code: protected final Name nameFrom( String namespaceUri,
                                     String localName ) {
          return factories().getNameFactory().create(namespaceUri, localName);
      }
docs: Create a name from the given namespace URI and local name. This is equivalent to calling "
  <code>factories().getNameFactory().create(namespaceUri,localName)</code>", and is simply provided for convenience.
  
  @param namespaceUri the namespace URI
  @param localName the local name
  @return the new name
  @throws IllegalArgumentException if the local name is <code>null</code> or empty
  @see NameFactory#create(String, TextDecoder)
  @see NameFactory#create(String, String, TextDecoder)
  @see NameFactory#create(String, String)
  @see #nameFrom(String)
  @see #nameFrom(String, String, TextDecoder)