{"id":47612,"date":"2024-12-02T17:38:17","date_gmt":"2024-12-02T09:38:17","guid":{"rendered":"https:\/\/fwq.ai\/blog\/47612\/"},"modified":"2024-12-02T17:38:17","modified_gmt":"2024-12-02T09:38:17","slug":"%e5%a6%82%e4%bd%95%e5%9c%a8java%e9%9d%99%e6%80%81%e6%96%b9%e6%b3%95%e4%b8%ad%e8%8e%b7%e5%8f%96%e8%b0%83%e7%94%a8%e7%b1%bb%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/47612\/","title":{"rendered":"\u5982\u4f55\u5728Java\u9759\u6001\u65b9\u6cd5\u4e2d\u83b7\u53d6\u8c03\u7528\u7c7b\uff1f"},"content":{"rendered":"

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

\u5982\u4f55\u5728Java\u9759\u6001\u65b9\u6cd5\u4e2d\u83b7\u53d6\u8c03\u7528\u7c7b\uff1f<\/h1>\n

\u6709\u5fd7\u8005\uff0c\u4e8b\u7adf\u6210\uff01\u5982\u679c\u4f60\u5728\u5b66\u4e60\u6587\u7ae0<\/span>\uff0c\u90a3\u4e48\u672c\u6587\u300a\u5982\u4f55\u5728Java\u9759\u6001\u65b9\u6cd5\u4e2d\u83b7\u53d6\u8c03\u7528\u7c7b\uff1f\u300b<\/span>\uff0c\u5c31\u5f88\u9002\u5408\u4f60\uff01\u6587\u7ae0\u8bb2\u89e3\u7684\u77e5\u8bc6\u70b9\u4e3b\u8981\u5305\u62ec<\/span>\uff0c\u82e5\u662f\u4f60\u5bf9\u672c\u6587\u611f\u5174\u8da3\uff0c\u6216\u8005\u662f\u60f3\u641e\u61c2\u5176\u4e2d\u67d0\u4e2a\u77e5\u8bc6\u70b9\uff0c\u5c31\u8bf7\u4f60\u7ee7\u7eed\u5f80\u4e0b\u770b\u5427~<\/span><\/p>\n

\"\u5982\u4f55\u5728Java\u9759\u6001\u65b9\u6cd5\u4e2d\u83b7\u53d6\u8c03\u7528\u7c7b\uff1f\u63d2\u56fe\"<\/p>\n

\u5728 java \u9759\u6001\u65b9\u6cd5\u4e2d\u83b7\u53d6\u8c03\u7528\u7c7b<\/strong><\/p>\n

java \u4e2d\uff0c\u9759\u6001\u65b9\u6cd5\u6ca1\u6709\u663e\u5f0f\u63a5\u6536\u7c7b\u4f5c\u4e3a\u53c2\u6570\u3002\u4f46\u662f\uff0c\u53ef\u4ee5\u4f7f\u7528\u53cd\u5c04\u6280\u672f\u83b7\u53d6\u8c03\u7528\u9759\u6001\u65b9\u6cd5\u7684\u7c7b\u4fe1\u606f\u3002<\/p>\n

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

\u4f7f\u7528 thread.currentthread().getstacktrace() \u83b7\u53d6\u5f53\u524d\u7ebf\u7a0b\u7684\u5806\u6808\u4fe1\u606f\u3002\u5806\u6808\u4fe1\u606f\u5305\u542b\u8c03\u7528\u9759\u6001\u65b9\u6cd5\u7684\u7c7b\u3002<\/p>\n

\u4ee5\u4e0b\u4ee3\u7801\u793a\u4f8b\u5c55\u793a\u4e86\u5982\u4f55\u505a\u5230\u8fd9\u4e00\u70b9\uff1a<\/p>\n

public static void test() {\n    StackTraceElement[] stackTrace = Thread.currentThread().getStackTrace();\n    String className = stackTrace[2].getClassName();\n    Class<?> clazz;\n    try {\n        clazz = Class.forName(className);\n        System.out.println(clazz.getName());\n    } catch (ClassNotFoundException e) {\n        e.printStackTrace();\n    }\n}<\/pre>\n
\u6ce8\u610f<\/strong><\/p>\n
    \n
  • stacktrace[2] \u8868\u793a\u8c03\u7528\u9759\u6001\u65b9\u6cd5\u7684\u7c7b\uff0c\u56e0\u4e3a stacktrace[0] \u662f\u5f53\u524d\u65b9\u6cd5\uff0cstacktrace[1] \u662f\u8c03\u7528\u5f53\u524d\u65b9\u6cd5\u7684\u65b9\u6cd5\u3002<\/li>\n
  • \u4f7f\u7528 class.forname(classname) \u83b7\u53d6\u8c03\u7528\u7c7b\u7684 class \u5bf9\u8c61\u3002<\/li>\n<\/ul>\n
    \u4ee5\u4e0a\u5c31\u662f\u300a\u5982\u4f55\u5728Java\u9759\u6001\u65b9\u6cd5\u4e2d\u83b7\u53d6\u8c03\u7528\u7c7b\uff1f\u300b\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u5173\u4e8e\u7684\u8d44\u6599\u8bf7\u5173\u6ce8\u7c73\u4e91\u516c\u4f17\u53f7\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
    \u5982\u4f55\u5728Java\u9759\u6001\u65b9\u6cd5\u4e2d\u83b7\u53d6\u8c03\u7528\u7c7b\uff1f \u6709\u5fd7\u8005\uff0c\u4e8b\u7adf\u6210\uff01\u5982\u679c\u4f60\u5728\u5b66\u4e60\u6587\u7ae0\uff0c\u90a3\u4e48\u672c\u6587\u300a\u5982\u4f55\u5728Java\u9759\u6001\u65b9\u6cd5\u4e2d\u83b7\u53d6\u8c03\u7528\u7c7b\uff1f\u300b\uff0c\u5c31\u5f88\u9002\u5408\u4f60\uff01\u6587\u7ae0\u8bb2\u89e3\u7684\u77e5\u8bc6\u70b9\u4e3b\u8981\u5305\u62ec\uff0c\u82e5\u662f\u4f60\u5bf9\u672c\u6587\u611f\u5174\u8da3\uff0c\u6216\u8005\u662f\u60f3\u641e\u61c2\u5176\u4e2d\u67d0\u4e2a\u77e5\u8bc6\u70b9\uff0c\u5c31\u8bf7\u4f60\u7ee7\u7eed\u5f80\u4e0b\u770b\u5427~ \u5728 java \u9759\u6001\u65b9\u6cd5\u4e2d\u83b7\u53d6\u8c03\u7528\u7c7b java \u4e2d\uff0c\u9759\u6001\u65b9\u6cd5\u6ca1\u6709\u663e\u5f0f\u63a5\u6536\u7c7b\u4f5c\u4e3a\u53c2\u6570\u3002\u4f46\u662f\uff0c\u53ef\u4ee5\u4f7f\u7528\u53cd\u5c04\u6280\u672f\u83b7\u53d6\u8c03\u7528\u9759\u6001\u65b9\u6cd5\u7684\u7c7b\u4fe1\u606f\u3002 \u89e3\u51b3\u65b9\u6848 \u4f7f\u7528 thread.currentthread().getstacktrace() \u83b7\u53d6\u5f53\u524d\u7ebf\u7a0b\u7684\u5806\u6808\u4fe1\u606f\u3002\u5806\u6808\u4fe1\u606f\u5305\u542b\u8c03\u7528\u9759\u6001\u65b9\u6cd5\u7684\u7c7b\u3002 \u4ee5\u4e0b\u4ee3\u7801\u793a\u4f8b\u5c55\u793a\u4e86\u5982\u4f55\u505a\u5230\u8fd9\u4e00\u70b9\uff1a public static void test() { StackTraceElement[] stackTrace = Thread.currentThread().getStackTrace(); String className = stackTrace[2].getClassName(); Class<?> clazz; try { clazz = Class.forName(className); System.out.println(clazz.getName()); } catch (ClassNotFoundException e) { e.printStackTrace(); } } \u6ce8\u610f stacktrace[2] \u8868\u793a\u8c03\u7528\u9759\u6001\u65b9\u6cd5\u7684\u7c7b\uff0c\u56e0\u4e3a stacktrace[0] \u662f\u5f53\u524d\u65b9\u6cd5\uff0cstacktrace[1] \u662f\u8c03\u7528\u5f53\u524d\u65b9\u6cd5\u7684\u65b9\u6cd5\u3002 \u4f7f\u7528 class.forname(classname) \u83b7\u53d6\u8c03\u7528\u7c7b\u7684 class \u5bf9\u8c61\u3002 \u4ee5\u4e0a\u5c31\u662f\u300a\u5982\u4f55\u5728Java\u9759\u6001\u65b9\u6cd5\u4e2d\u83b7\u53d6\u8c03\u7528\u7c7b\uff1f\u300b\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u5173\u4e8e\u7684\u8d44\u6599\u8bf7\u5173\u6ce8\u7c73\u4e91\u516c\u4f17\u53f7\uff01<\/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-47612","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/47612","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=47612"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/47612\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=47612"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=47612"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=47612"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}