# Hierarchy For Package org.optaplanner.core.impl.score.stream.bi

Package Hierarchies:

- All Packages

## Class Hierarchy

- java.lang.Object
  - org.optaplanner.core.impl.score.stream.common.AbstractConstraintStreamHelper<Right,​JoinedStream,​Joiner,​Predicate>
    - org.optaplanner.core.impl.score.stream.bi.BiConstraintStreamHelper<A,​B,​C>
  - org.optaplanner.core.impl.score.stream.common.AbstractJoiner
    - org.optaplanner.core.impl.score.stream.bi.AbstractBiJoiner<A,​B> (implements org.optaplanner.core.api.score.stream.bi.BiJoiner<A,​B>)
      - org.optaplanner.core.impl.score.stream.bi.CompositeBiJoiner<A,​B>
      - org.optaplanner.core.impl.score.stream.bi.FilteringBiJoiner<A,​B>
      - org.optaplanner.core.impl.score.stream.bi.NoneBiJoiner<A,​B>
      - org.optaplanner.core.impl.score.stream.bi.SingleBiJoiner<A,​B>
  - org.optaplanner.core.impl.score.stream.bi.DefaultBiConstraintCollector<A,​B,​ResultContainer_,​Result_> (implements org.optaplanner.core.api.score.stream.bi.BiConstraintCollector<A,​B,​ResultContainer_,​Result_>)

## Interface Hierarchy

- org.optaplanner.core.api.score.stream.ConstraintStream
  - org.optaplanner.core.api.score.stream.bi.BiConstraintStream<A,​B>
    - org.optaplanner.core.impl.score.stream.bi.InnerBiConstraintStream<A,​B>