ai.grakn.graql.internal.reasoner.query

Class QueryAnswerStream

java.lang.Object

ai.grakn.graql.internal.reasoner.query.QueryAnswerStream

public class QueryAnswerStream
extends Object

Wrapper class providing higher level stream operations streams of Answer.

Author:

Kasper Piskorski

Constructor Summary

Constructors

Constructor and Description
QueryAnswerStream()

Method Summary

Modifier and Type	Method and Description
static java.util.stream.Stream<Answer>	join(java.util.stream.Stream<Answer> stream, java.util.stream.Stream<Answer> stream2, com.google.common.collect.ImmutableSet<Var> joinVars) lazy stream join with quasi- sideways information propagation

Methods inherited from class java.lang.Object

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

Constructor Detail

QueryAnswerStream

public QueryAnswerStream()

Method Detail

join

public static java.util.stream.Stream<Answer> join(java.util.stream.Stream<Answer> stream,
                                                   java.util.stream.Stream<Answer> stream2,
                                                   com.google.common.collect.ImmutableSet<Var> joinVars)

lazy stream join with quasi- sideways information propagation

Parameters:

stream - left stream operand

stream2 - right stream operand

joinVars - intersection on variables of two streams

Returns:

joined stream