try { module.getActivityStack( ).startTrans( );  setProperty( ImageItem.SOURCE_PROP, source ); setProperty( ImageItem.URI_PROP, uri ); } catch ( SemanticException e ) { module.getActivityStack( ).rollback( ); throw e; } module.getActivityStack( ).commit( );
setURIProperty( uri, source );
	public void setURI( String uri ) throws SemanticException	{		String source = DesignChoiceConstants.IMAGE_REF_TYPE_URL;		try		{			module.getActivityStack( ).startTrans( );			setProperty( ImageItem.SOURCE_PROP, source );			setProperty( ImageItem.URI_PROP, uri );		}		catch ( SemanticException e )		{			module.getActivityStack( ).rollback( );			throw e;		}		module.getActivityStack( ).commit( );	}