I did use Buildr::POM.load(path) before, but had the same errors.
After these tests, I found out that the M2_REPO var not being defined
was causing the error in this case.

Now it works like a charm! Thanks!

On Thu, Mar 8, 2012 at 4:38 PM, Antoine Toulme <[email protected]> wrote:
> If you look up pom.rb, its method POM.load does the heavy lifting.
>
> Then see the methods on the POM class to access dependencies, properties and
> whatnot.
>
> Best of luck!
>
> Antoine
>
>
> On Thu, Mar 8, 2012 at 11:30, Khristian <[email protected]> wrote:
>>
>> Hi Antoine,
>> thanks for the tips, it's close to what I'm trying to do. I'm trying
>> to parse the POM file to get dependencies, artifact names and other
>> stuff to use in an application that is not primarily maven-related
>> (for acessing Jira info, for example).
>>
>> As for going through buildr's guts, calling
>> "Buildr::Generate::from_maven2_pom(path)" was my best idea so far =/
>> Could you direct me to a more fruitful strategy?
>>
>> Thanks a lot,
>>
>>
>> On Thu, Mar 8, 2012 at 4:19 PM, Antoine Toulme <[email protected]>
>> wrote:
>> > That clears things up for me a bit, so here is some general advice I
>> > hope
>> > can help:
>> >
>> > You cannot use buildr without a Buildfile - except if you use the buildr
>> > task to generate one.
>> > Buildr has a builtin task to create a Buildfile from a pom.xml file,
>> > just
>> > go buildr -T for more information.
>> > You cannot use buildr within a ruby script. Buildr is packaged as an
>> > application and expects to behave in that setting.
>> >
>> > If you are interested in using a specific functionality of Buildr, like
>> > reading pom files, you probably will have to fork or require some of the
>> > buildr ruby files individually.
>> >
>> > On Thu, Mar 8, 2012 at 11:13, Khristian <[email protected]> wrote:
>> >
>> >> After some more code inspecting, I found that the "rakefile" var used
>> >> in the "application.rb->Application->buildfile" is nil, but I couldn't
>> >> figure out where it comes from.
>> >> The method:
>> >>
>> >> https://github.com/apache/buildr/blob/1.4.6/lib/buildr/core/application.rb#L167
>> >> The POM file is very basic: http://pastie.org/3550371
>> >>
>> >> Any suggestions?
>> >>
>> >> On Thu, Mar 8, 2012 at 3:46 PM, Khristian <[email protected]> wrote:
>> >> > After testing with different path formats (single-quoted,
>> >> > double-quoted, with forward slashes and backslashes), I noticed that
>> >> > File.expand_path always expands the path to "F:/project/pom.xml".
>> >> >
>> >> > It seems the error has something to do with my local maven
>> >> > configuration (M2_REPO, etc), based on the stacktrace. After setting
>> >> > the M2_REPO environment variable, the stacktrace changed, but not the
>> >> > final exception. I will investigate further and post results later.
>> >> > Thanks for the help so far!
>> >> >
>> >> > On Thu, Mar 8, 2012 at 3:12 PM, Antoine Toulme
>> >> > <[email protected]>
>> >> wrote:
>> >> >> I think the path you pass along is invalid.
>> >> >>
>> >> >> The path in Windows is expected to use backticks,
>> >> >> F:\project\pom.xml.
>> >> >>
>> >> >> jruby, trying to read this path, fails in the expand_path method.
>> >> >>
>> >> >> That's all I can tell at first sight (and without a Windows
>> >> >> machine).
>> >> >>
>> >> >> You can try to read the JRuby source code for that method to find
>> >> >> out
>> >> more.
>> >> >>
>> >>
>> >> https://github.com/jruby/jruby/blob/1.6.5.1/src/org/jruby/RubyFile.java#L1100
>> >> >>
>> >> >> On Thu, Mar 8, 2012 at 09:36, Khristian <[email protected]> wrote:
>> >> >>
>> >> >>> I'm trying to read an existing Maven 2 POM file in an application
>> >> >>> I'm
>> >> >>> developing. For this, I tried to use Buildr in the following ways:
>> >> >>>
>> >> >>> ----------------------
>> >> >>> require 'rubygems'
>> >> >>> require 'buildr'
>> >> >>>
>> >> >>> path="F:/project/pom.xml"
>> >> >>>
>> >> >>> # POM.load:
>> >> >>> pom=Buildr::POM.load(path)
>> >> >>>
>> >> >>> # Generate:
>> >> >>> Buildr::Generate::from_maven2_pom(path)
>> >> >>> -----------------------
>> >> >>> Both ways fail in the same way (from pom.rb:52):
>> >> >>> >jruby  pom.rb
>> >> >>> TypeError: can't convert nil into String
>> >> >>>      expand_path at org/jruby/RubyFile.java:1100
>> >> >>>        buildfile at
>> >> >>>
>> >> >>>
>> >>
>> >> c:/prog/jruby-1.6.5.1/lib/ruby/gems/1.8/gems/buildr-1.4.6-java/lib/buildr/core/application.rb:171
>> >> >>>        load_from at
>> >> >>>
>> >> >>>
>> >>
>> >> c:/prog/jruby-1.6.5.1/lib/ruby/gems/1.8/gems/buildr-1.4.6-java/lib/buildr/core/application.rb:108
>> >> >>>             user at
>> >> >>>
>> >> >>>
>> >>
>> >> c:/prog/jruby-1.6.5.1/lib/ruby/gems/1.8/gems/buildr-1.4.6-java/lib/buildr/core/application.rb:76
>> >> >>>            local at
>> >> >>>
>> >> >>>
>> >>
>> >> c:/prog/jruby-1.6.5.1/lib/ruby/gems/1.8/gems/buildr-1.4.6-java/lib/buildr/packaging/artifact.rb:594
>> >> >>>           locate at
>> >> >>>
>> >> >>>
>> >>
>> >> c:/prog/jruby-1.6.5.1/lib/ruby/gems/1.8/gems/buildr-1.4.6-java/lib/buildr/packaging/artifact.rb:622
>> >> >>>         artifact at
>> >> >>>
>> >> >>>
>> >>
>> >> c:/prog/jruby-1.6.5.1/lib/ruby/gems/1.8/gems/buildr-1.4.6-java/lib/buildr/packaging/artifact.rb:758
>> >> >>>             load at
>> >> >>>
>> >> >>>
>> >>
>> >> c:/prog/jruby-1.6.5.1/lib/ruby/gems/1.8/gems/buildr-1.4.6-java/lib/buildr/java/pom.rb:39
>> >> >>>       initialize at
>> >> >>>
>> >> >>>
>> >>
>> >> c:/prog/jruby-1.6.5.1/lib/ruby/gems/1.8/gems/buildr-1.4.6-java/lib/buildr/java/pom.rb:74
>> >> >>>             load at
>> >> >>>
>> >> >>>
>> >>
>> >> c:/prog/jruby-1.6.5.1/lib/ruby/gems/1.8/gems/buildr-1.4.6-java/lib/buildr/java/pom.rb:52
>> >> >>>  from_maven2_pom at
>> >> >>>
>> >> >>>
>> >>
>> >> c:/prog/jruby-1.6.5.1/lib/ruby/gems/1.8/gems/buildr-1.4.6-java/lib/buildr/core/generate.rb:95
>> >> >>>           (root) at pom.rb:7
>> >> >>>
>> >> >>> I am using Buildr 1.4.6 (JRuby 1.6.5.1).
>> >> >>>
>> >> >>> Any idea what might be happening/being done wrong?
>> >> >>>
>> >> >>> Thanks,
>> >> >>> --
>> >> >>> Khristian Alexander Schönrock
>> >> >>>
>> >> >
>> >> >
>> >> >
>> >> > --
>> >> > Khristian Alexander Schönrock
>> >> > http://derkosak.blogspot.com - Meu blógue!
>> >>
>> >>
>> >>
>> >> --
>> >> Khristian Alexander Schönrock
>> >>
>>
>>
>>
>> --
>> Khristian Alexander Schönrock
>
>
-- 
Khristian Alexander Schönrock

Reply via email to