org.eclipse.viatra.query.runtime.rete.single

## Class TransformerNode

- java.lang.Object
- - org.eclipse.viatra.query.runtime.rete.network.BaseNode
  - - org.eclipse.viatra.query.runtime.rete.network.StandardNode
    - - org.eclipse.viatra.query.runtime.rete.single.SingleInputNode
      - - org.eclipse.viatra.query.runtime.rete.single.TransformerNode

- All Implemented Interfaces:
    NetworkStructureChangeSensitiveNode, Node, Receiver, Supplier, Tunnel
  Direct Known Subclasses:
    RetePatternMatcher, TrimmerNode

      public abstract class TransformerNode
      extends SingleInputNode

- - ### Field Summary

    - ### Fields inherited from class org.eclipse.viatra.query.runtime.rete.single.SingleInputNode

      `mailbox, parent`

    - ### Fields inherited from class org.eclipse.viatra.query.runtime.rete.network.StandardNode

      `childMailboxes, children`

    - ### Fields inherited from class org.eclipse.viatra.query.runtime.rete.network.BaseNode

      `nodeId, reteContainer, tag, traceInfos`

  - ### Constructor Summary

    Constructors
    Constructor and Description
    `TransformerNode(ReteContainer reteContainer)`

  - ### Method Summary

    All Methods Instance Methods Abstract Methods Concrete Methods
    Modifier and Type | Method and Description
    --- | ---
    `void` | `pullInto(java.util.Collection<Tuple> collector, boolean flush)` Pulls the contents of this object in this particular moment into a target collection.
    `void` | `pullIntoWithTimeline(java.util.Map<Tuple,Timeline<Timestamp>> collector, boolean flush)`
    `protected abstract Tuple` | `transform(Tuple input)`
    `void` | `update(Direction direction, Tuple updateElement, Timestamp timestamp)` Updates the receiver with a newly found or lost partial matching.

    - ### Methods inherited from class org.eclipse.viatra.query.runtime.rete.single.SingleInputNode

      `appendParent, assignTraceInfo, getCommunicationTracker, getMailbox, getParents, instantiateMailbox, propagatePullInto, propagatePullIntoWithTimestamp, removeParent`

    - ### Methods inherited from class org.eclipse.viatra.query.runtime.rete.network.StandardNode

      `appendChild, constructIndex, getChildMailboxes, getPulledContents, getReceivers, issueError, networkStructureChanged, propagateUpdate, removeChild`

    - ### Methods inherited from class org.eclipse.viatra.query.runtime.rete.network.BaseNode

      `acceptPropagatedTraceInfo, getContainer, getNodeId, getTag, getTraceInfoPatternsEnumerated, getTraceInfos, setTag, toString, toStringCore`

    - ### Methods inherited from class java.lang.Object

      `clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait`

    - ### Methods inherited from interface org.eclipse.viatra.query.runtime.rete.network.Supplier

      `appendChild, constructIndex, getPulledContents, getPulledContents, getReceivers, removeChild`

    - ### Methods inherited from interface org.eclipse.viatra.query.runtime.rete.network.Receiver

      `batchUpdate`

    - ### Methods inherited from interface org.eclipse.viatra.query.runtime.rete.network.Node

      `acceptPropagatedTraceInfo, getContainer, getNodeId, getTag, getTraceInfos, setTag`

- - ### Constructor Detail

    - #### TransformerNode

          public TransformerNode(ReteContainer reteContainer)

  - ### Method Detail

    - #### transform

          protected abstract Tuple transform(Tuple input)

    - #### pullInto

          public void pullInto(java.util.Collection<Tuple> collector,
                               boolean flush)

      Description copied from interface: `Supplier`
      Pulls the contents of this object in this particular moment into a target collection.
        `flush` - if true, flushing of messages is allowed during the pull, otherwise flushing is not allowed

    - #### pullIntoWithTimeline

          public void pullIntoWithTimeline(java.util.Map<Tuple,Timeline<Timestamp>> collector,
                                           boolean flush)

    - #### update

          public void update(Direction direction,
                             Tuple updateElement,
                             Timestamp timestamp)

      Description copied from interface: `Receiver`
      Updates the receiver with a newly found or lost partial matching.