public Transformer [ ] getDataProviderOutputTransformers ( ) { Transformer [ ] transformers ; if ( dataProviderOutputTransformers == null ) { transformers = null ; } else { transformers = dataProviderOutputTransformers . toArray ( new Transformer [ dataProviderOutputTransformers . size ( ) ] ) ; } return transformers ; }
Gets the transformers transforming the output of each data provider before they are mapped to the rules .