Java tutorial
/* * * * * * 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.ccreanga.bitbucket.rest.client.http.responseparsers; import com.google.gson.JsonElement; import com.google.gson.JsonObject; public class ParserUtil { public static boolean optionalJsonBoolean(JsonObject json, String name) { JsonElement element = json.get(name); if ((element == null) || (element.isJsonNull())) return false; return element.getAsBoolean(); } public static long optionalJsonLong(JsonObject json, String name) { JsonElement element = json.get(name); if ((element == null) || (element.isJsonNull())) return -1; return element.getAsLong(); } public static String optionalJsonString(JsonObject json, String name) { JsonElement element = json.get(name); if ((element == null) || (element.isJsonNull())) return null; return element.getAsString(); } }