edu.umd.cs.findbugs.gui
Class Grouper<ElementType>

java.lang.Object
  edu.umd.cs.findbugs.gui.Grouper<ElementType>

public class Grouper<ElementType>
extends java.lang.Object

Given a sorted Collection and a Comparator, produces groups of objects that compare as equal. If the Collection is not sorted, this class will not work correctly.

Author:

David Hovemeyer

Nested Class Summary

static interface

Grouper.Callback<ElementType2>

Constructor Summary

Grouper(Grouper.Callback<ElementType> callback)
Creates a new instance of Grouper.

Method Summary

void	group(java.util.Collection<ElementType> collection, java.util.Comparator<ElementType> comparator) Group elements of given collection according to given compartor's test for equality.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

Grouper

public Grouper(Grouper.Callback<ElementType> callback)

Creates a new instance of Grouper.

Parameters:

callback - the callback which receives the groups and elements

Method Detail

group

public void group(java.util.Collection<ElementType> collection,
                  java.util.Comparator<ElementType> comparator)

Group elements of given collection according to given compartor's test for equality. The groups are specified by calls to the Grouper's callback object.

Parameters:

collection - the collection

comparator - the comparator