java显示当前环境

import java.util.*;

import java.text.*;






public class Env {


public static void main(String[] args) {


System.out.println("Hello, it's: " +  new Date());


//print available locales
Locale list[] = DateFormat.getAvailableLocales();
System.out.println("======System available locales:======== ");
for (int i = 0; i < list.length; i++) {
System.out.println(list[i].toString() + "\t" + list[i].getDisplayName());
}


//print JVM default properties
System.out.println("======System property======== ");
System.getProperties().list(System.out);
}
}