org.teiid.query.sql.symbol

Class WindowFrame

java.lang.Object

org.teiid.query.sql.symbol.WindowFrame

All Implemented Interfaces:

Cloneable, LanguageObject

public class WindowFrame
extends Object
implements LanguageObject

Defines with window frame for a window function

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	WindowFrame.FrameBound

Nested classes/interfaces inherited from interface org.teiid.query.sql.LanguageObject

LanguageObject.Util

Constructor Summary

Constructors

Constructor and Description
WindowFrame(WindowFrame.FrameMode mode)

Method Summary

Modifier and Type	Method and Description
void	acceptVisitor(LanguageVisitor visitor) Method for accepting a visitor.
WindowFrame	clone() Implement clone to make objects cloneable.
boolean	equals(Object obj)
WindowFrame.FrameBound	getEnd() Return the end bound, may be null
WindowFrame.FrameMode	getMode()
WindowFrame.FrameBound	getStart()
int	hashCode()
void	setEnd(WindowFrame.FrameBound upperBound)
void	setMode(WindowFrame.FrameMode mode)
void	setStart(WindowFrame.FrameBound lowerBound)
String	toString()

Methods inherited from class java.lang.Object

finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

WindowFrame

public WindowFrame(WindowFrame.FrameMode mode)

Method Detail

getStart

public WindowFrame.FrameBound getStart()

getEnd

public WindowFrame.FrameBound getEnd()

Return the end bound, may be null

Returns:

setStart

public void setStart(WindowFrame.FrameBound lowerBound)

setEnd

public void setEnd(WindowFrame.FrameBound upperBound)

getMode

public WindowFrame.FrameMode getMode()

setMode

public void setMode(WindowFrame.FrameMode mode)

acceptVisitor

public void acceptVisitor(LanguageVisitor visitor)

Description copied from interface: LanguageObject

Method for accepting a visitor. It is the responsibility of the language object to call back on the visitor.

Specified by:

acceptVisitor in interface LanguageObject

Parameters:

visitor - Visitor being used

hashCode

public int hashCode()

Overrides:

hashCode in class Object

toString

public String toString()

Overrides:

toString in class Object

equals

public boolean equals(Object obj)

Overrides:

equals in class Object

clone

public WindowFrame clone()

Description copied from interface: LanguageObject

Implement clone to make objects cloneable.

Specified by:

clone in interface LanguageObject

Overrides:

clone in class Object

Returns:

Deep clone of this object