jvm运行时环境属性一览

1         Properties properties = System.getProperties();
2         Enumeration names = properties.propertyNames();
3         String propertyName;
4         while (names.hasMoreElements()) {
5             propertyName = (String) names.nextElement();
6             System.out.print(propertyName + ":");
7             System.out.println(properties.getProperty(propertyName));
8         }

 1 java.runtime.name:Java(TM) SE Runtime Environment
 2 sun.boot.library.path:E:\MyEclipse\JDK\1.8\jre\bin
 3 java.vm.version:25.101-b13
 4 java.vm.vendor:Oracle Corporation
 5 java.vendor.url:http://java.oracle.com/
 6 path.separator:;
 7 java.vm.name:Java HotSpot(TM) 64-Bit Server VM
 8 file.encoding.pkg:sun.io
 9 idea.launcher.port:7535
10 user.script:
11 user.country:CN
12 sun.java.launcher:SUN_STANDARD
13 sun.os.patch.level:Service Pack 1
14 java.vm.specification.name:Java Virtual Machine Specification
15 user.dir:E:\MyEclipse\workspace\ScriptEngine
16 java.runtime.version:1.8.0_101-b13
17 java.awt.graphicsenv:sun.awt.Win32GraphicsEnvironment
18 java.endorsed.dirs:E:\MyEclipse\JDK\1.8\jre\lib\endorsed
19 os.arch:amd64
20 java.io.tmpdir:C:\Users\ADMINI~1\AppData\Local\Temp\
21 line.separator:
22 
23 java.vm.specification.vendor:Oracle Corporation
24 user.variant:
25 os.name:Windows 7
26 sun.jnu.encoding:GBK
27 java.library.path:E:\MyEclipse\JDK\1.8\bin;C:\Windows\Sun\Java\bin;C:\Windows\system32;C:\Windows;E:\Tools\jruby-9.1.2.0\bin;E:\MyEclipse\JDK\1.8\bin;C:\ProgramData\Oracle\Java\javapath;E:\Tools\jruby-9.1.2.0\bin;E:\Tools\Python3.6\Scripts\;E:\Tools\Python3.6\;.
28 java.specification.name:Java Platform API Specification
29 java.class.version:52.0
30 sun.management.compiler:HotSpot 64-Bit Tiered Compilers
31 os.version:6.1
32 user.home:C:\Users\Administrator
33 user.timezone:
34 java.awt.printerjob:sun.awt.windows.WPrinterJob
35 java.specification.version:1.8
36 file.encoding:UTF-8
37 idea.launcher.bin.path:E:\IntelliJ IDEA 2016.2.2\bin
38 user.name:Administrator
39 java.class.path:E:\MyEclipse\workspace\ScriptEngine\bin;E:\Tools\jpython\jython.jar;E:\MyEclipse\JDK\1.8\jre\lib\charsets.jar;E:\MyEclipse\JDK\1.8\jre\lib\deploy.jar;E:\MyEclipse\JDK\1.8\jre\lib\ext\access-bridge-64.jar;E:\MyEclipse\JDK\1.8\jre\lib\ext\cldrdata.jar;E:\MyEclipse\JDK\1.8\jre\lib\ext\dnsns.jar;E:\MyEclipse\JDK\1.8\jre\lib\ext\jaccess.jar;E:\MyEclipse\JDK\1.8\jre\lib\ext\jfxrt.jar;E:\MyEclipse\JDK\1.8\jre\lib\ext\localedata.jar;E:\MyEclipse\JDK\1.8\jre\lib\ext\nashorn.jar;E:\MyEclipse\JDK\1.8\jre\lib\ext\sunec.jar;E:\MyEclipse\JDK\1.8\jre\lib\ext\sunjce_provider.jar;E:\MyEclipse\JDK\1.8\jre\lib\ext\sunmscapi.jar;E:\MyEclipse\JDK\1.8\jre\lib\ext\sunpkcs11.jar;E:\MyEclipse\JDK\1.8\jre\lib\ext\zipfs.jar;E:\MyEclipse\JDK\1.8\jre\lib\javaws.jar;E:\MyEclipse\JDK\1.8\jre\lib\jce.jar;E:\MyEclipse\JDK\1.8\jre\lib\jfr.jar;E:\MyEclipse\JDK\1.8\jre\lib\jfxswt.jar;E:\MyEclipse\JDK\1.8\jre\lib\jsse.jar;E:\MyEclipse\JDK\1.8\jre\lib\management-agent.jar;E:\MyEclipse\JDK\1.8\jre\lib\plugin.jar;E:\MyEclipse\JDK\1.8\jre\lib\resources.jar;E:\MyEclipse\JDK\1.8\jre\lib\rt.jar;E:\Tools\jruby-9.1.2.0\lib\jruby.jar;E:\IntelliJ IDEA 2016.2.2\lib\idea_rt.jar
40 java.vm.specification.version:1.8
41 sun.arch.data.model:64
42 java.home:E:\MyEclipse\JDK\1.8\jre
43 sun.java.command:com.intellij.rt.execution.application.AppMain TestRuby
44 java.specification.vendor:Oracle Corporation
45 user.language:zh
46 awt.toolkit:sun.awt.windows.WToolkit
47 java.vm.info:mixed mode
48 java.version:1.8.0_101
49 java.ext.dirs:E:\MyEclipse\JDK\1.8\jre\lib\ext;C:\Windows\Sun\Java\lib\ext
50 sun.boot.class.path:E:\MyEclipse\JDK\1.8\jre\lib\resources.jar;E:\MyEclipse\JDK\1.8\jre\lib\rt.jar;E:\MyEclipse\JDK\1.8\jre\lib\sunrsasign.jar;E:\MyEclipse\JDK\1.8\jre\lib\jsse.jar;E:\MyEclipse\JDK\1.8\jre\lib\jce.jar;E:\MyEclipse\JDK\1.8\jre\lib\charsets.jar;E:\MyEclipse\JDK\1.8\jre\lib\jfr.jar;E:\MyEclipse\JDK\1.8\jre\classes
51 java.vendor:Oracle Corporation
52 file.separator:\
53 java.vendor.url.bug:http://bugreport.sun.com/bugreport/
54 sun.cpu.endian:little
55 sun.io.unicode.encoding:UnicodeLittle
56 sun.desktop:windows
57 sun.cpu.isalist:amd64