org.hibernate.hql.ast.tree

Class ResultVariableRefNode

java.lang.Object

antlr.BaseAST

antlr.CommonAST

org.hibernate.hql.ast.tree.Node

org.hibernate.hql.ast.tree.SqlNode

org.hibernate.hql.ast.tree.HqlSqlWalkerNode

org.hibernate.hql.ast.tree.ResultVariableRefNode

All Implemented Interfaces:

antlr.collections.AST, java.io.Serializable, InitializeableNode

public class ResultVariableRefNode
extends HqlSqlWalkerNode

Represents a reference to a result_variable as defined in the JPA 2 spec. For example: select v as value from tab1 order by value

"value" used in the order by clause is a reference to the result_variable, "value", defined in the select clause.

Author:

Gail Badner

See Also:

Serialized Form

Field Summary

Fields inherited from class antlr.BaseAST

down, right

Constructor Summary

Constructors

Constructor and Description
ResultVariableRefNode()

Method Summary

Methods

Modifier and Type	Method and Description
java.lang.String	getRenderText(SessionFactoryImplementor sessionFactory) Retrieve the text to be used for rendering this particular node.
void	setSelectExpression(SelectExpression selectExpression) Set the select expression that defines the result variable.

Methods inherited from class org.hibernate.hql.ast.tree.HqlSqlWalkerNode

getAliasGenerator, getASTFactory, getSessionFactoryHelper, getWalker, initialize

Methods inherited from class org.hibernate.hql.ast.tree.SqlNode

getDataType, getOriginalText, setDataType, setText

Methods inherited from class org.hibernate.hql.ast.tree.Node

getColumn, getFilename, getLine, getTextLength, initialize, initialize

Methods inherited from class antlr.CommonAST

getText, getType, initialize, setType

Methods inherited from class antlr.BaseAST

addChild, decode, encode, equals, equalsList, equalsListPartial, equalsTree, equalsTreePartial, findAll, findAllPartial, getFirstChild, getNextSibling, getNumberOfChildren, getTokenNames, removeChildren, setFirstChild, setNextSibling, setVerboseStringConversion, toString, toStringList, toStringTree, xmlSerialize, xmlSerializeNode, xmlSerializeRootClose, xmlSerializeRootOpen

Methods inherited from class java.lang.Object

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

Constructor Detail

ResultVariableRefNode

public ResultVariableRefNode()

Method Detail

setSelectExpression

public void setSelectExpression(SelectExpression selectExpression)
                         throws antlr.SemanticException

Set the select expression that defines the result variable.

Parameters:

selectExpression - the select expression; selectExpression.getAlias() must be non-null

Throws:

antlr.SemanticException - if selectExpression or selectExpression.getAlias() is null.

getRenderText

public java.lang.String getRenderText(SessionFactoryImplementor sessionFactory)

Retrieve the text to be used for rendering this particular node.

Overrides:

getRenderText in class Node

Parameters:

sessionFactory - The session factory

Returns:

The text to use for rendering