{"id":11341,"date":"2023-11-28T22:01:29","date_gmt":"2023-11-28T14:01:29","guid":{"rendered":"https:\/\/wx.kaifamiao.info\/?p=11341"},"modified":"2023-12-09T09:55:34","modified_gmt":"2023-12-09T01:55:34","slug":"jvm-zhong-cheng-xu-shi-zen-yang-yun-xing-de","status":"publish","type":"post","link":"http:\/\/wx.kaifamiao.info\/index.php\/2023\/11\/28\/jvm-zhong-cheng-xu-shi-zen-yang-yun-xing-de\/","title":{"rendered":"JVM\u4e2d\u7a0b\u5e8f\u662f\u600e\u6837\u8fd0\u884c\u7684\uff1f"},"content":{"rendered":"

Java\u7a0b\u5e8f\u5728Java\u865a\u62df\u673a\uff08JVM\uff09\u4e2d\u7684\u8fd0\u884c\u8fc7\u7a0b\u53ef\u4ee5\u6982\u62ec\u4e3a\u4ee5\u4e0b\u51e0\u4e2a\u6b65\u9aa4\uff1a<\/p>\n

    \n
  1. \n\u7f16\u5199\u6e90\u4ee3\u7801\uff1a<\/strong><\/p>\n
      \n
    • \u5f00\u53d1\u4eba\u5458\u4f7f\u7528Java\u7f16\u7a0b\u8bed\u8a00\u7f16\u5199Java\u6e90\u4ee3\u7801\uff0c\u8fd9\u4e9b\u6e90\u4ee3\u7801\u901a\u5e38\u4fdd\u5b58\u5728\u4ee5.java<\/code>\u4e3a\u540e\u7f00\u7684\u6587\u4ef6\u4e2d\u3002<\/li>\n<\/ul>\n<\/li>\n
    • \n\u7f16\u8bd1\u6e90\u4ee3\u7801\uff1a<\/strong><\/p>\n
        \n
      • \n\u4f7f\u7528Java\u7f16\u8bd1\u5668\uff08javac<\/code>\u547d\u4ee4\uff09\u5c06\u6e90\u4ee3\u7801\u7f16\u8bd1\u6210\u5b57\u8282\u7801\u6587\u4ef6\u3002\u5b57\u8282\u7801\u662f\u4e00\u79cd\u4e2d\u95f4\u4ee3\u7801\uff0c\u4e0e\u7279\u5b9a\u5e73\u53f0\u65e0\u5173\uff0c\u5b83\u7c7b\u4f3c\u4e8e\u6c47\u7f16\u8bed\u8a00\uff0c\u4f46\u4e0d\u662f\u76f4\u63a5\u5728\u786c\u4ef6\u4e0a\u6267\u884c\u7684\u673a\u5668\u4ee3\u7801\u3002<\/p>\n
        javac HelloWorld.java\n<\/code><\/pre>\n<\/li>\n
      • \n\u7f16\u8bd1\u540e\u5c06\u751f\u6210\u4e00\u4e2a\u6216\u591a\u4e2a.class<\/code>\u6587\u4ef6\uff0c\u5176\u4e2d\u5305\u542b\u4e86\u7a0b\u5e8f\u7684\u5b57\u8282\u7801\u3002\n<\/li>\n<\/ul>\n<\/li>\n
      • \n\u7c7b\u52a0\u8f7d\uff1a<\/strong><\/p>\n
          \n
        • Java\u865a\u62df\u673a\u8d1f\u8d23\u52a0\u8f7d\u5b57\u8282\u7801\u6587\u4ef6\u3002\u7c7b\u52a0\u8f7d\u5668\uff08ClassLoader\uff09\u5c06\u5b57\u8282\u7801\u6587\u4ef6\u52a0\u8f7d\u5230\u5185\u5b58\u4e2d\uff0c\u5e76\u521b\u5efa\u4e00\u4e2a\u8868\u793a\u8be5\u7c7b\u7684Class<\/code>\u5bf9\u8c61\u3002<\/li>\n<\/ul>\n<\/li>\n
        • \n\u5b57\u8282\u7801\u89e3\u91ca\/\u7f16\u8bd1\u6267\u884c\uff1a<\/strong><\/p>\n
            \n
          • Java\u865a\u62df\u673a\u901a\u8fc7\u89e3\u91ca\u5668\u6216\u5373\u65f6\u7f16\u8bd1\u5668\uff08Just-In-Time Compiler\uff0cJIT\uff09\u6267\u884c\u5b57\u8282\u7801\u3002\u89e3\u91ca\u5668\u9010\u884c\u89e3\u91ca\u5b57\u8282\u7801\u5e76\u6267\u884c\u76f8\u5e94\u7684\u672c\u5730\u673a\u5668\u6307\u4ee4\uff0c\u800c\u5373\u65f6\u7f16\u8bd1\u5668\u5c06\u6574\u4e2a\u5b57\u8282\u7801\u7f16\u8bd1\u6210\u672c\u5730\u673a\u5668\u4ee3\u7801\uff0c\u7136\u540e\u6267\u884c\u3002JIT\u7f16\u8bd1\u5668\u7684\u4f7f\u7528\u65e8\u5728\u63d0\u9ad8\u7a0b\u5e8f\u7684\u6267\u884c\u6548\u7387\u3002<\/li>\n<\/ul>\n<\/li>\n
          • \n\u8fd0\u884c\u65f6\u5185\u5b58\u533a\u57df\uff1a<\/strong><\/p>\n
              \n
            • \u7a0b\u5e8f\u5728\u8fd0\u884c\u65f6\u4f7f\u7528Java\u865a\u62df\u673a\u7684\u5185\u5b58\u533a\u57df\uff0c\u5305\u62ec\uff1a\n
                \n
              • \u65b9\u6cd5\u533a\uff08Method Area\uff09\uff1a<\/strong> \u7528\u4e8e\u5b58\u50a8\u7c7b\u7684\u7ed3\u6784\u4fe1\u606f\u3001\u9759\u6001\u53d8\u91cf\u3001\u5e38\u91cf\u7b49\u3002<\/li>\n
              • \u5806\uff08Heap\uff09\uff1a<\/strong> \u7528\u4e8e\u5b58\u50a8\u5bf9\u8c61\u5b9e\u4f8b\u3002<\/li>\n
              • \u865a\u62df\u673a\u6808\uff08Java Virtual Machine Stack\uff09\uff1a<\/strong> \u7528\u4e8e\u5b58\u50a8\u65b9\u6cd5\u7684\u5c40\u90e8\u53d8\u91cf\u548c\u90e8\u5206\u65b9\u6cd5\u6267\u884c\u4fe1\u606f\u3002<\/li>\n
              • \u672c\u5730\u65b9\u6cd5\u6808\uff08Native Method Stack\uff09\uff1a<\/strong> \u7528\u4e8e\u6267\u884c\u672c\u5730\u65b9\u6cd5\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n
              • \n\u5783\u573e\u56de\u6536\uff1a<\/strong><\/p>\n
                  \n
                • Java\u865a\u62df\u673a\u7684\u5783\u573e\u56de\u6536\u5668\u8d1f\u8d23\u81ea\u52a8\u56de\u6536\u4e0d\u518d\u88ab\u5f15\u7528\u7684\u5bf9\u8c61\uff0c\u91ca\u653e\u5185\u5b58\u7a7a\u95f4\u3002\u5783\u573e\u56de\u6536\u7684\u65f6\u673a\u548c\u65b9\u5f0f\u6839\u636e\u4e0d\u540c\u7684\u5783\u573e\u56de\u6536\u5668\u800c\u5f02\uff0c\u4f8b\u5982\uff0c\u65b0\u751f\u4ee3\u7684\u56de\u6536\u901a\u5e38\u4f7f\u7528\u590d\u5236\u7b97\u6cd5\uff0c\u800c\u8001\u5e74\u4ee3\u7684\u56de\u6536\u5219\u4f7f\u7528\u6807\u8bb0-\u6e05\u9664\u6216\u6807\u8bb0-\u6574\u7406\u7b97\u6cd5\u3002<\/li>\n<\/ul>\n<\/li>\n
                • \n\u7a0b\u5e8f\u7ed3\u675f\uff1a<\/strong><\/p>\n
                    \n
                  • \u5f53main<\/code>\u65b9\u6cd5\u6267\u884c\u5b8c\u6210\uff0c\u6216\u8005\u7a0b\u5e8f\u901a\u8fc7System.exit()<\/code>\u9000\u51fa\u65f6\uff0c\u7a0b\u5e8f\u8fd0\u884c\u7ed3\u675f\u3002\u6b64\u65f6\uff0c\u865a\u62df\u673a\u4f1a\u8fdb\u884c\u4e00\u4e9b\u6e05\u7406\u5de5\u4f5c\uff0c\u5982\u5783\u573e\u56de\u6536\u548c\u8d44\u6e90\u91ca\u653e\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n
                    \u603b\u4f53\u6765\u8bf4\uff0cJava\u7a0b\u5e8f\u5728JVM\u4e2d\u7684\u8fd0\u884c\u662f\u4e00\u4e2a\u590d\u6742\u7684\u8fc7\u7a0b\uff0c\u6d89\u53ca\u7c7b\u52a0\u8f7d\u3001\u5b57\u8282\u7801\u89e3\u91ca\/\u7f16\u8bd1\u6267\u884c\u3001\u8fd0\u884c\u65f6\u5185\u5b58\u533a\u57df\u7684\u7ba1\u7406\u7b49\u591a\u4e2a\u9636\u6bb5\u3002Java\u7684\u8de8\u5e73\u53f0\u7279\u6027\u5f97\u76ca\u4e8e\u5b57\u8282\u7801\u7684\u4e2d\u95f4\u8868\u793a\uff0c\u4f7f\u5f97Java\u7a0b\u5e8f\u53ef\u4ee5\u5728\u4e0d\u540c\u7684\u64cd\u4f5c\u7cfb\u7edf\u4e0a\u8fd0\u884c\u800c\u65e0\u9700\u91cd\u65b0\u7f16\u8bd1\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
                    Java\u7a0b\u5e8f\u5728Java\u865a\u62df\u673a\uff08JVM\uff09\u4e2d\u7684\u8fd0\u884c\u8fc7\u7a0b\u53ef\u4ee5\u6982\u62ec\u4e3a\u4ee5\u4e0b\u51e0\u4e2a\u6b65\u9aa4\uff1a \u7f16\u5199\u6e90\u4ee3\u7801\uff1a \u5f00\u53d1\u4eba\u5458\u4f7f\u7528Java […]<\/p>\n","protected":false},"author":9,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[119],"tags":[],"class_list":["post-11341","post","type-post","status-publish","format-standard","hentry","category-jvm"],"_links":{"self":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/11341","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\/9"}],"replies":[{"embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/comments?post=11341"}],"version-history":[{"count":2,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/11341\/revisions"}],"predecessor-version":[{"id":17031,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/11341\/revisions\/17031"}],"wp:attachment":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/media?parent=11341"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/categories?post=11341"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/tags?post=11341"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}