code: public static HostEndsWithOneOf valueOf(String spec) {
  		return new HostEndsWithOneOf(Iterables.toArray(SPLITTER.split(spec), String.class));
  	}
docs: Get a new <code>HostEndsWithOneOf</code> that will accept only URIs whose host part suffix is one of the given suffixes
  
  @param spec a String containing the allowed suffixes (separated by ',')
  @return a new <code>HostEndsWithOneOf</code> that will accept only URIs whose host suffix is one of the strings specified by <code>spec</code>