获取jdk所在系统相关属性

public class SystemProperties {

public static void main(String[] args) {
// TODO Auto-generated method stub
Properties properties = System.getProperties();
for(Map.Entry<Object,Object> e: properties.entrySet()) {
System.out.println(e.getKey() + "--------"+ e.getValue());
}
}

}

java.runtime.name--------Java(TM) SE Runtime Environment

sun.boot.library.path--------D:\Program Files\Java\jdk1.8.0_65\jre\bin

java.vm.version--------25.65-b01

user.country.format--------CN

java.vm.vendor--------Oracle Corporation

java.vendor.url--------http://java.oracle.com/

path.separator--------;

java.vm.name--------Java HotSpot(TM) 64-Bit Server VM

file.encoding.pkg--------sun.io

user.country--------US

user.script--------

sun.java.launcher--------SUN_STANDARD

sun.os.patch.level--------Service Pack 1

java.vm.specification.name--------Java Virtual Machine Specification

user.dir--------F:\workspace\BitProcess

java.runtime.version--------1.8.0_65-b17

java.awt.graphicsenv--------sun.awt.Win32GraphicsEnvironment

java.endorsed.dirs--------D:\Program Files\Java\jdk1.8.0_65\jre\lib\endorsed

os.arch--------amd64

java.io.tmpdir--------C:\Users\ADMINI~1\AppData\Local\Temp\

line.separator--------

java.vm.specification.vendor--------Oracle Corporation

user.variant--------

os.name--------Windows 7

sun.jnu.encoding--------GBK

java.library.path--------D:\Program Files\Java\jdk1.8.0_65\bin;C:\Windows\Sun\Java\bin;C:\Windows\system32;C:\Windows;C:/Program Files/Java/jre1.8.0_65/bin/server;C:/Program Files/Java/jre1.8.0_65/bin;C:/Program Files/Java/jre1.8.0_65/lib/amd64;C:\ProgramData\Oracle\Java\javapath;C:\Windows\system32;C:\Windows;C:\Windows\System32\Wbem;C:\Windows\System32\WindowsPowerShell\v1.0\;D:\Program
Files\Java\jdk1.8.0_65\bin;C:\Program Files\TortoiseSVN\bin;C:\Program Files (x86)\NVIDIA Corporation\PhysX\Common;C:\Windows\system32\config\systemprofile\.dnx\bin;C:\Program Files\Microsoft DNX\Dnvm\;C:\Program Files (x86)\Windows Kits\8.1\Windows Performance
Toolkit\;C:\Program Files\Microsoft SQL Server\130\Tools\Binn\;C:\Windows\System32\WindowsPowerShell\v1.0\;C:\Windows\System32\WindowsPowerShell\v1.0\;C:\Program Files\CMake\bin;C:\Program Files\MySQL\MySQL Utilities 1.6\;C:\Program Files (x86)\nodejs\;D:\gradle-3.4.1-all\gradle-3.4.1\bin;C:\Program
Files\IDM Computer Solutions\UltraEdit;D:\Program Files (x86)\scala\bin;C:\Program Files (x86)\GtkSharp\2.12\bin;D:\python3;C:\Users\Administrator\AppData\Roaming\npm;C:\Program Files (x86)\Microsoft VS Code\bin;D:\Program Files\eclipse;;.

java.specification.name--------Java Platform API Specification

java.class.version--------52.0

sun.management.compiler--------HotSpot 64-Bit Tiered Compilers

os.version--------6.1

user.home--------C:\Users\Administrator

user.timezone--------

java.awt.printerjob--------sun.awt.windows.WPrinterJob

file.encoding--------GBK

java.specification.version--------1.8

java.class.path--------F:\workspace\BitProcess\bin

user.name--------Administrator

java.vm.specification.version--------1.8

sun.java.command--------com.dianhun.SystemProperties

java.home--------D:\Program Files\Java\jdk1.8.0_65\jre

sun.arch.data.model--------64

user.language--------en

java.specification.vendor--------Oracle Corporation

user.language.format--------zh

awt.toolkit--------sun.awt.windows.WToolkit

java.vm.info--------mixed mode

java.version--------1.8.0_65

java.ext.dirs--------D:\Program Files\Java\jdk1.8.0_65\jre\lib\ext;C:\Windows\Sun\Java\lib\ext

sun.boot.class.path--------D:\Program Files\Java\jdk1.8.0_65\jre\lib\resources.jar;D:\Program Files\Java\jdk1.8.0_65\jre\lib\rt.jar;D:\Program Files\Java\jdk1.8.0_65\jre\lib\sunrsasign.jar;D:\Program Files\Java\jdk1.8.0_65\jre\lib\jsse.jar;D:\Program Files\Java\jdk1.8.0_65\jre\lib\jce.jar;D:\Program
Files\Java\jdk1.8.0_65\jre\lib\charsets.jar;D:\Program Files\Java\jdk1.8.0_65\jre\lib\jfr.jar;D:\Program Files\Java\jdk1.8.0_65\jre\classes

java.vendor--------Oracle Corporation

file.separator--------\

java.vendor.url.bug--------http://bugreport.sun.com/bugreport/

sun.io.unicode.encoding--------UnicodeLittle

sun.cpu.endian--------little

sun.desktop--------windows

sun.cpu.isalist--------amd64