{"id":990,"date":"2018-09-17T19:05:32","date_gmt":"2018-09-17T10:05:32","guid":{"rendered":"https:\/\/chat-messenger.com\/?p=990"},"modified":"2024-07-04T15:05:01","modified_gmt":"2024-07-04T06:05:01","slug":"system-getproperties-list","status":"publish","type":"post","link":"http:\/\/chat-messenger.com\/zh\/\u535a\u5ba2\/java\/\u7cfb\u7edf\u83b7\u53d6\u5c5e\u6027\u5217\u8868","title":{"rendered":"\u4fbf\u4e8e\u67e5\u770b\u7684 Java \u7cfb\u7edf\u5c5e\u6027\u8f93\u51fa"},"content":{"rendered":"<h2 class=\"common_title\"><a name=\"0\">Java <strong>\u7cfb\u7edf\u5c5e\u6027<\/strong>\u6309\u5b57\u6bcd\u987a\u5e8f\u8f93\u51fa\u3002 <strong>System.getProperties().<\/strong><\/a><\/h2>\n<p>\n<strong>Java<\/strong>\u5728<strong>\u7cfb\u7edf\u5c5e\u6027<\/strong>\u4e0b\u9762\u662f\u4e00\u4e2a\u6309\u5b57\u6bcd\u987a\u5e8f\u8f93\u51fa\u952e\u548c\u503c\u7684\u793a\u4f8b\u7a0b\u5e8f\uff0c\u683c\u5f0f\u7b80\u5355\u6613\u8bfb\u3002<br>\n\u5b58\u50a8\u5230 TreeMap \u4e2d\u540e\uff0c\u5728\u8f93\u51fa\u524d\u4f1a\u6309\u5b57\u6bcd\u987a\u5e8f\u6392\u5e8f\u3002\n<\/p>\n<p>\u4ee5\u4e0b\u65b9\u6cd5\u901a\u5e38\u90fd\u80fd\u5f88\u597d\u5730\u5448\u73b0\uff0c\u4f46\u7531\u4e8e\u6570\u503c\u4ece\u4e2d\u95f4\u65ad\u5f00\uff0c\u4e14\u672a\u6309\u5b57\u6bcd\u987a\u5e8f\u6392\u5217\uff0c\u56e0\u6b64\u9605\u8bfb\u8d77\u6765\u975e\u5e38\u56f0\u96be\u3002<\/p>\n<div class=\"point\">\n<strong>Properties props = System.getProperties();.<\/strong><br>\n<strong>props.list(System.out);.<\/strong>\n<\/div>\n<pre style=\"height:100px;overflow:scroll;\" class=\"console\">-- \u5217\u51fa\u5c5e\u6027 -- java.runtime.name=Java(TM) 2 \u8fd0\u884c\u65f6\u73af\u5883\uff0c\u6807\u51c6... sun.boot.library.path=C:\\develop\\Java\\jdk1.5.0_08\\jre\\bin java.vm .version=1.5.0_08-b03 java.vm.vendor=Sun Microsystems Inc. java.vendor.url=http:\/\/java.sun.com\/ path.separator=; java.vm.name=Java HotSpot(TM)\u5ba2\u6237\u7aef VM file.encoding.pkg=sun.io user.country=JP sun.os.patch.level=Service Pack 2 java.vm.specation.name=Java \u865a\u62df\u673a\u89c4\u8303 user.dir=C:\\apps\\0-\u5e94\u7528\u7a0b\u5e8f java.runtime.version=1.5.0_08-b03 java.awt.graphicsenv=sun.awt.Win32GraphicsEnvironment java.endorsed.dirs=C:\\develop\\Java\\jdk1.5.0_08\\jre\\lib\\e... \u64cd\u4f5c\u7cfb\u7edf.arch=x86 java.io.tmpdir=C:\\DOCUME~1\\***\\LOCALS~1\\Temp\\ line.separator= java.vm.specation.vendor=Sun Microsystems Inc. user.variant= os.name =Windows XP sun.jnu.encoding=MS932 java.library.path=C:\\develop\\Java\\jdk1.5.0_08\\bin;.;C:\\... java.specification.name=Java \u5e73\u53f0 API \u89c4\u8303 java.lang. class.version=49.0 sun.management.compiler=HotSpot \u5ba2\u6237\u7aef\u7f16\u8bd1\u5668 os.version=5.1 user.home=C:\\Documents and Settings\\**** user.timezone= java.awt.printerjob=sun.awt.windows\u3002 WPrinterJob file.encoding=MS932 java.specation.version=1.5 user.name=**** java.class.path=C:\\apps\\0-app\\bin;C:\\apps\\0-app\\jre1.. .. java.vm.specation.version=1.0 sun.arch.data.model=32 java.home=C:\\develop\\Java\\jdk1.5.0_08\\jre java.specation.vendor=Sun Microsystems Inc. user.language =ja awt.toolkit=sun.awt.windows.WToolkit java.vm.info=\u6df7\u5408\u6a21\u5f0f\uff0c\u5171\u4eabjava.version=1.5.0_08 java.ext.dirs=C:\\develop\\Java\\jdk1.5.0_08\\jre\\ lib\\ext sun.boot.class.path=C:\\develop\\Java\\jdk1.5.0_08\\jre\\lib\\r... java.vendor=Sun Microsystems Inc. file.separator=\\ java.vendor.url\u3002 bug=http:\/\/java.sun.com\/cgi-bin\/bugreport... sun.cpu.endian=little sun.io.unicode.encoding=UnicodeLittle sun.desktop=windows sun.cpu.isalist=pentium_pro+mmx pentium_pro \u5954\u817e+m...\n<\/pre>\n<p><script type=\"text\/javascript\" src=\"https:\/\/chat-messenger.com\/js\/common.js?dd12sssas2223\" charset=\"UTF-8\"><\/script><br>\n<script type=\"text\/javascript\"> writePR(); <\/script><\/p>\n<h2 class=\"common_title\"><a name=\"1\">\u793a\u4f8b\u7a0b\u5e8f<\/a><\/h2>\n<pre class=\"sample_src\">\/** * \u6309\u5b57\u6bcd\u987a\u5e8f\u6253\u5370\u7cfb\u7edf\u5c5e\u6027\u952e\u548c\u503c\u3002 *\/ public static void outputSystemProperties() { Properties p = System.getProperties(); Map = new TreeMap(); \u8fed\u4ee3\u5668 itr = map.keySet().iterator(); hasNext()) { String key = (String)itr.next(); String value = (String)map.get(key); System.out.println(key + &quot;=&quot; + value);\n<\/pre>\n\n<h2 class=\"common_title\"><a name=\"2\">\u6267\u884c\u7ed3\u679c<\/a><\/h2>\n<p>\u6267\u884c\u793a\u4f8b<\/p>\n<pre class=\"sample_src\">\u516c\u5171\u9759\u6001\u65e0\u6548\u4e3b\uff08\u5b57\u7b26\u4e32[] args\uff09{outputSystemProperties\uff08\uff09;\n<\/pre>\n<p>\u8f93\u51fa\u7ed3\u679c<\/p>\n<pre style=\"height:300px;overflow:scroll;overflow-x:scroll;overflow-y:scroll\" class=\"console\">awt.toolkit=sun.awt.windows.WToolkit file.encoding=MS932 file.encoding.pkg=sun.io file.separator=\\ java.awt.graphicsenv=sun.awt.Win32GraphicsEnvironment java.awt.printerjob=sun.awt .windows.WPrinterJob java.class.path=C:\\apps\\0-app\\bin;C:\\apps\\0-app\\jre1.6.0\\lib\\rt.jar;C:\\apps\\0-app\\sys \\lib\\bcprov-jdk14-123.jar java.class.version=49.0 java.endorsed.dirs=C:\\develop\\Java\\jdk1.5.0_08\\jre\\lib\\endorsed java.ext.dirs=C:\\develop \\Java\\jdk1.5.0_08\\jre\\lib\\ext java.home=C:\\develop\\Java\\jdk1.5.0_08\\jre java.io.tmpdir=C:\\DOCUME~1\\***\\LOCALS~1 \\Temp\\ java.library.path=C:\\develop\\Java\\jdk1.5.0_08\\bin;.;C:\\WINDOWS\\system32;C:\\WINDOWS;C:\\develop\\Java\\jdk1.5.0_08\\bin ;C:\\WINDOWS\\system32;C:\\WINDOWS;C:\\WINDOWS\\System32\\Wbem;C:\\ProgramFilesDevelop\\TOOLS\\ant-1.6.1\\bin;C:\\develop\\eclipse32\\extensions\\tptp-4.2\u3002 0\\agent-controller\\\\bin;C:\\Program Files\\QuickTime\\QTSystem\\ java.runtime.name=Java(TM) 2 \u8fd0\u884c\u65f6\u73af\u5883\uff0c\u6807\u51c6\u7248 java.runtime.version=1.5.0_08-b03 java.specation\u3002 name=Java \u5e73\u53f0 API \u89c4\u8303 java.specation.vendor=Sun Microsystems Inc. java.specation.version=1.5 java.vendor=Sun Microsystems Inc. java.vendor.url=http:\/\/java.sun.com\/ java.vendor .url.bug=http:\/\/java.sun.com\/cgi-bin\/bugreport.cgi java.version=1.5.0_08 java.vm.info=\u6df7\u5408\u6a21\u5f0f\uff0c\u5171\u4eab java.vm.name=Java HotSpot(TM)\u5ba2\u6237\u7aef VM java.vm.specation.name=Java \u865a\u62df\u673a\u89c4\u8303 java.vm.specation.vendor=Sun Microsystems Inc. java.vm.specation.version=1.0 java.vm.vendor=Sun Microsystems Inc. java.vm.version =1.5.0_08-b03 line.separator= os.arch=x86 os.name=Windows XP os.version=5.1 path.separator=; sun.arch.data.model=32 sun.boot.class.path=C: \\develop\\Java\\jdk1.5.0_08\\jre\\lib\\rt.jar;C:\\develop\\Java\\jdk1.5.0_08\\jre\\lib\\i18n.jar;C:\\develop\\Java\\jdk1.5.0_08\\ jre\\lib\\sunrsasign.jar;C:\\develop\\Java\\jdk1.5.0_08\\jre\\lib\\jsse.jar;C:\\develop\\Java\\jdk1.5.0_08\\jre\\lib\\jce.jar;C: \\develop\\Java\\jdk1.5.0_08\\jre\\lib\\charsets.jar;C:\\develop\\Java\\jdk1.5.0_08\\jre\\classes sun.boot.library.path=C:\\develop\\Java\\jdk1. 5.0_08\\jre\\bin sun.cpu.endian=\u5c0fsun.cpu.isalist=pentium_pro+mmx pentium_pro pentium+mmx \u5954\u817ei486 i386 i86 sun.desktop=windows sun.io.unicode.encoding=UnicodeLittle sun.jnu.encoding= MS932 sun.management.compiler=HotSpot \u5ba2\u6237\u7aef\u7f16\u8bd1\u5668 sun.os.patch.level=Service Pack 2 user.country=JP user.dir=C:\\apps\\0-app user.home=C:\\Documents and Settings\\* ** user.language=ja user.name=*** user.timezone= user.variant=\n<\/pre>\n<p>\u6211\u770b\u5230\u6240\u6709\u4fe1\u606f\u90fd\u662f\u6309\u5b57\u6bcd\u987a\u5e8f\u6392\u5217\u7684\u3002<br>\n\u7279\u522b\u662f java.class.path\u3001java.library.path \u7b49\uff0c\u56e0\u4e3a\u5982\u679c\u5b83\u4eec\u6ca1\u6709\u5168\u90e8\u663e\u793a\u51fa\u6765\uff0c\u89e3\u51b3\u95ee\u9898\u5c06\u9700\u8981\u5f88\u957f\u65f6\u95f4\u3002<\/p>\n<div class=\"point\">\njava.class.path=C:\\apps\\0-app\\bin;C:\\apps\\0-app\\jre1....<br>\n\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u2193 \u7bad\u5934\uff08\u6807\u8bb0\u6216\u7b26\u53f7\uff09<br>\njava.class.path=C:\\apps\\0-app\\bin;C:\\apps\\0-app\\jre1.6.0\\lib\\rt.jar;C:\\apps\\0-appsys\\lib\\bcprov-jdk14-123.jar\n<\/div>\n\n\n<h2>\u6458\u8981<\/h2>\n\n\n\n<p>\u672c\u6587\u4ecb\u7ecd\u5982\u4f55\u6309\u5b57\u6bcd\u987a\u5e8f\u7ec4\u7ec7 Java \u7cfb\u7edf\u5c5e\u6027\u4ee5\u4f7f\u5b83\u4eec\u66f4\u6613\u4e8e\u9605\u8bfb\u3002\u4f7f\u7528\u666e\u901a\u7684\u5c5e\u6027\u8f93\u51fa\u65b9\u6cd5\uff0c\u4fe1\u606f\u4f1a\u88ab\u5207\u65ad\u6216\u4e71\u5e8f\u663e\u793a\uff0c\u5bfc\u81f4\u96be\u4ee5\u67e5\u770b\u3002<code>\u6811\u5f62\u56fe<\/code>\u901a\u8fc7\u4f7f\u7528 \u6392\u5e8f\u5e76\u8f93\u51fa\u5c5e\u6027\uff0c\u53d8\u5f97\u66f4\u5bb9\u6613\u7406\u89e3\u3002\u4ecb\u7ecd\u4e86\u5177\u4f53\u7684\u793a\u4f8b\u7a0b\u5e8f\uff0c\u4e3aJava\u7a0b\u5e8f\u5458\u63d0\u4f9b\u4e86\u4e00\u79cd\u6709\u6548\u7684\u65b9\u6cd5\u6765\u68c0\u67e5\u7cfb\u7edf\u5c5e\u6027\u3002<\/p>\n\n\n\n<p>\u5f3a\u70c8\u5efa\u8bae\u90a3\u4e9b\u5177\u5907 Java \u7a0b\u5e8f\u5458\u6280\u80fd\u7684\u4eba\u4ece\u4e8b\u526f\u4e1a\u3002\u8fd9\u662f\u56e0\u4e3aJava\u5e7f\u6cdb\u5e94\u7528\u4e8e\u6838\u5fc3\u4f01\u4e1a\u7cfb\u7edf\u548cWeb\u5e94\u7528\u7a0b\u5e8f\u7684\u5f00\u53d1\uff0c\u5e76\u4e14\u9700\u6c42\u91cf\u5f88\u5927\u3002\u901a\u8fc7\u4f7f\u7528Java\u4f5c\u4e3a\u526f\u4e1a\uff0c\u4f60\u4e0d\u4ec5\u53ef\u4ee5\u589e\u52a0\u6536\u5165\uff0c\u8fd8\u53ef\u4ee5\u63d0\u9ad8\u4f60\u7684\u6280\u80fd\u5e76\u5b66\u4e60\u65b0\u6280\u672f\u3002<\/p>\n\n\n<div class=\"swell-block-postLink\">\t\t\t<div class=\"p-blogCard -external\" data-type=\"type3\" data-onclick=\"clickLink\">\n\t\t\t\t<div class=\"p-blogCard__inner\">\n\t\t\t\t\t<span class=\"p-blogCard__caption\">Indieverse \u81ea\u7531\u5a92\u4f53\u2026\u2026<\/span>\n\t\t\t\t\t<div class=\"p-blogCard__thumb c-postThumb\"><figure class=\"c-postThumb__figure\"><img src=\"https:\/\/freelance.indieverse.co.jp\/media\/wp-content\/uploads\/2020\/08\/wes-hicks-4-EeTnaC1S4-unsplash-scaled.jpg\" alt=\"\" class=\"c-postThumb__img u-obf-cover\" width=\"320\" height=\"180\"><\/figure><\/div>\t\t\t\t\t<div class=\"p-blogCard__body\">\n\t\t\t\t\t\t<a class=\"p-blogCard__title\" href=\"https:\/\/dividable.net\/sidework\/how-to-earn-money-by-programming-sidework\" target=\"_blank\" rel=\"noopener noreferrer\">\u901a\u8fc7\u7f16\u7a0b\u526f\u4e1a\u548c 5 \u4e2a\u526f\u4e1a\u7f51\u7ad9\u8d5a\u94b1\u7684\u6b65\u9aa4 [\u9644\u6848\u4f8b]<\/a>\n\t\t\t\t\t\t<span class=\"p-blogCard__excerpt\">\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u526f\u696d\u3067\u7a3c\u3050\u624b\u9806\u3068\u9078\u3073\u65b9\u3092\u89e3\u8aac\u3002\u30b9\u30ad\u30eb\u68da\u5378\u3057\u304b\u3089\u7a3c\u50cd\u6761\u4ef6\u6574\u7406\u3001\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8\u6d3b\u7528\u307e\u3067\u3001&#8230;<\/span>\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t<\/div>\n\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>\u6309\u5b57\u6bcd\u987a\u5e8f\u6253\u5370 Java \u7cfb\u7edf\u5c5e\u6027 Java \u4e2d\u7684 System.getProperties() [...]<\/p>","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"swell_btn_cv_data":""},"categories":[19],"tags":[],"_links":{"self":[{"href":"http:\/\/chat-messenger.com\/zh\/wp-json\/wp\/v2\/posts\/990"}],"collection":[{"href":"http:\/\/chat-messenger.com\/zh\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/chat-messenger.com\/zh\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/chat-messenger.com\/zh\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"http:\/\/chat-messenger.com\/zh\/wp-json\/wp\/v2\/comments?post=990"}],"version-history":[{"count":5,"href":"http:\/\/chat-messenger.com\/zh\/wp-json\/wp\/v2\/posts\/990\/revisions"}],"predecessor-version":[{"id":11098,"href":"http:\/\/chat-messenger.com\/zh\/wp-json\/wp\/v2\/posts\/990\/revisions\/11098"}],"wp:attachment":[{"href":"http:\/\/chat-messenger.com\/zh\/wp-json\/wp\/v2\/media?parent=990"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/chat-messenger.com\/zh\/wp-json\/wp\/v2\/categories?post=990"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/chat-messenger.com\/zh\/wp-json\/wp\/v2\/tags?post=990"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}