org.hibernate.hql.internal.ast.tree
Class ResultVariableRefNode

java.lang.Object
  extended by antlr.BaseAST
      extended by antlr.CommonAST
          extended by org.hibernate.hql.internal.ast.tree.Node
              extended by org.hibernate.hql.internal.ast.tree.SqlNode
                  extended by org.hibernate.hql.internal.ast.tree.HqlSqlWalkerNode
                      extended by org.hibernate.hql.internal.ast.tree.ResultVariableRefNode
All Implemented Interfaces:
antlr.collections.AST, 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.

See Also:
Serialized Form

Field Summary
 
Fields inherited from class antlr.BaseAST
down, right
 
Constructor Summary
ResultVariableRefNode()
           
 
Method Summary
 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.internal.ast.tree.HqlSqlWalkerNode
getAliasGenerator, getASTFactory, getSessionFactoryHelper, getWalker, initialize
 
Methods inherited from class org.hibernate.hql.internal.ast.tree.SqlNode
getDataType, getOriginalText, setDataType, setText
 
Methods inherited from class org.hibernate.hql.internal.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 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


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