/** <summary>
* Create tree node that holds the start and stop tokens associated
* with an error.
* </summary>
*
* <remarks>
* If you specify your own kind of tree nodes, you will likely have to
* override this method. CommonTree returns Token.INVALID_TOKEN_TYPE
* if no token payload but you might have to set token type for diff
* node type.
*
* You don't have to subclass CommonErrorNode; you will likely need to
* subclass your own tree node class to avoid class cast exception.
* </remarks>
*/
public virtual object ErrorNode( ITokenStream input, IToken start, IToken stop,
RecognitionException e )
{
CommonErrorNode t = new CommonErrorNode( input, start, stop, e );
//System.out.println("returning error node '"+t+"' @index="+input.index());
return t;
}
/** <summary>
* Create tree node that holds the start and stop tokens associated
* with an error.
* </summary>
*
* <remarks>
* If you specify your own kind of tree nodes, you will likely have to
* override this method. CommonTree returns Token.INVALID_TOKEN_TYPE
* if no token payload but you might have to set token type for diff
* node type.
*
* You don't have to subclass CommonErrorNode; you will likely need to
* subclass your own tree node class to avoid class cast exception.
* </remarks>
*/
public virtual object ErrorNode(ITokenStream input, IToken start, IToken stop,
RecognitionException e)
{
CommonErrorNode t = new CommonErrorNode(input, start, stop, e);
//System.out.println("returning error node '"+t+"' @index="+input.index());
return(t);
}
public void createXMLErrorNode(CommonErrorNode error, XmlWriter writer)
{
writer.WriteStartElement("ERROR");
writer.WriteAttributeString("value", error.ToStringTree());
writer.WriteEndElement();
}
