Class XPathEntityProcessor

    • Constructor Detail

      • XPathEntityProcessor

        public XPathEntityProcessor()
    • Method Detail

      • init

        public void init​(Context context)
        Description copied from class: EntityProcessor
        This method is called when it starts processing an entity. When it comes back to the entity it is called again. So it can reset anything at that point. For a rootmost entity this is called only once for an ingestion. For sub-entities , this is called multiple once for each row from its parent entity
        Overrides:
        init in class EntityProcessorBase
        Parameters:
        context - The current context
      • nextRow

        public Map<String,​Object> nextRow()
        Description copied from class: EntityProcessorBase
        For a simple implementation, this is the only method that the sub-class should implement. This is intended to stream rows one-by-one. Return null to signal end of rows
        Overrides:
        nextRow in class EntityProcessorBase
        Returns:
        a row where the key is the name of the field and value can be any Object or a Collection of objects. Return null to signal end of rows
      • postTransform

        public void postTransform​(Map<String,​Object> r)
        Description copied from class: EntityProcessor
        Invoked after the transformers are invoked. EntityProcessors can add, remove or modify values added by Transformers in this method.
        Overrides:
        postTransform in class EntityProcessor
        Parameters:
        r - The transformed row