try
{
if ( attributeName.equalsIgnoreCase( Schema.SCHEMA_ATTRIBUTE_OBJECTCLASSES ) )
{
ObjectClassDescription ocd = parser.objectClassDescription();
ocd.setSchema( this );
ocd.setLine( line );
this.addObjectClassDescription( ocd );
}
else if ( attributeName.equalsIgnoreCase( Schema.SCHEMA_ATTRIBUTE_ATTRIBUTETYPES ) )