[antlr-interest] Re: Passing OutputStream to Lexer

[bob mcwhirter]

I personally think having antlr adopt either log4j or the
jakarta-commons-logging API would be a good thing.

log4j would allow us to do just about anything we want
with the output.

	-bob

On Fri, 7 Jun 2002, spenserkao wrote:

> Empirically, I think I've found the alternative for the same goal.
> In the Lexer part of the grammar, create a method something like
> Public String getOutputMsg() { … } to return the outgoing message, 
> then in the main program, where Parser and Lexer will be 
> instantiated, call the public method to pass the outgoing message to 
> PrintWriter.println().
> 
> I am answering my own question here:o)
> 
> Regards, Spenser
> --- In antlr-interest at y..., "Spenser Kao" <spenserkao at o...> wrote:
> > Question on Java version antlr 2.7.1: 
> > Is there any to pass OutputStream to Lexer constructor?
> >  
> > I can pass an InputStream instance to the Lexer constructor; can I 
> do
> > the same with OutputStream? 
> > So far I can only redirect the o/p message to a file on the command
> > line, but passing an OutputStream onto Lexer on the fly will be 
> more
> > flexible and it seems none of current Lexer constructors allows me 
> to do
> > that.
> >  
> > Any clue will be much appreciated! 
> >  
> > Regards, 
> >  
> > Spenser
> 
> 
>  
> 
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> 

--
Bob McWhirter        bob at werken.com
The Werken Company   http://werken.com/


 

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