org.jfree.data

Class KeyedValueComparator

public class KeyedValueComparator extends Object implements Comparator

A utility class that can compare and order two KeyedValue instances and sort them into ascending or descending order by key or by value.

Constructor Summary
	KeyedValueComparator(KeyedValueComparatorType type, SortOrder order) Creates a new comparator.

Method Summary
int	compare(Object o1, Object o2) Compares two KeyedValue instances and returns an `int` that indicates the relative order of the two objects.
SortOrder	getOrder() Returns the sort order.
KeyedValueComparatorType	getType() Returns the type.

Constructor Detail

public KeyedValueComparator(KeyedValueComparatorType type, SortOrder order)

Creates a new comparator.

Parameters: type the type (BY_KEY or BY_VALUE, null not permitted). order the order (null not permitted).

public int compare(Object o1, Object o2)

Compares two KeyedValue instances and returns an int that indicates the relative order of the two objects.

Parameters: o1 object 1. o2 object 2.

Returns: An int indicating the relative order of the objects.

public SortOrder getOrder()

Returns the sort order.

Returns: The sort order (never null).

Returns the type.

Returns: The type (never null).