org.apache.tinkerpop.gremlin.process.computer.traversal

Class TraversalVertexProgramMessageCombiner

java.lang.Object

org.apache.tinkerpop.gremlin.process.computer.traversal.TraversalVertexProgramMessageCombiner

All Implemented Interfaces:

Serializable, MessageCombiner<TraverserSet<?>>

public final class TraversalVertexProgramMessageCombiner
extends Object
implements MessageCombiner<TraverserSet<?>>

Author:

Marko A. Rodriguez (http://markorodriguez.com)

See Also:

Serialized Form

Method Summary

Modifier and Type	Method and Description
TraverserSet<?>	combine(TraverserSet<?> messageA, TraverserSet<?> messageB) Combine two messages and return a message containing the combination.
static Optional<TraversalVertexProgramMessageCombiner>	instance()

Methods inherited from class java.lang.Object

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

Method Detail

combine

public TraverserSet<?> combine(TraverserSet<?> messageA,
                               TraverserSet<?> messageB)

Description copied from interface: MessageCombiner

Combine two messages and return a message containing the combination. In many instances, it is possible to simply merge the data in the second message into the first message. Such an optimization can limit the amount of object creation.

Specified by:

combine in interface MessageCombiner<TraverserSet<?>>

Parameters:

messageA - the first message

messageB - the second message

Returns:

the combination of the two messages

instance

public static Optional<TraversalVertexProgramMessageCombiner> instance()