ASTPtPowerNode

java.lang.Object
- ptolemy.data.expr.ASTPtRootNode
- - ptolemy.data.expr.ASTPtPowerNode

All Implemented Interfaces:

java.lang.Cloneable, Node
```
public class ASTPtPowerNode
extends ASTPtRootNode
```
The parse tree created from the expression string consists of a hierarchy of node objects. This class represents exponentiation nodes in the parse tree. (the operator "^")

Since:

Ptolemy II 2.1

Version:

$Id$

Author:

Neil Smyth, Bart Kienhuis, Steve Neuendorffer

See Also:

ASTPtRootNode, PtParser, Token

Pt.AcceptedRating:

Red (cxh)

Pt.ProposedRating:

Yellow (nsmyth)

- Field Summary
  - Fields inherited from class ptolemy.data.expr.ASTPtRootNode
    _children, _id, _isConstant, _parent, _ptToken, _ptType
- Constructor Summary
  
  Constructors
  Constructor Description
  
  ASTPtPowerNode(int id)
  
  ASTPtPowerNode(PtParser p, int id)
- Method Summary
  
  All Methods Instance Methods Concrete Methods
  Modifier and Type Method Description
  
  void visit(ParseTreeVisitor visitor)
  Traverse this node with the given visitor.
  - Methods inherited from class ptolemy.data.expr.ASTPtRootNode
    clone, displayParseTree, evaluateParseTree, getToken, getType, isCongruent, isConstant, isEvaluated, jjtAddChild, jjtClose, jjtGetChild, jjtGetNumChildren, jjtGetParent, jjtOpen, jjtSetParent, setConstant, setToken, setType, toString, toString
  - Methods inherited from class java.lang.Object
    equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

- Constructor Detail
  - ASTPtPowerNode
```
public ASTPtPowerNode(int id)
```
  - ASTPtPowerNode
```
public ASTPtPowerNode(PtParser p,
                      int id)
```
- Method Detail
  - visit
```
public void visit(ParseTreeVisitor visitor)
           throws IllegalActionException
```
    Traverse this node with the given visitor.
    
    Overrides:
    
    visit in class ASTPtRootNode
    
    Parameters:
    
    visitor - The visitor.
    
    Throws:
    
    IllegalActionException - Always thrown in this base class the visit() method is not implemented here.