| Class | Line # | Actions | |||
|---|---|---|---|---|---|
| JSONUtils | 29 | 12 | 8 |
| 1 | /* | |
| 2 | * Jalview - A Sequence Alignment Editor and Viewer ($$Version-Rel$$) | |
| 3 | * Copyright (C) $$Year-Rel$$ The Jalview Authors | |
| 4 | * | |
| 5 | * This file is part of Jalview. | |
| 6 | * | |
| 7 | * Jalview is free software: you can redistribute it and/or | |
| 8 | * modify it under the terms of the GNU General Public License | |
| 9 | * as published by the Free Software Foundation, either version 3 | |
| 10 | * of the License, or (at your option) any later version. | |
| 11 | * | |
| 12 | * Jalview is distributed in the hope that it will be useful, but | |
| 13 | * WITHOUT ANY WARRANTY; without even the implied warranty | |
| 14 | * of MERCHANTABILITY or FITNESS FOR A PARTICULAR | |
| 15 | * PURPOSE. See the GNU General Public License for more details. | |
| 16 | * | |
| 17 | * You should have received a copy of the GNU General Public License | |
| 18 | * along with Jalview. If not, see <http://www.gnu.org/licenses/>. | |
| 19 | * The Jalview Authors are detailed in the 'AUTHORS' file. | |
| 20 | */ | |
| 21 | package jalview.util; | |
| 22 | ||
| 23 | import java.io.IOException; | |
| 24 | import java.io.Reader; | |
| 25 | import java.util.List; | |
| 26 | ||
| 27 | import org.json.simple.parser.ParseException; | |
| 28 | ||
| 29 | public class JSONUtils | |
| 30 | { | |
| 31 | ||
| 32 | /** | |
| 33 | * Converts a JSONArray of values to a string as a comma-separated list. | |
| 34 | * Answers null if the array is null or empty. | |
| 35 | * | |
| 36 | * @param jsonArray | |
| 37 | * @return | |
| 38 | */ | |
| 39 | 0 | public static String arrayToStringList(List<Object> jsonArray) |
| 40 | { | |
| 41 | 0 | int n; |
| 42 | ||
| 43 | 0 | if (jsonArray == null || (n = jsonArray.size()) == 0) |
| 44 | { | |
| 45 | 0 | return null; |
| 46 | } | |
| 47 | ||
| 48 | /** | |
| 49 | * BH TODO to Platform? | |
| 50 | * | |
| 51 | * @j2sNative | |
| 52 | * | |
| 53 | * return jsonArray.elementData.slice(0, n).join(","); | |
| 54 | */ | |
| 55 | { | |
| 56 | 0 | StringBuilder sb = new StringBuilder(); |
| 57 | 0 | for (int i = 0; i < n; i++) |
| 58 | { | |
| 59 | 0 | if (i > 0) |
| 60 | { | |
| 61 | 0 | sb.append(","); |
| 62 | } | |
| 63 | 0 | sb.append(jsonArray.get(i).toString()); |
| 64 | } | |
| 65 | 0 | return sb.toString(); |
| 66 | } | |
| 67 | } | |
| 68 | ||
| 69 | /** | |
| 70 | * The method all JSON parsing must go through for JavaScript. | |
| 71 | * | |
| 72 | * @param r | |
| 73 | * a BufferedReader or a javascript.json.JSON.JSONReader | |
| 74 | * @return | |
| 75 | * @throws IOException | |
| 76 | * @throws ParseException | |
| 77 | */ | |
| 78 | 0 | public static Object parse(Reader r) throws IOException, ParseException |
| 79 | { | |
| 80 | 0 | return Platform.parseJSON(r); |
| 81 | } | |
| 82 | ||
| 83 | 0 | public static Object parse(String json) throws ParseException |
| 84 | { | |
| 85 | 0 | return Platform.parseJSON(json); |
| 86 | } | |
| 87 | ||
| 88 | 0 | public static String stringify(Object obj) |
| 89 | { | |
| 90 | 0 | return new org.json.JSONObject(obj).toString(); |
| 91 | } | |
| 92 | ||
| 93 | } |