/* Generated By:JavaCC: Do not edit this line. Token.java Version 3.0 */
package cide.gparser;
/**
* Describes the input token stream.
*/
public class Token {
/**
* An integer that describes the kind of this token. This numbering system
* is determined by JavaCCParser, and a table of these numbers is stored in
* the file ...Constants.java.
*/
public int kind;
/**
* beginLine and beginColumn describe the position of the first character of
* this token; endLine and endColumn describe the position of the last
* character of this token.
*/
public int beginLine, beginColumn, endLine, endColumn;
public int offset, length;
/**
* helper function, returns position of the last character
*/
public int getEndOffset() {
return offset + length;
}
/**
* helper function, sets the length. must be called after the offset is set
*/
public void setEndOffset(int endoffset) {
this.length = endoffset - offset;
}
/**
* The string image of the token.
*/
public String image;
/**
* A reference to the next regular (non-special) token from the input
* stream. If this is the last token from the input stream, or if the token
* manager has not read tokens beyond this one, this field is set to null.
* This is true only if this token is also a regular token. Otherwise, see
* below for a description of the contents of this field.
*/
public Token next;
/**
* This field is used to access special tokens that occur prior to this
* token, but after the immediately preceding regular (non-special) token.
* If there are no such special tokens, this field is set to null. When
* there are more than one such special token, this field refers to the last
* of these special tokens, which in turn refers to the next previous
* special token through its specialToken field, and so on until the first
* special token (whose specialToken field is null). The next fields of
* special tokens refer to other special tokens that immediately follow it
* (without an intervening regular token). If there is no such token, this
* field is null.
*/
public Token specialToken;
/**
* Returns the image.
*/
public String toString() {
return "[Token kind="+kind+" image=\""+image+"\" loc="+offset+"-"+(offset+length)+"]";
}
/**
* Returns a new Token object, by default. However, if you want, you can
* create and return subclass objects based on the value of ofKind. Simply
* add the cases to the switch for all those special cases. For example, if
* you have a subclass of Token called IDToken that you want to create if
* ofKind is ID, simlpy add something like :
*
* case MyParserConstants.ID : return new IDToken();
*
* to the following switch statement. Then you can cast matchedToken
* variable to the appropriate type and use it in your lexical actions.
*/
public static final Token newToken(int ofKind) {
switch (ofKind) {
default:
return new Token();
}
}
}