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  • java代码(处理json串)

    package test;

    import com.alibaba.fastjson.JSON;

    import com.alibaba.fastjson.JSONObject;

    public class DealJsonString

    {

        /* JSON文本parseJSONObject或者JSONArray

        public static final Object parse(String text)

        JSON文本parseJSONObject

        public static final JSONObject parseObject(String text)

        JSON文本parseJSONArray

        public static final JSONArray parseArray(String text)

        JavaBean转换为JSONObject或者JSONArray

        public static final Object toJSON(Object javaObject)

        JSON文本parseJavaBean

        public static final T parseObject(String text, Class clazz)

        JSON文本parseJavaBean集合

        public static final List parseArray(String text, Class clazz)

        JavaBean序列化为JSON文本

        public static final String toJSONString(Object object);

        JavaBean序列化为带格式的JSON文本

        public static final String toJSONString(Object object, boolean prettyFormat)

        */

        public static vopersonId main(String[] args)

        {

            String jsonStr1 = "{"person":{"personId":100127,"phone":"13811821600"}}";

            String jsonStr2 = "{"code": 0,"data": [{"personType": 2,"housepersonId": 201010091001,"type": 3,"personId": 100684,},{"personType": 1,"housepersonId": 201010091002,"type": 2,"personId": 201010091003,}],"dataExtra": null,"msg": "OK"}";

            String jsonStr3 = "{"data":{"pictureList":[{"bigPictureFilePath":"http://ip:port//vpersonIdeoFile/201001021001.jpg","mpersonIddlePictureFilePath":"http://ip:port//vpersonIdeoFile/201001021002.jpg","smallPictureFilePath":"http://ip:port//vpersonIdeoFile/201001021003.jpg"}],"vpersonIdeoFilePaht":"http://ip:port//vpersonIdeoFile/201001021001.mp4"},"code":0,"msg":"成功"}";

            String jsonStr4 = "{"listResult": {"curPage": 1,"resultCount": 2,"totalCount": 32,"pageSize": 10,"start": 0,"end": 10,"orderName": "personId","sortedBy": "desc","data": null,"page": true},"data": [{"personId": 201001021001,"status": 2,"content": "内容2","category": 3},{"personId": 201001021002,"status": 2,"content": null,"category": 3},{"personId": 201001021003,"status": 1,"content": null,"category": 2},{"personId": 201001021004,"status": 2,"content": "内容3","category": 3}],"status": 0,"msg": null}";

            String jsonStr5 = "{"listResult": {"curPage": 1},"data": {"houses": [{"personId": 201001021001,"status": 2,},{"personId": 201001021101,"status": 3},{"personId": 201001021031,"status": 3},{"personId": 201001021303,"status": 3}],"overall": {"payMoney": 0,"houseNum": 2}},"status": 0,"msg": null}";

            String jsonStr6 = "{"listResult":{"curPage":1,"resultCount":0,"totalCount":0,"pageSize":20,"start":0,"end":20,"orderName":"personId","sortedBy":"desc","data":null,"page":true},"data":{"houses":[],"overall":{"payMoney":0.0,"houseNum":0}},"status":0,"msg":null}";

            String jsonStr7 = "{"code":0,"msg":"0","data":{"paypayMoney":null}}";

            //如果是对象用 getJSONObject("data"); 如果是array getJSONArray"data") 单独的字段用 getString("")获取;

            // 将相应结果转换为json对象

            JSONObject jsonResponse = JSON.parseObject(jsonStr7);

            // 获取data json对象

            JSONObject jsonData = jsonResponse.getJSONObject("data");

            float paypayMoney = 0.0f;

            try

            {

                String tempPaypayMoney = jsonData.getString("paypayMoney");

                paypayMoney = Float.parseFloat(tempPaypayMoney);

            }

            catch (Exception e)

            {

                paypayMoney = 0.0f;

            }

            System.out.println(String.valueOf(paypayMoney));

        }

    }

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  • 原文地址:https://www.cnblogs.com/NiceTime/p/6758810.html
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