Java System Properties

java

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

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