# Hierarchy For Package org.optaplanner.core.impl.score.stream.drools.common

Package Hierarchies:

- All Packages

## Class Hierarchy

- java.lang.Object
  - org.optaplanner.core.impl.score.stream.common.AbstractConstraintStream<Solution_> (implements org.optaplanner.core.api.score.stream.ConstraintStream)
    - org.optaplanner.core.impl.score.stream.drools.common.DroolsAbstractConstraintStream<Solution_>
  - org.optaplanner.core.impl.score.stream.drools.common.BiTuple<A,B> (implements org.optaplanner.core.impl.score.stream.drools.common.FactTuple)
  - org.optaplanner.core.impl.score.stream.drools.common.DroolsAbstractAccumulateFunctionBridge<ResultContainer_,InTuple,OutTuple> (implements org.kie.api.runtime.rule.AccumulateFunction<C>)
  - org.optaplanner.core.impl.score.stream.drools.common.DroolsAbstractBiCollectingGroupByAccumulator<ResultContainer1,ResultContainer2,InTuple,KeyTuple,OutTuple> (implements org.optaplanner.core.impl.score.stream.drools.common.GroupByAccumulator<InTuple,OutTuple>)
  - org.optaplanner.core.impl.score.stream.drools.common.DroolsAbstractGroupBy<InTuple,OutTuple> (implements java.io.Serializable)
  - org.optaplanner.core.impl.score.stream.drools.common.DroolsAbstractGroupByInvoker<InTuple> (implements org.drools.core.spi.Accumulator)
  - org.optaplanner.core.impl.score.stream.drools.common.DroolsAbstractUniCollectingGroupByAccumulator<ResultContainer,InTuple,KeyTuple,OutTuple> (implements org.optaplanner.core.impl.score.stream.drools.common.GroupByAccumulator<InTuple,OutTuple>)
  - org.optaplanner.core.impl.score.stream.drools.common.DroolsAccumulateContext<ResultContainer_> (implements java.io.Serializable)
  - org.optaplanner.core.impl.score.stream.drools.common.DroolsCondition<PatternVar,T>
  - org.optaplanner.core.impl.score.stream.drools.common.DroolsPatternBuilder<T>
  - org.optaplanner.core.impl.score.stream.drools.common.DroolsRuleStructure<PatternVar>
  - org.optaplanner.core.impl.score.stream.drools.common.QuadTuple<A,B,C,D> (implements org.optaplanner.core.impl.score.stream.drools.common.FactTuple)
  - org.optaplanner.core.impl.score.stream.drools.common.TriTuple<A,B,C> (implements org.optaplanner.core.impl.score.stream.drools.common.FactTuple)

## Interface Hierarchy

- org.optaplanner.core.impl.score.stream.drools.common.FactTuple
- java.io.Serializable
  - org.optaplanner.core.impl.score.stream.drools.common.GroupByAccumulator<InTuple,OutTuple>

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