NodeChoice

java.lang.Object
- EDU.purdue.jtb.parser.syntaxtree.NodeChoice

All Implemented Interfaces:

INode, java.io.Serializable
```
public class NodeChoice
extends java.lang.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 EDU.purdue.jtb.parser.syntaxtree.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

All Methods Instance Methods Concrete Methods
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 java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Field Detail
  - 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 Detail
  - 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 Detail
  - 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