@GET @ApiIgnore // until documented
  @Produces(MediaType.TEXT_HTML)
  public String  htmlCheck() {
    return "<html> " + "<title>" + "Status" + "</title>"
        + "<body><h1>" + status + "</body></h1>" + "</html> ";
  }
A simple POJO to do a health check on the server to see if its running
or not
ambari-server/src/main/java/org/apache/ambari/server/api/rest/HealthCheck.java