@GET
    @Produces(MediaType.TEXT_PLAIN)
    @ApiOperation(value = "Handle GET resource with 404 response")
    public Response get() {
      return getResponse();
    }
Handles: GET /{resourceName}
Handle GET resource with 404 response
@return 404 response with msg
ambari-server/src/main/java/org/apache/ambari/server/api/services/views/ViewInstanceService.java