정적 팩토리를 이용한 Singleton

SingletonPatternEx2.java

package com.tistory.seungdols.effetive.ex_1;

/**
 * @PROJECT effectiveJava
 * @PACKAGE com.tistory.seungdols.effetive.ex_1
 * @WRITTER Administrator
 * @DATE 2015-09-21
 * @HISTORY
 * @DISCRIPT
 */
public class SingletonPattern {
    //정적 팩토리를 이용한 Singleton
    private static final SingletonPattern INSTANCE = new SingletonPattern();
    private SingletonPattern(){}
    public static SingletonPattern getInstance()
    {
        return INSTANCE;
    }
}