시스템 속성 확인 System.getProperties

Properties properties = System.getProperties();
String value= properties.getProperty(Key);

Key값에 아래의 Key값을 입력하면 System정보를 얻어올수 있다.

Key      Description of Associated Value
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