streamit.frontend.nodes
Class FENode

java.lang.Object
  streamit.frontend.nodes.FENode

Direct Known Subclasses:

Expression, FieldDecl, Function, Program, SplitterJoiner, Statement, StreamCreator, StreamSpec, StreamType

public abstract class FENode
extends Object

Any node in the tree created by the front-end's parser. This is the root of the front-end class tree. Derived classes include statement, expression, and stream object nodes.

Version:

$Id: FENode.java,v 1.2 2003/10/09 19:50:59 dmaze Exp $

Author:

David Maze <dmaze@cag.lcs.mit.edu>

Constructor Summary

FENode(FEContext context)
Create a new node with the specified context.

Method Summary

abstract Object	accept(FEVisitor v) Calls an appropriate method in a visitor object with this as a parameter.
FEContext	getContext() Returns the context associated with this node.

Methods inherited from class java.lang.Object

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

Constructor Detail

FENode

public FENode(FEContext context)

Create a new node with the specified context.

Parameters:

context - file and line number for the node

Method Detail

getContext

public FEContext getContext()

Returns the context associated with this node.

Returns:

context object with file and line number

accept

public abstract Object accept(FEVisitor v)

Calls an appropriate method in a visitor object with this as a parameter.

Parameters:

v - visitor object

Returns:

the value returned by the method corresponding to this type in the visitor object