{"id":16622,"date":"2024-11-16T13:29:28","date_gmt":"2024-11-16T05:29:28","guid":{"rendered":"https:\/\/92it.top\/?p=16622"},"modified":"2024-11-16T13:29:28","modified_gmt":"2024-11-16T05:29:28","slug":"%e5%86%9c%e8%a1%8c1%e9%9d%a2%ef%bc%9a%e5%a6%82%e4%bd%95%e4%bf%9d%e8%af%81%e7%ba%bf%e7%a8%8bt1%ef%bc%8ct2%ef%bc%8ct3-%e9%a1%ba%e5%ba%8f%e6%89%a7%e8%a1%8c%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/92it.top\/?p=16622","title":{"rendered":"\u519c\u884c1\u9762\uff1a\u5982\u4f55\u4fdd\u8bc1\u7ebf\u7a0bT1\uff0cT2\uff0cT3 \u987a\u5e8f\u6267\u884c\uff1f"},"content":{"rendered":"\n<p>\u7ebf\u7a0b\u662f Java\u6267\u884c\u7684\u6700\u5c0f\u5355\u5143\uff0c\u901a\u5e38\u610f\u4e49\u4e0a\u6765\u8bf4\uff0c\u591a\u4e2a\u7ebf\u7a0b\u662f\u4e3a\u4e86\u52a0\u5feb\u901f\u5ea6\u4e14\u65e0\u9700\u4fdd\u5e8f\uff0c\u8fd9\u7bc7\u6587\u7ae0\uff0c\u6211\u4eec\u6765\u5206\u6790\u4e00\u9053\u519c\u4e1a\u94f6\u884c\u7684\u9762\u8bd5\u9898\u76ee\uff1a\u5982\u8981\u4fdd\u8bc1\u7ebf\u7a0bT1, T2, T3\u987a\u5e8f\u6267\u884c\uff1f<\/p>\n\n\n\n<p><strong>\u8003\u5bdf\u610f\u56fe<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p>\u5728\u9762\u8bd5\u4e2d\u51fa\u73b0\u8fd9\u9053\u95ee\u9898\uff0c\u901a\u5e38\u662f\u4e3a\u4e86\u8003\u5bdf\u5019\u9009\u4eba\u7684\u4ee5\u4e0b\u51e0\u4e2a\u77e5\u8bc6\u70b9\uff1a<\/p>\n\n\n\n<p><strong>1. \u591a\u7ebf\u7a0b\u57fa\u7840\u77e5\u8bc6<\/strong>\uff1a\u5e0c\u671b\u4e86\u89e3\u5019\u9009\u4eba\u662f\u5426\u719f\u6089Java\u591a\u7ebf\u7a0b\u7684\u57fa\u672c\u6982\u5ff5\uff0c\u5305\u62ec\u7ebf\u7a0b\u7684\u521b\u5efa\u3001\u542f\u52a8\u548c\u540c\u6b65\u673a\u5236\u3002<\/p>\n\n\n\n<p><strong>2. \u540c\u6b65\u673a\u5236\u7684\u7406\u89e3<\/strong>\uff1a\u5019\u9009\u4eba\u9700\u8981\u5c55\u793a\u5bf9Java\u4e2d\u5404\u79cd\u540c\u6b65\u5de5\u5177\u7684\u7406\u89e3\uff0c\u5982<code>join()<\/code>\u3001<code>CountDownLatch<\/code>\u3001<code>Semaphore<\/code>\u3001<code>CyclicBarrier<\/code>\u7b49\uff0c\u5e76\u77e5\u9053\u5982\u4f55\u5728\u4e0d\u540c\u573a\u666f\u4e0b\u5e94\u7528\u8fd9\u4e9b\u5de5\u5177\u3002<\/p>\n\n\n\n<p><strong>3. \u7ebf\u7a0b\u95f4\u901a\u4fe1<\/strong>\uff1a\u5e0c\u671b\u5019\u9009\u4eba\u7406\u89e3\u7ebf\u7a0b\u95f4\u901a\u4fe1\u7684\u57fa\u672c\u539f\u7406\uff0c\u4f8b\u5982\u5982\u4f55\u4f7f\u7528<code>wait()<\/code>\u548c<code>notify()<\/code>\u6765\u534f\u8c03\u7ebf\u7a0b\u3002<\/p>\n\n\n\n<p><strong>4. \u5bf9Java\u5e76\u53d1\u5305\u7684\u719f\u6089\u7a0b\u5ea6<\/strong>\uff1a\u5e0c\u671b\u5019\u9009\u4eba\u4e86\u89e3Java\u5e76\u53d1\u5305\uff08<code>java.util.concurrent<\/code>\uff09\u4e2d\u7684\u5de5\u5177\u548c\u7c7b\uff0c\u5c55\u793a\u5176\u5bf9\u73b0\u4ee3Java\u5e76\u53d1\u7f16\u7a0b\u7684\u638c\u63e1\u3002<\/p>\n\n\n\n<p><strong>\u4fdd\u8bc1\u7ebf\u7a0b\u987a\u5e8f\u6267\u884c\u7684\u65b9\u6cd5<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p>\u5728\u5206\u6790\u5b8c\u9762\u8bd5\u9898\u7684\u8003\u5bdf\u610f\u56fe\u4e4b\u540e\uff0c\u6211\u4eec\u518d\u5206\u6790\u5982\u4f55\u4fdd\u8bc1\u7ebf\u7a0b\u987a\u5e8f\u6267\u884c\uff0c\u8fd9\u91cc\u5217\u4e3e\u4e86\u51e0\u79cd\u5e38\u89c1\u7684\u65b9\u5f0f\u3002<\/p>\n\n\n\n<p><strong>join()<\/strong><\/p>\n\n\n\n<p><code>join()<\/code>\u65b9\u6cd5\u662fThread\u7c7b\u7684\u4e00\u90e8\u5206\uff0c\u53ef\u4ee5\u8ba9\u4e00\u4e2a\u7ebf\u7a0b\u7b49\u5f85\u53e6\u4e00\u4e2a\u7ebf\u7a0b\u5b8c\u6210\u6267\u884c\u3002\u5f53\u4f60\u5728\u4e00\u4e2a\u7ebf\u7a0bT\u4e0a\u8c03\u7528T.join()\u65f6\uff0c\u8c03\u7528\u7ebf\u7a0b\u5c06\u8fdb\u5165\u7b49\u5f85\u72b6\u6001\uff0c\u76f4\u5230\u7ebf\u7a0bT\u5b8c\u6210\uff08\u5373\u7ec8\u6b62\uff09\u3002\u56e0\u6b64\uff0c\u53ef\u4ee5\u901a\u8fc7\u5728\u6bcf\u4e2a\u7ebf\u7a0b\u542f\u52a8\u540e\u8c03\u7528<code>join()<\/code>\u6765\u5b9e\u73b0\u987a\u5e8f\u6267\u884c\u3002<\/p>\n\n\n\n<p>\u5982\u4e0b\u793a\u4f8b\u4ee3\u7801\uff0c\u5c55\u793a\u4e86<code>join()<\/code>\u5982\u4f55\u4fdd\u8bc1\u7ebf\u7a0b\u987a\u5e8f\u6267\u884c\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">Thread t1 = new Thread(() -> {\n   \/\/ \u7ebf\u7a0bT1\u7684\u4efb\u52a1\n});\n\nThread t2 = new Thread(() -> {\n   \/\/ \u7ebf\u7a0bT2\u7684\u4efb\u52a1\n});\n\nThread t3 = new Thread(() -> {\n   \/\/ \u7ebf\u7a0bT3\u7684\u4efb\u52a1\n});\n\nt1.start();\nt1.join(); \/\/ \u7b49\u5f85t1\u5b8c\u6210\n\nt2.start();\nt2.join(); \/\/ \u7b49\u5f85t2\u5b8c\u6210\n\nt3.start();\nt3.join(); \/\/ \u7b49\u5f85t3\u5b8c\u6210<\/pre>\n\n\n\n<p><strong>CountDownLatch<\/strong><\/p>\n\n\n\n<p><code>CountDownLatch<\/code>\u901a\u8fc7\u4e00\u4e2a\u8ba1\u6570\u5668\u6765\u5b9e\u73b0\uff0c\u521d\u59cb\u65f6\uff0c\u8ba1\u6570\u5668\u7684\u503c\u7531\u6784\u9020\u51fd\u6570\u8bbe\u7f6e\uff0c\u6bcf\u6b21\u8c03\u7528countDown()\u65b9\u6cd5\uff0c\u8ba1\u6570\u5668\u7684\u503c\u51cf1\u3002\u5f53\u8ba1\u6570\u5668\u7684\u503c\u53d8\u4e3a\u96f6\u65f6\uff0c\u6240\u6709\u7b49\u5f85\u5728await()\u65b9\u6cd5\u4e0a\u7684\u7ebf\u7a0b\u90fd\u5c06\u88ab\u5524\u9192\uff0c\u7ee7\u7eed\u6267\u884c\u3002<\/p>\n\n\n\n<p><code>CountDownLatch<\/code>\u662fJava\u5e76\u53d1\u5305\uff08java.util.concurrent\uff09\u4e2d\u7684\u4e00\u4e2a\u540c\u6b65\u8f85\u52a9\u7c7b\uff0c\u7528\u4e8e\u534f\u8c03\u591a\u4e2a\u7ebf\u7a0b\u4e4b\u95f4\u7684\u6267\u884c\u987a\u5e8f\u3002\u5b83\u5141\u8bb8\u4e00\u4e2a\u6216\u591a\u4e2a\u7ebf\u7a0b\u7b49\u5f85\u53e6\u5916\u4e00\u7ec4\u7ebf\u7a0b\u5b8c\u6210\u64cd\u4f5c\u3002<\/p>\n\n\n\n<p>\u5982\u4e0b\u793a\u4f8b\u4ee3\u7801\uff0c\u5c55\u793a\u4e86<code>CountDownLatch<\/code>\u5982\u4f55\u4fdd\u8bc1\u7ebf\u7a0b\u987a\u5e8f\u6267\u884c\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">CountDownLatch latch1 = new CountDownLatch(1);\nCountDownLatch latch2 = new CountDownLatch(1);\n\nThread t1 = new Thread(() -> {\n   \/\/ \u7ebf\u7a0bT1\u7684\u4efb\u52a1\n   latch1.countDown(); \/\/ \u5b8c\u6210\u540e\u9012\u51cflatch1\n});\n\nThread t2 = new Thread(() -> {\n   try {\n       latch1.await(); \/\/ \u7b49\u5f85T1\u5b8c\u6210\n       \/\/ \u7ebf\u7a0bT2\u7684\u4efb\u52a1\n       latch2.countDown(); \/\/ \u5b8c\u6210\u540e\u9012\u51cflatch2\n   } catch (InterruptedException e) {\n       Thread.currentThread().interrupt();\n   }\n});\n\nThread t3 = new Thread(() -> {\n   try {\n       latch2.await(); \/\/ \u7b49\u5f85T2\u5b8c\u6210\n       \/\/ \u7ebf\u7a0bT3\u7684\u4efb\u52a1\n   } catch (InterruptedException e) {\n       Thread.currentThread().interrupt();\n   }\n});\n\nt1.start();\nt2.start();\nt3.start();<\/pre>\n\n\n\n<p><code>CountDownLatch<\/code>\u5173\u952e\u65b9\u6cd5\u89e3\u6790\uff1a<\/p>\n\n\n\n<ul>\n<li>CountDownLatch(int count) : \u6784\u9020\u51fd\u6570\uff0c\u521b\u5efa\u4e00\u4e2aCountDownLatch\u5b9e\u4f8b\uff0c\u8ba1\u6570\u5668\u7684\u521d\u59cb\u503c\u4e3acount\u3002<\/li>\n\n\n\n<li>void await() : \u4f7f\u5f53\u524d\u7ebf\u7a0b\u7b49\u5f85\uff0c\u76f4\u5230\u8ba1\u6570\u5668\u7684\u503c\u53d8\u4e3a\u96f6\u3002<\/li>\n\n\n\n<li>boolean await(long timeout, TimeUnit unit) : \u4f7f\u5f53\u524d\u7ebf\u7a0b\u7b49\u5f85\uff0c\u76f4\u5230\u8ba1\u6570\u5668\u7684\u503c\u53d8\u4e3a\u96f6\u6216\u7b49\u5f85\u65f6\u95f4\u8d85\u8fc7\u6307\u5b9a\u7684\u65f6\u95f4\u3002<\/li>\n\n\n\n<li>void countDown() : \u9012\u51cf\u8ba1\u6570\u5668\u7684\u503c\u3002\u5f53\u8ba1\u6570\u5668\u7684\u503c\u53d8\u4e3a\u96f6\u65f6\uff0c\u6240\u6709\u7b49\u5f85\u7684\u7ebf\u7a0b\u88ab\u5524\u9192\u3002<\/li>\n<\/ul>\n\n\n\n<p><strong>Semaphore<\/strong><\/p>\n\n\n\n<p><code>Semaphore<\/code>\u901a\u8fc7\u4e00\u4e2a\u8ba1\u6570\u5668\u6765\u7ba1\u7406\u8bb8\u53ef\uff0c\u8ba1\u6570\u5668\u7684\u521d\u59cb\u503c\u7531\u6784\u9020\u51fd\u6570\u6307\u5b9a\uff0c\u8868\u793a\u53ef\u7528\u8bb8\u53ef\u7684\u6570\u91cf\u3002\u7ebf\u7a0b\u53ef\u4ee5\u901a\u8fc7\u8c03\u7528<code>acquire()<\/code>\u65b9\u6cd5\u8bf7\u6c42\u8bb8\u53ef\uff0c\u5982\u679c\u8bb8\u53ef\u53ef\u7528\u5219\u6388\u4e88\u8bbf\u95ee\u6743\u9650\uff0c\u5426\u5219\u7ebf\u7a0b\u5c06\u963b\u585e\u3002\u4f7f\u7528\u5b8c\u8d44\u6e90\u540e\uff0c\u7ebf\u7a0b\u8c03\u7528<code>release()<\/code>\u65b9\u6cd5\u91ca\u653e\u8bb8\u53ef\uff0c\u4ece\u800c\u5141\u8bb8\u5176\u4ed6\u963b\u585e\u7684\u7ebf\u7a0b\u83b7\u53d6\u8bb8\u53ef\u3002<\/p>\n\n\n\n<p>\u5982\u4e0b\u793a\u4f8b\u4ee3\u7801\uff0c\u5c55\u793a\u4e86<code>Semaphore<\/code>\u5982\u4f55\u4fdd\u8bc1\u7ebf\u7a0b\u987a\u5e8f\u6267\u884c\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">Semaphore semaphore1 = new Semaphore(0);\nSemaphore semaphore2 = new Semaphore(0);\n\nThread t1 = new Thread(() -> {\n   \/\/ \u7ebf\u7a0bT1\u7684\u4efb\u52a1\n   semaphore1.release(); \/\/ \u91ca\u653e\u4e00\u4e2a\u8bb8\u53ef\n});\n\nThread t2 = new Thread(() -> {\n   try {\n       semaphore1.acquire(); \/\/ \u83b7\u53d6\u8bb8\u53ef\uff0c\u7b49\u5f85T1\u5b8c\u6210\n       \/\/ \u7ebf\u7a0bT2\u7684\u4efb\u52a1\n       semaphore2.release(); \/\/ \u91ca\u653e\u4e00\u4e2a\u8bb8\u53ef\n   } catch (InterruptedException e) {\n       Thread.currentThread().interrupt();\n   }\n});\n\nThread t3 = new Thread(() -> {\n   try {\n       semaphore2.acquire(); \/\/ \u83b7\u53d6\u8bb8\u53ef\uff0c\u7b49\u5f85T2\u5b8c\u6210\n       \/\/ \u7ebf\u7a0bT3\u7684\u4efb\u52a1\n   } catch (InterruptedException e) {\n       Thread.currentThread().interrupt();\n   }\n});\n\nt1.start();\nt2.start();\nt3.start();<\/pre>\n\n\n\n<p><code>Semaphore<\/code>\u5173\u952e\u65b9\u6cd5\u5206\u6790\uff1a<\/p>\n\n\n\n<ul>\n<li>Semaphore(int permits) \uff1a\u6784\u9020\u4e00\u4e2a\u5177\u6709\u7ed9\u5b9a\u8bb8\u53ef\u6570\u7684Semaphore\u3002<\/li>\n\n\n\n<li>Semaphore(int permits, boolean fair) \uff1a\u6784\u9020\u4e00\u4e2a\u5177\u6709\u7ed9\u5b9a\u8bb8\u53ef\u6570\u7684Semaphore\uff0c\u5e76\u6307\u5b9a\u662f\u5426\u662f\u516c\u5e73\u7684\u3002\u516c\u5e73\u6027\u6307\u7684\u662f\u7ebf\u7a0b\u83b7\u53d6\u8bb8\u53ef\u7684\u987a\u5e8f\u662f\u5426\u662f\u5148\u5230\u5148\u5f97\u3002<\/li>\n\n\n\n<li>void acquire() \uff1a\u83b7\u53d6\u4e00\u4e2a\u8bb8\u53ef\uff0c\u5982\u679c\u6ca1\u6709\u53ef\u7528\u8bb8\u53ef\uff0c\u5219\u963b\u585e\u76f4\u5230\u6709\u8bb8\u53ef\u53ef\u7528\u3002<\/li>\n\n\n\n<li>void acquire(int permits) \uff1a\u83b7\u53d6\u6307\u5b9a\u6570\u91cf\u7684\u8bb8\u53ef\u3002<\/li>\n\n\n\n<li>void release() \uff1a\u91ca\u653e\u4e00\u4e2a\u8bb8\u53ef\u3002<\/li>\n\n\n\n<li>void release(int permits) \uff1a\u91ca\u653e\u6307\u5b9a\u6570\u91cf\u7684\u8bb8\u53ef\u3002<\/li>\n\n\n\n<li>int availablePermits() \uff1a\u8fd4\u56de\u5f53\u524d\u53ef\u7528\u7684\u8bb8\u53ef\u6570\u91cf\u3002<\/li>\n\n\n\n<li>boolean tryAcquire() \uff1a\u5c1d\u8bd5\u83b7\u53d6\u4e00\u4e2a\u8bb8\u53ef\uff0c\u7acb\u5373\u8fd4\u56detrue\u6216false\u3002<\/li>\n\n\n\n<li>boolean tryAcquire(long timeout, TimeUnit unit) \uff1a\u5728\u7ed9\u5b9a\u7684\u65f6\u95f4\u5185\u5c1d\u8bd5\u83b7\u53d6\u4e00\u4e2a\u8bb8\u53ef\u3002<\/li>\n<\/ul>\n\n\n\n<p><strong>\u5355\u7ebf\u7a0b\u6c60<\/strong><\/p>\n\n\n\n<p>\u5355\u7ebf\u7a0b\u6c60\uff08Executors.newSingleThreadExecutor()\uff09\u53ef\u4ee5\u786e\u4fdd\u4efb\u52a1\u6309\u63d0\u4ea4\u987a\u5e8f\u4f9d\u6b21\u6267\u884c\u3002\u6240\u6709\u4efb\u52a1\u90fd\u4f1a\u5728\u540c\u4e00\u4e2a\u7ebf\u7a0b\u4e2d\u8fd0\u884c\uff0c\u4fdd\u8bc1\u4e86\u987a\u5e8f\u6027\u3002<\/p>\n\n\n\n<p>\u5982\u4e0b\u793a\u4f8b\u4ee3\u7801\u5c55\u793a\u4e86\u5355\u7ebf\u7a0b\u6c60\u5982\u4f55\u4fdd\u8bc1\u7ebf\u7a0b\u987a\u5e8f\u6267\u884c\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">ExecutorService executor = Executors.newSingleThreadExecutor();\nexecutor.submit(new T1());\nexecutor.submit(new T2());\nexecutor.submit(new T3());\nexecutor.shutdown();<\/pre>\n\n\n\n<p>\u5355\u7ebf\u7a0b\u8fd9\u79cd\u65b9\u6cd5\u7b80\u5355\u6613\u7528\uff0c\u9002\u5408\u9700\u8981\u987a\u5e8f\u6267\u884c\u7684\u573a\u666f\u3002<\/p>\n\n\n\n<p><strong>synchronized<\/strong><\/p>\n\n\n\n<p>synchronized \u662fJava\u4e2d\u7684\u4e00\u4e2a\u5173\u952e\u5b57\uff0c\u7528\u4e8e\u5b9e\u73b0\u7ebf\u7a0b\u540c\u6b65\uff0c\u786e\u4fdd\u591a\u4e2a\u7ebf\u7a0b\u5bf9\u5171\u4eab\u8d44\u6e90\u7684\u8bbf\u95ee\u662f\u4e92\u65a5\u7684\u3002\u5b83\u901a\u8fc7\u9501\u673a\u5236\u6765\u4fdd\u8bc1\u540c\u4e00\u65f6\u523b\u53ea\u6709\u4e00\u4e2a\u7ebf\u7a0b\u53ef\u4ee5\u6267\u884c\u88abSynchronized\u4fdd\u62a4\u7684\u4ee3\u7801\u5757\uff0c\u4ece\u800c\u907f\u514d\u6570\u636e\u4e0d\u4e00\u81f4\u548c\u7ebf\u7a0b\u5b89\u5168\u95ee\u9898\u3002<\/p>\n\n\n\n<p>\u5982\u4e0b\u793a\u4f8b\u4ee3\u7801\uff0c\u5c55\u793a\u4e86<code>synchronized<\/code>\u5982\u4f55\u4fdd\u8bc1\u7ebf\u7a0b\u987a\u5e8f\u6267\u884c\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">class Task {\n    synchronized void executeTask(String taskName) {\n        System.out.println(taskName + \" \u6267\u884c\");\n    }\n}\n\npublic class Main {\n    public static void main(String[] args) {\n        Task task = new Task();\n        new Thread(() -> task.executeTask(\"T1\")).start();\n        new Thread(() -> task.executeTask(\"T2\")).start();\n        new Thread(() -> task.executeTask(\"T3\")).start();\n    }\n}<\/pre>\n\n\n\n<p><strong>\u603b\u7ed3<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p>\u5728\u8fd9\u7bc7\u6587\u7ae0\u4e2d\uff0c\u6211\u4eec\u5206\u6790\u4e86 5\u79cd\u4fdd\u8bc1\u7ebf\u7a0b\u987a\u5e8f\u6267\u884c\u7684\u65b9\u6cd5\uff0c\u4f9d\u6b21\u5982\u4e0b\uff1a<\/p>\n\n\n\n<ol>\n<li>join()<\/li>\n\n\n\n<li>CountDownLatch<\/li>\n\n\n\n<li>Semaphore<\/li>\n\n\n\n<li>\u5355\u7ebf\u7a0b\u6c60<\/li>\n\n\n\n<li>synchronized<\/li>\n<\/ol>\n\n\n\n<p>\u5728\u5b9e\u9645\u5f00\u53d1\u4e2d\uff0c\u9700\u8981\u5728\u4e1a\u52a1\u4ee3\u7801\u4e2d\u53bb\u4fdd\u8bc1\u7ebf\u7a0b\u6267\u884c\u987a\u5e8f\u7684\u60c5\u51b5\u51e0\u4e4e\u4e0d\u4f1a\u51fa\u73b0\uff0c\u56e0\u6b64\uff0c\u8fd9\u4e2a\u9762\u8bd5\u9898\u5176\u5b9e\u7f3a\u4e4f\u5b9e\u9645\u7684\u5e94\u7528\u573a\u666f\uff0c\u7eaf\u7cb9\u662f\u4e3a\u4e86\u9762\u8bd5\u5b58\u5728\u3002\u5c3d\u7ba1\u662f\u9762\u8bd5\u9898\uff0c\u8fd8\u662f\u53ef\u4ee5\u5e2e\u52a9\u6211\u4eec\u66f4\u597d\u5730\u53bb\u4e86\u89e3\u548c\u638c\u63e1\u7ebf\u7a0b\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u7ebf\u7a0b\u662f Java\u6267\u884c\u7684\u6700\u5c0f\u5355\u5143\uff0c\u901a\u5e38\u610f\u4e49\u4e0a\u6765\u8bf4\uff0c\u591a\u4e2a\u7ebf\u7a0b\u662f\u4e3a\u4e86\u52a0\u5feb\u901f\u5ea6\u4e14\u65e0\u9700\u4fdd\u5e8f\uff0c\u8fd9\u7bc7\u6587\u7ae0\uff0c\u6211\u4eec\u6765\u5206\u6790\u4e00\u9053\u519c\u4e1a [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[26],"tags":[],"_links":{"self":[{"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/posts\/16622"}],"collection":[{"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/92it.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=16622"}],"version-history":[{"count":1,"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/posts\/16622\/revisions"}],"predecessor-version":[{"id":16623,"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/posts\/16622\/revisions\/16623"}],"wp:attachment":[{"href":"https:\/\/92it.top\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=16622"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/92it.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=16622"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/92it.top\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=16622"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}