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+/*%0AThis class to call CheckUser.java%0A@author Summon Agus%0A@blog bloggersmart.net%0A*/%0Apublic class callCekUser %7B%0A%09public static void main(String%5B%5D args) %7B%0A%09%09CekUser cek = new CekUser(%22Admin%22, %22Admin%22);%0A%09%09cek.apakahAdmin();%0A%09%09%0A%09%09CekUser cek1 = new CekUser(%22Summon%22, %22Agus%22, null, null);%0A%09%09cek1.apakahAdmin();%0A%09%7D%0A%7D%0A/*%0A* // Result of Output %0A* Wrong, you not Admin!%0A* id = Summon; password = Agus; ----%3E True, Welcome Admin%0A*/%0A

Create callCekUser.java