System.getProperties()参数列表,
System.getProperties()参数列表,
JAVA.version :JAVA运行时环境版本
JAVA.vendor :JAVA 运行时环境供应商
JAVA.vendor.url :JAVA 供应商的 URL
JAVA.home :JAVA 安装目录
JAVA.vm.specification.version :JAVA虚拟机规范版本
JAVA.vm.specification.vendor :JAVA虚拟机规范供应商
JAVA.vm.specification.name :JAVA虚拟机规范名称
JAVA.vm.version :JAVA 虚拟机实现版本
JAVA.vm.vendor :JAVA 虚拟机实现供应商
JAVA.vm.name :JAVA 虚拟机实现名称
JAVA.specification.version :JAVA运行时环境规范版本
JAVA.specification.vendor :JAVA运行时环境规范供应商
JAVA.specification.name :JAVA运行时环境规范名称
JAVA.class.version :JAVA 类格式版本号
JAVA.class.path :JAVA 类路径
JAVA.library.path :加载库时搜索的路径列表
JAVA.io.tmpdir :默认的临时文件路径
JAVA.compiler :要使用的 JIT 编译器的名称
JAVA.ext.dirs :一个或多个扩展目录的路径
os.name os/index.htm'>操作系统的名称
os.arch os/index.htm'>操作系统的架构
os.version os/index.htm'>操作系统的版本
file.separator :文件分隔符(在 unix系统中是“/”)
path.separator :路径分隔符(在 unix系统中是“:”)
line.separator :行分隔符(在 unix系统中是“/n”)
user.name :用户的账户名称
user.home :用户的主目录
user.dir :用户的当前工作目录
例子:
import java.util.Iterator;
import java.util.Properties;
public class Test {
public static void main(String[] args) {
Properties props = System.getProperties();
Iterator iter = props.keySet().iterator();
while (iter.hasNext()) {
String key = (String) iter.next();
System.out.println(key + " = " + props.get(key));
}
}
}
输出:
java.runtime.name = Java(TM) 2 Runtime Environment, Standard Edition
sun.boot.library.path = D:\java\j2sdk1.4.2\jre\bin
java.vm.version = 1.4.2-b28
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 3
java.vm.specification.name = Java Virtual Machine Specification
user.dir = D:\java\j2sdk1.4.2\bin
java.runtime.version = 1.4.2-b28
java.awt.graphicsenv = sun.awt.Win32GraphicsEnvironment
java.endorsed.dirs = D:\java\j2sdk1.4.2\jre\lib\endorsed
os.arch = x86
java.io.tmpdir = C:\DOCUME~1\BEANSP~1\LOCALS~1\Temp\
line.separator =
java.vm.specification.vendor = Sun Microsystems Inc.
user.variant =
os.name = Windows XP
sun.java2d.fontpath =
java.library.path = D:\java\j2sdk1.4.2\bin;.;C:\WINDOWS\system32;C:\WINDOWS;"d:\
UNA-1.0";C:\WINDOWS\system32;C:\WINDOWS;C:\WINDOWS\System32\Wbem;d:\Program File
s\IDM Computer Solutions\UltraEdit-32;D:\Java\jdk1.5.0_06\bin;d:\Program Files\S
tormIII\Codec;d:\Program Files\StormIII
java.specification.name = Java Platform API Specification
java.class.version = 48.0
java.util.prefs.PreferencesFactory = java.util.prefs.WindowsPreferencesFactory
os.version = 5.1
user.home = C:\Documents and Settings\BeanSprout
user.timezone =
java.awt.printerjob = sun.awt.windows.WPrinterJob
file.encoding = GBK
java.specification.version = 1.4
java.class.path = .
user.name = BeanSprout
java.vm.specification.version = 1.0
java.home = D:\java\j2sdk1.4.2\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
java.version = 1.4.2
java.ext.dirs = D:\java\j2sdk1.4.2\jre\lib\ext
sun.boot.class.path = D:\java\j2sdk1.4.2\jre\lib\rt.jar;D:\java\j2sdk1.4.2\jre\l
ib\i18n.jar;D:\java\j2sdk1.4.2\jre\lib\sunrsasign.jar;D:\java\j2sdk1.4.2\jre\lib
\jsse.jar;D:\java\j2sdk1.4.2\jre\lib\jce.jar;D:\java\j2sdk1.4.2\jre\lib\charsets
.jar;D:\java\j2sdk1.4.2\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.cpu.isalist = pentium i486 i386
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