{"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":"%e7%b3%bb%e7%b5%b1%e5%8f%96%e5%be%97%e5%b1%ac%e6%80%a7%e5%88%97%e8%a1%a8","status":"publish","type":"post","link":"https:\/\/chat-messenger.com\/zh_tw\/blog\/java\/system-getproperties-list","title":{"rendered":"\u4ee5\u6613\u65bc\u95b1\u8b80\u7684\u683c\u5f0f\u8f38\u51fa Java \u7cfb\u7d71\u5c6c\u6027\u3002"},"content":{"rendered":"<h2 class=\"common_title\"><a name=\"0\">Java <strong>\u7cfb\u7d71\u5c6c\u6027<\/strong>\u6309\u5b57\u6bcd\u9806\u5e8f\u8f38\u51fa <strong>System.getProperties()<\/strong><\/a><\/h2>\n<p>\n<strong>Java<\/strong>\u3067<strong>\u7cfb\u7d71\u5c6c\u6027<\/strong>\u6b64\u7bc4\u4f8b\u7a0b\u5f0f\u6309\u5b57\u6bcd\u9806\u5e8f\u8f38\u51fa\u6a94\u6848\u7684\u9375\u548c\u503c\uff0c\u4ee5\u4fbf\u65bc\u67e5\u770b\u3002<br>\n\u8cc7\u6599\u9996\u5148\u5132\u5b58\u5728 TreeMap \u4e2d\uff0c\u7136\u5f8c\u6309\u5b57\u6bcd\u9806\u5e8f\u6392\u5e8f\uff0c\u6700\u5f8c\u8f38\u51fa\u3002\n<\/p>\n<p>\u4ee5\u4e0b\u65b9\u6cd5\u96d6\u7136\u88ab\u666e\u904d\u63a8\u85a6\uff0c\u4f46\u6578\u503c\u6703\u88ab\u622a\u65b7\uff0c\u800c\u4e14\u6c92\u6709\u6309\u5b57\u6bcd\u9806\u5e8f\u6392\u5217\uff0c\u56e0\u6b64\u5f88\u96e3\u95b1\u8b80\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\u5c6c\u6027 -- java.runtime.name=Java(TM) 2 \u904b\u884c\u6642\u74b0\u5883\uff0c\u6a19\u6e96... sun.boot.library.path=C:\\develop\\Java\\jdk1.5.0_08\\jre\\bin java.vm.version=1.5.0_08-b03 Sunjavasun.cvenoven.vm.5.comn.5.0_08-b03 path.separator=; java.vm.name=Java HotSpot(TM) Client VM file.encoding.pkg=sun.io user.country=JP sun.os.patch.level=Service Pack 2 java.vm.specification.name=Java Virtual Machine Specification user.dir=Ctime.g. java.awt.graphicsenv=sun.awt.Win32GraphicsEnvironment java.endorsed.dirs=C:\\develop\\Java\\jdk1.5.0_08\\jre\\lib\\e... os.arch=x86 java.io.tmpdir=C:\\DOCDOCLOP1\\***\\***n; java.vm\u3002 sun.management.compiler=HotSpot Client Compiler os.version=5.1 user.home=C:\\Documents and Settings\\**** user.timezone= java.awt.printerjob=sun.awt.windows.WPrinterJob file.encoding=MS932 .spec.awt.windows.WPrinterJob file.encoding=MS932. java.class.path=C:\\apps\\0-app\\bin;C:\\apps\\0-app\\jre1.... java.vm.specification.version=1.0 sun.arch.data.model=32 java.home=C:\\develop\\Java\\jdk1.5.0_08user.re.home=C:\\develop\\Java\\jdk1.5.0_08useration. awt.toolkit=sun.awt.windows.WToolkit java.vm.info=\u6df7\u5408\u6a21\u5f0f\uff0c\u5171\u7528 java.version=1.5.0_08 java.ext.dirs=C:\\develop\\Java\\k1.5.0_08\\jre\\lib\\ext sun.bootop\\Java\\jdk1.5.0_08\\jre\\lib\\ext sun.boot.class.vel java.vendor=Sun Microsystems Inc. file.separator=\\ java.vendor.url.bug=http:\/\/java.sun.com\/cgi-bin\/bugreport... sun.cpu.endian=little sun.io.unicode.encoding=UnicodeLittle sun.desktop=windows sun.cpu.cmmmium+promium list*.\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\">\u7bc4\u4f8b\u7a0b\u5f0f<\/a><\/h2>\n<pre class=\"sample_src\">\/**\n * \u30b7\u30b9\u30c6\u30e0\u30d7\u30ed\u30d1\u30c6\u30a3\u306e\u30ad\u30fc\u3068\u5024\u3092\u30a2\u30eb\u30d5\u30a1\u30d9\u30c3\u30c8\u9806\u306b\u51fa\u529b\u3057\u307e\u3059\u3002\n *\/\npublic static void outputSystemProperties() {\n    Properties p = System.getProperties();\n    TreeMap map = new TreeMap();\n    map.putAll(p);\n    Iterator itr = map.keySet().iterator();\n    while (itr.hasNext()) {\n        String key = (String)itr.next();\n        String value = (String)map.get(key);\n        System.out.println(key + \"=\" + value);\n    }\n}\n<\/pre>\n\n<h2 class=\"common_title\"><a name=\"2\">\u57f7\u884c\u7d50\u679c<\/a><\/h2>\n<p>\u25c6\u7bc4\u4f8b<\/p>\n<pre class=\"sample_src\">public static void main(String[] args) { outputSystemProperties(); }\n<\/pre>\n<p>\u25c6\u8f38\u51fa\u7d50\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=.awt. 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:\\develjdk1.5.0_08\\jre\\lib\\ext java.home=C:\\develjdk1.5.0_08\\jre\\lib\\ext java.home=C:\\develjdk1.5.0_08\\jre\\lib\\ext java.home=C:\\developop1.5.01.5. 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\\Java\\jd S;C:\\WINDOWS\\System32\\Wbem;C:\\ProgramFilesDevelop\\TOOLS\\ant-1.6.1\\bin;C:\\develop\\eclipse32\\extensions\\tptp-4.2.0\\agent-controller\\\\bin;C:\\Program Files\\QuickTime\\QTSystem\\ java.runtime.name=Java(TM) 2 Runtime Environment, Standard Edition java.runtime.version=1.5.0_08-b03 java.specification.name=Java \u670d\u52d9\u8868=java.specification.vendor=Sun Microsystems Inc. 1.5. 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\u7528 java.vm.name=5 Inc. java.vm\u3002 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\\k1.5.0_0k1.5.0_08 p\\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.\\develop\\Java\\jdk1.5.0_08\\jre\\lib\\charsets.jarm sun.boot.library.path=C:\\develop\\Java\\jdk1.5.0_08\\jre\\bin sun.cpu.endian=little sun.cpu.isalist=pentium_pro+mmx pentium_pro pentium+mmx pentium i486 i386 i486 i386 i486 i386 i486 i386 i486 i386 i0dows. sun.jnu.encoding=MS932 sun.management.compiler=HotSpot Client Compiler sun.os.patch.level=Service Pack 2 user.country=JP user.dir=C:\\apps\\0-app user.home=C:\\Documents and Settusergu timey.\n<\/pre>\n<p>\u6240\u6709\u8cc7\u8a0a\u5747\u4ee5\u5b57\u6bcd\u9806\u5e8f\u986f\u793a\u3002<br>\n\u7279\u5225\u662f\uff0c\u5982\u679c\u50cf java.class.path \u548c java.library.path \u4e4b\u985e\u7684\u6771\u897f\u6c92\u6709\u5168\u90e8\u986f\u793a\u51fa\u4f86\uff0c\u90a3\u9ebc\u89e3\u6c7a\u554f\u984c\u5c31\u9700\u8981\u5f88\u9577\u6642\u9593\u3002<\/p>\n<div class=\"point\">\njava.class.path=C:\\apps\\0-app\\bin;C:\\apps\\0-app\\jre1\u2026.<br>\n\u2193<br>\njava.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\n<\/div>\n\n\n<h2 class=\"wp-block-heading\">\u6982\u62ec<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u672c\u6587\u4ecb\u7d39\u5982\u4f55\u4ee5\u5b57\u6bcd\u9806\u5e8f\u7d44\u7e54\u548c\u8f38\u51fa Java \u7cfb\u7d71\u5c6c\u6027\uff0c\u4ee5\u4fbf\u65bc\u67e5\u770b\u3002\u901a\u5e38\u7684\u8f38\u51fa\u65b9\u6cd5\u96e3\u4ee5\u95b1\u8b80\uff0c\u56e0\u70ba\u8cc7\u8a0a\u6703\u88ab\u622a\u65b7\u6216\u9806\u5e8f\u6253\u4e82\u3002<code>\u6a39\u72c0\u5716<\/code>\u900f\u904e\u9019\u7a2e\u65b9\u6cd5\u5c0d\u5c6c\u6027\u9032\u884c\u6392\u5e8f\u548c\u8f38\u51fa\uff0c\u53ef\u4ee5\u66f4\u8f15\u9b06\u5730\u7406\u89e3\u5c6c\u6027\u503c\u3002\u6587\u4e2d\u63d0\u4f9b\u4e86\u4e00\u500b\u5177\u9ad4\u7684\u7bc4\u4f8b\u7a0b\u5e8f\uff0c\u70ba Java \u7a0b\u5f0f\u8a2d\u8a08\u5e2b\u63d0\u4f9b\u4e86\u4e00\u7a2e\u9ad8\u6548\u6aa2\u67e5\u7cfb\u7d71\u5c6c\u6027\u7684\u65b9\u6cd5\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5c0d\u65bc\u638c\u63e1Java\u7a0b\u5f0f\u8a2d\u8a08\u6280\u80fd\u7684\u4eba\u4f86\u8aaa\uff0c\u81ea\u7531\u5de5\u4f5c\u5c08\u6848\u662f\u7d55\u4f73\u7684\u9078\u64c7\u3002\u9019\u662f\u56e0\u70baJava\u5ee3\u6cdb\u61c9\u7528\u65bc\u6838\u5fc3\u696d\u52d9\u7cfb\u7d71\u548cWeb\u61c9\u7528\u7a0b\u5f0f\u7684\u958b\u767c\uff0c\u56e0\u6b64\u5e02\u5834\u9700\u6c42\u91cf\u5f88\u5927\u3002\u900f\u904e\u5f9e\u4e8bJava\u81ea\u7531\u8077\u696d\uff0c\u60a8\u4e0d\u50c5\u53ef\u4ee5\u589e\u52a0\u6536\u5165\uff0c\u9084\u53ef\u4ee5\u63d0\u965e\u6280\u80fd\u4e26\u638c\u63e1\u65b0\u6280\u8853\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\">\u591a\u5143\u5316\u7684\u81ea\u7531\u696d\u5a92\u9ad4\u2026<\/span>\n\t\t\t\t\t<div class=\"p-blogCard__thumb c-postThumb\"><figure class=\"c-postThumb__figure\"><img decoding=\"async\" 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\">\u5373\u4f7f\u6c92\u6709\u7d93\u9a57\uff0c\u4f60\u4e5f\u53ef\u4ee5\u900f\u904e\u7a0b\u5f0f\u526f\u696d\u8cfa\u9322\u55ce\uff1f\u672c\u6587\u5c07\u4ecb\u7d39\u5982\u4f55\u5165\u9580\u3001\u5de5\u4f5c\u5167\u5bb9\u4ee5\u53ca\u9069\u5408\u521d\u5b78\u8005\u7684\u5c08\u6848\u3002<\/a>\n\t\t\t\t\t\t<span class=\"p-blogCard__excerpt\">\u672c\u6587\u5c07\u4ecb\u7d39\u900f\u904e\u7a0b\u5f0f\u8a2d\u8a08\u526f\u696d\u8cfa\u9322\u7684\u6b65\u9a5f\u548c\u9078\u64c7\u6d41\u7a0b\u3002\u5f9e\u6280\u80fd\u8a55\u4f30\u3001\u78ba\u5b9a\u5de5\u4f5c\u689d\u4ef6\u5230\u5229\u7528\u4ee3\u7406\uff0c\u6211\u5011\u6db5\u84cb\u6240\u6709\u5167\u5bb9\u2026<\/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>Java \u30b7\u30b9\u30c6\u30e0\u30d7\u30ed\u30d1\u30c6\u30a3\u3092\u30a2\u30eb\u30d5\u30a1\u30d9\u30c3\u30c8\u9806\u306b\u51fa\u529b System.getProperties() Java\u3067 [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"swell_btn_cv_data":"","footnotes":""},"categories":[19],"tags":[],"class_list":["post-990","post","type-post","status-publish","format-standard","hentry","category-java"],"_links":{"self":[{"href":"https:\/\/chat-messenger.com\/zh_tw\/wp-json\/wp\/v2\/posts\/990","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/chat-messenger.com\/zh_tw\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/chat-messenger.com\/zh_tw\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/chat-messenger.com\/zh_tw\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/chat-messenger.com\/zh_tw\/wp-json\/wp\/v2\/comments?post=990"}],"version-history":[{"count":5,"href":"https:\/\/chat-messenger.com\/zh_tw\/wp-json\/wp\/v2\/posts\/990\/revisions"}],"predecessor-version":[{"id":11098,"href":"https:\/\/chat-messenger.com\/zh_tw\/wp-json\/wp\/v2\/posts\/990\/revisions\/11098"}],"wp:attachment":[{"href":"https:\/\/chat-messenger.com\/zh_tw\/wp-json\/wp\/v2\/media?parent=990"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/chat-messenger.com\/zh_tw\/wp-json\/wp\/v2\/categories?post=990"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/chat-messenger.com\/zh_tw\/wp-json\/wp\/v2\/tags?post=990"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}