Android Json解析工具类

/** * Json与javaBean之间的转换工具类 *  *          需要 *              json-lib-2.4-jdk15.jar *              ezmorph-1.0.6.jar *              commons-collections-3.1.jar *              commons-lang-2.0.jar *          支持 */public class JsonPluginsUtil {    *//**       * 从一个JSON 对象字符格式中得到一个java对象       *        * @param jsonString       * @param beanCalss       * @return       *//*    @SuppressWarnings("unchecked")    public static  T jsonToBean(String jsonString, Class beanCalss) {        JSONObject jsonObject = JSONObject.fromObject(jsonString);        T bean = (T) JSONObject.toBean(jsonObject, beanCalss);        return bean;    }    *//**       * 将java对象转换成json字符串       *     * @param bean       * @return       *//*    public static String beanToJson(Object bean) {        JSONObject json = JSONObject.fromObject(bean);        return json.toString();    }    *//**       * 将java对象转换成json字符串       *     * @param bean       * @return       *//*    public static String beanToJson(Object bean, String[] _nory_changes, boolean nory) {        JSONObject json = null;        if(nory){//转换_nory_changes里的属性            Field[] fields = bean.getClass().getDeclaredFields();            String str = "";            for(Field field : fields){//              System.out.println(field.getName());                str+=(":"+field.getName());            }            fields = bean.getClass().getSuperclass().getDeclaredFields();            for(Field field : fields){//              System.out.println(field.getName());                str+=(":"+field.getName());            }            str+=":";            for(String s : _nory_changes){                str = str.replace(":"+s+":", ":");            }            json = JSONObject.fromObject(bean,configJson(str.split(":")));        }else{//转换除了_nory_changes里的属性            json = JSONObject.fromObject(bean,configJson(_nory_changes));        }        return json.toString();    }     private static JsonConfig configJson(String[] excludes) {                   JsonConfig jsonConfig = new JsonConfig();                   jsonConfig.setExcludes(excludes);   //                jsonConfig.setIgnoreDefaultExcludes(false);   ////              jsonConfig.setCycleDetectionStrategy(CycleDetectionStrategy.LENIENT);   //              jsonConfig.registerJsonValueProcessor(Date.class,   ////                  new DateJsonValueProcessor(datePattern));                   return jsonConfig;               }      *//**     * 将java对象List集合转换成json字符串       * @param beans     * @return     *//*    public static String beanListToJson(List beans) {        StringBuffer rest = new StringBuffer();        rest.append("[");        int size = beans.size();        for (int i = 0; i < size; i++) {            rest.append(beanToJson(beans.get(i))+((i1)?",":""));        }        rest.append("]");        return rest.toString();    }    *//**     *      * @param beans     * @param _no_changes     * @return     *//*    public static String beanListToJson(List beans, String[] _nory_changes, boolean nory) {        StringBuffer rest = new StringBuffer();        rest.append("[");        int size = beans.size();        for (int i = 0; i < size; i++) {            try{                rest.append(beanToJson(beans.get(i),_nory_changes,nory));                if(i1){                    rest.append(",");                }            }catch(Exception e){                e.printStackTrace();            }        }        rest.append("]");        return rest.toString();    }    *//**       * 从json HASH表达式中获取一个map，改map支持嵌套功能       *     * @param jsonString       * @return       *//*    @SuppressWarnings("unchecked")    public static Map jsonToMap(String jsonString) {        JSONObject jsonObject = JSONObject.fromObject(jsonString);        Iterator keyIter = jsonObject.keys();        String key;        Object value;        Map valueMap = new HashMap();        while (keyIter.hasNext()) {            key = (String) keyIter.next();            value = jsonObject.get(key).toString();            valueMap.put(key, value);        }        return valueMap;    }    *//**     * map集合转换成json格式数据     * @param map     * @return     *//*    public static String mapToJson(Map map, String[] _nory_changes, boolean nory){        String s_json = "{";         Set key = map.keySet();         for (Iterator<?> it = key.iterator(); it.hasNext();) {             String s = (String) it.next();             if(map.get(s) == null){             }else if(map.get(s) instanceof List<?>){                 s_json+=(s+":"+JsonPluginsUtil.beanListToJson((List<?>)map.get(s), _nory_changes, nory));             }else{                 JSONObject json = JSONObject.fromObject(map);                 s_json += (s+":"+json.toString());;             }             if(it.hasNext()){                 s_json+=",";             }        }         s_json+="}";        return s_json;     }    *//**       * 从json数组中得到相应java数组       *     * @param jsonString       * @return       *//*    public static Object[] jsonToObjectArray(String jsonString) {        JSONArray jsonArray = JSONArray.fromObject(jsonString);        return jsonArray.toArray();    }    public static String listToJson(List<?> list) {        JSONArray jsonArray = JSONArray.fromObject(list);        return jsonArray.toString();    }    *//**       * 从json对象集合表达式中得到一个java对象列表       *     * @param jsonString       * @param beanClass       * @return       *//*    @SuppressWarnings("unchecked")    public static  List jsonToBeanList(String jsonString, Class beanClass) {        JSONArray jsonArray = JSONArray.fromObject(jsonString);        JSONObject jsonObject;        T bean;        int size = jsonArray.size();        List list = new ArrayList(size);        for (int i = 0; i < size; i++) {            jsonObject = jsonArray.getJSONObject(i);            bean = (T) JSONObject.toBean(jsonObject, beanClass);            list.add(bean);        }        return list;    }    *//**       * 从json数组中解析出java字符串数组       *     * @param jsonString       * @return       *//*    public static String[] jsonToStringArray(String jsonString) {        JSONArray jsonArray = JSONArray.fromObject(jsonString);        String[] stringArray = new String[jsonArray.size()];        int size = jsonArray.size();        for (int i = 0; i < size; i++) {            stringArray[i] = jsonArray.getString(i);        }        return stringArray;    }    *//**       * 从json数组中解析出javaLong型对象数组       *     * @param jsonString       * @return       *//*    public static Long[] jsonToLongArray(String jsonString) {        JSONArray jsonArray = JSONArray.fromObject(jsonString);        int size = jsonArray.size();        Long[] longArray = new Long[size];        for (int i = 0; i < size; i++) {            longArray[i] = jsonArray.getLong(i);        }        return longArray;    }    *//**       * 从json数组中解析出java Integer型对象数组       *     * @param jsonString       * @return       *//*    public static Integer[] jsonToIntegerArray(String jsonString) {        JSONArray jsonArray = JSONArray.fromObject(jsonString);        int size = jsonArray.size();        Integer[] integerArray = new Integer[size];        for (int i = 0; i < size; i++) {            integerArray[i] = jsonArray.getInt(i);        }        return integerArray;    }    *//**       * 从json数组中解析出java Double型对象数组       *     * @param jsonString       * @return       *//*    public static Double[] jsonToDoubleArray(String jsonString) {        JSONArray jsonArray = JSONArray.fromObject(jsonString);        int size = jsonArray.size();        Double[] doubleArray = new Double[size];        for (int i = 0; i < size; i++) {            doubleArray[i] = jsonArray.getDouble(i);        }        return doubleArray;    }}
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