Re: [classad-users] Error message

[Giuseppe Avellino <giuseppe.avellino@xxxxxxxxxx>]

Alain Aslag Roy wrote:

> Giuseppe,
>
> >I need to get the error message displayed by the parse() method of the
> >class ClassAddParser and put it in a string or something else.  How can
> >I do it? is there a "global" variable containing the error message or a
> >particular method returning this message?
>
> Yes, I believe we can get the Java ClassAd source code to you. I believe
> the only real issue is that no one has packaged it up yet. I will try to do
> this within a couple of days and get it to you. Can you receive large
> attachments in email?
>
> I asked the Java developer (who isn't yet on this email list) about the
> above question, and he wrote:
>
> >Currently, parse error messages are always written to System.err.  You can
> >turn these messages off entirely by calling p.setVerbosity(0), where p is
> >your instance of lassAdParser.  If you have access to the source (I
> >believe the policy is "open source" for Condor Java code), you should find
> >it easy to modify the method error(String), which is at the end of
> >classad.y, to get the functionality you want.  The file classad.y is
> >processed by a version of yacc to create Parser.java, which is used by
> >ClassAdParser.   Everything in classad.y from the last "%%" to the end is
> >simply copied into Parser.java, so it should be easy to do add a "public
> >String errorMessage" field (or a private field and a public
> >getErrorMessage method).  A somewhat cleaner solution (which I will add to
> >the RFE list) would be to add a method to ClassAdParser along the lines of
> >"void setErrorStream(PrintWriter err)". You could then use a StringWriter
> >if you want the error messsage as a string.
>
> -alain

I thank you for the source code, I can recieve attachment files up to 5 Mb.

Giuseppe


Condor Classads Info:
http://www.cs.wisc.edu/condor/classad/