Re: [m2] How to get artifact and Maven project for dependencies and transitive dependencies

[Marvin Froeder <m...@rvin.info>]

Hi guys...

If I have an artifact, how do I get the artifact dependencies?

VELO

Hi,
>
> As part of my effort to write a customized dependency report (in XML), I
> looked
> at the maven-project-reports-info-plugin to understand how the dependency
> resolution works. I made a slight modification, as it somehow didn't
> produce
> the results I wanted. I'm doing the following:
>
> To get a list of dependencies for a Maven project (List object contains a
> list
> of Dependency objects):
>
> // get list of dependencies
> List dependencies = project.getDependencies();
>
>
> To get the project artifact associated with a dependency:
>
> // create project artifact for dependency
> Artifact depArtifact =
> artifactFactory
> .createProjectArtifact(dependency.getGroupId(), dependency
> .getArtifactId(), dependency.getVersion(),
> dependency.getScope());
>
>
> To get a Maven project object associated with an artifact (assuming that
> the
> Artifact type is "pom"):
>
> // get project associated with artifact
> return mavenProjectBuilder.buildFromRepository(artifact,
> project.getRemoteArtifactRepositories(), localRepository);
>
>
> At last I'm resolving transitive dependencies by looking up the Maven
> project
> object associated with a dependency, getting a list of dependencies from
> that
> project object, getting the project artifact associated with each of those
>
> dependencies (to get download URL and description). I can parse the
> dependency
> tree by doing this recursively (though I'm stopping at level 1 at this
> point).
>
> Can anybody tell me if there is a better way (and possibly a way which
> guarantees that this still will work with Maven 2.1+) to do this work?
>
> Thanks,
>
Chris