org.apache.derby.iapi.sql.compile

Interface Visitable

All Known Subinterfaces:

Optimizable

All Known Implementing Classes:

BinaryArithmeticOperatorNode, BinaryComparisonOperatorNode, BinaryListOperatorNode, BooleanConstantNode, CharConstantNode, ColumnDefinitionNode, ColumnReference, ConstraintDefinitionNode, CurrentOfNode, CursorNode, DB2LengthOperatorNode, DefaultNode, FKConstraintDefinitionNode, GetCurrentConnectionNode, InListOperatorNode, InsertNode, IntersectOrExceptNode, IsNullNode, LengthOperatorNode, LikeEscapeOperatorNode, MatchingClauseNode, MergeNode, NotNode, NumericConstantNode, OrderedColumn, OrderedColumnList, ParameterNode, Predicate, QueryTreeNode, ResultSetNode, RowCountNode, RowNumberFunctionNode, StatementNode, StaticClassFieldReferenceNode, TableName, UnaryComparisonOperatorNode, UnaryLogicalOperatorNode, UntypedNullConstantNode, UpdateNode, ValueNode, VarbitConstantNode, WindowDefinitionNode, WindowFunctionNode, WindowNode, WindowReferenceNode, XMLConstantNode

public interface Visitable

A Visitable is something that can be visited by a Visitor

Method Summary

Modifier and Type	Method and Description
Visitable	accept(Visitor v) Accept a visitor, and call v.visit() on child nodes as necessary.
void	addTag(java.lang.String tag) Add a tag to this Visitable.
boolean	taggedWith(java.lang.String tag) Return true if this Visitable is tagged with the indicated tag.

Method Detail

accept

Visitable accept(Visitor v)
          throws StandardException

Accept a visitor, and call v.visit() on child nodes as necessary.

Parameters:

v - the visitor

Throws:

StandardException - on error

addTag

void addTag(java.lang.String tag)

Add a tag to this Visitable.

taggedWith

boolean taggedWith(java.lang.String tag)

Return true if this Visitable is tagged with the indicated tag.