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package org.litesoft.bo.change;
import org.litesoft.core.util.*;
import java.util.*;
public class OriginalValueChangeTrackerNull implements OriginalValueChangeTracker
{
public static final OriginalValueChangeTracker INSTANCE = new OriginalValueChangeTrackerNull();
public OriginalValueChangeTracker clear()
{
return this;
}
public boolean hasChanges()
{
return false;
}
public boolean isAttributeChanged( String pAttributeName )
{
return false;
}
public boolean isOriginalValueAvailableFor( String pAttributeName )
{
return false;
}
public Object getOriginalValueFor( String pAttributeName )
{
return null;
}
public ChangeEntry getOriginalValueChangeEntryFor( String pAttributeName )
{
return null;
}
public String[] getChangedAttributeNames()
{
return UtilsCommon.EMPTY_STRING_ARRAY;
}
public OriginalValueChangeTracker recordChange( String pAttributeName, ChangeEntry pNewChangeEntry, Object pOldValue, Object pNewValue )
{
return createRealTracker().recordChange( pAttributeName, pNewChangeEntry, pOldValue, pNewValue );
}
protected OriginalValueChangeTracker createRealTracker()
{
return new OriginalValueChangeTrackerImpl( new HashMap<String, ChangeEntry>() );
}
}
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Revision |
Author |
Commited |
Message |
2
|
GeorgeS
|
Sun 07 Feb, 2010 12:50:58 +0000 |
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