static class HepInstruction.RuleInstance extends HepInstruction
HepInstruction.BeginGroup, HepInstruction.CommonRelSubExprRules, HepInstruction.ConverterRules, HepInstruction.EndGroup, HepInstruction.MatchLimit, HepInstruction.MatchOrder, HepInstruction.RuleClass<R extends RelOptRule>, HepInstruction.RuleCollection, HepInstruction.RuleInstance, HepInstruction.Subprogram
Modifier and Type | Field and Description |
---|---|
(package private) RelOptRule |
rule
Explicitly specified rule, or rule looked up by planner from
description.
|
(package private) java.lang.String |
ruleDescription
Description to look for, or null if rule specified explicitly.
|
Constructor and Description |
---|
RuleInstance() |
Modifier and Type | Method and Description |
---|---|
(package private) void |
execute(HepPlanner planner) |
(package private) void |
initialize(boolean clearCache) |
java.lang.String ruleDescription
RelOptRule rule
void initialize(boolean clearCache)
initialize
in class HepInstruction
void execute(HepPlanner planner)
execute
in class HepInstruction
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