ScriptProcessor processor = ScriptFactory.getScriptProcessor(ScriptFactory.Types.JAVASCRIPT);
// Do PreProcessing on Parameters
if(this.preProcessor != null && !this.preProcessor.isEmpty())
processor.doScriptProcessing(this.preProcessor, parameters);
for(FieldName activeField : activeFields){
DataField dataField = this.evaluator.getDataField(activeField);
Object value = parameters.get(dataField.getName().getValue());