@GET
  @Path("{version}")
  @Produces(MediaType.TEXT_PLAIN)
  @ApiOperation(value = "Get single view version", response = ViewVersionResponse.class)
  @ApiImplicitParams({
    @ApiImplicitParam(name = QUERY_FIELDS, value = QUERY_FILTER_DESCRIPTION, defaultValue = "ViewVersionInfo/*", dataType = DATA_TYPE_STRING, paramType = PARAM_TYPE_QUERY),
  })
  @ApiResponses(value = {
    @ApiResponse(code = HttpStatus.SC_OK, message = MSG_SUCCESSFUL_OPERATION),
    @ApiResponse(code = HttpStatus.SC_NOT_FOUND, message = MSG_CLUSTER_NOT_FOUND),
    @ApiResponse(code = HttpStatus.SC_UNAUTHORIZED, message = MSG_NOT_AUTHENTICATED),
    @ApiResponse(code = HttpStatus.SC_FORBIDDEN, message = MSG_PERMISSION_DENIED),
    @ApiResponse(code = HttpStatus.SC_INTERNAL_SERVER_ERROR, message = MSG_SERVER_ERROR),
    @ApiResponse(code = HttpStatus.SC_BAD_REQUEST, message = MSG_INVALID_ARGUMENTS),
  })
  public Response getVersion(String body, @Context HttpHeaders headers, @Context UriInfo ui,
                              @ApiParam(value = "view name") @PathParam("viewName") String viewName,
                              @PathParam("version") String version) {

    return handleRequest(headers, body, ui, Request.Type.GET, createResource(viewName, version));
  }
Handles: GET /views/{viewName}/versions/{version}
Get a specific view version.

@param headers  http headers
@param ui       uri info
@param viewName   view id
@param version  version id

@return view instance representation
ambari-server/src/main/java/org/apache/ambari/server/api/services/views/ViewVersionService.java