@GET @ApiIgnore // until documented
  @Produces("text/plain")
  public Response getAlerts(
      @Context HttpHeaders headers,
      @Context UriInfo ui) {
    return handleRequest(headers, null, ui, Request.Type.GET,
      createResourceInstance(null));
  }
Gets all the definitions for the target
ambari-server/src/main/java/org/apache/ambari/server/api/services/AlertService.java