com.unitesk.atp.tree.tool.antlr
Class LinkedToken

java.lang.Object
  antlr.Token
      antlr.CommonToken
          com.unitesk.atp.tree.tool.antlr.LinkedToken

All Implemented Interfaces:

Cloneable

public class LinkedToken
extends antlr.CommonToken

Token linked with previous/next tokens and (optional) with tree node

Version:

$Id: LinkedToken.java,v 1.3 2005/06/01 06:40:22 all-x Exp $

Author:

Alexey Demakov

Field Summary

protected LinkedToken	next
protected Node	node
protected LinkedToken	prev

Fields inherited from class antlr.CommonToken

col, line, text

Fields inherited from class antlr.Token

badToken, EOF_TYPE, INVALID_TYPE, MIN_USER_TYPE, NULL_TREE_LOOKAHEAD, SKIP, type

Constructor Summary

LinkedToken()

Method Summary

LinkedToken	getNextToken() Get the next token
Node	getNode() Get linked tree node.
LinkedToken	getPrevToken() Get the previous token
String	getText() Overrides CommonToken.getText()
void	insertAfter(String after) Insert token after this token.
void	insertBefore(String before) Insert token before this token.
void	setNextToken(LinkedToken next) Link to the next token
void	setNode(Node node) Link token with tree node.
void	setPrevToken(LinkedToken prev) Link to the previous token
void	wrap(String before, String after) Insert tokens before and after this token.

Methods inherited from class antlr.CommonToken

getColumn, getLine, setColumn, setLine, setText, toString

Methods inherited from class antlr.Token

getFilename, getType, setFilename, setType

Methods inherited from class java.lang.Object

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

Field Detail

node

protected Node node

prev

protected LinkedToken prev

next

protected LinkedToken next

Constructor Detail

LinkedToken

public LinkedToken()

Method Detail

getText

public String getText()

Overrides CommonToken.getText()

Overrides:

getText in class antlr.CommonToken

setNode

public void setNode(Node node)

Link token with tree node.

Parameters:

node - tree node to link to

getNode

public Node getNode()

Get linked tree node.

Returns:

linked tree node or null

setPrevToken

public void setPrevToken(LinkedToken prev)

Link to the previous token

Parameters:

prev - the previous token

getPrevToken

public LinkedToken getPrevToken()

Get the previous token

Returns:

the previous token (or null for the first token)

setNextToken

public void setNextToken(LinkedToken next)

Link to the next token

Parameters:

next - the next token

getNextToken

public LinkedToken getNextToken()

Get the next token

Returns:

the next token (or null for the first token)

insertBefore

public void insertBefore(String before)

Insert token before this token.

Parameters:

before - the text of token to be inserted

insertAfter

public void insertAfter(String after)

Insert token after this token.

Parameters:

after - the text of token to be inserted

wrap

public void wrap(String before,
                 String after)

Insert tokens before and after this token.

Parameters:

before - the text of token to be inserted before

after - the text of token to be inserted after

See Also:

insertBefore( before ), insertAfter( after )