[Java] Object Casting, instanceof operator

• Object Casting
• 객체의 형 변환
• http://hyeonstorage.tistory.com/186
• 객체의 형 변환 예제
• http://egloos.zum.com/pdw213/v/3088336
• 자바 형변환
• http://linuxism.tistory.com/1551
• 객체형변환, 객체배열 ObjectCasting, ArrayObject
• http://pmemyo.tistory.com/319
• instanceof
• instanceof 연산자
• http://arabiannight.tistory.com/entry/301