Java \u865a\u62df\u673a(JVM):
\n\u4f7f\u7528 Java \u7f16\u7a0b\u8bed\u8a00\u7684\u4e3b\u8981\u4f18\u52bf\u5c31\u662f\u5e73\u53f0\u7684\u72ec\u7acb\u6027\u3002\u4f60\u66fe\u7ecf\u60f3\u77e5\u9053\u8fc7 Java \u600e\u4e48\u5b9e\u73b0\u5e73\u53f0\u7684\u72ec\u7acb\u6027\u5417\uff1f\u5bf9\uff0c\u5c31\u662f\u865a\u62df\u673a\uff0c\u5b83\u62bd\u8c61\u5316\u4e86\u786c\u4ef6\u8bbe\u5907\uff0c\u5f00\u53d1\u8005\u548c\u4ed6\u4eec\u7684\u7a0b\u5e8f\u7684\u64cd\u4f5c\u7cfb\u7edf\u3002\u865a\u62df\u673a\u7684\u804c\u8d23\u5c31\u662f\u5904\u7406\u548c\u64cd\u4f5c\u7cfb\u7edf\u7684\u4ea4\u6d41\u3002Java \u4e0d\u540c\u7684\u63a5\u53e3\u89c4\u8303\u5bf9\u4efb\u4f55\u5e73\u53f0\u90fd\u6709\u826f\u597d\u7684\u652f\u6301\uff0c\u56e0\u4e3a JVM \u5f88\u597d\u7684\u5b9e\u73b0\u4e86\u6bcf\u4e2a\u5e73\u53f0\u7684\u89c4\u8303\u3002JVM \u53ef\u4ee5\u7406\u89e3\u4f2a\u4ee3\u7801\u5b57\u8282\u7801\uff0c\u5728\u7528\u6237\u548c\u64cd\u4f5c\u7cfb\u7edf\u4e4b\u95f4\u5efa\u7acb\u4e86\u4e00\u5c42\u67a2\u7ebd\u3002<\/p>\n
Java \u8fd0\u884c\u65f6\u73af\u5883(JRE):
\nJava \u8fd0\u884c\u65f6\u73af\u5883\u662f JVM \u7684\u4e00\u4e2a\u8d85\u96c6\u3002JWM \u5bf9\u4e8e\u4e00\u4e2a\u5e73\u53f0\u6216\u8005\u64cd\u4f5c\u7cfb\u7edf\u662f\u660e\u786e\u7684\uff0c\u800c JRE \u5374\u662f\u4e00\u4e2a\u4e00\u822c\u7684\u6982\u5ff5\uff0c\u4ed6\u4ee3\u8868\u4e86\u5b8c\u6574\u7684\u8fd0\u884c\u65f6\u73af\u5883\u3002\u6211\u4eec\u5728 JRE \u6587\u4ef6\u5939\u4e2d\u770b\u5230\u7684\u6240\u6709\u7684 JRE \u6587\u4ef6\u548c\u53ef\u6267\u884c\u6587\u4ef6\u90fd\u4f1a\u53d8\u6210\u8fd0\u884c\u65f6\u7684\u4e00\u90e8\u5206\u3002\u4e8b\u5b9e\u4e0a\uff0c\u8fd0\u884c\u65f6 JRE \u53d8\u6210\u4e86 JVM\u3002\u6240\u4ee5\u5bf9\u4e8e\u4e00\u822c\u60c5\u51b5\u65f6\u5019\u4f7f\u7528 JRE\uff0c\u5bf9\u4e8e\u660e\u786e\u7684\u64cd\u4f5c\u7cfb\u7edf\u6765\u8bf4\u4f7f\u7528 JVM\u3002\u5f53\u4f60\u4e0b\u8f7d\u4e86 JRE \u7684\u65f6\u5019\uff0c\u4e5f\u5c31\u81ea\u52a8\u4e0b\u8f7d\u4e86 JVM\u3002<\/p>\n
Java \u5f00\u53d1\u5de5\u5177\u7bb1(JDK)\uff1a
\nJava \u5f00\u53d1\u5de5\u5177\u7bb1\u6307\u7684\u662f\u7f16\u5199\u4e00\u4e2a java \u5e94\u7528\u6240\u9700\u8981\u7684\u6240\u6709 jar \u6587\u4ef6\u548c\u53ef\u6267\u884c\u6587\u4ef6\u3002\u4e8b\u5b9e\u4e0a\uff0cJRE \u662f JDK \u7684\u4e00\u90e8\u5206\u3002\u5982\u679c\u4f60\u4e0b\u8f7d\u4e86 JDK,\u4f60\u4f1a\u770b\u5230\u4e00\u4e2a\u540d\u53eb JRE\u7684\u6587\u4ef6\u5939\u5728\u91cc\u9762\u3002JDK \u4e2d\u8981\u88ab\u7262\u8bb0\u7684 jar \u6587\u4ef6\u5c31\u662f tools.jar,\u5b83\u5305\u542b\u4e86\u7528\u4e8e\u6267\u884c Java \u6587\u6863\u7684\u7c7b\u8fd8\u6709\u7528\u4e8e\u7c7b\u7b7e\u540d\u7684 jar \u5305\u3002<\/p>\n
\u5373\u65f6\u7f16\u8bd1\u5668(JIT):
\n\u5373\u65f6\u7f16\u8bd1\u5668\u662f\u79cd\u7279\u6b8a\u7684\u7f16\u8bd1\u5668\uff0c\u5b83\u901a\u8fc7\u6709\u6548\u7684\u628a\u5b57\u8282\u7801\u53d8\u6210\u673a\u5668\u7801\u6765\u63d0\u9ad8 JVM\u7684\u6548\u7387\u3002JIT \u8fd9\u79cd\u529f\u6548\u5f88\u7279\u6b8a\uff0c\u56e0\u4e3a\u4ed6\u628a\u68c0\u6d4b\u5230\u7684\u76f8\u4f3c\u7684\u5b57\u8282\u7801\u7f16\u8bd1\u6210\u5355\u4e00\u8fd0\u884c\u7684\u673a\u5668\u7801\uff0c\u4ece\u800c\u8282\u7701\u4e86 CPU \u7684\u4f7f\u7528\u3002\u8fd9\u548c\u5176\u4ed6\u7684\u5b57\u8282\u7801\u7f16\u8bd1\u5668\u4e0d\u540c\uff0c\u56e0\u4e3a\u4ed6\u662f\u8fd0\u884c\u65f6(\u7b2c\u4e00\u7c7b\u6267\u884c\u7684\u7f16\u8bd1?)the firs of its kind to perform the compilation(\u4ece\u5b57\u8282\u7801\u5230\u673a\u5668\u7801\uff09\u800c\u4e0d\u662f\u5728\u7a0b\u5e8f\u8fd0\u884c\u4e4b\u524d\u3002\u6b63\u662f\u56e0\u4e3a\u8fd9\u4e9b\uff0c\u52a8\u6001\u7f16\u8bd1\u8fd9\u4e2a\u8bcd\u6c47\u624d\u548c JIT \u6709\u90a3\u4e48\u7d27\u5bc6\u7684\u5173\u7cfb\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
Java \u865a\u62df\u673a(JVM): \u4f7f\u7528 Java \u7f16\u7a0b\u8bed\u8a00\u7684\u4e3b\u8981\u4f18\u52bf\u5c31\u662f\u5e73\u53f0\u7684\u72ec\u7acb\u6027\u3002\u4f60\u66fe\u7ecf\u60f3\u77e5\u9053\u8fc7 Java \u600e […]<\/p>\n","protected":false},"author":8,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[99],"tags":[],"class_list":["post-9340","post","type-post","status-publish","format-standard","hentry","category-javabase"],"_links":{"self":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/9340","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\/8"}],"replies":[{"embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/comments?post=9340"}],"version-history":[{"count":1,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/9340\/revisions"}],"predecessor-version":[{"id":9341,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/9340\/revisions\/9341"}],"wp:attachment":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/media?parent=9340"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/categories?post=9340"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/tags?post=9340"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}