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import org.junit.Test;
 
public class ClassKindTestCase {
    public interface ParentClass {
        public void add();
    }
 
    @Test
    public void innerClassTest(){
        innerLocalClass("ddakker", 21);
        innerAnonymousClass("ddakker", 22);
    }
     
    // 로컬 클래스
    public void innerLocalClass(final String name, final int age){
        class ChildClass implements ParentClass {
            @Override
            public void add(){
                System.out.println("[innerLocalClass] name=" + name + ", add age=" + age);
            }
        }
         
        ParentClass instance = new ChildClass();
        executeMethos(instance);
    }
     
    // 익명 내부클래스
    public void innerAnonymousClass(final String name, final int age){
        /*ParentClass instance = new ParentClass(){
            @Override
            public void add() {
                System.out.println("[innerAnonymousClass] name=" + name + ", add age=" + age);
            }
        };
        executeMethos(instance);*/
        executeMethos(
            new ParentClass(){
                @Override
                public void add() {
                    System.out.println("[innerAnonymousClass] name=" + name + ", add age=" + age);
                }
            }
        );
    }
 
    // 실행(공통 분리)
    public void executeMethos(ParentClass object){
        object.add();
    }
     
}
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