{"id":490650,"date":"2024-07-05T03:58:00","date_gmt":"2024-07-05T02:58:00","guid":{"rendered":"https:\/\/blog.jetbrains.com\/idea\/2024\/06\/debugger-upskill-debug-without-breakpoints\/"},"modified":"2024-07-09T05:18:39","modified_gmt":"2024-07-09T04:18:39","slug":"debugger-upskill-debug-without-breakpoints","status":"publish","type":"idea","link":"https:\/\/blog.jetbrains.com\/zh-hans\/idea\/2024\/07\/debugger-upskill-debug-without-breakpoints\/","title":{"rendered":"\u6682\u505c\u7a0b\u5e8f (Pause Program)\uff1a\u65e0\u9700\u65ad\u70b9\u4e5f\u53ef\u8f7b\u677e\u8c03\u8bd5\uff01"},"content":{"rendered":"<p><span style=\"font-weight: 400;\">\u5728\u5178\u578b\u7684\u8c03\u8bd5\u573a\u666f\u4e2d\uff0c \u4f60\u4f1a\u8bbe\u7f6e\u65ad\u70b9\u6765\u544a\u8bc9\u8c03\u8bd5\u5668\u4f55\u65f6\u6682\u505c\u4f60\u7684\u7a0b\u5e8f\u3002 \u65ad\u70b9\u901a\u5e38\u6807\u5fd7\u7740\u8fdb\u4e00\u6b65\u8c03\u67e5\u7684\u5f00\u59cb\u3002<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u51b3\u5b9a\u5728\u54ea\u91cc\u8bbe\u7f6e\u65ad\u70b9\u5e76\u4e0d\u7b80\u5355\u3002 \u6709\u65f6\u4f1a\u53d1\u751f\u4e0d\u6e05\u695a\u786e\u5207\u884c\u6570\u7684\u60c5\u51b5\uff0c \u4e5f\u6709\u5f00\u53d1\u8005\u66f4\u503e\u5411\u4e8e\u6839\u636e\u65f6\u95f4\u800c\u4e0d\u662f\u7279\u5b9a\u4ee3\u7801\u6765\u6682\u505c\u7a0b\u5e8f\u3002<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u5728\u672c\u6587\u4e2d\uff0c\u6211\u4eec\u5c06\u63a2\u8ba8 IntelliJ IDEA \u7684<em>\u6682\u505c\u7a0b\u5e8f (Pause Program)<\/em> \u529f\u80fd\u2014\u2014 \u8fd9\u662f\u4e00\u4e2a\u8f83\u5c11\u4e3a\u4eba\u77e5\uff0c\u4f46\u662f\u5728\u67d0\u4e9b\u573a\u666f\u4e0b\u53c8\u6781\u5176\u5f3a\u5927\u7684\u8c03\u8bd5\u6280\u672f\uff0c \u5305\u62ec\u4e0a\u8ff0\u63d0\u5230\u7684\u60c5\u51b5\u3002 \u6211\u4eec\u5c06\u8ba8\u8bba\u5b83\u7684\u4f7f\u7528\u573a\u666f\u548c\u9650\u5236\uff0c\u5e76\u5206\u4eab\u4e00\u4e2a\u9690\u79d8\u7684\u5355\u6b65\u8c03\u8bd5\u6280\u5de7\u3002<\/span><\/p>\n<h1><span style=\"font-weight: 400;\">\u4ec0\u4e48\u662f\u6682\u505c\u529f\u80fd\uff1f<\/span><\/h1>\n<p><span style=\"font-weight: 400;\"><em>\u6682\u505c\u7a0b\u5e8f (Pause Program)<\/em> \u662f IntelliJ IDEA \u8c03\u8bd5\u5668\u4e2d\u7684\u4e00\u9879\u529f\u80fd\uff0c\u8ba9\u5f00\u53d1\u8005\u80fd\u591f\u5728\u4efb\u610f\u65f6\u523b\u6682\u505c\u5e94\u7528\u7a0b\u5e8f\u7684\u6267\u884c\u3002 \u66f4\u91cd\u8981\u7684\u662f\uff0c\u5373\u4f7f\u4e0d\u719f\u6089\u5e94\u7528\u7a0b\u5e8f\u4ee3\u7801\u4e5f\u4e0d\u5f71\u54cd\u4f7f\u7528\u3002\u751a\u81f3\uff0c\u4ee3\u7801\u53ef\u4ee5\u88ab\u5b8c\u5168\u5ffd\u7565\uff01<\/span><\/p>\n<p><img decoding=\"async\" src=\"https:\/\/flounder.dev\/img\/pause-button-dark.png\" alt=\"Pause button on the debugger's toolbar\" width=\"692px\" \/><\/p>\n<p><span style=\"font-weight: 400;\">\u8981\u6682\u505c\u7a0b\u5e8f\uff0c\u8bf7\u70b9\u51fb\u8c03\u8bd5\u5668\u5de5\u5177\u680f\u4e0a\u7684<em>\u6682\u505c\u7a0b\u5e8f (Pause Program)<\/em> \u3002 \u7136\u540e\uff0c\u7a0b\u5e8f\u5c06\u5728\u6267\u884c\u8fc7\u7a0b\u4e2d\u7684\u4efb\u610f\u70b9\u6682\u505c\u3002<\/span><\/p>\n<h2><span style=\"font-weight: 400;\">\u5c40\u9650<\/span><\/h2>\n<p><span style=\"font-weight: 400;\">\u4e4d\u4e00\u770b\uff0c\u6682\u505c\u7684\u7a0b\u5e8f\u53ef\u80fd\u4e0e\u5728\u65ad\u70b9\u5904\u6682\u505c\u7684\u7a0b\u5e8f\u770b\u8d77\u6765\u5b8c\u5168\u76f8\u540c\u3002 \u7136\u800c\uff0c\u4e8b\u5b9e\u5e76\u975e\u5982\u6b64\u3002<\/span><\/p>\n<p><img decoding=\"async\" src=\"https:\/\/flounder.dev\/img\/paused-program-dark.png\" alt=\"Debugger looks the same regardless of whether Pause or a breakpoint was used to suspend the app\" width=\"692px\" \/><\/p>\n<p><span style=\"font-weight: 400;\"><em>\u6682\u505c\u7a0b\u5e8f (Pause<\/em> <em>Program)<\/em>\u66f4\u5e94\u88ab\u89c6\u4e3a\u4e00\u79cd<strong>\u201c\u589e\u5f3a\u7248\u7684\u7ebf\u7a0b\u8f6c\u50a8\uff08Thread Dump Plus\uff09\u201d<\/strong>\u3002 \u60a8\u4ecd\u7136\u53ef\u4ee5\u50cf\u901a\u5e38\u90a3\u6837\u68c0\u67e5\u53d8\u91cf\u548c\u7ebf\u7a0b\u3002 \u4f46\u662f\uff0c\u4e00\u4e9b\u66f4\u9ad8\u7ea7\u7684\u8c03\u8bd5\u529f\u80fd\uff0c\u5982<em>\u5bf9\u8868\u8fbe\u5f0f\u6c42\u503c (Evaluate Expression) <\/em>\uff0c\u5c06\u65e0\u6cd5\u5de5\u4f5c\u3002<\/span><\/p>\n<h2><span style=\"font-weight: 400;\">\u4f7f\u7528\u573a\u666f<\/span><\/h2>\n<p><span style=\"font-weight: 400;\"><em>\u6682\u505c\u7a0b\u5e8f (Pause Program)<\/em> \u6709\u65e0\u6570\u79cd\u4f7f\u7528\u65b9\u5f0f\u3002 \u901a\u5e38\uff0c\u5b83\u53ef\u4ee5\u4e0e\u4f20\u7edf\u7684\u65ad\u70b9\u4e92\u6362\u4f7f\u7528\u3002 \u7136\u800c\uff0c\u5728\u67d0\u4e9b\u573a\u666f\u4e0b\uff0c\u4f7f\u7528<em>\u6682\u505c\u7a0b\u5e8f (Pause Program)<\/em> \u4f1a\u66f4\u52a0\u5408\u9002\u3002 \u8ba9\u6211\u4eec\u6765\u770b\u770b\u8fd9\u51e0\u4e2a\u573a\u666f\u5427\u3002<\/span><\/p>\n<h3><span style=\"font-weight: 400;\">\u65e0\u54cd\u5e94\u7684\u5e94\u7528<\/span><\/h3>\n<p><span style=\"font-weight: 400;\">\u5982\u679c\u4f60\u9047\u5230 UI \u51bb\u7ed3\uff0c\u90a3\u901a\u5e38\u662f\u7531\u4e8e UI \u7ebf\u7a0b\u88ab\u963b\u585e\u9020\u6210\u7684\u3002<\/span><\/p>\n<p><img decoding=\"async\" src=\"https:\/\/flounder.dev\/img\/inspect-blocked-thread-dark.png\" alt=\"The stack of the blocked UI thread shows what method it is currently executing\" width=\"692px\" \/><\/p>\n<p><span style=\"font-weight: 400;\">\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c<em>\u6682\u505c\u7a0b\u5e8f (Pause Program)<\/em> \u53ef\u80fd\u4f1a\u5f88\u6709\u7528\uff0c\u56e0\u4e3a\u5b83\u5141\u8bb8\u4f60<a href=\"https:\/\/blog.jetbrains.com\/idea\/2021\/10\/unfreeze-your-apps\/\">\u5728\u5e94\u7528\u65e0\u54cd\u5e94\u65f6\u6682\u505c\u5b83\u5e76\u68c0\u67e5<\/a> UI \u7ebf\u7a0b\u7684\u8c03\u7528\u5806\u6808\u3002\u8fd9\u901a\u5e38\u8db3\u4ee5\u8bca\u65ad\u95ee\u9898\u3002<\/span><\/p>\n<h3><span style=\"font-weight: 400;\">\u7f3a\u5931\u7684\u6e90\u4ee3\u7801<\/span><\/h3>\n<p><span style=\"font-weight: 400;\">\u5982\u524d\u6240\u8ff0\uff0c<em>\u6682\u505c\u7a0b\u5e8f (Pause Program)<\/em> \u5141\u8bb8\u4f60\u7b80\u5355\u5730\u5ffd\u7565\u6e90\u4ee3\u7801\uff0c \u800c\u8fd9\u4e9b\u6e90\u4ee3\u7801\u53ef\u80fd\u5bf9\u4f60\u6765\u8bf4\u672c\u6765\u5c31\u662f\u7f3a\u5931\u7684\u3002 \u867d\u7136\u8fd9\u79cd\u573a\u666f\u5e76\u4e0d\u5e38\u89c1\uff0c\u4f46\u5f53\u4f60\u9047\u5230\u65f6\uff0c \u65ad\u70b9\u5c06\u65e0\u6cd5\u63d0\u4f9b\u5e2e\u52a9\u3002<\/span><span style=\"font-weight: 400;\">\u8fd9\u65f6\uff0c<em>\u6682\u505c\u7a0b\u5e8f (Pause Program)<\/em> \u5c31<a href=\"https:\/\/flounder.dev\/zh\/posts\/debugger-god-mode\/\" target=\"_blank\" rel=\"noopener\">\u53d1\u6325\u4f5c\u7528<\/a>\u4e86\uff01<\/span><\/p>\n<h3><span style=\"font-weight: 400;\">\u9501<\/span><\/h3>\n<p><span style=\"font-weight: 400;\">\u5982\u679c\u4f60\u6000\u7591\u5b58\u5728\u540c\u6b65\u95ee\u9898\uff0c\u6bd4\u5982\u6b7b\u9501\u6216\u6d3b\u9501\uff0c \u4f7f\u7528<em>\u6682\u505c\u7a0b\u5e8f (Pause Program)<\/em> \u6216\u8bb8\u80fd\u5e2e\u52a9\u4f60\u627e\u5230\u5f15\u53d1\u95ee\u9898\u7684\u786e\u5207\u7ebf\u7a0b\u548c\u9501\u3002<\/span><br \/><img decoding=\"async\" src=\"https:\/\/flounder.dev\/img\/debug-locks-with-pause-dark.png\" alt=\"The list of threads shows which threads have ended up in a deadlock\" width=\"692px\" \/><\/p>\n<p><span style=\"font-weight: 400;\">\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u8ba9\u6211\u4eec\u6682\u505c\u7a0b\u5e8f\u5e76\u68c0\u67e5\u7ebf\u7a0b\u5217\u8868\u3002 \u5b83\u4f1a\u663e\u793a\u54ea\u4e9b\u7ebf\u7a0b\u88ab\u963b\u585e\u4e86\u3002 \u901a\u8fc7\u5bfc\u822a\u5230\u6267\u884c\u70b9\uff0c\u4f60\u8fd8\u5c06\u770b\u5230\u5b83\u4eec\u88ab\u9501\u5b9a\u5728\u54ea\u4e9b\u4e34\u754c\u533a\u4e2d\u3002 \u8fd9\u4e9b\u4fe1\u606f\u53ef\u80fd\u6709\u52a9\u4e8e\u6307\u5f15\u4f60\u627e\u5230\u89e3\u51b3\u65b9\u6848\u3002<\/span><\/p>\n<h2><span style=\"font-weight: 400;\">\u9644\u9001\u5355\u6b65\u8c03\u8bd5\u5c0f\u6280\u5de7\u4e00\u5219<\/span><\/h2>\n<p><span style=\"font-weight: 400;\">\u6b63\u5982\u6211\u524d\u9762\u63d0\u5230\u7684\uff0c<em>\u6682\u505c\u7a0b\u5e8f (Pause Program)<\/em> \u4f1a\u9650\u5236\u4f60\u5bf9\u67d0\u4e9b\u9ad8\u7ea7\u8c03\u8bd5\u529f\u80fd\u7684\u8bbf\u95ee\u3002 \u5982\u679c\u4f60\u5c1d\u8bd5\u5728\u5e94\u7528\u7a0b\u5e8f\u6682\u505c\u65f6\u4f7f\u7528\u67d0\u4e9b\u529f\u80fd\uff0c \u4f60\u53ef\u80fd\u4f1a\u770b\u5230\u9519\u8bef\u6d88\u606f\uff0c\u544a\u8bc9\u4f60<em>\u65e0\u6cd5\u5728\u6682\u505c\u64cd\u4f5c\u540e\u5bf9\u65b9\u6cd5\u6c42\u503c (Cannot evaluate methods after Pause action)<\/em> \u3002<\/span><br \/><img decoding=\"async\" src=\"https:\/\/flounder.dev\/img\/debugger-god-mode\/cannot-evaluate-after-pause-dark.png\" alt=\"An error message saying 'Cannot evaluate methods after Pause'\" width=\"370px\" \/><\/p>\n<p><span style=\"font-weight: 400;\">\u7136\u800c\uff0c\u6709\u4e00\u4e2a\u7ed5\u8fc7\u8fd9\u4e2a\u9650\u5236\u7684\u65b9\u6cd5\u3002<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u5728\u6682\u505c\u5e94\u7528\u7a0b\u5e8f\u540e\uff0c\u7ee7\u7eed\u6267\u884c\u4efb\u4f55\u5355\u6b65\u8c03\u8bd5\u64cd\u4f5c\u3002 <em>\u6b65\u5165 (Step Into)<\/em> \u6216<em>\u6b65\u8fc7 (Step Over)<\/em>\u90fd\u53ef\u4ee5\u3002 \u4e00\u65e6\u5b8c\u6210\uff0c\u4f60\u4f1a\u53d1\u73b0\u81ea\u5df1\u5904\u4e8e\u4e00\u4e2a\u5e38\u89c4\u7684\u8c03\u8bd5\u4f1a\u8bdd\u4e2d\uff0c \u7c7b\u4f3c\u4e8e\u4f7f\u7528\u65ad\u70b9\u6682\u505c\u5e94\u7528\u7a0b\u5e8f\u65f6\u7684\u60c5\u51b5\u3002 \u6240\u6709\u9ad8\u7ea7\u529f\u80fd\u6b64\u65f6\u90fd\u53ef\u4ee5\u4f7f\u7528\u4e86\uff01<\/span><\/p>\n<h2><span style=\"font-weight: 400;\">\u7ed3\u5c3e<\/span><\/h2>\n<p><span style=\"font-weight: 400;\">\u4eca\u5929\u7684\u5185\u5bb9\u5c31\u5230\u8fd9\u91cc\uff01\u5e0c\u671b\u4f60\u89c9\u5f97\u8fd9\u4e9b\u63d0\u793a\u548c\u6280\u5de7\u6709\u7528\u3002<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u5982\u679c\u4f60\u8fd8\u60f3\u4e86\u89e3\u5173\u4e8e Java \u8c03\u8bd5\u7684\u5176\u4ed6\u7279\u5b9a\u5185\u5bb9\uff0c\u8bf7\u7559\u8a00\u544a\u8bc9\u6211\u4eec\uff01<\/span><\/p>\n<p>\u672c\u535a\u6587\u82f1\u6587\u539f\u4f5c\u8005\uff1a<\/p>\n\n    <div class=\"about-author \">\n        <div class=\"about-author__box\">\n            <div class=\"row\">\n                <div class=\"about-author__box-img\">\n                    <img decoding=\"async\" src=\"https:\/\/secure.gravatar.com\/avatar\/?s=200&#038;r=g\" width=\"200\" height=\"200\" alt=\"\" loading=\"lazy\"  class=\"avatar avatar-200 wp-user-avatar wp-user-avatar-200 photo avatar-default\">\n                <\/div>\n                <div class=\"about-author__box-text\">\n                                                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<\/div>\n","protected":false},"author":1297,"featured_media":490667,"comment_status":"closed","ping_status":"closed","template":"","categories":[4759,2347],"tags":[632,264,31,40],"cross-post-tag":[],"acf":[],"_links":{"self":[{"href":"https:\/\/blog.jetbrains.com\/zh-hans\/wp-json\/wp\/v2\/idea\/490650"}],"collection":[{"href":"https:\/\/blog.jetbrains.com\/zh-hans\/wp-json\/wp\/v2\/idea"}],"about":[{"href":"https:\/\/blog.jetbrains.com\/zh-hans\/wp-json\/wp\/v2\/types\/idea"}],"author":[{"embeddable":true,"href":"https:\/\/blog.jetbrains.com\/zh-hans\/wp-json\/wp\/v2\/users\/1297"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.jetbrains.com\/zh-hans\/wp-json\/wp\/v2\/comments?post=490650"}],"version-history":[{"count":9,"href":"https:\/\/blog.jetbrains.com\/zh-hans\/wp-json\/wp\/v2\/idea\/490650\/revisions"}],"predecessor-version":[{"id":491579,"href":"https:\/\/blog.jetbrains.com\/zh-hans\/wp-json\/wp\/v2\/idea\/490650\/revisions\/491579"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/blog.jetbrains.com\/zh-hans\/wp-json\/wp\/v2\/media\/490667"}],"wp:attachment":[{"href":"https:\/\/blog.jetbrains.com\/zh-hans\/wp-json\/wp\/v2\/media?parent=490650"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.jetbrains.com\/zh-hans\/wp-json\/wp\/v2\/categories?post=490650"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.jetbrains.com\/zh-hans\/wp-json\/wp\/v2\/tags?post=490650"},{"taxonomy":"cross-post-tag","embeddable":true,"href":"https:\/\/blog.jetbrains.com\/zh-hans\/wp-json\/wp\/v2\/cross-post-tag?post=490650"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}