antlr
Class ParseTree

java.lang.Object
  extended byantlr.BaseAST
      extended byantlr.ParseTree
All Implemented Interfaces:
AST, java.io.Serializable
Direct Known Subclasses:
ParseTreeRule, ParseTreeToken
public abstract class ParseTree
extends BaseAST

See Also:
Serialized Form

Constructor Summary
ParseTree()
           
 
Method Summary
 java.lang.String getLeftmostDerivation(int maxSteps)
           
 java.lang.String getLeftmostDerivationStep(int step)
          Walk parse tree and return requested number of derivation steps.
 void initialize(AST ast)
           
 void initialize(int i, java.lang.String s)
           
 void initialize(Token token)
           
 
Methods inherited from class antlr.BaseAST
addChild, decode, encode, equals, equalsList, equalsListPartial, equalsTree, equalsTreePartial, findAll, findAllPartial, getColumn, getFirstChild, getLine, getNextSibling, getNumberOfChildren, getText, getTokenNames, getType, removeChildren, setFirstChild, setNextSibling, setText, setType, setVerboseStringConversion, toString, toStringList, toStringTree, xmlSerialize, xmlSerializeNode, xmlSerializeRootClose, xmlSerializeRootOpen
 
Methods inherited from class java.lang.Object
equals, getClass, hashCode, notify, notifyAll, wait, wait, wait
 

Constructor Detail

ParseTree

public ParseTree()
Method Detail

getLeftmostDerivationStep

public java.lang.String getLeftmostDerivationStep(int step)
Walk parse tree and return requested number of derivation steps. If steps <= 0, return node text. If steps == 1, return derivation string at step.

getLeftmostDerivation

public java.lang.String getLeftmostDerivation(int maxSteps)

initialize

public void initialize(int i,
                       java.lang.String s)
Specified by:
initialize in interface AST
Specified by:
initialize in class BaseAST

initialize

public void initialize(AST ast)
Specified by:
initialize in interface AST
Specified by:
initialize in class BaseAST

initialize

public void initialize(Token token)
Specified by:
initialize in interface AST
Specified by:
initialize in class BaseAST