public static String getDefaultPackageName()

in impl/src/main/java/org/apache/tuscany/sdo/helper/SDOXSDEcoreBuilder.java [660:718]
55 lines of code
13 McCabe index (conditional complexity)

  public static String getDefaultPackageName(String targetNamespace)
  {
      if (targetNamespace == null)
          return null;
     
      URI uri = URI.createURI(targetNamespace);
      List parsedName;
      if (uri.isHierarchical())
      {
        String host = uri.host();
        if (host != null && host.startsWith("www."))
        {
          host = host.substring(4);
        }
        parsedName = parseNameStatic(host, '.');
        Collections.reverse(parsedName);
        if (!parsedName.isEmpty())
        {
          parsedName.set(0, ((String)parsedName.get(0)).toLowerCase());
        }
  
        parsedName.addAll(parseNameStatic(uri.trimFileExtension().path(), '/'));
      }
      else
      {
        String opaquePart = uri.opaquePart();
        int index = opaquePart.indexOf(":");
        if (index != -1 && "urn".equalsIgnoreCase(uri.scheme()))
        {
          parsedName = parseNameStatic(opaquePart.substring(0, index), '-');
          if (parsedName.size() > 0 && DOMAINS.contains(parsedName.get(parsedName.size() - 1))) 
          {
            Collections.reverse(parsedName);
            parsedName.set(0, ((String)parsedName.get(0)).toLowerCase());
          }
          parsedName.addAll(parseNameStatic(opaquePart.substring(index + 1), '/'));
        }
        else
        {
          parsedName = parseNameStatic(opaquePart, '/');
        }
      }

      StringBuffer qualifiedPackageName = new StringBuffer();
      for (Iterator i = parsedName.iterator(); i.hasNext(); )
      {
        String packageName = (String)i.next();
        if (packageName.length() > 0)
        {
          if (qualifiedPackageName.length() > 0)
          {
            qualifiedPackageName.append('.');
          }
          qualifiedPackageName.append(validNameStatic(packageName, LOWER_CASE,"_"));
        }
      }
    
    return qualifiedPackageName.toString().toLowerCase(); //make sure it's lower case .. we can't work with Axis if not.
  }