System.getProperty 常用参数，system.getproperty

System.getProperty 常用参数，system.getproperty

[b]java.version[/b]
Java Runtime Environment version
[b]java.vendor[/b]
Java Runtime Environment vendor
[b]java.vendor.url[/b]
Java vendor URL
[b]java.home[/b]
Java installation directory
[b]java.vm.specification.version[/b]
Java Virtual Machine specification version
[b]java.vm.specification.vendor [/b]
Java Virtual Machine specification vendor
[b]java.vm.specification.name[/b]
Java Virtual Machine specification name
[b]java.vm.version[/b]
Java Virtual Machine implementation version
[b]java.vm.vendor[/b]
Java Virtual Machine implementation vendor
[b]java.vm.name[/b]
Java Virtual Machine implementation name
[b]java.specification.version[/b]
Java Runtime Environment specification version
[b]java.specification.vendor[/b]
Java Runtime Environment specification vendor
[b]java.specification.name [/b]
Java Runtime Environment specification name
[b]java.class.version[/b]
Java class format version number
[b]java.class.path[/b]
Java class path
[b]java.library.path[/b]
List of paths to search when loading libraries
[b]java.io.tmpdir[/b]
Default temp file path
[b]java.compiler[/b]
Name of JIT compiler to use
[b]java.ext.dirs[/b]
Path of extension directory or directories
[b]os.name[/b]
Operating system name
[b]os.arch[/b]
Operating system architecture
[b]os.version[/b]
Operating system version
[b]file.separator[/b]
File separator ("/" on UNIX)
[b]path.separator [/b]
Path separator (":" on UNIX)
[b]line.separator[/b]
Line separator ("\n" on UNIX)
[b]user.name[/b]
User's account name
[b]user.home[/b]
User's home directory
[b]user.dir[/b]
User's current working directory