Java Class To Keep Some Static Variables As A Simple Memory.

public class KeyKodes {

    public static final int EnterKey = 10;
    public static final int EscapeKey = 27;
    public static final int SpaceKey = 32;
    public static final int F8Key = 119;
    public static final int F12Key = 123;
    public static final int DeleteKey = 127;

    private KeyKodes() {
    }
}

The way to use is given below.

if(etc.KeyCode==KeyKodes.Enterkey){
}