getPluginContext() is the one you want. Use that to stash your info.
On 24 July 2013 15:15, Francesco Mari <mari.france...@gmail.com> wrote:
> Thank you for the link, but I don't need to coordinate multiple projects in
> the same session. My use case is only focused on one project.
>
> What about serializing the information somewhere in the
> ${project.build.directory} folder?
>
> Are there any issues I should aware of if I implement this solution?
>
>
> 2013/7/24 Stephen Connolly <stephen.alan.conno...@gmail.com>
>
> > Ahh yes... that's the one... I spent 3-5 min searching for it.
> >
> > getPluginContext() is the map you want (unless you want to span
> modules...
> > even then I think you can cheat slightly by doing some funky stuff)
> >
> >
> > On 24 July 2013 14:20, Baptiste MATHUS <m...@batmat.net> wrote:
> >
> > > Hi,
> > >
> > > I remember doing that for build-helper. It was for many executions of
> the
> > > same mojo though, not sure how it behaves with different mojos.
> > > See
> > >
> > >
> >
> http://mojo.10943.n7.nabble.com/build-helper-m-p-thread-safety-issue-td39561.htmland
> > > the ReserveListenerPortMojo
> > >
> > > My 2 cents.
> > >
> > > Cheers
> > > Le 24 juil. 2013 14:17, "Stephen Connolly" <
> > > stephen.alan.conno...@gmail.com>
> > > a écrit :
> > >
> > > > This is generally a tad tricky.
> > > >
> > > > 1. Because of class unloading it may not be possible to use the
> > Hack-type
> > > > solution of stashing the data in a Class level static field. Though
> > that
> > > > solution will work as long as the field uses a collection type that
> > > allows
> > > > for GC when the MavenProject that it is caching a value for has been
> > > > collected by GC (think of the users of Maven Embedder who's Maven
> > process
> > > > may be long lived and reused multiple times)
> > > >
> > > > 2. Easiest way may just be to serialize the value into a string form
> > and
> > > > set a project property with a non-maven resolvable name to the string
> > > > value. For example I do not think it is possible to have a Maven
> > property
> > > > start with the null character.
> > > >
> > > > You code will need to be defensive, and if the property (or cache
> value
> > > if
> > > > you go route 1) is missing it will have to calculate the value from
> > > scratch
> > > >
> > > >
> > > > On 24 July 2013 12:57, Francesco Mari <mari.france...@gmail.com>
> > wrote:
> > > >
> > > > > Hi,
> > > > >
> > > > > I wrote some MOJOs which use common data. This data depends on the
> > > > > structure of the project and can't be changed at runtime.
> > > > >
> > > > > I would like to compute this information at the beginiing of the
> > build
> > > > > process, and re-use it in each related goal. Ideally, the first
> goal
> > > > should
> > > > > compute the data, and the following ones will just use it.
> > > > >
> > > > > Which is the best option? Are there any plugins already
> implementing
> > > > such a
> > > > > strategy, so I can take a look at their source code?
> > > > >
> > > >
> > >
> >
>
