}
        if (path == null) {
            paths.remove(id);
        } else {
            paths.put(id, path);
        }
    }

    /**
     * Retrieve a stream of the project's artifacts.
     * Do not include the POM artifact as the file can't be set anyway.
     */
    private Stream<org.apache.maven.artifact.Artifact> getProjectArtifacts(MavenProject project) {