FW: [antlr-interest] got new "language implementation" lectur e au dio up

[Matt Benson]

Not sure what you mean by "smart IDEs", but my
longtime goal is to implement a good, strong, portable
Java analysis library that can be used for code
completion, among other things.

-Matt

--- Jim O'Connor <Jim.OConnor at microfocus.com> wrote:
> Hi Matt,
>   It has many features that my Java analysis tool
> needs.  It parses a Java
> file (Grammar).  It creates a symbol table (resolves
> types/variables/methods).  With the Antlr grammar, I
> can construct an AST
> for any number of purposes.  The JavaSrc code
> creates HTML pages similar to
> JavaDoc.  The HTML creation is a nice sidelight to
> view the initial work but
> may not be useful for all purposes.
> 
>   I would like to incorporate the symbol table
> information with the AST
> information to create a local database for each java
> file, class or other
> "destinct module", whatever that means.   The AST
> allows navigation throught
> the parse tree but doesn't tell me (quickly)  where
> the class ACCOUNT is
> used throughout the file.  Where is the method
> ACCOUNT.balance() used?  
> 
>   My current strategy is to 
> 
> A. parse lots of java files
> B.  save off XML representations of each AST
> c. gather the symbol table information
> D. resolve type/variable/methods
> E. ?write out the symbol table information?
> F. read in an AST
> 	1. Match the AST with Symbol table information 
> 	2. Create a sorted "local database" for each AST 
> G. Re-work names/coarse grained items for easy
> lookup.
> 
> 
> The "click the links" javadoc approach is a valuable
> tool.  My goal is a
> more interactive fine grained query at fast speeds. 
> With a database that
> can support these queries, I will be able to solve
> the year 10,000 problem
> in Java code.  Where are all date fields that use
> just four characters to
> represent a year?
> 
> Jim
> 
> P.S. If you can tell me how "smart" IDEs work, I'm
> all ears.  
> 
> 
> 
> -----Original Message-----
> From: Matt Benson [mailto:gudnabrsam at yahoo.com]
> Sent: Wednesday, February 19, 2003 3:51 PM
> To: antlr-interest at yahoogroups.com
> Subject: Re: FW: [antlr-interest] got new "language
> implementation"
> lecture au dio up
> 
> 
> I have never heard of this thing until now.  This is
> right along the lines of what I have been looking
> for/working with.  For what purpose are you wanting
> to
> use this code, Jim?
> 
> 
> --- Jim O'Connor <Jim.OConnor at microfocus.com> wrote:
> > 
> > Hi Terence,
> >   I've been through the "JavaSrc"
> > http://home.austin.rr.com/kjohnston/javasrc.htm
> > implementation of a symbol
> > table. It originated with the four part series of
> > articles
> >
>
http://developer.java.sun.com/developer/technicalArticles/Parser/SeriesPt4/.
> > I assume you are familiar with it. ;)
> > 
> >   I have two questions that come from different
> > "ends".  The first is the
> > step-by-step reasoning.  Where should I jump in to
> > define objects that
> > contain the necessary information? (example,
> > JavaToken, ClassDef, etc...).
> > The "other end" is a consideration of intermediate
> > forms.  I have a lot of
> > .java files.  "JavaSrc" makes two passes saving
> off
> > reference.txt for
> > particular directories.  What is the plan with
> > memory considerations?  Can
> > XML be used for intermediate forms?  I have had
> > little "luck" trying to
> > implement/understand XTAL to make it effective.
> > 
> >   Another question.  What about imports?  Jar
> files?
> >  Can introspection be
> > used?
> > 
> > Jim
> > 
> > 
> >   
> > 
> > 
> > 
> > 
> > -----Original Message-----
> > From: Terence Parr [mailto:parrt at jguru.com]
> > Sent: Tuesday, February 18, 2003 1:47 PM
> > To: antlr-interest at yahoogroups.com
> > Subject: Re: [antlr-interest] got new "language
> > implementation" lecture
> > audio up
> > 
> > 
> > 
> > On Tuesday, February 18, 2003, at 10:42 AM, Matt
> > Benson wrote:
> > 
> > > Just curious... when do symbol tables come up? 
> > and
> > > can TreeParsers be used in any direct/helpful
> way
> > to
> > > generate them?
> > 
> > Hi Matt,
> > 
> > I was going to do sym tabs tomorrow, but must do
> GC
> > real quick and then 
> > get the folks started on ANTLR itself.  Plus, I
> want
> > to think more 
> > about sym tab stuff before presenting.  Now is the
> > time to tell me 
> > precisely what you want to learn about in that
> > regard! ;)
> > 
> > Ter
> > --
> > Co-founder, http://www.jguru.com
> > Creator, ANTLR Parser Generator:
> > http://www.antlr.org
> > Lecturer in Comp. Sci., University of San
> Francisco
> > 
> > 
> >  
> > 
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> > 
> >  
> > 
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> > 
> 
> 
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