u4f6c : season8 <\/span>  <\/div>\n
     <\/i>            <\/span> <\/div>\n<\/p><\/div>\n
                                                                 @micean 
    countDownLatch \u4e0d\u662f\u6700\u540e\u4e00\u4e2a inner \u7ebf\u7a0b\u6267\u884c\u5b8c\u6210\u540e\u5524\u9192 outter \u7ebf\u7a0b\u5417\uff1f\u90a3 outter \u7ebf\u7a0b\u7ed3\u675f\u5e94\u8be5\u5c31\u610f\u5473\u7740\u6709\u4e09\u4e2a inner \u7ed3\u675f\u3002<\/p>\n
    \u800c\u4e14\uff0c\u5c1d\u8bd5\u8fc7\uff0ccountDownLatch.await();\u4e4b\u540e sleep\uff0c\u4e5f\u662f\u5b58\u5728\u8fd9\u4e2a\u95ee\u9898                                                            <\/p><\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
     \u8cc7\u6df1\u5927\u4f6c : Vedar <\/span>  <\/div>\n
     <\/i>            <\/span> <\/div>\n<\/p><\/div>\n
                                                                 \u4f60\u8fd9\u4e2a outer \u4e0d\u505c\u7684\u5728\u5237\uff0c\u7b2c\u4e94\u7ec4\u6d88\u8d39\u7684\u65f6\u5019\u5c31\u5df2\u7ecf\u8d85\u8fc7 inner \u7684\u5bb9\u7eb3\u80fd\u529b\u4e86 \u80af\u5b9a\u4f1a reject \u6389\uff0c\u4e3b\u8981\u539f\u56e0\u8fd8\u662f\u4f60 outer \u6ca1\u6709\u963b\u585e                                                            <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
     \u8cc7\u6df1\u5927\u4f6c : Vedar <\/span>  <\/div>\n
     <\/i>            <\/span> <\/div>\n<\/p><\/div>\n
                                                                 @season8 \u4f60\u662f\u5728 outer \u7ebf\u7a0b\u6c60\u91cc\u9762\u5f00\u4e00\u4e2a\u7ebf\u7a0b\u53bb await \u7684 \u8fd9\u6839\u672c\u6ca1\u963b\u585e outer                                                            <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
     \u8cc7\u6df1\u5927\u4f6c : micean <\/span>  <\/div>\n
     <\/i>            <\/span> <\/div>\n<\/p><\/div>\n
                                                                 @season8 
    outter \u7ebf\u7a0b\u7ed3\u675f\u5e76\u4e0d\u610f\u5473\u7740\u6709\u4e09\u4e2a inner \u7ed3\u675f\uff0ccountDownLatch \u91ca\u653e\u4e4b\u540e\uff0coutter \u548c 3 \u4e2a inner \u53ef\u6ca1\u6709\u5148\u540e\u6267\u884c\u987a\u5e8f                                                            <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
     \u8cc7\u6df1\u5927\u4f6c : lancelee01 <\/span>  <\/div>\n
     <\/i>            <\/span> <\/div>\n<\/p><\/div>\n
                                                                 3L \u6b63\u89e3\uff0ccountDownLatch \u6ca1\u4ec0\u4e48\u7528\uff0c\u611f\u89c9\u4f60\u7684\u573a\u666f\u9700\u8981\u7684\u662f\u9650\u6d41\u5668\uff0c\u5168\u5c40\u9650\u6d41\u5373\u53ef\u3002\u540c\u65f6 LinkedBlockingQueue \u8fd9\u4e2a\u961f\u5217\u7684\u53ef\u80fd\u548c\u4f60\u60f3\u7684\u4e0d\u592a\u4e00\u6837\uff0c\u7f51\u4e0a\u7684\u516b\u80a1\u6587\u4e0d\u5bf9\uff0c\u4f60\u8bd5\u8bd5-_-!                                                            <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
     \u8cc7\u6df1\u5927\u4f6c : wysnylc <\/span>  <\/div>\n
     <\/i>            <\/span> <\/div>\n<\/p><\/div>\n
                                                                 \u522b\u7528 countDownLatch,\u6362\u6210 Completablefuture                                                            <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
     \u8cc7\u6df1\u5927\u4f6c : 1194129822 <\/span>  <\/div>\n
     <\/i>            <\/span> <\/div>\n<\/p><\/div>\n
                                                                 \u5efa\u8bae\u521b\u5efa\u7ebf\u7a0b\u6c60\u65f6\u4f20 ThreadFactory \u53c2\u6570\uff0c\u6253\u5370\u4e0d\u8981\u7528 System.out.println\uff0c\u8bf7\u6362\u6210 log \u53ef\u4ee5\u67e5\u770b\u662f\u5177\u4f53\u90a3\u6761\u7ebf\u7a0b\u3002inner \u7ebf\u7a0b\u6c60\u6700\u5927\u4efb\u52a1\u6570 = 12 + 1 \uff08\u5efa\u8bae\u4e0d\u8981\u8bbe\u7f6e\u975e\u6838\u5fc3\u7ebf\u7a0b\uff09\u3002\u51fa\u73b0\u8fd9\u4e2a\u95ee\u9898\u5e76\u6ca1\u6709\u4ec0\u4e48\u9ad8\u6df1\u7684\u539f\u7406\uff0c\u4ec5\u4ec5\u662f\u7ebf\u7a0b\u8fd0\u884c\u7684\u4e0d\u786e\u5b9a\u6027\uff0c\u7b2c\u4e00\u8f6e outter \u7ed9 inner \u63d0\u4ea4\u4e86 9 \u4e2a task\uff0c\u6b64\u65f6 inner \u6b63\u5e38\uff0coutter \u4e09\u4e2a\u7ebf\u7a0b\u88ab\u6b63\u786e\u7684\u963b\u585e\u3002\u5f53 inner \u8fd0\u884c\u6240\u6709 countDown \u540e\uff0c\u7b2c\u4e00\u8f6e inner \u6267\u884c\u8fd8\u6ca1\u5b8c\u5168\u7ed3\u675f\uff0coutter \u4e09\u4e2a\u7ebf\u7a0b\u88ab\u5524\u9192\uff0c**\u6ce8\u610f**\uff0c\u6b64\u65f6\u7ebf\u7a0b\u6267\u884c\u6ca1\u6709\u4e86\u5148\u540e\u987a\u5e8f\u548c\u903b\u8f91\u5173\u7cfb\uff0c\u5b8c\u5168\u9760 os \u8c03\u5ea6\u5668\u8c03\u5ea6\uff0c\u5982\u679c\u7b2c\u4e8c\u8f6e outter \u7ebf\u7a0b\u4e09\u4e2a\u7ebf\u7a0b\u5148\u63d0\u4ea4\u4efb\u52a1\uff0c\u6b64\u65f6 inner \u7ebf\u7a0b\u6c60\u6700\u591a\u53ef\u4ee5\u63a5\u53d7 4 \u4e2a\u4efb\u52a1\uff0c\u5c31\u662f\u8bf4\u8fd9\u4e00\u8f6e\u5df2\u7ecf\u53ef\u80fd\u51fa\u73b0\u9519\u8bef\u4e86\u3002\u800c\u4e14\u4e00\u65e6\u89e6\u53d1 RejectedExecutionException\uff0ctry-catch \u6ca1\u6709\u6355\u83b7\u8fd9\u4e2a\u5f02\u5e38\uff0c\u5219\u76f4\u63a5\u6740\u6b7b outter \u7684\u6838\u5fc3\u7ebf\u7a0b\uff0c\u9020\u6210 outter \u7ebf\u7a0b\u6c60\uff0cexecute->Rejected->kill thread->create thread->execute \u7684\u6076\u6027\u5faa\u73af\u3002\u4ee3\u7801\u6839\u672c\u6ca1\u8d70\u5230 await\uff0c\u6240\u4ee5\u4e00\u65e6 Rejected \u5c31\u4e0d\u518d\u963b\u585e\u4e86\u3002                                                            <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
     \u8cc7\u6df1\u5927\u4f6c : micean <\/span>  <\/div>\n
     <\/i>            <\/span> <\/div>\n<\/p><\/div>\n
                                                                 \u6e90\u7801\u91cc\u662f\u8fd9\u6837\u7684\uff1a
    final void runWorker(Worker w) {
     Runnable task = w.firstTask
     …
     try {
     while (task != null || (task = getTask()) != null) { \/\/queueSize-1 \uff08\u8fd4\u56de null \u65f6 workerSize-1 \uff09
     …
     task.run(); \/\/ \u4efb\u52a1\u8dd1\u5b8c\u4e86
     …
     }
     } finally {
     processWorkerExit(w, completedAbruptly); \/\/ workerSize-1
     }
    }<\/p>\n
    \u800c reject \u7684\u6761\u4ef6\u662f [queue \u6ee1] \u6216\u8005 [worker \u6ee1] \uff0c\u4f60\u89c9\u5f97 countDown \u7ed3\u675f\u4e86\uff0c\u5176\u5b9e\u53ea\u662f\u8dd1\u5b8c\u4e86 run()\u800c\u5df2                                                            <\/p><\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
     \u8cc7\u6df1\u5927\u4f6c : zoharSoul <\/span>  <\/div>\n
     <\/i>            <\/span> <\/div>\n<\/p><\/div>\n
                                                                 \u8fd9\u76f4\u63a5\u7528 rxjava \u591a\u65b9\u4fbf\u554a…                                                            <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
     \u8cc7\u6df1\u5927\u4f6c : yexiangyang <\/span>  <\/div>\n
     <\/i>            <\/span> <\/div>\n<\/p><\/div>\n
                                                                 @micean \u8fd9\u4e2a\u6e90\u7801\u5206\u6790\u5f88\u6709\u9053\u7406\u554a\uff01                                                            <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
     \u4e3b<\/span> \u8cc7\u6df1\u5927\u4f6c : season8 <\/span>  <\/div>\n
     <\/i>            <\/span> <\/div>\n<\/p><\/div>\n
                                                                 @Vedar @1194129822 @lancelee01 @micean \u611f\u8c22\u5404\u4f4d\u7684\u70ed\u60c5\u89e3\u7b54\uff0c\u6211\u5f88\u53d7\u542f\u53d1\u3002\u518d\u7ed3\u5408\u670b\u53cb\u7ed9\u7684\u4f8b\u5b50\uff0c\u6211\u4ed4\u7ec6\u8bfb\u4e86\u4e0b\u6e90\u7801\uff0c\u5df2\u7ecf\u5927\u81f4\u80fd\u590d\u76d8\u8fd9\u4e2a\u9519\u8bef\u4e86\u3002<\/p>\n
    **inner \u7ebf\u7a0b\u6c60 reject \u7684\u539f\u56e0\uff1a**<\/p>\n
    1. \u4e3b\u8981\u539f\u56e0\uff1a\u961f\u5217\u592a\u5c0f\uff0c\u8fd9\u91cc\u7ed9\u7684\u662f 1\uff0c\u5b9e\u9645\u6bcf\u4e2a outer \u7ebf\u7a0b\u8981\u4ea7\u751f 3 \u4e2a\u4efb\u52a1
    2. \u6b21\u8981\u539f\u56e0\uff1aoutter \u7ebf\u7a0b\u91cc\u9762\u4f7f\u7528 countdownlatch \u786e\u5b9e\u4e0d\u80fd\u8d77\u5230\u5f88\u597d\u7684\u9650\u6d41\u4f5c\u7528\uff0c<\/p>\n
    **\u6b21\u8981\u539f\u56e0\u5206\u6790\uff1a**
    \u5982 runWorker()\u6e90\u7801\u6240\u793a\uff0crun \u6267\u884c\u5b8c\u6bd5\u5e76\u4e0d\u80fd\u4ee3\u8868\u7ebf\u7a0b\u4efb\u52a1\u6267\u884c\u5b8c\u6bd5\u3002\u8fd9\u610f\u5473\u7740 outter \u7ebf\u7a0b\u4e0e inner \u7ebf\u7a0b\u7684\u7a7a\u95f2\u7ebf\u7a0b\u6570\u53ef\u80fd\u4e0d\u662f 1\uff1a3 \u7684\u5173\u7cfb\u3002\u4f46\u8fd9\u91cc\u53ef\u4ee5\u901a\u8fc7\u8ba9 outter \u7ebf\u7a0b sleep \u7b49\u5f85 inner \u5148\u6267\u884c\u5b8c\u6210\uff0c\u89c4\u907f\u8fd9\u4e2a\u56e0\u7d20\u7684\u5f71\u54cd\u3002\u89c4\u907f\u540e\uff0c\u95ee\u9898\u8fd8\u662f\u4f1a\u5b58\u5728\uff0c\u8bf4\u660e\u4e0d\u662f\u4e3b\u8981\u539f\u56e0\u3002<\/p>\n
    **\u4e3b\u8981\u539f\u56e0\u5206\u6790\uff1a**
    \u5148\u6765\u770b\u4e2a\u6848\u4f8b
    “`
     static class MyLinkedBlockingQueue<E> extends LinkedBlockingQueue<E> {
     public MyLinkedBlockingQueue(int capacity) {
     super(capacity);
     }<\/p>\n
     @Override
     public boolean offer(E o) {
     System.out.println(“\u4efb\u52a1\u52a0\u5165\uff0c\u5f53\u524d\u961f\u5217\u6570\uff1a” + this.size());
     return super.offer(o);
     }
     }<\/p>\n
     public static void main(String[] args) throws InterruptedException {
     BlockingQueue queue = new MyLinkedBlockingQueue<>(1);<\/p>\n
     \/\/ 3 \u4e2a\u7ebf\u7a0b\u7684\u7ebf\u7a0b\u6c60
     ThreadPoolExecutor taskPoolExecutor = new ThreadPoolExecutor(3, 3, 30, TimeUnit.SECONDS, queue);<\/p>\n
     \/\/ \u5148\u5c06\u7ebf\u7a0b\u6c60\u62c9\u6ee1
     for (int i = 0; i < 3; i++) {
     final int finalI = i;
     taskPoolExecutor.execute(() -> {
     logger.info(“{}”, finalI);
     });
     }<\/p>\n
     \/\/ \u7b49\u5f85\u5168\u90e8\u4efb\u52a1\u6267\u884c\u5b8c
     Thread.sleep(1000);<\/p>\n
     \/\/ \u518d\u6b21\u6267\u884c\u4efb\u52a1\uff0c\u53d1\u73b0\u6bcf\u4e00\u4e2a\u4efb\u52a1\u90fd\u89e6\u53d1\u52a0\u5165\u961f\u5217\u64cd\u4f5c\u3002
     for (int i = 10; i < 12; i++) {
     final int finalI = i;
     \/\/ \u591a\u7ebf\u7a0b\u66f4\u5bb9\u6613\u89e6\u53d1 reject
     \/\/ new Thread(()-> taskPoolExecutor.execute(() -> logger.info(“{}”, finalI))).start();
     taskPoolExecutor.execute(() -> logger.info(“{}”, finalI));
     }
     }
    “`<\/p>\n
    \u6267\u884c\u7ed3\u679c\uff1a<\/p>\n
    > 23:12:39.988 [pool-1-thread-3] INFO c.r.s.Demo8.lambda$main$0:34 – 2
    23:12:39.988 [pool-1-thread-2] INFO c.r.s.Demo8.lambda$main$0:34 – 1
    23:12:39.988 [pool-1-thread-1] INFO c.r.s.Demo8.lambda$main$0:34 – 0
    \u4efb\u52a1\u52a0\u5165\uff0c\u5f53\u524d\u961f\u5217\u6570\uff1a0
    23:12:40.997 [pool-1-thread-3] INFO c.r.s.Demo8.lambda$null$1:46 – 10
    \u4efb\u52a1\u52a0\u5165\uff0c\u5f53\u524d\u961f\u5217\u6570\uff1a0
    23:12:41.000 [pool-1-thread-2] INFO c.r.s.Demo8.lambda$null$1:46 – 11<\/p>\n
    \u8dd1\u5b8c\u8fd9\u4e2a\u6848\u4f8b\u6211\u611f\u89c9\u6211\u6839\u672c\u4e0d\u61c2\u7ebf\u7a0b\u6c60\uff0c\u6211\u7ffb\u4e86\u4e0b\u6e90\u7801\uff1a
    “`
     public void execute(Runnable command) {
     …
     int c = ctl.get();
     if (workerCountOf(c) < corePoolSize) {
     if (addWorker(command, true))
     return;
     c = ctl.get();
     }<\/p>\n
     \/\/ \u7ebf\u7a0b\u6c60\u6ee1\u4e86\u540e\uff0c\u76f4\u63a5\u4e0d\u521b\u5efa\u6838\u5fc3\u7ebf\u7a0b\u4e86
     \/\/ \u8fd9\u91cc isRunning \u770b\u7684\u6211\u61f5\u903c\uff0c\u660e\u660e\u4efb\u52a1\u90fd\u6267\u884c\u5b8c\u4e86\uff0c\u4e3a\u5565\u8fd8\u662f isRunning\uff0c\u5148\u63a5\u53d7\uff0c\u540e\u9762\u518d\u7814\u7a76 [1] 
     \/\/ \u7136\u540e\u5c31\u89e6\u53d1\u5165\u961f\u5217
     if (isRunning(c) && workQueue.offer(command)) {
     int recheck = ctl.get();
     if (! isRunning(recheck) && remove(command))
     reject(command);
     else if (workerCountOf(recheck) == 0)
     addWorker(null, false);
     }
     else if (!addWorker(command, false))
     reject(command);
    “`<\/p>\n
    \u6211\u4ee5\u4e3a\u7684\u7ebf\u7a0b\u6c60\u662f\uff1a\u53ea\u8981\u6709\u7a7a\u95f2\u7ebf\u7a0b\uff0c\u4efb\u52a1\u662f\u76f4\u63a5\u4e22\u7ed9\u7ebf\u7a0b\u53bb\u6267\u884c\u7684\u3002
    **\u5b9e\u9645\u60c5\u51b5\u662f\uff1a\u5f53\u6838\u5fc3\u7ebf\u7a0b\u6570\u6ee1\uff0c\u4e0d\u7ba1\u5df2\u6709\u7ebf\u7a0b\u662f\u5426\u7a7a\u95f2\uff0c\u4efb\u52a1\u662f\u5148\u4e22\u5230\u961f\u5217\uff0c\u7136\u540e\u7a7a\u95f2\u7ebf\u7a0b\u4ece\u961f\u5217\u91cc\u9762\u81ea\u53d6\u3002**<\/p>\n
    \u6848\u4f8b\u4e2d\uff0c\u6211\u7ed9\u7684\u961f\u5217\u5927\u5c0f\u662f 1\uff0c\u5f53\u961f\u5217\u6ee1\u7684\u65f6\u5019\uff0c\u4f1a\u6269\u5bb9\u7ebf\u7a0b\u6c60\u5230\u6700\u5927\u7ebf\u7a0b\u6c60\u5927\u5c0f\u5230 12\uff0c\u6b64\u65f6\u5982\u679c\u961f\u5217\u662f\u6ee1\u7684\uff08\u4e0d\u7ba1\u7ebf\u7a0b\u662f\u5426\u7a7a\u95f2\uff09\uff0c\u7ee7\u7eed\u6dfb\u52a0\u5c31\u4f1a reject \u3002\u6848\u4f8b\u4e2d\u6bcf\u7ec4\u6709\u4e09\u4e2a\u4efb\u52a1\uff0c\u53ea\u8981\u7ebf\u7a0b\u4ece\u961f\u5217 take \u4efb\u52a1\u4e0d\u53ca\u65f6\uff0c\u961f\u5217\u5f88\u5bb9\u6613\u6ee1\uff0c\u4ece\u800c\u89e6\u53d1 reject \u3002<\/p>\n
    **\u9a8c\u8bc1\uff1a**
    1. countDownLatch.await(); \u540e\u9762\u52a0\u4e0a sleep\uff0c\u8ba9 outter \u7ebf\u7a0b\u7b49 inner \u7ebf\u7a0b\u7ed3\u675f\uff0c\u6392\u9664\u6700\u5f00\u59cb\u8bf4\u7684\u7b2c\u4e8c\u4e2a\u56e0\u7d20\u7684\u5f71\u54cd\u3002
    2. \u5c06\u961f\u5217\u6539\u6210 3\uff0c\u9002\u5f53\u8c03\u6574\u7ebf\u7a0b\u6267\u884c\u65f6\u95f4\uff08\u4e5f\u53ef\u4ee5\u4e0d\u8c03\uff09\uff0creject \u5f88\u5c11\u89e6\u53d1\u6216\u4e0d\u89e6\u53d1\u3002
    3. \u5c06\u961f\u5217\u6539\u6210 9\uff0c\u6ca1\u6709\u89e6\u53d1 reject<\/p>\n
    **\u603b\u7ed3\uff1a**
    1. \u8fd9\u4e2a\u4efb\u52a1\u8868\u9762\u662f\u591a\u7ebf\u7a0b\u5d4c\u5957\u8c03\u7528\uff0c\u5185\u5916\u7ebf\u7a0b\u8c03\u5ea6\u4e0d\u786e\u5b9a\u6027\u5bfc\u81f4\u7684\u7ebf\u7a0b\u6c60\u95ee\u9898\uff0c\u5176\u5b9e\u672c\u8d28\u662f\u5bf9\u7ebf\u7a0b\u6c60\u7406\u89e3\u4e0d\u5bf9\u5bfc\u81f4\u7ebf\u7a0b\u6c60\u6ee5\u7528\u7684\u95ee\u9898\u3002
    2. \u4efb\u52a1\u662f\u6dfb\u52a0\u5230\u961f\u5217\uff0c\u7a7a\u95f2\u7ebf\u7a0b\u8c03\u7528 take()\u83b7\u53d6\uff0c\u800c\u4e0d\u662f\u6709\u7a7a\u95f2\u7ebf\u7a0b\u5c31\u76f4\u63a5\u4e22\u5230\u7a7a\u95f2\u7ebf\u7a0b\uff08\u5b9e\u9645\u4efb\u52a1\u4e5f\u96be\u4ee5\u4e3b\u52a8\u53bb\u627e\u7a7a\u95f2\u7ebf\u7a0b\uff0c\u8fd8\u5bb9\u6613\u9020\u6210\u7b49\u5f85\uff0c\u8ba9\u7ebf\u7a0b\u81ea\u53d6\u5219\u662f\u751f\u4ea7\u6d88\u8d39\u7684\u6a21\u5f0f\u3002\uff09
    3. isRunning(c) \u8fd9\u4e2a\u65b9\u6cd5\u4ee5\u53ca\u76f8\u5173\u673a\u5236\uff0c\u8fd8\u8981\u518d\u7814\u7a76\u4e00\u4e0b\u3002<\/p>\n
    \u518d\u6b21\u611f\u8c22\u5404\u4f4d\uff0c\u5982\u6709\u4e0d\u5bf9\u7684\u5730\u65b9\uff0c\u8fd8\u8bf7\u6307\u51fa\u3002\u3002                                                            <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
     \u4e3b<\/span> \u8cc7\u6df1\u5927\u4f6c : season8 <\/span>  <\/div>\n
     <\/i>            <\/span> <\/div>\n<\/p><\/div>\n
                                                                 \u554a\u3002\u3002\u8bc4\u8bba\u4e0d\u652f\u6301 md\uff0c\u6392\u7248\u597d\u4e11\uff0c\u53c8\u6709\u70b9\u957f\uff0c\u5404\u4f4d\u89c1\u8c05\u3002                                                            <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n","protected":false},"excerpt":{"rendered":"
    \u8bf7\u6559\u4e00\u4e2a Java \u591a\u7ebf\u7a0b\u5d4c\u5957\u4f7f\u7528…<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[],"tags":[],"_links":{"self":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/187170"}],"collection":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=187170"}],"version-history":[{"count":0,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/187170\/revisions"}],"wp:attachment":[{"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=187170"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=187170"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=187170"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}