samples/extensibleicon/src/org/apidesign/extensibleicon/CatQueryImplementation.java
review2: ExtIcon example used to demonstrate the beauty of query pattern. two sections merged into one, a bit of reordering. Please review.
1 package org.apidesign.extensibleicon;
3 // BEGIN: ext.CatQueryImplementation
4 public abstract class CatQueryImplementation {
5 protected CatQueryImplementation() { }
7 protected abstract Boolean isCat(ExtIcon icon);
9 // END: ext.CatQueryImplementation