package cn.datax.learning.design.patterns.behavioral.observer;

public class HexaObserver extends Observer{

    public HexaObserver(Subject subject) {
        this.subject = subject;
        this.subject.attach(this);
    }

    @Override
    public void update() {
        System.out.println( "Hex String: "
                + Integer.toHexString( subject.getState()).toUpperCase());
    }
}
