}
        }
        return result;
    }

    @Override
    public void updateVersion(String version, ArtifactRepository localRepository) {
        setResolvedVersion(version);
        setFile(new File(localRepository.getBasedir(), localRepository.pathOf(this)));
    }

    @Override
    public String getDownloadUrl() {
        return downloadUrl;
    }

    @Override

    /**
     * Creates a derived session using the given local repository.
     *
     * @param localRepository the new local repository
     * @return the derived session
     * @throws NullPointerException if {@code localRepository} is null
     */
    @Nonnull
    Session withLocalRepository(@Nonnull LocalRepository localRepository);

    /**
     * Creates a derived session using the given remote repositories.
     *