@PUT @ApiIgnore // until documented
  @Path("{feedName}")
  @Produces("text/plain")
  public Response updateFeed(String body, @Context HttpHeaders headers, @Context UriInfo ui,
                                @PathParam("feedName") String feedName) {

    return handleRequest(headers, body, ui, Request.Type.PUT, createFeedResource(feedName));
  }
Handles: PUT /feeds/{feedName}
Update a specific feed.

@param headers     http headers
@param ui          uri info
@param feedName feed id
@return information regarding the updated feed
ambari-server/src/main/java/org/apache/ambari/server/api/services/FeedService.java