code:             public void send(final String format, final Object... args) {
                  descriptor.debug(logger, format, args);
              }
          }
          final Debug debug = new Debug();
          Set<User> users = RecipientProviderUtilities.getChangeSetAuthors(Collections.<Run<?, ?>>singleton(context.getRun()), debug);
          RecipientProviderUtilities.addUsers(users, context.getListener(), env, to, cc, bcc, debug);
      }
  
      @Extension
      public static final class DescriptorImpl extends RecipientProviderDescriptor {
          @Override
          public String getDisplayName() {
              return "Developers";
          }
      }
  }
  