member variables of an interface must be finalized

Interface Variables must be Final The members of an interface are always declared as final, that the variable cannot be modified by the methods in the class. Program Program Source interface Data { int data1 = 50; int data2 = 100; } class Data1 implements Data { void getInterfaceValues() { System.out.println(“data1 = “+data1); System.out.println(“data2 = “+data2); … Read more…