System.getProperties();

最新推荐文章于 2025-08-23 19:36:46 发布

zjweii

最新推荐文章于 2025-08-23 19:36:46 发布

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文章标签： sun java properties iterator string service

本文链接：https://blog.youkuaiyun.com/zjweii/article/details/6398598

本文展示了如何通过Java代码打印出当前运行环境的所有系统属性，包括Java版本、操作系统名称、文件编码等关键信息。此外，还列出了项目的类路径(classpath)，包含了各种依赖库。

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Properties prop = System.getProperties(); Iterator it =prop.keySet().iterator(); while(it.hasNext()){ String key= (String) it.next(); System.out.println(key+" -- "+ prop.getProperty(key)); }

java.runtime.name -- Java(TM) 2 Runtime Environment, Standard Edition
sun.boot.library.path -- D:/Apps/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) Client VM
file.encoding.pkg -- sun.io
user.country -- CN
sun.os.patch.level -- Service Pack 1
java.vm.specification.name -- Java Virtual Machine Specification
user.dir -- D:/Java/myEclipseWorkspace/JSpider
java.runtime.version -- 1.5.0_08-b03
java.awt.graphicsenv -- sun.awt.Win32GraphicsEnvironment
java.endorsed.dirs -- D:/Apps/jdk1.5.0_08/jre/lib/endorsed
os.arch -- x86
java.io.tmpdir -- C:/Users/Gene/AppData/Local/Temp/
line.separator --

java.vm.specification.vendor -- Sun Microsystems Inc.
user.variant --
os.name -- Windows NT (unknown)
sun.jnu.encoding -- GBK
java.library.path -- D:/Apps/jdk1.5.0_08/bin;.;C:/Windows/system32;C:/Windows;D:/Genuitec/Common/binary/com.sun.java.jdk.win32.x86_1.6.0.013/jre/bin/client;D:/Genuitec/Common/binary/com.sun.java.jdk.win32.x86_1.6.0.013/jre/bin;D:/Apps/jdk1.5.0_08/bin;d:/Apps/Oracle/product/10.1.0/Client_1/bin;C:/Windows/system32;C:/Windows;C:/Windows/System32/Wbem;C:/Windows/System32/WindowsPowerShell/v1.0/;C:/Program Files (x86)/ATI Technologies/ATI.ACE/Core-Static;C:/Program Files/MySQL/MySQL Server 5.1/bin;
java.specification.name -- Java Platform API Specification
java.class.version -- 49.0
sun.management.compiler -- HotSpot Client Compiler
os.version -- 6.1
user.home -- C:/Users/Gene
user.timezone --
java.awt.printerjob -- sun.awt.windows.WPrinterJob
file.encoding -- UTF-8
java.specification.version -- 1.5
java.class.path -- D:/Java/myEclipseWorkspace/JSpider/bin;D:/Java/myEclipseWorkspace/JSpider/lib/chardet-1.0.jar;D:/Java/myEclipseWorkspace/JSpider/lib/commonfunc-1.1.3.jar;D:/Java/myEclipseWorkspace/JSpider/lib/commons-codec-1.4.jar;D:/Java/myEclipseWorkspace/JSpider/lib/commons-logging-1.1.1.jar;D:/Java/myEclipseWorkspace/JSpider/lib/cpdetector_1.0.8.jar;D:/Java/myEclipseWorkspace/JSpider/lib/dom4j-1.6.1.jar;D:/Java/myEclipseWorkspace/JSpider/lib/htmllexer.jar;D:/Java/myEclipseWorkspace/JSpider/lib/htmlparser.jar;D:/Java/myEclipseWorkspace/JSpider/lib/filterbuilder.jar;D:/Java/myEclipseWorkspace/JSpider/lib/guava-r07.jar;D:/Java/myEclipseWorkspace/JSpider/lib/httpclient-4.1.jar;D:/Java/myEclipseWorkspace/JSpider/lib/httpclient-cache-4.1.jar;D:/Java/myEclipseWorkspace/JSpider/lib/httpcore-4.1.jar;D:/Java/myEclipseWorkspace/JSpider/lib/httpmime-4.1.jar;D:/Java/myEclipseWorkspace/JSpider/lib/jaxen-1.1.3.jar;D:/Java/myEclipseWorkspace/JSpider/lib/log4j-1.2.16.jar;D:/Java/myEclipseWorkspace/JSpider/lib/mina-core-2.0.2.jar;D:/Java/myEclipseWorkspace/JSpider/lib/org.springframework.asm-3.0.5.RELEASE.jar;D:/Java/myEclipseWorkspace/JSpider/lib/org.springframework.beans-3.0.5.RELEASE.jar;D:/Java/myEclipseWorkspace/JSpider/lib/org.springframework.context-3.0.5.RELEASE.jar;D:/Java/myEclipseWorkspace/JSpider/lib/org.springframework.core-3.0.5.RELEASE.jar;D:/Java/myEclipseWorkspace/JSpider/lib/org.springframework.expression-3.0.5.RELEASE.jar;D:/Java/myEclipseWorkspace/JSpider/lib/org.springframework.jdbc-3.0.5.RELEASE.jar;D:/Java/myEclipseWorkspace/JSpider/lib/org.springframework.transaction-3.0.5.RELEASE.jar;D:/Java/myEclipseWorkspace/JSpider/lib/sitecapturer.jar;D:/Java/myEclipseWorkspace/JSpider/lib/slf4j-api-1.5.8.jar;D:/Java/myEclipseWorkspace/JSpider/lib/slf4j-log4j12-1.5.8.jar;D:/Java/myEclipseWorkspace/JSpider/lib/thumbelina.jar;D:/Java/myEclipseWorkspace/JSpider/lib/org.springframework.orm-3.0.5.RELEASE.jar;D:/Java/myEclipseWorkspace/JSpider/lib/hibernate3.jar;D:/Java/myEclipseWorkspace/JSpider/lib/antlr-2.7.6.jar;D:/Java/myEclipseWorkspace/JSpider/lib/cglib-2.2.jar;D:/Java/myEclipseWorkspace/JSpider/lib/commons-collections-3.1.jar;D:/Java/myEclipseWorkspace/JSpider/lib/javassist-3.12.0.GA.jar;D:/Java/myEclipseWorkspace/JSpider/lib/jta-1.1.jar;D:/Java/myEclipseWorkspace/JSpider/lib/hibernate-jpa-2.0-api-1.0.0.Final.jar;D:/Java/myEclipseWorkspace/JSpider/lib/bonecp-0.6.7-jdk5.jar;D:/Java/myEclipseWorkspace/JSpider/lib/nekohtml.jar;D:/Java/myEclipseWorkspace/JSpider/lib/xercesImpl-2.8.1.jar;D:/Java/myEclipseWorkspace/JSpider/lib/xml-apis-1.3.03.jar;D:/Java/myEclipseWorkspace/JSpider/lib/ojdbc14.jar
user.name -- Gene
java.vm.specification.version -- 1.0
java.home -- D:/Apps/jdk1.5.0_08/jre
sun.arch.data.model -- 32
user.language -- zh
java.specification.vendor -- Sun Microsystems Inc.
awt.toolkit -- sun.awt.windows.WToolkit
java.vm.info -- mixed mode, sharing
java.version -- 1.5.0_08
java.ext.dirs -- D:/Apps/jdk1.5.0_08/jre/lib/ext
sun.boot.class.path -- D:/Apps/jdk1.5.0_08/jre/lib/rt.jar;D:/Apps/jdk1.5.0_08/jre/lib/i18n.jar;D:/Apps/jdk1.5.0_08/jre/lib/sunrsasign.jar;D:/Apps/jdk1.5.0_08/jre/lib/jsse.jar;D:/Apps/jdk1.5.0_08/jre/lib/jce.jar;D:/Apps/jdk1.5.0_08/jre/lib/charsets.jar;D:/Apps/jdk1.5.0_08/jre/classes
java.vendor -- Sun Microsystems Inc.
file.separator -- /
java.vendor.url.bug -- http://java.sun.com/cgi-bin/bugreport.cgi
sun.io.unicode.encoding -- UnicodeLittle
sun.cpu.endian -- little
sun.desktop -- windows
sun.cpu.isalist -- pentium_pro+mmx pentium_pro pentium+mmx pentium i486 i386 i86
D:/Java/myEclipseWorkspace/JSpider/bin