public interface ExpressionVisitor
GroupingExpression
objects in a GroupingOperation
. It is used by the GroupingValidator
to ensure that all
referenced attributes are valid for the cluster being queried.Modifier and Type | Method and Description |
---|---|
void |
visitExpression(GroupingExpression exp)
This method is called for every
GroupingExpression object in the targeted GroupingOperation . |
void visitExpression(GroupingExpression exp)
GroupingExpression
object in the targeted GroupingOperation
.exp
- The expression being visited.Copyright © 2018. All rights reserved.