// generics/Shape.java

// (c)2021 MindView LLC: see Copyright.txt

// We make no guarantees that this code is fit for any purpose.

// Visit http://OnJava8.com for more book information.

public class Shape {

private static long counter = 0;

private final long id = counter++;

@Override public String toString() {

return getClass().getSimpleName() + " " + id;

}

public void rotate() {

System.out.println(this + " rotate");

}

public void resize(int newSize) {

System.out.println(this + " resize " + newSize);

}

}