facade pattern demo

Author: bunu23

src/facade/Circle.java

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+package facade;
+
+public class Circle implements Shape{
+    @Override
+    public void draw() {
+        System.out.println("Drawing a circle");
+
+    }
+}

src/facade/Main.java

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+package facade;
+
+public class Main {
+    public static void main(String[] args) {
+        ShapeMaker shapeMaker = new ShapeMaker();
+
+        shapeMaker.drawCircle();
+        shapeMaker.drawRectangle();
+        shapeMaker.drawSquare();
+    }
+}

src/facade/Rectangle.java

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+package facade;
+
+public class Rectangle implements Shape{
+    @Override
+    public void draw() {
+        System.out.println("Drawing a rectangle");
+    }
+}

src/facade/Shape.java

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+package facade;
+
+public interface Shape {
+    void draw();
+}

src/facade/ShapeMaker.java

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+package facade;
+
+public class ShapeMaker {
+
+        private Shape circle;
+        private Shape rectangle;
+        private Shape square;
+
+ public ShapeMaker(){
+     circle=new Circle();
+     rectangle=new Rectangle();
+     square=new Square();
+ }
+
+    public void drawCircle() {
+        circle.draw();
+    }
+
+    public void drawRectangle() {
+        rectangle.draw();
+    }
+
+    public void drawSquare() {
+        square.draw();
+    }
+}

src/facade/Square.java

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+package facade;
+
+public class Square implements Shape{
+    @Override
+    public void draw() {
+        System.out.println("Drawing a square");
+    }
+}