JSONAccessor.java :  » JBoss » richfaces-ui-3.3.2 » org » richfaces » json » Java Open Source

/**
 * License Agreement.
 *
 *  JBoss RichFaces - Ajax4jsf Component Library
 *
 * Copyright (C) 2007  Exadel, Inc.
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License version 2.1 as published by the Free Software Foundation.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301  USA
 */

package org.richfaces.json;

import java.util.Collection;
import java.util.Map;


class JSONAccessor {
  static boolean putValue(JSONObject object, String key, Object value) {
    try {
      if (value instanceof Boolean) {
        object.put(key, ((Boolean) value).booleanValue());
      } else if (value instanceof Double) {
        object.put(key, ((Double) value).doubleValue());
      } else if (value instanceof Integer) {
        object.put(key, ((Integer) value).intValue());
      } else if (value instanceof Long) {
        object.put(key, ((Long) value).longValue());
      } else if (value instanceof Collection) {
        object.put(key, (Collection) value);
      } else if (value instanceof Map) {
        object.put(key, (Map) value);
      } else {
        object.put(key, value);
      }
    } catch (JSONException e) {
      e.printStackTrace();

      return false;
    }
    
    //no exception - suppose it's added
    return true;
  }

  static Object unwrapValue(Object value) throws JSONException {
    if (value instanceof JSONObject) {
      return new JSONMap((JSONObject) value);
    } else if (value instanceof JSONArray) {
      return new JSONCollection((JSONArray) value);
    }

    return value;
  }
  
  static Object getValue(JSONObject object, String key) throws JSONException {
    return unwrapValue(object.get(key));
  }
}