code: public Collection<AlertChannel> list(String name)
      {
          List<AlertChannel> ret = new ArrayList<AlertChannel>();
          Collection<AlertChannel> channels = list();
          for(AlertChannel channel : channels)
          {
              if(channel.getName().equals(name))
                  ret.add(channel);
          }
          return ret;
      }
docs: Returns the set of alert channels with the given name.
  @param name The name of the alert channels to return
  @return The set of alert channels