code: public static String derivePomUrl(String artifactId, String version, String artifactUrl) {
          return artifactUrl.substring(0, artifactUrl.lastIndexOf('/')) + '/' + artifactId + '-' + version + ".pom";
      }
docs: Tries to determine the URL to the pom.xml.
  
  @param artifactId the artifact id
  @param version the version
  @param artifactUrl the artifact URL
  @return the string representation of the URL