001 /* 002 * Sonar, open source software quality management tool. 003 * Copyright (C) 2009 SonarSource SA 004 * mailto:contact AT sonarsource DOT com 005 * 006 * Sonar is free software; you can redistribute it and/or 007 * modify it under the terms of the GNU Lesser General Public 008 * License as published by the Free Software Foundation; either 009 * version 3 of the License, or (at your option) any later version. 010 * 011 * Sonar is distributed in the hope that it will be useful, 012 * but WITHOUT ANY WARRANTY; without even the implied warranty of 013 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 014 * Lesser General Public License for more details. 015 * 016 * You should have received a copy of the GNU Lesser General Public 017 * License along with Sonar; if not, write to the Free Software 018 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02 019 */ 020 package org.sonar.wsclient.unmarshallers; 021 022 import java.util.Map; 023 024 public final class JsonUtils { 025 026 private JsonUtils() { 027 // only static methods 028 } 029 030 public static String getString(Map obj, String field) { 031 Object value = obj.get(field); 032 if (value != null) { 033 return (String) value; 034 } 035 return null; 036 } 037 038 public static Integer getInteger(Map obj, String field) { 039 Object value = obj.get(field); 040 if (value != null) { 041 return ((Long) value).intValue(); 042 } 043 return null; 044 } 045 046 public static Long getLong(Map obj, String field) { 047 Object value = obj.get(field); 048 if (value != null) { 049 return (Long) value; 050 } 051 return null; 052 } 053 054 public static Double getDouble(Map obj, String field) { 055 Object value = obj.get(field); 056 if (value != null) { 057 return (Double) value; 058 } 059 return null; 060 } 061 }