cager.jexpr.ast
Class AST

java.lang.Object
  cager.jexpr.ast.AST

Direct Known Subclasses:

ArgumentList, ClassDeclaration, CompilationUnit, FormalParameters, Statement, TypedAST

public abstract class AST

extends java.lang.Object

The base class for all AST classes.

Author:

Paul Cager.

Constructor Summary

AST()

AST(AST parent)

Method Summary

void	dump(int level) Dump this node and all children to System.out.
protected void	dumpChildren(int level)
protected static java.lang.String	dumpPrefix(int level)
abstract AST[]	getChildren()
AST	getParent()
void	setParent(AST parent)
abstract java.lang.Object	visit(Visitor v, java.lang.Object o) Provided to implement the visitor pattern.

Methods inherited from class java.lang.Object

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

Constructor Detail

AST

public AST()

AST

public AST(AST parent)

Method Detail

setParent

public void setParent(AST parent)

getParent

public AST getParent()

getChildren

public abstract AST[] getChildren()

dump

public void dump(int level)

Dump this node and all children to System.out.

dumpChildren

protected void dumpChildren(int level)

dumpPrefix

protected static java.lang.String dumpPrefix(int level)

visit

public abstract java.lang.Object visit(Visitor v,
                                       java.lang.Object o)
                                throws ParseException

Provided to implement the visitor pattern.

Throws:

ParseException