public OdaDataSetHandle newOdaDataSet( String name, String extensionID )
public OdaDataSetHandle newOdaDataSet( String name )
	public OdaDataSetHandle newOdaDataSet( String name, String extensionID )	{		if ( extensionID != null )		{			if ( ODAProviderFactory.getInstance( ).createODAProvider( null,					extensionID ) == null )				return null;			if ( !ODAProviderFactory.getInstance( ).createODAProvider( null,					extensionID ).isValidODADataSetExtensionID( extensionID ) )				return null;		}		OdaDataSet element = new OdaDataSet( name );		module.makeUniqueName( element );		element.setProperty( OdaDataSet.EXTENSION_ID_PROP, extensionID );		return element.handle( module );	}