net.cscott.sdr.calls.ast
Class AstNode

java.lang.Object
  net.cscott.sdr.calls.ast.AstNode

Direct Known Subclasses:

Comp, Condition, OptCall, ParCall, SeqCall

public abstract class AstNode
extends Object

A Comp is a composition operator: either a sequence, an option list, a parallel split, or a restriction operator. A top-level Comp is a call definition. Lower-level Comps you can think of as call "comp"onents.

Version:

$Id: AstNode.java,v 1.1 2006-10-17 16:29:05 cananian Exp $

Author:

C. Scott Ananian

Field Summary

int

type

Constructor Summary

protected	AstNode(int type)
protected	AstNode(int type, String name)

Method Summary

abstract <T> AstNode	accept(TransformVisitor<T> v, T t)
abstract <RESULT,CLOSURE> RESULT	accept(ValueVisitor<RESULT,CLOSURE> v, CLOSURE cl)
protected String	argsToString()
String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

type

public final int type

Constructor Detail

AstNode

protected AstNode(int type)

AstNode

protected AstNode(int type,
                  String name)

Method Detail

accept

public abstract <T> AstNode accept(TransformVisitor<T> v,
                                   T t)

accept

public abstract <RESULT,CLOSURE> RESULT accept(ValueVisitor<RESULT,CLOSURE> v,
                                               CLOSURE cl)

toString

public String toString()

Overrides:

toString in class Object

argsToString

protected String argsToString()