Package org.apache.calcite.plan

Class SubstitutionVisitor.AnyOperand

java.lang.Object

org.apache.calcite.plan.SubstitutionVisitor.Operand

org.apache.calcite.plan.SubstitutionVisitor.AnyOperand

Enclosing class:

SubstitutionVisitor

private static class SubstitutionVisitor.AnyOperand
extends SubstitutionVisitor.Operand

Operand to a SubstitutionVisitor.UnifyRule that matches a relational expression of a given type.

Field Summary

Fields inherited from class org.apache.calcite.plan.SubstitutionVisitor.Operand

clazz

Constructor Summary

Constructors

Constructor	Description
AnyOperand(java.lang.Class<? extends MutableRel> clazz)

Method Summary

Modifier and Type	Method	Description
boolean	matches(SubstitutionVisitor visitor, MutableRel rel)

Methods inherited from class org.apache.calcite.plan.SubstitutionVisitor.Operand

isWeaker

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

AnyOperand

AnyOperand(java.lang.Class<? extends MutableRel> clazz)

Method Detail

matches

public boolean matches(SubstitutionVisitor visitor,
                       MutableRel rel)

Specified by:

matches in class SubstitutionVisitor.Operand