gudusoft.gsqlparser.nodes

Class TOrderByItem

java.lang.Object

gudusoft.gsqlparser.nodes.TParseTreeNode

gudusoft.gsqlparser.nodes.TOrderByItem

All Implemented Interfaces:

Visitable

public class TOrderByItem
extends TParseTreeNode

Item in order by clause.

Syntax:

 ORDER BY {sort-key [ASC|DESC}[,..n]
 sort-key:
  simple-column-name
  simple-integer
  sort-key-expression
 

Constructor Summary

Constructors

Constructor and Description
TOrderByItem()

Method Summary

Modifier and Type	Method and Description
void	accept(TParseTreeVisitor v) Accept a visitor
void	acceptChildren(TParseTreeVisitor v) Accept a visitor to iterate this class and sub-nodes of this class
void	doParse(TCustomSqlStatement psql, ESqlClause plocation) Analyze the sub-nodes inside this node.
TExpression	getSortKey()
ESortType	getSortOrder()
int	getSortType() Deprecated. As of v1.6.4.9, use getSortOrder() instead
void	init(Object arg1) Initialize a query tree node.
void	setSortKey(TExpression sortKey)
void	setSortOrder(ESortType sortOrder)
void	setSortType(int sortType)
void	setSortTypeByToken(TSourceToken st)
void	TOrderByItem()

Methods inherited from class gudusoft.gsqlparser.nodes.TParseTreeNode

addAllMyTokensToTokenList, appendString, fastSetString, getColumnNo, getDummyTag, getEndToken, getGsqlparser, getLineNo, getNodeType, getStartToken, init, init, init, init, init, removeAllMyTokensFromTokenList, setDummyTag, setEndToken, setEndToken, setEndToken, setEndToken, setGsqlparser, setIncludingComment, setNodeType, setStartToken, setStartToken, setStartToken, setStartToken, setString, toScript, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

TOrderByItem

public TOrderByItem()

Method Detail

getSortOrder

public ESortType getSortOrder()

setSortOrder

public void setSortOrder(ESortType sortOrder)

setSortKey

public void setSortKey(TExpression sortKey)

TOrderByItem

public void TOrderByItem()

getSortType

public int getSortType()

Deprecated. As of v1.6.4.9, use getSortOrder() instead

Returns:

sort order

setSortTypeByToken

public void setSortTypeByToken(TSourceToken st)

getSortKey

public TExpression getSortKey()

init

public void init(Object arg1)

Description copied from class: TParseTreeNode

Initialize a query tree node. Used internally

Overrides:

init in class TParseTreeNode

Parameters:

arg1 - first argument

doParse

public void doParse(TCustomSqlStatement psql,
                    ESqlClause plocation)

Description copied from class: TParseTreeNode

Analyze the sub-nodes inside this node. Such as build the relationship between table and column.

Overrides:

doParse in class TParseTreeNode

Parameters:

psql - SQL statement this node belongs to

plocation - SQL clause this node belongs to

accept

public void accept(TParseTreeVisitor v)

Description copied from class: TParseTreeNode

Accept a visitor

Specified by:

accept in interface Visitable

Overrides:

accept in class TParseTreeNode

Parameters:

v - visitor is a descendant class of TParseTreeVisitor

acceptChildren

public void acceptChildren(TParseTreeVisitor v)

Description copied from class: TParseTreeNode

Accept a visitor to iterate this class and sub-nodes of this class

Specified by:

acceptChildren in interface Visitable

Overrides:

acceptChildren in class TParseTreeNode

Parameters:

v - visitor is a descendant class of TParseTreeVisitor

setSortType

public void setSortType(int sortType)