Class NodeChoice

java.lang.Object

EDU.purdue.jtb.parser.syntaxtree.NodeChoice

All Implemented Interfaces:

INode, Serializable

public class NodeChoice
extends Object
implements INode

Represents a grammar choice (|), e.g. ' ( A | B ) '.
The class stores the node and the "which" choice indicator (0, 1, ...).

See Also:

• Serialized Form

Field Summary

Fields

Modifier and Type	Field	Description
INode	choice	The real node
int	total	The total number of choices
int	which	The "which" choice indicator

Fields inherited from interface INode

LS

Constructor Summary

Constructors

Constructor	Description
NodeChoice(INode node)	Constructs the NodeChoice with a given node and non standard (-1) which choice and total number of choices.
NodeChoice(INode node, int whichChoice, int totalChoices)	Constructs the NodeChoice with a given node, a which choice and a total (not controlled).

Method Summary

Modifier and Type	Method	Description
int	accept(IIntVisitor vis)	Accepts a IIntVisitor visitor with user return data.
void	accept(IVoidVisitor vis)	Accepts a IVoidVisitor visitor} visitor with user return data.

Methods inherited from class Object

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

Field Details

choice

public INode choice

The real node

which

public int which

The "which" choice indicator

total

public int total

The total number of choices

Constructor Details

NodeChoice

public NodeChoice(INode node)

Constructs the NodeChoice with a given node and non standard (-1) which choice and total number of choices.

Parameters:

node - - the node

NodeChoice

public NodeChoice(INode node,
 int whichChoice,
 int totalChoices)

Constructs the NodeChoice with a given node, a which choice and a total (not controlled).

Parameters:

node - - the node

whichChoice - - the which choice

totalChoices - - the total number of choices

Method Details

accept

public int accept(IIntVisitor vis)

Accepts a IIntVisitor visitor with user return data.

Specified by:

accept in interface INode

Parameters:

vis - - the visitor

Returns:

the user Return data

accept

public void accept(IVoidVisitor vis)

Accepts a IVoidVisitor visitor} visitor with user return data.

Specified by:

accept in interface INode

Parameters:

vis - - the visitor