org.unitils.reflectionassert.comparator.impl
Class MapComparator

java.lang.Object
  org.unitils.reflectionassert.comparator.impl.MapComparator

All Implemented Interfaces:

Comparator

public class MapComparator
extends Object
implements Comparator

Comparator for maps. This will compare all values with corresponding keys.

Author:

Tim Ducheyne, Filip Neven

Constructor Summary

MapComparator()

Method Summary

boolean	canCompare(Object left, Object right) Returns true when both values are not null and instance of Map
Difference	compare(Object left, Object right, boolean onlyFirstDifference, ReflectionComparator reflectionComparator) Compares the given maps by looping over the keys and comparing their values.

Methods inherited from class java.lang.Object

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

Constructor Detail

MapComparator

public MapComparator()

Method Detail

canCompare

public boolean canCompare(Object left,
                          Object right)

Returns true when both values are not null and instance of Map

Specified by:

canCompare in interface Comparator

Parameters:

left - The left object

right - The right object

Returns:

True for maps

compare

public Difference compare(Object left,
                          Object right,
                          boolean onlyFirstDifference,
                          ReflectionComparator reflectionComparator)

Compares the given maps by looping over the keys and comparing their values. The key values are compared using a strict reflection comparison.

Specified by:

compare in interface Comparator

Parameters:

left - The left map, not null

right - The right map, not null

onlyFirstDifference - True if only the first difference should be returned

reflectionComparator - The root comparator for inner comparisons, not null

Returns:

A MapDifference or null if both maps are equal