org.unitils.reflectionassert.comparator.impl
Class CollectionComparator

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

All Implemented Interfaces:

Comparator

public class CollectionComparator
extends Object
implements Comparator

Comparator for collections and arrays. All elements are compared in the same order, i.e. element 1 of the left collection with element 1 of the right collection and so on.

Author:

Tim Ducheyne, Filip Neven

Constructor Summary

CollectionComparator()

Method Summary

boolean	canCompare(Object left, Object right) Returns true when both objects are arrays or collections.
Difference	compare(Object left, Object right, boolean onlyFirstDifference, ReflectionComparator reflectionComparator) Compared the given collections/arrays.

Methods inherited from class java.lang.Object

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

Constructor Detail

CollectionComparator

public CollectionComparator()

Method Detail

canCompare

public boolean canCompare(Object left,
                          Object right)

Returns true when both objects are arrays or collections.

Specified by:

canCompare in interface Comparator

Parameters:

left - The left object

right - The right object

Returns:

True in case of arrays/collections

compare

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

Compared the given collections/arrays.

Specified by:

compare in interface Comparator

Parameters:

left - The left collection/array, not null

right - The right collection/array, not null

onlyFirstDifference - True if only the first difference should be returned

reflectionComparator - The root comparator for inner comparisons, not null

Returns:

A CollectionDifference or null if both collections are equal