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.api.web.gwt.client.webservices;
021    
022    import com.google.gwt.core.client.JavaScriptObject;
023    import com.google.gwt.json.client.JSONArray;
024    import com.google.gwt.json.client.JSONObject;
025    import org.sonar.api.web.gwt.client.Utils;
026    
027    import java.util.ArrayList;
028    import java.util.List;
029    
030    public final class PropertiesQuery extends Query<Properties> {
031    
032      private String key;
033    
034      public PropertiesQuery() {
035      }
036    
037      public PropertiesQuery(String key) {
038        this.key = key;
039      }
040    
041      @Override
042      public String toString() {
043        String url = Utils.getServerApiUrl() + "/properties";
044        if (key != null) {
045          url += "/" + key;
046        }
047        return url + "?";
048      }
049    
050      @Override
051      public void execute(QueryCallBack<Properties> callback) {
052        JsonUtils.requestJson(this.toString(), new JSONHandlerDispatcher<Properties>(callback) {
053          @Override
054          public Properties parseResponse(JavaScriptObject obj) {
055            return new Properties(parseProperties(obj));
056          }
057    
058          private List<Property> parseProperties(JavaScriptObject obj) {
059            JSONArray array = new JSONArray(obj);
060            List<Property> properties = new ArrayList<Property>();
061            for (int i = 0; i < array.size(); i++) {
062              JSONObject jsonObject = array.get(i).isObject();
063              if (jsonObject != null) {
064                properties.add(parseProperty(jsonObject));
065              }
066            }
067            return properties;
068          }
069    
070          private Property parseProperty(JSONObject json) {
071            return new Property(JsonUtils.getString(json, "key"), JsonUtils.getString(json, "value"));
072          }
073        });
074      }
075    }