java Preferences³Ö¾Ã»¯Ê¹ÓÃʾÀý
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import java.util.prefs.Preferences;
public class PreferencesDemo {
public static void main(String []args){
Preferences pre = Preferences.userNodeForPackage(PreferencesDemo.class);
int userCount = pre.getInt("UserCount", 0);
userCount++;
pre.putInt("UserCount", userCount);
System.out.println(pre.getInt("UserCount", 0));
}
}
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/usr/bin/java ......
String usrHome = System.getProperty("user.home");
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