package basic; public class TestA implements InterfacA{ static { System.out.println("Test A"); } public TestA() { // TODO Auto-generated constructor stub System.out.println("COnstructor A"); } public void print() { System.out.println("print A"); } public static class ClassA implements InterfacA { static { System.out.println("ClassA A"); } public ClassA() { // TODO Auto-generated constructor stub System.out.println("COnstructor ClassA A"); } public void print() { System.out.println("print ClassA A"); } } public static class ClassB { static { System.out.println("ClassB A"); } public ClassB() { // TODO Auto-generated constructor stub System.out.println("COnstructor ClassB A"); } public void print() { System.out.println("print ClassB A"); } } }