Json串和字符串转换的工具类

来源：互联网发布：php就业发展前景编辑：程序博客网时间：2024/06/05 16:36
import java.util.ArrayList;import java.util.HashMap;import java.util.Iterator;import java.util.List;import java.util.Map;import org.json.JSONArray;import org.json.JSONException;import org.json.JSONObject;import android.text.TextUtils;import com.google.gson.Gson;import com.wzlottery.bean.WZCPBaseType;import com.wzlottery.utils.MyDebug;public class JsonParaserUtils {/** * 将字符串转为json *  * @param str * @return */public static JSONObject stringToJson(String str) {JSONObject mJSONObject = null;try {mJSONObject = new JSONObject(str);} catch (Exception e) {}return mJSONObject;}/** * 将json转为Map *  * @param str * @return */public static Map<String, String> stringToMap(String json) {JSONObject jsonObject = null;Map<String, String> result = new HashMap<String, String>();try {if(!TextUtils.isEmpty(json)){jsonObject = new JSONObject(json);Iterator<String> iterator = jsonObject.keys();String key = null;String value = null;while (iterator.hasNext()) {key = iterator.next();value = jsonObject.getString(key);result.put(key, value);}}} catch (JSONException e) {e.printStackTrace();}return result;}/** * 将字符串转为List *  * @param str * @return */public static List<Map<String, String>> stringToList(String str) {List<Map<String, String>> list = null;try {if(!TextUtils.isEmpty(str)){JSONArray jsonArray = new JSONArray(str);JSONObject jsonObject;list = new ArrayList<Map<String, String>>();for (int i = 0,j = jsonArray.length(); i < j; i++) {jsonObject = jsonArray.getJSONObject(i);list.add(stringToMap(jsonObject.toString()));}}} catch (Exception e) {e.printStackTrace();MyDebug.printE("WZCP","List<Map<String, String>> stringToList(String str)");}return list;}/**将json数据转换成为对应的bean list * @param str * @param parser * @return */public static List<? extends WZCPBaseType> parserJsonArray(String str,Parser<? extends WZCPBaseType> parser){List<WZCPBaseType> list = null;try {list = new ArrayList<WZCPBaseType>();if(!TextUtils.isEmpty(str)){JSONArray jsonArray = new JSONArray(str);JSONObject jsonObject;for (int i = 0,j = jsonArray.length(); i < j; i++) {jsonObject = jsonArray.getJSONObject(i);WZCPBaseType mBean = parser.parse(jsonObject);list.add( mBean );}}} catch (Exception e) {WZCPBaseType mBean = parserJsonBean(str,parser);list.add( mBean );MyDebug.printE("WZCP",mBean.toString());e.printStackTrace();MyDebug.printE("WZCP","List<? extends WZCPBaseType> parserJsonArray");}return list;}/**将json数据转换成为对应的bean * @param str * @param parser * @return */public static WZCPBaseType parserJsonBean(String str,Parser<? extends WZCPBaseType> parser){try {JSONObject jsonObject = new JSONObject(str);return parser.parse(jsonObject);} catch (Exception e) {e.printStackTrace();MyDebug.printE("WZCP","WZCPBaseType parserJsonBean");}return null;}/** * 把数据转换成Json结构 *  * @param mType *            Object的数据，支持所有类型 * @return */public static String toJsonStr(Object mType) {Gson mGson = new Gson();String mResult = mGson.toJson(mType);return mResult;}}
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