OnJava8-Examples/polymorphism/music/Wind.java

// polymorphism/music/Wind.java
// <20>2016 MindView LLC: see Copyright.txt
// We make no guarantees that this code is fit for any purpose.
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package polymorphism.music;

// Wind objects are instruments
// because they have the same interface:
public class Wind extends Instrument {
  // Redefine interface method:
  @Override
  public void play(Note n) {
    System.out.println("Wind.play() " + n);
  }
}