Package org.apache.wayang.core.mapping
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Interface Summary Interface Description Mapping A mapping issues a set ofPlanTransformations that make up the complete mapping. -
Class Summary Class Description OperatorMatch An operator match correlates anOperatorPatternto an actually matchedOperator.OperatorPattern<T extends Operator> An operator pattern matches to a class of operator instances.PlanTransformation ReplacementSubplanFactory This factory takes anSubplanMatchand derives a replacementSubplanfrom it.ReplacementSubplanFactory.OfSingleOperators<MatchedOperator extends Operator> Implementation of theReplacementSubplanFactorythat replaces exactly oneOperatorwith exactly oneOperator, where both have the exact sameInputSlots andOutputSlotin the exact same order.SubplanMatch A subplan match correlates aSubplanPatternwith its actually matched .SubplanPattern A subplan pattern describes a class of subplans in aWayangPlan.