详见：http://blog.yemou.net/article/query/info/tytfjhfascvhzxcyt218
package com.shi.simpleUtil;
import java.util.Properties;
/**
* 得到系统的一些属性
* @author grefr
*/
public class PropertiesDemo {
public static void main(String[] args) {
Properties initProp = new Properties(System.getProperties());
System.out.println("file.encoding----->:" +initProp.getProperty("file.encoding"));
System.out.println("user.language----->:" +initProp.getProperty("user.language"));
System.out.println("user.dir----->:" +initProp.getProperty("user.dir"));
//得到操作系统相关属性
System.out.println( "OS name----->"+System.getProperty( "os.name"));
System. out.println("OS arch----->"+System.getProperty("os.arch" ));
System. out.println("OS version---->"+System.getProperty("os.version" ));
//得到编译后的class文件的路径
System.out.println(System. getProperty( "java.class.path" ));
//得到当前系统的换行符
System.getProperty("line.separator");
//段落分隔符 (;)
System.getProperty("path.separator")
}
}