org.kuali.rice.kns.util
Class BeanPropertyComparator

java.lang.Object
  org.kuali.rice.kns.util.BeanPropertyComparator

All Implemented Interfaces:

Serializable, Comparator

public class BeanPropertyComparator
extends Object
implements Comparator, Serializable

This class compares the two beans using multiple property names.

See Also:

Serialized Form

Nested Class Summary

static class

BeanPropertyComparator.BeanComparisonException

Field Summary

private Comparator	booleanComparator
private Comparator	genericComparator
(package private) boolean	ignoreCase
private List	propertyNames
private static long	serialVersionUID
private Comparator	stringComparator

Constructor Summary

BeanPropertyComparator(List propertyNames)
Constructs a PropertyComparator for comparing beans using the properties named in the given List; if the List is null, the beans will be compared directly (by Properties will be compared in the order in which they are listed.

BeanPropertyComparator(List propertyNames, boolean ignoreCase)
Constructs a PropertyComparator for comparing beans using the properties named in the given List.

Method Summary

int	compare(Object o1, Object o2) Compare two JavaBeans by the properties given to the constructor.

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Comparator

equals

Field Detail

serialVersionUID

private static final long serialVersionUID

See Also:

Constant Field Values

ignoreCase

boolean ignoreCase

propertyNames

private List propertyNames

stringComparator

private Comparator stringComparator

booleanComparator

private Comparator booleanComparator

genericComparator

private Comparator genericComparator

Constructor Detail

BeanPropertyComparator

public BeanPropertyComparator(List propertyNames)

Constructs a PropertyComparator for comparing beans using the properties named in the given List; if the List is null, the beans will be compared directly (by Properties will be compared in the order in which they are listed. Case will be ignored in String comparisons.

Parameters:

propertyNames - List of property names (as Strings) used to compare beans

BeanPropertyComparator

public BeanPropertyComparator(List propertyNames,
                              boolean ignoreCase)

Constructs a PropertyComparator for comparing beans using the properties named in the given List. Properties will be compared in the order in which they are listed. Case will be ignored if ignoreCase is true.

Parameters:

propertyNames - List of property names (as Strings) used to compare beans

ignoreCase - if true, case will be ignored during String comparisons

Method Detail

compare

public int compare(Object o1,
                   Object o2)

Compare two JavaBeans by the properties given to the constructor. If no propertues

Specified by:

compare in interface Comparator

Parameters:

o1 - Object The first bean to get data from to compare against

o2 - Object The second bean to get data from to compare

Returns:

int negative or positive based on order