{"id":203751,"date":"2025-05-22T13:10:50","date_gmt":"2025-05-22T05:10:50","guid":{"rendered":"https:\/\/server.hk\/cnblog\/203751\/"},"modified":"2025-05-22T13:10:50","modified_gmt":"2025-05-22T05:10:50","slug":"%e5%a4%9a%e7%ba%bf%e7%a8%8b%e8%ae%bf%e9%97%ae%e6%88%90%e5%91%98%e5%8f%98%e9%87%8f%e9%97%ae%e9%a2%98%ef%bc%9a%e4%b8%ba%e4%bb%80%e4%b9%88%e5%a4%9a%e4%b8%aa%e7%ba%bf%e7%a8%8b%e4%bf%ae%e6%94%b9%e5%90%8c","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/203751\/","title":{"rendered":"\u591a\u7ebf\u7a0b\u8bbf\u95ee\u6210\u5458\u53d8\u91cf\u95ee\u9898\uff1a\u4e3a\u4ec0\u4e48\u591a\u4e2a\u7ebf\u7a0b\u4fee\u6539\u540c\u4e00\u4e2a\u53d8\u91cf\uff0c\u5374\u6253\u5370\u51fa\u76f8\u540c\u7684\u503c\uff1f"},"content":{"rendered":"

<\/b> <\/p>\n

\u591a\u7ebf\u7a0b\u8bbf\u95ee\u6210\u5458\u53d8\u91cf\u95ee\u9898\uff1a\u4e3a\u4ec0\u4e48\u591a\u4e2a\u7ebf\u7a0b\u4fee\u6539\u540c\u4e00\u4e2a\u53d8\u91cf\uff0c\u5374\u6253\u5370\u51fa\u76f8\u540c\u7684\u503c\uff1f<\/h1>\n

\u4e00\u5206\u8015\u8018\uff0c\u4e00\u5206\u6536\u83b7\uff01\u65e2\u7136\u6253\u5f00\u4e86\u8fd9\u7bc7\u6587\u7ae0\u300a\u591a\u7ebf\u7a0b\u8bbf\u95ee\u6210\u5458\u53d8\u91cf\u95ee\u9898\uff1a\u4e3a\u4ec0\u4e48\u591a\u4e2a\u7ebf\u7a0b\u4fee\u6539\u540c\u4e00\u4e2a\u53d8\u91cf\uff0c\u5374\u6253\u5370\u51fa\u76f8\u540c\u7684\u503c\uff1f\u300b<\/span>\uff0c\u5c31\u575a\u6301\u770b\u4e0b\u53bb\u5427\uff01\u6587\u4e2d\u5185\u5bb9\u5305\u542b<\/span>\u7b49\u7b49\u77e5\u8bc6\u70b9…\u5e0c\u671b\u4f60\u80fd\u5728\u9605\u8bfb\u672c\u6587\u540e\uff0c\u80fd\u771f\u771f\u5b9e\u5b9e\u5b66\u5230\u77e5\u8bc6\u6216\u8005\u5e2e\u4f60\u89e3\u51b3\u5fc3\u4e2d\u7684\u7591\u60d1\uff0c\u4e5f\u6b22\u8fce\u5927\u4f6c\u6216\u8005\u65b0\u4eba\u670b\u53cb\u4eec\u591a\u7559\u8a00\u8bc4\u8bba\uff0c\u591a\u7ed9\u5efa\u8bae\uff01\u8c22\u8c22\uff01<\/p>\n

<\/p>\n

\u591a\u7ebf\u7a0b\u8bbf\u95ee\u6210\u5458\u53d8\u91cf\u95ee\u9898<\/strong><\/p>\n

\u5f53\u6709\u591a\u4e2a\u7ebf\u7a0b\u540c\u65f6\u8bbf\u95ee\u5171\u4eab\u6210\u5458\u53d8\u91cf\u65f6\uff0c\u5982\u679c\u6ca1\u6709\u91c7\u53d6\u540c\u6b65\u673a\u5236\uff0c\u5c31\u4f1a\u5bfc\u81f4\u7ebf\u7a0b\u5b89\u5168\u95ee\u9898\u3002\u4ee5\u67d0\u4e2a\u6210\u5458\u53d8\u91cf temp \u4e3a\u4f8b\uff0c\u5728\u6709\u591a\u4e2a\u7ebf\u7a0b\u540c\u65f6\u5bf9\u5176\u8fdb\u884c\u4fee\u6539\u65f6\uff0c\u4e0d\u540c\u7684\u7ebf\u7a0b\u53ef\u80fd\u4f1a\u8bfb\u5230\u5c1a\u672a\u66f4\u65b0\u7684\u503c\u3002<\/p>\n

\u95ee\u9898\uff1a<\/strong><\/p>\n

\u7a0b\u5e8f\u4e2d\u4f7f\u7528 executorservice \u521b\u5efa\u4e86 100 \u4e2a\u7ebf\u7a0b\uff0c\u6bcf\u4e2a\u7ebf\u7a0b\u542f\u52a8\u540e\u90fd\u6267\u884c\u4e00\u4e2a test2 \u7ebf\u7a0b\u3002\u6bcf\u4e2a test2 \u7ebf\u7a0b\u5728\u4f11\u7720 1 \u79d2\u540e\uff0c\u5bf9 test3 \u7c7b\u7684\u6210\u5458\u53d8\u91cf temp \u8fdb\u884c\u4fee\u6539\uff0c\u7136\u540e\u8f93\u51fa\u4fee\u6539\u540e\u7684\u503c\u3002\u867d\u7136\u6bcf\u4e2a\u7ebf\u7a0b\u90fd\u5e94\u4fee\u6539\u4e0d\u540c\u7684 temp \u503c\uff0c\u4f46\u5b9e\u9645\u4e0a\u6253\u5370\u7684\u7ed3\u679c\u5374\u662f\u76f8\u540c\u7684\u3002<\/p>\n

\u539f\u56e0\uff1a<\/strong><\/p>\n

\u95ee\u9898\u7684\u539f\u56e0\u5728\u4e8e\u7ebf\u7a0b\u5728\u8bbf\u95ee\u548c\u4fee\u6539 temp \u503c\u65f6\u672a\u8fdb\u884c\u540c\u6b65\u3002\u5f53\u591a\u4e2a\u7ebf\u7a0b\u540c\u65f6\u8bbf\u95ee temp \u65f6\uff0c\u7531\u4e8e java \u4e2d\u53d8\u91cf\u8d4b\u503c\u4e0d\u662f\u539f\u5b50\u6027\u64cd\u4f5c\uff0c\u4f1a\u5bfc\u81f4\u7ebf\u7a0b\u8bfb\u5230\u4e0d\u4e00\u81f4\u7684\u503c\u3002<\/p>\n

\u89e3\u51b3\u65b9\u6848\uff1a<\/strong><\/p>\n

\u4e3a\u4e86\u89e3\u51b3\u8fd9\u4e2a\u95ee\u9898\uff0c\u9700\u8981\u4f7f\u7528\u540c\u6b65\u673a\u5236\u6765\u786e\u4fdd\u6bcf\u4e2a\u7ebf\u7a0b\u5728\u8bbf\u95ee\u548c\u4fee\u6539 temp \u503c\u65f6\u662f\u539f\u5b50\u7684\u3002\u53ef\u4ee5\u5728 test2 \u7ebf\u7a0b\u7684 run \u65b9\u6cd5\u4e2d\u4f7f\u7528 synchronized \u5173\u952e\u5b57\u5c06\u8bbf\u95ee\u548c\u4fee\u6539 temp \u7684\u4ee3\u7801\u5757\u5305\u56f4\u8d77\u6765\uff0c\u4ece\u800c\u786e\u4fdd\u6bcf\u6b21\u53ea\u6709\u4e00\u4e2a\u7ebf\u7a0b\u53ef\u4ee5\u6267\u884c\u8fd9\u4e9b\u64cd\u4f5c\uff1a<\/p>\n

@Override\npublic void run() {\n    Test3 test3 = Test3.getInstance();\n    try {\n        Thread.sleep(1000);\n    } catch (InterruptedException e) {\n        e.printStackTrace();\n    }\n    synchronized (test3) {\n        test3.temp = test3.temp + 1;\n        System.out.println(test3.temp);\n    }\n}<\/pre>\n
\u4eca\u5929\u5173\u4e8e\u300a\u591a\u7ebf\u7a0b\u8bbf\u95ee\u6210\u5458\u53d8\u91cf\u95ee\u9898\uff1a\u4e3a\u4ec0\u4e48\u591a\u4e2a\u7ebf\u7a0b\u4fee\u6539\u540c\u4e00\u4e2a\u53d8\u91cf\uff0c\u5374\u6253\u5370\u51fa\u76f8\u540c\u7684\u503c\uff1f\u300b\u7684\u5185\u5bb9\u5c31\u4ecb\u7ecd\u5230\u8fd9\u91cc\u4e86\uff0c\u662f\u4e0d\u662f\u5b66\u8d77\u6765\u4e00\u76ee\u4e86\u7136\uff01\u60f3\u8981\u4e86\u89e3\u66f4\u591a\u5173\u4e8e\u7684\u5185\u5bb9\u8bf7\u5173\u6ce8\u516c\u4f17\u53f7\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
\u591a\u7ebf\u7a0b\u8bbf\u95ee\u6210\u5458\u53d8\u91cf\u95ee\u9898\uff1a\u4e3a\u4ec0\u4e48\u591a...<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4925],"tags":[],"class_list":["post-203751","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/203751","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=203751"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/203751\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=203751"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=203751"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=203751"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}