| // Copyright (C) 2015 The Android Open Source Project |
| // |
| // Licensed 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. |
| |
| package com.googlesource.gerrit.plugins.cfoauth; |
| |
| import com.google.gson.JsonElement; |
| import com.google.gson.JsonObject; |
| import com.google.gson.JsonParser; |
| import com.google.gson.JsonPrimitive; |
| |
| public class JsonUtils { |
| |
| public static String getAttribute(JsonObject json, String name) { |
| JsonPrimitive prim = getAsJsonPrimitive(json, name); |
| return prim != null && prim.isString() ? prim.getAsString() : null; |
| } |
| |
| public static long getLongAttribute(JsonObject json, String name, |
| long defaultValue) { |
| JsonPrimitive prim = getAsJsonPrimitive(json, name); |
| return prim != null && prim.isNumber() ? prim.getAsLong() : defaultValue; |
| } |
| |
| public static JsonPrimitive getAsJsonPrimitive(JsonObject json, String name) { |
| JsonElement attr = json.get(name); |
| if (attr == null || !attr.isJsonPrimitive()) { |
| return null; |
| } |
| return attr.getAsJsonPrimitive(); |
| } |
| |
| public static JsonObject getAsJsonObject(String s) { |
| JsonElement json = new JsonParser().parse(s); |
| if (!json.isJsonObject()) { |
| return new JsonObject(); |
| } |
| return json.getAsJsonObject(); |
| } |
| |
| } |