jsonutis的工具类

package app.json;import java.util.List;import java.util.Map;import net.sf.json.JSONArray;import net.sf.json.JSONObject;import net.sf.json.JsonConfig;import net.sf.json.util.CycleDetectionStrategy;import net.sf.json.xml.XMLSerializer;/** * 处理json数据格式的工具类 * ?* @Date 2013-3-31 * @version 1.0 */public class JsonUtil { ???/** ????* 将数组转换成String类型的JSON数据格式 ????* ?????* @param objects ????* @return ????*/ ???public static String array2json(Object[] objects){ ???????????????JSONArray jsonArray = JSONArray.fromObject(objects); ???????return jsonArray.toString(); ???????????} ???????/** ????* 将list集合转换成String类型的JSON数据格式 ????* ?????* @param list ????* @return ????*/ ???public static String list2json(List list){ ???????????????JSONArray jsonArray = JSONArray.fromObject(list); ???????return jsonArray.toString(); ???????????} ???????/** ????* 将map集合转换成String类型的JSON数据格式 ????* ?????* @param map ????* @return ????*/ ???public static String map2json(Map map){ ???????????????JSONObject jsonObject = JSONObject.fromObject(map); ???????return jsonObject.toString(); ???????????} ???????/** ????* 将Object对象转换成String类型的JSON数据格式 ????* ?????* @param object ????* @return ????*/ ???public static String object2json(Object object){ ???????????????JSONObject jsonObject = JSONObject.fromObject(object); ???????return jsonObject.toString(); ???????????} ???????/** ????* 将XML数据格式转换成String类型的JSON数据格式 ????* ?????* @param xml ????* @return ????*/ ???public static String xml2json(String xml){ ???????????????JSONArray jsonArray = (JSONArray) new XMLSerializer().read(xml); ???????return jsonArray.toString(); ???????????} ???????/** ?????* 除去不想生成的字段（特别适合去掉级联的对象） ?????* ?????* @param excludes ?????* @return ???*/ ???public static JsonConfig configJson(String[] excludes) { ???????JsonConfig jsonConfig = new JsonConfig(); ???????jsonConfig.setExcludes(excludes); ???????jsonConfig.setIgnoreDefaultExcludes(true); ???????jsonConfig.setCycleDetectionStrategy(CycleDetectionStrategy.LENIENT); ???????return jsonConfig; ???} ???}