Package org.jfree.data
Class KeyedValueComparator
java.lang.Object
org.jfree.data.KeyedValueComparator
- All Implemented Interfaces:
Comparator
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
Constructors Constructor Description KeyedValueComparator(KeyedValueComparatorType type, org.jfree.util.SortOrder order)
Creates a new comparator. -
Method Summary
Modifier and Type Method Description int
compare(Object o1, Object o2)
Compares twoKeyedValue
instances and returns anint
that indicates the relative order of the two objects.Methods inherited from class java.lang.Object
equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
Methods inherited from interface java.util.Comparator
equals, reversed, thenComparing, thenComparing, thenComparing, thenComparingDouble, thenComparingInt, thenComparingLong
-
Constructor Details
-
KeyedValueComparator
Creates a new comparator.- Parameters:
type
- the type (BY_KEY
orBY_VALUE
).order
- the order (ascending or descending).
-
-
Method Details
-
compare
Compares twoKeyedValue
instances and returns anint
that indicates the relative order of the two objects.- Specified by:
compare
in interfaceComparator
- Parameters:
o1
- object 1.o2
- object 2.- Returns:
- An int indicating the relative order of the objects.
-