# Hierarchy For Package org.optaplanner.core.api.score.stream.quad

Package Hierarchies:

- All Packages

## Interface Hierarchy

- org.optaplanner.core.api.score.stream.ConstraintStream
  - org.optaplanner.core.api.score.stream.quad.QuadConstraintStream<A,B,C,D>
- org.optaplanner.core.api.score.stream.quad.QuadConstraintCollector<A,B,C,D,ResultContainer_,Result_>
- org.optaplanner.core.api.score.stream.quad.QuadJoiner<A,B,C,D>

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