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package org.litesoft.orsup.base;
public abstract class POKeyQueryFilter extends POQueryFilter
{
abstract public boolean isPO_KeyAcceptable( Object pKey );
protected POKeyQueryFilter( MetaDataForPO pMetaDataForPO )
{
super( pMetaDataForPO );
}
public static POKeyQueryFilter NONE_ACCEPTABLE = new POKeyQueryFilter( null )
{
public TYPE getType()
{
return TYPE.NoneAcceptable;
}
public boolean isPO_KeyAcceptable( Object pKey )
{
return false;
}
};
public static POKeyQueryFilter ALL_ACCEPTABLE = new POKeyQueryFilter( null )
{
public TYPE getType()
{
return TYPE.AllAcceptable;
}
public boolean isPO_KeyAcceptable( Object pKey )
{
return true;
}
};
public static class Force
{
public static POKeyQueryFilter type( POQueryFilter pQueryFilter )
{
if ( pQueryFilter instanceof POKeyQueryFilter )
{
return (POKeyQueryFilter) pQueryFilter;
}
if ( pQueryFilter != null )
{
switch ( pQueryFilter.getType() )
{
case NoneAcceptable:
return POKeyQueryFilter.NONE_ACCEPTABLE;
case AllAcceptable:
break;
case PotentialFilteringByInstance:
throw new IllegalStateException( "PO Query Filter is an Instance Filter" );
case PotentialFilteringByKey:
default:
throw new Error(
"Combo of '" + pQueryFilter.getType() + "' and " + pQueryFilter.getClass() );
}
}
return POKeyQueryFilter.ALL_ACCEPTABLE;
}
}
}
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Revision |
Author |
Commited |
Message |
2
|
GeorgeS
|
Sun 07 Feb, 2010 12:50:58 +0000 |
|