| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| /* global define, module, require, exports */ |
| |
| (function (root, factory) { |
| if (typeof define === 'function' && define.amd) { |
| define(['jquery', |
| 'nf.Common'], |
| function ($, nfCommon) { |
| return (nf.Client = factory($, nfCommon)); |
| }); |
| } else if (typeof exports === 'object' && typeof module === 'object') { |
| module.exports = (nf.Client = |
| factory(require('jquery'), |
| require('nf.Common'))); |
| } else { |
| nf.Client = |
| factory(root.$, |
| root.nf.Common); |
| } |
| }(this, function ($, nfCommon) { |
| 'use strict'; |
| |
| var clientId = null; |
| |
| return { |
| /** |
| * Initializes the client. |
| * |
| * @returns deferred |
| */ |
| init: function () { |
| return $.ajax({ |
| type: 'GET', |
| url: '../nifi-api/flow/client-id', |
| }).done(function (cid) { |
| clientId = cid; |
| }); |
| }, |
| |
| /** |
| * Builds the revision fof the specified component |
| * @param d The component |
| * @returns The revision |
| */ |
| getRevision: function (d) { |
| return { |
| 'clientId': clientId, |
| 'version': d.revision.version |
| }; |
| }, |
| |
| /** |
| * Determines whether the proposedData is not older than the currentData. |
| * |
| * @param currentData Maybe be null, if the proposedData is new to this canvas |
| * @param proposedData Maybe not be null |
| * @return {boolean} whether proposedData is newer than currentData |
| */ |
| isNewerRevision: function (currentData, proposedData) { |
| if (nfCommon.isDefinedAndNotNull(currentData)) { |
| var currentRevision = currentData.revision; |
| var proposedRevision = proposedData.revision; |
| |
| // return whether the proposed revision is not less |
| return proposedRevision.version >= currentRevision.version; |
| } else { |
| return true; |
| } |
| } |
| }; |
| })); |
