ich-android/app/src/main/java/com/emato/ich/utils/ButtonUtils.java

package com.emato.ich.utils;

public class ButtonUtils {

    private static long lastClickTime;

    public synchronized static boolean isFastClick() {
        long time = System.currentTimeMillis();
        if (time - lastClickTime < 500) {
            return true;
        }
        lastClickTime = time;
        return false;
    }

}