{"id":10473,"date":"2023-11-28T21:35:45","date_gmt":"2023-11-28T13:35:45","guid":{"rendered":"https:\/\/wx.kaifamiao.info\/?p=10473"},"modified":"2023-11-28T21:35:49","modified_gmt":"2023-11-28T13:35:49","slug":"java-zhong-chang-yong-de-bing-fa-gong-ju-lei-you-n","status":"publish","type":"post","link":"http:\/\/wx.kaifamiao.info\/index.php\/2023\/11\/28\/java-zhong-chang-yong-de-bing-fa-gong-ju-lei-you-n\/","title":{"rendered":"Java\u4e2d\u5e38\u7528\u7684\u5e76\u53d1\u5de5\u5177\u7c7b\u6709\u54ea\u4e9b?"},"content":{"rendered":"<p>CountDownLatch:<br \/>\nCountDownLatch \u7c7b\u4f4d\u4e8e java.util.concurrent \u5305\u4e0b\uff0c\u5229\u7528\u5b83\u53ef\u4ee5\u5b9e\u73b0\u7c7b\u4f3c\u8ba1\u6570\u5668\u7684\u529f\u80fd\u3002\u6bd4\u5982\u6709\u4e00\u4e2a\u4efb\u52a1 A\uff0c\u5b83\u8981\u7b49\u5f85\u5176\u4ed63\u4e2a\u4efb\u52a1\u6267\u884c\u5b8c\u6bd5\u4e4b\u540e\u624d\u80fd\u6267\u884c\uff0c\u6b64\u65f6\u5c31\u53ef\u4ee5\u5229\u7528 CountDownLatch \u6765\u5b9e\u73b0\u8fd9\u79cd\u529f\u80fd\u4e86\u3002<br \/>\nCyclicBarrier :<br \/>\nCyclicBarrier \u5b83\u7684\u4f5c\u7528\u5c31\u662f\u4f1a\u8ba9\u6240\u6709\u7ebf\u7a0b\u90fd\u7b49\u5f85\u5b8c\u6210\u540e\u624d\u4f1a\u7ee7\u7eed\u4e0b\u4e00\u6b65\u884c\u52a8,CyclicBarrier \u521d\u59cb\u5316\u65f6\u89c4\u5b9a\u4e00\u4e2a\u6570\u76ee\uff0c\u7136\u540e\u8ba1\u7b97\u8c03\u7528\u4e86CyclicBarrier.await()\u8fdb\u5165\u7b49\u5f85\u7684\u7ebf\u7a0b\u6570\u3002\u5f53\u7ebf\u7a0b\u6570\u8fbe\u5230\u4e86\u8fd9\u4e2a\u6570\u76ee\u65f6\uff0c\u6240\u6709\u8fdb\u5165\u7b49\u5f85\u72b6\u6001\u7684\u7ebf\u7a0b\u88ab\u5524\u9192\u5e76\u7ee7\u7eed\u3002<br \/>\nCyclicBarrier \u521d\u59cb\u65f6\u8fd8\u53ef\u5e26\u4e00\u4e2a Runnable \u7684\u53c2\u6570\uff0c\u6b64Runnable \u4efb\u52a1\u5728CyclicBarrier \u7684\u6570\u76ee\u8fbe\u5230\u540e\uff0c\u6240\u6709\u5176\u5b83\u7ebf\u7a0b\u88ab\u5524\u9192\u524d\u88ab\u6267\u884c\u3002<br \/>\nSemaphore :<br \/>\nSemaphore \u662f synchronized \u7684\u52a0\u5f3a\u7248\uff0c\u4f5c\u7528\u662f\u63a7\u5236\u7ebf\u7a0b\u7684\u5e76\u53d1\u6570\u91cf\uff08\u5141\u8bb8\u81ea\u5b9a\u4e49\u591a\u5c11\u7ebf\u7a0b\u540c\u65f6\u8bbf\u95ee\uff09\u3002\u5c31\u8fd9\u4e00\u70b9\u800c\u8a00\uff0c\u5355\u7eaf\u7684 synchronized \u5173\u952e\u5b57\u662f\u5b9e\u73b0\u4e0d\u4e86\u7684\u3002<br \/>\nSemaphore \u662f\u4e00\u79cd\u57fa\u4e8e\u8ba1\u6570\u7684\u4fe1\u53f7\u91cf\u3002\u5b83\u53ef\u4ee5\u8bbe\u5b9a\u4e00\u4e2a\u9608\u503c\uff0c\u57fa\u4e8e\u6b64\uff0c\u591a\u4e2a\u7ebf\u7a0b\u7ade\u4e89\u83b7\u53d6\u8bb8\u53ef\u4fe1\u53f7\uff0c\u505a\u81ea\u5df1\u7684\u7533\u8bf7\u540e\u5f52\u8fd8\uff0c\u8d85\u8fc7\u9608\u503c\u540e\uff0c\u7ebf\u7a0b\u7533\u8bf7\u8bb8\u53ef\u4fe1\u5bfc\u5c06\u4f1a\u88ab\u963b\u585e\u3002<br \/>\nSemaphore \u53ef\u4ee5\u7528\u6765\u6784\u5efa\u4e00\u4e9b\u5bf9\u8c61\u6c60\uff0c\u8d44\u6e90\u6c60\u4e4b\u7c7b\u7684\uff0c\u6bd4\u5982\u6570\u636e\u5e93\u8fde\u63a5\u6c60\uff0c\u6211\u4eec\u4e5f\u53ef\u4ee5\u521b\u5efa\u8ba1\u6570\u4e3a 1 \u7684 Semaphore\uff0c\u5c06\u5176\u4f5c\u4e3a\u4e00\u79cd\u7c7b\u4f3c\u4e92\u65a5\u9501\u7684\u673a\u5236\uff0c\u8fd9\u4e5f\u53eb\u4e8c\u5143\u4fe1\u53f7\u91cf\uff0c\u8868\u793a\u4e24\u79cd\u4e92\u65a5\u72b6\u6001\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>CountDownLatch: CountDownLatch \u7c7b\u4f4d\u4e8e java.util.concurrent [&hellip;]<\/p>\n","protected":false},"author":8,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[99],"tags":[],"class_list":["post-10473","post","type-post","status-publish","format-standard","hentry","category-javabase"],"_links":{"self":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/10473","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/users\/8"}],"replies":[{"embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/comments?post=10473"}],"version-history":[{"count":1,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/10473\/revisions"}],"predecessor-version":[{"id":10474,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/10473\/revisions\/10474"}],"wp:attachment":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/media?parent=10473"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/categories?post=10473"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/tags?post=10473"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}