{"id":1359,"date":"2023-06-27T13:54:26","date_gmt":"2023-06-27T05:54:26","guid":{"rendered":"https:\/\/xinchewhd.com.cn\/?p=1359"},"modified":"2023-06-27T13:54:26","modified_gmt":"2023-06-27T05:54:26","slug":"%e9%9d%a2%e8%af%95%e5%ae%98-cyclicbarrier%e6%9c%89%e4%ba%86%e8%a7%a3%e8%bf%87%e5%90%97%ef%bc%9f%e8%af%b4%e8%af%b4%e7%9c%8b%e6%ba%90%e7%a0%81%e5%89%96%e6%9e%90","status":"publish","type":"post","link":"https:\/\/xinchewhd.com.cn\/index.php\/java\/%e9%9d%a2%e8%af%95%e5%ae%98-cyclicbarrier%e6%9c%89%e4%ba%86%e8%a7%a3%e8%bf%87%e5%90%97%ef%bc%9f%e8%af%b4%e8%af%b4%e7%9c%8b%e6%ba%90%e7%a0%81%e5%89%96%e6%9e%90\/","title":{"rendered":"\u9762\u8bd5\u5b98: CyclicBarrier\u6709\u4e86\u89e3\u8fc7\u5417\uff1f\u8bf4\u8bf4\u770b(\u6e90\u7801\u5256\u6790)"},"content":{"rendered":"
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<\/span>\u9762\u8bd5\u5b98: CyclicBarrier\u6709\u4e86\u89e3\u8fc7\u5417\uff1f\u8bf4\u8bf4\u770b(\u6e90\u7801\u5256\u6790)<\/span><\/span><\/h1>\n

<\/span>\u524d\u8a00<\/span><\/span><\/h2>\n

\u76ee\u524d\u6b63\u5728\u51fa\u4e00\u4e2aJava\u591a\u7ebf\u7a0b\u4e13\u9898<\/code>\u957f\u671f\u7cfb\u5217\u6559\u7a0b\uff0c\u4ece\u5165\u95e8\u5230\u8fdb\u9636\u542b\u6e90\u7801\u89e3\u8bfb<\/code>, \u7bc7\u5e45\u4f1a\u8f83\u591a, \u559c\u6b22\u7684\u8bdd\uff0c\u7ed9\u4e2a\u5173\u6ce8\u2764\ufe0f ~<\/p>\n

<\/mpprofile><\/section>\n

Java\u63d0\u4f9b\u4e86\u4e00\u4e9b\u975e\u5e38\u597d\u7528\u7684\u5e76\u53d1\u5de5\u5177\u7c7b\uff0c\u4e0d\u9700\u8981\u6211\u4eec\u91cd\u590d\u9020\u8f6e\u5b50\uff0c\u672c\u8282\u6211\u4eec\u8bb2\u89e3CyclicBarrier<\/code>,\u4e00\u8d77\u6765\u770b\u4e0b\u5427~<\/p>\n

<\/span>CyclicBarrier<\/span><\/span><\/h2>\n

\u8fd9\u4e2a\u8ddf\u6211\u4eec\u4e0a\u8282\u8bb2\u7684CountDownLatch<\/code>\u6709\u70b9\u7c7b\u4f3c,\u4ece\u5b57\u9762\u610f\u601d\u8bb2\u662f\u76f8\u5f53\u4e8e\u4e00\u4e2a\u53ef\u5faa\u73af\u7684\u5c4f\u969c\uff0c\u4ed6\u4e0eCountDownLatch<\/code>\u4e0d\u540c\u7684\u662f\u5b83\u53ef\u4ee5\u91cd\u590d\u5229\u7528\uff0c\u4e0b\u4e00\u6b65\u7684\u64cd\u4f5c\u4ee5\uff0c\u4f9d\u8d56\u4e0a\u4e00\u6b65\u662f\u5426\u5b8c\u6210\uff0c\u5c31\u50cf\u53bb\u94f6\u884c\u529e\u4e1a\u52a1\u4e00\u6837\uff0c\u6392\u5728\u4f60\u524d\u9762\u7684\u4eba\u529e\u597d\u4e86\u624d\u8f6e\u5230\u4f60\uff0c\u6211\u4eec\u7ee7\u7eed\u901a\u8fc7\u4e0a\u8282\u7684\u4f8b\u5b50\uff0c\u6765\u6539\u5199\u4e00\u4e0b\u5b83\uff0c\u8fd9\u91cc\u6211\u5077\u4e2a\u61d2\uff0c\u5b9e\u9645\u4e1a\u52a1\u4e2d\u5c3d\u91cf\u7528\u7c7b\u7f16\u5199,\u4e0d\u8981\u76f4\u63a5new Thread<\/code><\/p>\n

<\/span>public<\/span> void<\/span> reset<\/span>()<\/span> <\/span>{
    final<\/span> ReentrantLock lock = this<\/span>.lock;
    lock.lock();
    try<\/span> {
        breakBarrier();   \/\/ break the current generation<\/span>
        nextGeneration(); \/\/ start a new generation<\/span>
    } finally<\/span> {
        lock.unlock();
    }
}
<\/code><\/pre>\n
<\/span>\u7ed3\u675f\u8bed<\/span><\/span><\/h2>\n
cyclicBarrier<\/code>\u6e90\u7801\u76f8\u5bf9\u7b80\u5355\u4e00\u4e9b\uff0c\u4e0b\u8282\u7ed9\u5927\u5bb6\u8bb2\u4e0bPhaser<\/code>\uff0c\u5b83\u662f\u589e\u5f3a\u7248\u7684CountDownLatch<\/code>\uff0c\u5b83\u7684\u5b9e\u73b0\u76f8\u5bf9\u66f4\u52a0\u590d\u6742\u4e00\u70b9 ~<\/p>\n
<\/mp-miniprogram><\/p>\n
\u5f80\u671f\u5e76\u53d1\u7f16\u7a0b\u5185\u5bb9\u63a8\u8350<\/span><\/span><\/h2>\n