class Test {
    private static Integer value1 = getValue(); // This is causing to load again
 
    private static Integer flag = null;
 
    public static Integer getValue() {
        if (flag != null) { // if flag is loaded already, return it.
            return flag;
        }
 
        System.out.println("Loading value...");
 
        flag = Integer.valueOf(10);
 
        return flag;
    }
 
    public static void main(String[] args) {
        getValue();
    }
 
    private static Integer value2 = getValue(); // This will not cause to load again
}

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