org.plasma.sdo.access.provider.common

Class DataComparator

java.lang.Object

org.plasma.sdo.access.provider.common.DataComparator

Direct Known Subclasses:

DataGraphComparator, DataObjectComparator, NoOpDataGraphComparator

public abstract class DataComparator
extends Object

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
protected class	DataComparator.PathInfo

Field Summary

Fields

Modifier and Type	Field and Description
protected static int	ASCENDING
protected static int	DESCENDING
protected List<DataComparator.PathInfo>	paths

Constructor Summary

Constructors

Constructor and Description
DataComparator()

Method Summary

Modifier and Type	Method and Description
void	addAscending(Property property)
void	addDescending(Property property)
protected int	comp(Object ep1, Object ep2)
protected int	compare(commonj.sdo.DataObject vo1, commonj.sdo.DataObject vo2)
protected Object	findEndpoint(commonj.sdo.DataObject targetObject, Property property, Path path, int pathIndex)

Methods inherited from class java.lang.Object

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

Field Detail

ASCENDING

protected static int ASCENDING

DESCENDING

protected static int DESCENDING

paths

protected List<DataComparator.PathInfo> paths

Constructor Detail

DataComparator

public DataComparator()

Method Detail

addAscending

public void addAscending(Property property)

addDescending

public void addDescending(Property property)

compare

protected int compare(commonj.sdo.DataObject vo1,
                      commonj.sdo.DataObject vo2)

comp

protected int comp(Object ep1,
                   Object ep2)

findEndpoint

protected Object findEndpoint(commonj.sdo.DataObject targetObject,
                              Property property,
                              Path path,
                              int pathIndex)