Package org.apache.poi.ss.formula.token

Class EmptyNode

java.lang.Object

org.apache.poi.ss.formula.token.EmptyNode

All Implemented Interfaces:

FormulaTokenNode

public class EmptyNode
extends Object
implements FormulaTokenNode

Method Summary

Modifier and Type	Method	Description
<R> R	accept(TokenNodeVisitor<R> visitor)	Use the given [visitor] to visit this node.
boolean	add(FormulaTokenNode child)
static EmptyNode	getInstance()
NodeId	getNodeId()
int	getType()
boolean	hasOperands()
boolean	isOp()
FormulaTokenNode	normalize(FormulaTokenParser parser)
<R> List<R>	visitChildren(TokenNodeVisitor<R> visitor)	Use the given [visitor] to visit all of the children of this node.

Methods inherited from class java.lang.Object

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

Method Detail

getInstance

public static EmptyNode getInstance()

getNodeId

public NodeId getNodeId()

Specified by:

getNodeId in interface FormulaTokenNode

getType

public int getType()

Specified by:

getType in interface FormulaTokenNode

hasOperands

public boolean hasOperands()

Specified by:

hasOperands in interface FormulaTokenNode

isOp

public boolean isOp()

Specified by:

isOp in interface FormulaTokenNode

add

public boolean add(FormulaTokenNode child)

Specified by:

add in interface FormulaTokenNode

normalize

public FormulaTokenNode normalize(FormulaTokenParser parser)

Specified by:

normalize in interface FormulaTokenNode

accept

public <R> R accept(TokenNodeVisitor<R> visitor)

Description copied from interface: FormulaTokenNode

Use the given [visitor] to visit this node. Return the value returned by the visitor as a result of visiting this node.

Specified by:

accept in interface FormulaTokenNode

visitChildren

public <R> List<R> visitChildren(TokenNodeVisitor<R> visitor)

Description copied from interface: FormulaTokenNode

Use the given [visitor] to visit all of the children of this node. Return the values returned by the visitor as a result of visiting each child node.

Specified by:

visitChildren in interface FormulaTokenNode