Prerequisites src = source.getPrerequisites();
        if (src != null) {
            Prerequisites tgt = target.getPrerequisites();
            if (tgt == null) {
                tgt = new Prerequisites();
                tgt.setMaven(null);
                target.setPrerequisites(tgt);
            }
            mergePrerequisites(tgt, src, sourceDominant, context);