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+// This example illustrates how C++ classes can be used from Java using SWIG.
+// The Java class gets mapped onto the C++ class and behaves as if it is a Java class.
+
+public class runme {
+  static {
+    try {
+        System.loadLibrary("example");
+    } catch (UnsatisfiedLinkError e) {
+      System.err.println("Native code library failed to load. See the chapter on Dynamic Linking Problems in the SWIG Java documentation for help.\n" + e);
+      System.exit(1);
+    }
+  }
+
+  public static void main(String argv[]) 
+  {
+    // ----- Object creation -----
+    
+    System.out.println( "Creating some objects:" );
+    Circle c = new Circle(10);
+    System.out.println( "    Created circle " + c );
+    Square s = new Square(10);
+    System.out.println( "    Created square " + s );
+    
+    // ----- Access a static member -----
+    
+    System.out.println( "\nA total of " + Shape.getNshapes() + " shapes were created" );
+    
+    // ----- Member data access -----
+    
+    // Notice how we can do this using functions specific to
+    // the 'Circle' class.
+    c.setX(20);
+    c.setY(30);
+    
+    // Now use the same functions in the base class
+    Shape shape = s;
+    shape.setX(-10);
+    shape.setY(5);
+    
+    System.out.println( "\nHere is their current position:" );
+    System.out.println( "    Circle = (" + c.getX() + " " + c.getY() + ")" );
+    System.out.println( "    Square = (" + s.getX() + " " + s.getY() + ")" );
+    
+    // ----- Call some methods -----
+    
+    System.out.println( "\nHere are some properties of the shapes:" );
+    Shape[] shapes = {c,s};
+    for (int i=0; i<shapes.length; i++)
+    {
+          System.out.println( "   " + shapes[i].toString() );
+          System.out.println( "        area      = " + shapes[i].area() );
+          System.out.println( "        perimeter = " + shapes[i].perimeter() );
+    }
+    
+    // Notice how the area() and perimeter() functions really
+    // invoke the appropriate virtual method on each object.
+    
+    // ----- Delete everything -----
+    
+    System.out.println( "\nGuess I'll clean up now" );
+    
+    // Note: this invokes the virtual destructor
+    // You could leave this to the garbage collector
+    c.delete();
+    s.delete();
+    
+    System.out.println( Shape.getNshapes() + " shapes remain" );
+    System.out.println( "Goodbye" );
+  }
+}