ResilientSpring · ResilientSpring · Oct 4, 2023 · Oct 4, 2023 · Oct 4, 2023
diff --git a/Chapter8/Interface/Interfaces_Can_Be_Extended.java b/Chapter8/Interface/Interfaces_Can_Be_Extended.java
@@ -0,0 +1,51 @@
+package Interface;
+
+// One interface can extend another.
+interface A{
+
+	void meth1();
+	void meth2();
+}
+
+// B now includes meth1() and meth2() - it adds meth3().
+interface B extends A{  // B inherits A.
+	void meth3();
+}
+
+// This class must implement all of A and B
+class MyClass implements B{
+
+	@Override
+	public void meth1() {
+		// TODO Auto-generated method stub
+		System.out.println("Implement meth1(). ");
+	}
+
+	@Override
+	public void meth2() {
+		// TODO Auto-generated method stub
+		System.out.println("Implement meth2(). ");
+	}
+
+	@Override
+	public void meth3() {
+		// TODO Auto-generated method stub
+		System.out.println("Implement meth3(). ");
+	}
+}
+
+
+public class Interfaces_Can_Be_Extended {
+
+	public static void main(String[] args) {
+		// TODO Auto-generated method stub
+
+		MyClass obMyClass = new MyClass();
+
+		obMyClass.meth1();
+		obMyClass.meth2();
+		obMyClass.meth3();
+
+	}
+
+}