OnJava8-Examples/patterns/doubledispatch/TypedBinMember.java

// patterns/doubledispatch/TypedBinMember.java
// (c)2016 MindView LLC: see Copyright.txt
// We make no guarantees that this code is fit for any purpose.
// Visit http://mindviewinc.com/Books/OnJava/ for more book information.
// An interface for adding the double dispatching
// method to the trash hierarchy without
// modifying the original hierarchy
package patterns.doubledispatch;
import java.util.*;

interface TypedBinMember {
  // The new method:
  boolean addToBin(List<TypedBin> bins);
}