Model target = new Model();
        Model source = new Model();
        target.setLicenses(new ArrayList<License>());
        License lic1 = new License();
        License lic2 = new License();
        target.getLicenses().add(lic1);
        source.setLicenses(new ArrayList<License>());
        source.getLicenses().add(lic2);

        new MavenMerger().mergeModel(target, source, false, null);

        if (prerequisites != null) {
            properties.put("prerequisites.maven", prerequisites.getMaven());
        }

        List<License> licenses = model.getLicenses();
        properties.put("license.count", licenses.size());
        for (int i = 0; i < licenses.size(); i++) {
            License license = licenses.get(i);