{"id":48919,"date":"2024-12-02T16:36:18","date_gmt":"2024-12-02T08:36:18","guid":{"rendered":"https:\/\/fwq.ai\/blog\/48919\/"},"modified":"2024-12-02T16:36:18","modified_gmt":"2024-12-02T08:36:18","slug":"%e5%af%b9%e8%b1%a1%e9%94%81%e4%b8%8e%e7%b1%bb%e9%94%81%e7%9a%84%e5%8c%ba%e5%88%ab%ef%bc%9a%e4%bb%80%e4%b9%88%e6%97%b6%e5%80%99%e5%ba%94%e8%af%a5%e4%bd%bf%e7%94%a8%e5%af%b9%e8%b1%a1%e9%94%81%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/48919\/","title":{"rendered":"\u5bf9\u8c61\u9501\u4e0e\u7c7b\u9501\u7684\u533a\u522b\uff1a\u4ec0\u4e48\u65f6\u5019\u5e94\u8be5\u4f7f\u7528\u5bf9\u8c61\u9501\uff1f"},"content":{"rendered":"<p><b><\/b>     <\/p>\n<h1>\u5bf9\u8c61\u9501\u4e0e\u7c7b\u9501\u7684\u533a\u522b\uff1a\u4ec0\u4e48\u65f6\u5019\u5e94\u8be5\u4f7f\u7528\u5bf9\u8c61\u9501\uff1f<\/h1>\n<p><span style=\"cursor: pointer\"><i><\/i>\u6536\u85cf<\/span>    <\/p>\n<p><span style=\"font-size: 15px\">\u5b66\u4e60\u77e5\u8bc6\u8981\u5584\u4e8e\u601d\u8003\uff0c\u601d\u8003\uff0c\u518d\u601d\u8003\uff01\u4eca\u5929\u7c73\u4e91\u5c0f\u7f16\u5c31\u7ed9\u5927\u5bb6\u5e26\u6765<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u300a\u5bf9\u8c61\u9501\u4e0e\u7c7b\u9501\u7684\u533a\u522b\uff1a\u4ec0\u4e48\u65f6\u5019\u5e94\u8be5\u4f7f\u7528\u5bf9\u8c61\u9501\uff1f\u300b<\/span>\uff0c\u4ee5\u4e0b\u5185\u5bb9\u4e3b\u8981\u5305\u542b<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\"><\/span>\u7b49\u77e5\u8bc6\u70b9\uff0c\u5982\u679c\u4f60\u6b63\u5728\u5b66\u4e60\u6216\u51c6\u5907\u5b66\u4e60<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u6587\u7ae0<\/span>\uff0c\u5c31\u90fd\u4e0d\u8981\u9519\u8fc7\u672c\u6587\u5566~\u8ba9\u6211\u4eec\u4e00\u8d77\u6765\u770b\u770b\u5427\uff0c\u80fd\u5e2e\u52a9\u5230\u4f60\u5c31\u66f4\u597d\u4e86\uff01<\/span><\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241118\/1731941866673b55ea0ba29.jpg\" class=\"aligncenter\" title=\"\u5bf9\u8c61\u9501\u4e0e\u7c7b\u9501\u7684\u533a\u522b\uff1a\u4ec0\u4e48\u65f6\u5019\u5e94\u8be5\u4f7f\u7528\u5bf9\u8c61\u9501\uff1f\u63d2\u56fe\" alt=\"\u5bf9\u8c61\u9501\u4e0e\u7c7b\u9501\u7684\u533a\u522b\uff1a\u4ec0\u4e48\u65f6\u5019\u5e94\u8be5\u4f7f\u7528\u5bf9\u8c61\u9501\uff1f\u63d2\u56fe\" \/><\/p>\n<p><strong>\u7ebf\u7a0b\u901a\u4fe1\u95ee\u9898\uff1a\u5bf9\u8c61\u9501\u4e0e\u7c7b\u9501\u7684\u533a\u522b<\/strong><\/p>\n<p>\u5728\u591a\u7ebf\u7a0b\u7f16\u7a0b\u4e2d\uff0c\u7ebf\u7a0b\u95f4\u7684\u901a\u4fe1\u662f\u4e00\u4e2a\u5173\u952e\u95ee\u9898\u3002\u4f7f\u7528\u5bf9\u8c61\u9501\u548c\u7c7b\u9501\u662f\u5b9e\u73b0\u7ebf\u7a0b\u901a\u4fe1\u7684\u4e24\u79cd\u5e38\u89c1\u65b9\u5f0f\u3002\u4ee5\u4e0b\u4ee3\u7801\u7247\u6bb5\u662f\u4e00\u4e2a\u7ebf\u7a0b\u901a\u4fe1\u7684\u4f8b\u5b50\uff1a<\/p>\n<pre>public class threadtalk {\n    \/\/ ...\n    class printer_1 implements runnable {\n        \/\/ ...\n        public void run() {\n            while (true) {\n                synchronized (printer_1.class) { \/\/ \u4f7f\u7528\u7c7b\u9501\n                    \/\/ ...\n                }\n            }\n        }\n    }\n}<\/pre>\n<p>\u7136\u800c\uff0c\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\u4f7f\u7528\u7c7b\u9501\u4f1a\u5f15\u8d77 illegalmonitorstateexception \u5f02\u5e38\u3002\u8fd9\u662f\u56e0\u4e3a\u5728\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528\u4e86 wait() \u548c notify() \u65b9\u6cd5\uff0c\u800c\u8fd9\u4e9b\u65b9\u6cd5\u53ea\u80fd\u5728\u62e5\u6709\u5bf9\u8c61\u9501\u7684\u60c5\u51b5\u4e0b\u4f7f\u7528\u3002<\/p>\n<p>\u8981\u89e3\u51b3\u8fd9\u4e2a\u95ee\u9898\uff0c\u6211\u4eec\u9700\u8981\u5c06\u7c7b\u9501\u66ff\u6362\u4e3a\u5bf9\u8c61\u9501\u3002\u5bf9\u8c61\u9501\u901a\u8fc7\u4f7f\u7528 this \u5173\u952e\u5b57\u6765\u5b9e\u73b0\uff0c\u8868\u793a\u5f53\u524d\u5b9e\u4f8b\u5bf9\u8c61\u3002\u4f8b\u5982\uff1a<\/p>\n<pre>public void run() {\n    while (true) {\n        synchronized (this) { \/\/ \u4f7f\u7528\u5bf9\u8c61\u9501\n            \/\/ ...\n        }\n    }\n}<\/pre>\n<p>\u73b0\u5728\uff0c\u4ee3\u7801\u5c06\u6b63\u5e38\u8fd0\u884c\uff0c\u56e0\u4e3a\u6bcf\u4e2a\u7ebf\u7a0b\u90fd\u62e5\u6709\u81ea\u5df1\u7684\u5bf9\u8c61\u9501\uff0c\u5e76\u4e14\u53ef\u4ee5\u6b63\u786e\u4f7f\u7528 wait() \u548c notify() \u65b9\u6cd5\u8fdb\u884c\u901a\u4fe1\u3002<\/p>\n<p>\u56e0\u6b64\uff0c\u5728\u4f7f\u7528\u5bf9\u8c61\u9501\u548c\u7c7b\u9501\u8fdb\u884c\u7ebf\u7a0b\u901a\u4fe1\u65f6\uff0c\u9700\u8981\u6ce8\u610f\u4ee5\u4e0b\u533a\u522b\uff1a<\/p>\n<ul>\n<li><strong>\u5bf9\u8c61\u9501\uff1a<\/strong>\u9501\u5b9a\u7279\u5b9a\u7684\u5bf9\u8c61\u5b9e\u4f8b\uff0c\u7531 this \u5173\u952e\u5b57\u8868\u793a\u3002<\/li>\n<li><strong>\u7c7b\u9501\uff1a<\/strong>\u9501\u5b9a\u6574\u4e2a\u7c7b\uff0c\u7531\u7c7b\u540d\u8868\u793a\u3002<\/li>\n<\/ul>\n<p>\u5728\u9700\u8981\u4f7f\u7528 wait() \u548c notify() \u65b9\u6cd5\u8fdb\u884c\u7ebf\u7a0b\u901a\u4fe1\u65f6\uff0c\u5fc5\u987b\u4f7f\u7528\u5bf9\u8c61\u9501\uff0c\u800c\u4e0d\u662f\u7c7b\u9501\u3002<\/p>\n<p>\u6587\u4e2d\u5173\u4e8e\u7684\u77e5\u8bc6\u4ecb\u7ecd\uff0c\u5e0c\u671b\u5bf9\u4f60\u7684\u5b66\u4e60\u6709\u6240\u5e2e\u52a9\uff01\u82e5\u662f\u53d7\u76ca\u532a\u6d45\uff0c\u90a3\u5c31\u52a8\u52a8\u9f20\u6807\u6536\u85cf\u8fd9\u7bc7\u300a\u5bf9\u8c61\u9501\u4e0e\u7c7b\u9501\u7684\u533a\u522b\uff1a\u4ec0\u4e48\u65f6\u5019\u5e94\u8be5\u4f7f\u7528\u5bf9\u8c61\u9501\uff1f\u300b\u6587\u7ae0\u5427\uff0c\u4e5f\u53ef\u5173\u6ce8\u7c73\u4e91\u516c\u4f17\u53f7\u4e86\u89e3\u76f8\u5173\u6280\u672f\u6587\u7ae0\u3002<\/p>\n<p>      \u7248\u672c\u58f0\u660e \u672c\u6587\u8f6c\u8f7d\u4e8e\uff1aphp \u5982\u6709\u4fb5\u72af\uff0c\u8bf7\u8054\u7cfb\u5220\u9664<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5bf9\u8c61\u9501\u4e0e\u7c7b\u9501\u7684\u533a\u522b\uff1a\u4ec0\u4e48\u65f6\u5019\u5e94\u8be5\u4f7f\u7528\u5bf9\u8c61\u9501\uff1f \u6536\u85cf \u5b66\u4e60\u77e5\u8bc6\u8981\u5584\u4e8e\u601d\u8003\uff0c\u601d\u8003\uff0c\u518d\u601d\u8003\uff01\u4eca\u5929\u7c73\u4e91\u5c0f\u7f16\u5c31\u7ed9\u5927\u5bb6\u5e26\u6765\u300a\u5bf9\u8c61\u9501\u4e0e\u7c7b\u9501\u7684\u533a\u522b\uff1a\u4ec0\u4e48\u65f6\u5019\u5e94\u8be5\u4f7f\u7528\u5bf9\u8c61\u9501\uff1f\u300b\uff0c\u4ee5\u4e0b\u5185\u5bb9\u4e3b\u8981\u5305\u542b\u7b49\u77e5\u8bc6\u70b9\uff0c\u5982\u679c\u4f60\u6b63\u5728\u5b66\u4e60\u6216\u51c6\u5907\u5b66\u4e60\u6587\u7ae0\uff0c\u5c31\u90fd\u4e0d\u8981\u9519\u8fc7\u672c\u6587\u5566~\u8ba9\u6211\u4eec\u4e00\u8d77\u6765\u770b\u770b\u5427\uff0c\u80fd\u5e2e\u52a9\u5230\u4f60\u5c31\u66f4\u597d\u4e86\uff01 \u7ebf\u7a0b\u901a\u4fe1\u95ee\u9898\uff1a\u5bf9\u8c61\u9501\u4e0e\u7c7b\u9501\u7684\u533a\u522b \u5728\u591a\u7ebf\u7a0b\u7f16\u7a0b\u4e2d\uff0c\u7ebf\u7a0b\u95f4\u7684\u901a\u4fe1\u662f\u4e00\u4e2a\u5173\u952e\u95ee\u9898\u3002\u4f7f\u7528\u5bf9\u8c61\u9501\u548c\u7c7b\u9501\u662f\u5b9e\u73b0\u7ebf\u7a0b\u901a\u4fe1\u7684\u4e24\u79cd\u5e38\u89c1\u65b9\u5f0f\u3002\u4ee5\u4e0b\u4ee3\u7801\u7247\u6bb5\u662f\u4e00\u4e2a\u7ebf\u7a0b\u901a\u4fe1\u7684\u4f8b\u5b50\uff1a public class threadtalk { \/\/ &#8230; class printer_1 implements runnable { \/\/ &#8230; public void run() { while (true) { synchronized (printer_1.class) { \/\/ \u4f7f\u7528\u7c7b\u9501 \/\/ &#8230; } } } } } \u7136\u800c\uff0c\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\u4f7f\u7528\u7c7b\u9501\u4f1a\u5f15\u8d77 illegalmonitorstateexception \u5f02\u5e38\u3002\u8fd9\u662f\u56e0\u4e3a\u5728\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528\u4e86 wait() \u548c notify() \u65b9\u6cd5\uff0c\u800c\u8fd9\u4e9b\u65b9\u6cd5\u53ea\u80fd\u5728\u62e5\u6709\u5bf9\u8c61\u9501\u7684\u60c5\u51b5\u4e0b\u4f7f\u7528\u3002 \u8981\u89e3\u51b3\u8fd9\u4e2a\u95ee\u9898\uff0c\u6211\u4eec\u9700\u8981\u5c06\u7c7b\u9501\u66ff\u6362\u4e3a\u5bf9\u8c61\u9501\u3002\u5bf9\u8c61\u9501\u901a\u8fc7\u4f7f\u7528 this \u5173\u952e\u5b57\u6765\u5b9e\u73b0\uff0c\u8868\u793a\u5f53\u524d\u5b9e\u4f8b\u5bf9\u8c61\u3002\u4f8b\u5982\uff1a public void run() { while (true) { synchronized [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[16],"tags":[],"class_list":["post-48919","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/48919","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/comments?post=48919"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/48919\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=48919"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=48919"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=48919"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}