Package org.apache.wayang.core.mapping
package org.apache.wayang.core.mapping
-
ClassDescriptionA mapping issues a set of
PlanTransformation
s that make up the complete mapping.An operator match correlates anOperatorPattern
to an actually matchedOperator
.OperatorPattern<T extends Operator>An operator pattern matches to a class of operator instances.This factory takes anSubplanMatch
and derives a replacementSubplan
from it.ReplacementSubplanFactory.OfSingleOperators<MatchedOperator extends Operator>Implementation of theReplacementSubplanFactory
that replaces exactly oneOperator
with exactly oneOperator
, where both have the exact sameInputSlot
s andOutputSlot
in the exact same order.A subplan match correlates aSubplanPattern
with its actually matched .A subplan pattern describes a class of subplans in aWayangPlan
.