org.hibernate.hql.internal.ast.tree

Class SelectExpressionList

java.lang.Object

antlr.BaseAST

antlr.CommonAST

org.hibernate.hql.internal.ast.tree.Node

org.hibernate.hql.internal.ast.tree.SqlNode

org.hibernate.hql.internal.ast.tree.HqlSqlWalkerNode

org.hibernate.hql.internal.ast.tree.SelectExpressionList

All Implemented Interfaces:

antlr.collections.AST, Serializable, InitializeableNode

Direct Known Subclasses:

ConstructorNode, SelectClause

public abstract class SelectExpressionList
extends HqlSqlWalkerNode

Common behavior - a node that contains a list of select expressions.

See Also:

Serialized Form

Field Summary

Fields inherited from class antlr.BaseAST

down, right

Constructor Summary

Constructors

Constructor and Description
SelectExpressionList()

Method Summary

Methods

Modifier and Type	Method and Description
SelectExpression[]	collectSelectExpressions() Returns an array of SelectExpressions gathered from the children of the given parent AST node.
protected abstract antlr.collections.AST	getFirstSelectExpression() Returns the first select expression node that should be considered when building the array of select expressions.
List<Integer>	getParameterPositions() The position of parameters within the list of select expressions of this clause
int	getTotalParameterCount() The total number of parameter projections of this expression.

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, getRenderText, 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

SelectExpressionList

public SelectExpressionList()

Method Detail

collectSelectExpressions

public SelectExpression[] collectSelectExpressions()

Returns an array of SelectExpressions gathered from the children of the given parent AST node.

Returns:

an array of SelectExpressions gathered from the children of the given parent AST node.

getTotalParameterCount

public int getTotalParameterCount()

The total number of parameter projections of this expression.

Returns:

The number of parameters in this select clause.

getParameterPositions

public List<Integer> getParameterPositions()

The position of parameters within the list of select expressions of this clause

Returns:

a list of positions representing the mapping from order of occurence to position

getFirstSelectExpression

protected abstract antlr.collections.AST getFirstSelectExpression()

Returns the first select expression node that should be considered when building the array of select expressions.

Returns:

the first select expression node that should be considered when building the array of select expressions