无法在Json结果中反序列化特定的属性名称。(Surveygizmo API)

时间:2011-12-26 01:13:18

标签: json exception json.net deserialization survey

//这是Json Result的副本:

// -----------------------之前的json结果---忽略了pls ------------     {       “result_ok”:是的,       “total_count”:“4”,       “page”:1,       “total_pages”:1,       “results_per_page”:50,       “数据”:[       {       “id”:“1”,       “contact_id”:“”,       “状态”:“完成”,       “is_test_data”:“1”,       “datesubmitted”:“2011-12-09 02:07:33”,       “[问题(2)]”:“维克多”,       “[问题(11)]”:“”,       “[问题(11),question_pipe(\”:“”,       “[url(\”:“f299f5ef90291d40543fc731bb1fd755”,       “[变量(\”:“0”,       “[变量(5)]”:“10009”       }       ]     }

// -----------------------之前的json结果---忽略pls ------------ < / p>

完整的json背景:

{"result_ok":true,"total_count":"4","page":1,"total_pages":1,"results_per_page":50,"data":[{"id":"1","contact_id":"","status":"Complete","is_test_data":"1","datesubmitted":"2011-12-09 02:07:33","[question(2)]":"Victor","[question(4), option(10001)]":"Oral Roberts","[question(4), option(10002)]":"","[question(4), option(10003)]":"Kansas St","[question(4), option(10004)]":"","[question(4), option(10005)]":"Notre Dame","[question(4), option(10007)]":"","[question(4), option(10008)]":"","[question(5)]":"Black pattern","[question(6), option(10012)]":"Logo1.gif","[question(6), option(10013)]":"Logo3.jpg","[question(6), option(10014)]":"","[question(6), option(10016)]":"","[question(8), question_pipe(\"Kobe Bryant\")]":"Man","[question(8), question_pipe(\"Miao li Jie\")]":"Woman","[question(8), question_pipe(\"Yao Min\")]":"Man","[question(9), question_pipe(\"Kobe Bryant\")]":"NBA","[question(9), question_pipe(\"Miao li Jie\")]":"WCBA","[question(9), question_pipe(\"Yao Min\")]":"NBA","[question(10), option(10024), question_pipe(\"Kobe Bryant\")]":"Average Height","[question(10), option(10025), question_pipe(\"Kobe Bryant\")]":"Muscle","[question(10), option(10026), question_pipe(\"Kobe Bryant\")]":"","[question(10), option(10027), question_pipe(\"Kobe Bryant\")]":"","[question(10), option(10025), question_pipe(\"Miao li Jie\")]":"Muscle","[question(10), option(10026), question_pipe(\"Miao li Jie\")]":"","[question(10), option(10024), question_pipe(\"Yao Min\")]":"","[question(10), option(10025), question_pipe(\"Yao Min\")]":"Muscle","[question(10), option(10027), question_pipe(\"Yao Min\")]":"","[question(11)]":"","[question(11), question_pipe(\"Kobe Bryant\")]":"","[question(11), question_pipe(\"Miao li Jie\")]":"","[question(11), question_pipe(\"Yao Min\")]":"","[question(13)]":"20-99","[question(15)]":"Furniture","[question(16), option(10044)]":"","[question(17)]":"","[question(18), option(10053)]":"","[question(18), option(10054)]":"","[question(18), option(10056)]":"KINWAI","[url(\"id\")]":"746788","[url(\"crc\")]":"f299f5ef90291d40543fc731bb1fd755","[variable(\"STANDARD_IP\")]":"","[variable(\"STANDARD_LONG\")]":"","[variable(\"STANDARD_LAT\")]":"","[variable(\"STANDARD_GEOCOUNTRY\")]":"","[variable(\"STANDARD_GEOCITY\")]":"","[variable(\"STANDARD_GEOREGION\")]":"","[variable(\"STANDARD_GEOPOSTAL\")]":"","[variable(\"STANDARD_RESPONSETIME\")]":"","[variable(\"STANDARD_COMMENTS\")]":"","[variable(\"STANDARD_GEODMA\")]":"0","[variable(5)]":"10009","[variable(8)]":"","[variable(8), question_pipe(\"Kobe Bryant\")]":"10017","[variable(8), question_pipe(\"Miao li Jie\")]":"10018","[variable(8), question_pipe(\"Yao Min\")]":"10017","[variable(9)]":"","[variable(9), question_pipe(\"Kobe Bryant\")]":"10019","[variable(9), question_pipe(\"Miao li Jie\")]":"10023","[variable(9), question_pipe(\"Yao Min\")]":"10019","[variable(13)]":"10031","[variable(15)]":"10042","[variable(17)]":""},{"id":"2","contact_id":"","status":"Partial","is_test_data":"1","datesubmitted":"2011-12-09 02:08:11","[question(2)]":"Jerry","[question(4), option(10001)]":"","[question(4), option(10002)]":"","[question(4), option(10003)]":"","[question(4), option(10004)]":"","[question(4), option(10005)]":"","[question(4), option(10007)]":"Harvard","[question(4), option(10008)]":"","[question(5)]":"Black pattern","[question(6), option(10012)]":"","[question(6), option(10013)]":"Logo3.jpg","[question(6), option(10014)]":"Logo4.jpg","[question(6), option(10016)]":"","[question(8), question_pipe(\"Kobe Bryant\")]":"Man","[question(8), question_pipe(\"Miao li Jie\")]":"Woman","[question(8), question_pipe(\"Yao Min\")]":"Man","[question(9), question_pipe(\"Kobe Bryant\")]":"NBA","[question(9), question_pipe(\"Miao li Jie\")]":"WCBA","[question(9), question_pipe(\"Yao Min\")]":"CBA","[question(10), option(10024), question_pipe(\"Kobe Bryant\")]":"","[question(10), option(10025), question_pipe(\"Kobe Bryant\")]":"","[question(10), option(10026), question_pipe(\"Kobe Bryant\")]":"","[question(10), option(10027), question_pipe(\"Kobe Bryant\")]":"","[question(10), option(10025), question_pipe(\"Miao li Jie\")]":"","[question(10), option(10026), question_pipe(\"Miao li Jie\")]":"","[question(10), option(10024), question_pipe(\"Yao Min\")]":"","[question(10), option(10025), question_pipe(\"Yao Min\")]":"","[question(10), option(10027), question_pipe(\"Yao Min\")]":"","[question(11)]":"","[question(11), question_pipe(\"Kobe Bryant\")]":"","[question(11), question_pipe(\"Miao li Jie\")]":"","[question(11), question_pipe(\"Yao Min\")]":"","[question(13)]":"100-499","[question(15)]":"Clothing","[question(16), option(10044)]":"","[question(17)]":"Dark","[question(18), option(10053)]":"","[question(18), option(10054)]":"","[question(18), option(10056)]":"","[url(\"id\")]":"746788","[url(\"crc\")]":"f299f5ef90291d40543fc731bb1fd755","[variable(\"STANDARD_IP\")]":"","[variable(\"STANDARD_LONG\")]":"","[variable(\"STANDARD_LAT\")]":"","[variable(\"STANDARD_GEOCOUNTRY\")]":"","[variable(\"STANDARD_GEOCITY\")]":"","[variable(\"STANDARD_GEOREGION\")]":"","[variable(\"STANDARD_GEOPOSTAL\")]":"","[variable(\"STANDARD_RESPONSETIME\")]":"","[variable(\"STANDARD_COMMENTS\")]":"","[variable(\"STANDARD_GEODMA\")]":"0","[variable(5)]":"10009","[variable(8)]":"","[variable(8), question_pipe(\"Kobe Bryant\")]":"10017","[variable(8), question_pipe(\"Miao li Jie\")]":"10018","[variable(8), question_pipe(\"Yao Min\")]":"10017","[variable(9)]":"","[variable(9), question_pipe(\"Kobe Bryant\")]":"10019","[variable(9), question_pipe(\"Miao li Jie\")]":"10023","[variable(9), question_pipe(\"Yao Min\")]":"10020","[variable(13)]":"10032","[variable(15)]":"10040","[variable(17)]":"10050"},{"id":"3","contact_id":"","status":"Complete","is_test_data":"1","datesubmitted":"2011-12-09 02:19:42","[question(2)]":"todd","[question(4), option(10001)]":"","[question(4), option(10002)]":"","[question(4), option(10003)]":"Kansas St","[question(4), option(10004)]":"West Virginia","[question(4), option(10005)]":"","[question(4), option(10007)]":"","[question(4), option(10008)]":"Connecticut","[question(5)]":"Orange pattern","[question(6), option(10012)]":"Logo1.gif","[question(6), option(10013)]":"Logo3.jpg","[question(6), option(10014)]":"","[question(6), option(10016)]":"Logo2.jpg","[question(8), question_pipe(\"Kobe Bryant\")]":"Woman","[question(8), question_pipe(\"Miao li Jie\")]":"Woman","[question(8), question_pipe(\"Yao Min\")]":"Woman","[question(9), question_pipe(\"Kobe Bryant\")]":"ACB","[question(9), question_pipe(\"Miao li Jie\")]":"EML","[question(9), question_pipe(\"Yao Min\")]":"CBA","[question(10), option(10024), question_pipe(\"Kobe Bryant\")]":"Average Height","[question(10), option(10025), question_pipe(\"Kobe Bryant\")]":"Muscle","[question(10), option(10026), question_pipe(\"Kobe Bryant\")]":"Beard","[question(10), option(10027), question_pipe(\"Kobe Bryant\")]":"WaveHairs","[question(10), option(10025), question_pipe(\"Miao li Jie\")]":"Muscle","[question(10), option(10026), question_pipe(\"Miao li Jie\")]":"Beard","[question(10), option(10024), question_pipe(\"Yao Min\")]":"Average Height","[question(10), option(10025), question_pipe(\"Yao Min\")]":"","[question(10), option(10027), question_pipe(\"Yao Min\")]":"WaveHairs","[question(11)]":"","[question(11), question_pipe(\"Kobe Bryant\")]":"ddd","[question(11), question_pipe(\"Miao li Jie\")]":"dd","[question(11), question_pipe(\"Yao Min\")]":"ddd","[question(13)]":"10-19","[question(15)]":"Furniture","[question(16), option(10044)]":"","[question(17)]":"","[question(18), option(10053)]":"QUANU","[question(18), option(10054)]":"HUARI","[question(18), option(10056)]":"","[url(\"id\")]":"746788","[url(\"crc\")]":"f299f5ef90291d40543fc731bb1fd755","[variable(\"STANDARD_IP\")]":"","[variable(\"STANDARD_LONG\")]":"","[variable(\"STANDARD_LAT\")]":"","[variable(\"STANDARD_GEOCOUNTRY\")]":"","[variable(\"STANDARD_GEOCITY\")]":"","[variable(\"STANDARD_GEOREGION\")]":"","[variable(\"STANDARD_GEOPOSTAL\")]":"","[variable(\"STANDARD_RESPONSETIME\")]":"","[variable(\"STANDARD_COMMENTS\")]":"","[variable(\"STANDARD_GEODMA\")]":"0","[variable(5)]":"10010","[variable(8)]":"","[variable(8), question_pipe(\"Kobe Bryant\")]":"10018","[variable(8), question_pipe(\"Miao li Jie\")]":"10018","[variable(8), question_pipe(\"Yao Min\")]":"10018","[variable(9)]":"","[variable(9), question_pipe(\"Kobe Bryant\")]":"10021","[variable(9), question_pipe(\"Miao li Jie\")]":"10022","[variable(9), question_pipe(\"Yao Min\")]":"10020","[variable(13)]":"10030","[variable(15)]":"10042","[variable(17)]":""},{"id":"4","contact_id":"","status":"Partial","is_test_data":"1","datesubmitted":"2011-12-09 02:21:10","[question(2)]":"suan","[question(4), option(10001)]":"Oral Roberts","[question(4), option(10002)]":"Oklahoma","[question(4), option(10003)]":"","[question(4), option(10004)]":"","[question(4), option(10005)]":"","[question(4), option(10007)]":"","[question(4), option(10008)]":"","[question(5)]":"Red pattern","[question(6), option(10012)]":"Logo1.gif","[question(6), option(10013)]":"","[question(6), option(10014)]":"","[question(6), option(10016)]":"","[question(8), question_pipe(\"Kobe Bryant\")]":"Man","[question(8), question_pipe(\"Miao li Jie\")]":"Man","[question(8), question_pipe(\"Yao Min\")]":"Man","[question(9), question_pipe(\"Kobe Bryant\")]":"NBA","[question(9), question_pipe(\"Miao li Jie\")]":"NBA","[question(9), question_pipe(\"Yao Min\")]":"NBA","[question(10), option(10024), question_pipe(\"Kobe Bryant\")]":"","[question(10), option(10025), question_pipe(\"Kobe Bryant\")]":"Muscle","[question(10), option(10026), question_pipe(\"Kobe Bryant\")]":"","[question(10), option(10027), question_pipe(\"Kobe Bryant\")]":"WaveHairs","[question(10), option(10025), question_pipe(\"Miao li Jie\")]":"Muscle","[question(10), option(10026), question_pipe(\"Miao li Jie\")]":"","[question(10), option(10024), question_pipe(\"Yao Min\")]":"","[question(10), option(10025), question_pipe(\"Yao Min\")]":"Muscle","[question(10), option(10027), question_pipe(\"Yao Min\")]":"","[question(11)]":"","[question(11), question_pipe(\"Kobe Bryant\")]":"","[question(11), question_pipe(\"Miao li Jie\")]":"","[question(11), question_pipe(\"Yao Min\")]":"china","[question(13)]":"20-99","[question(15)]":"House-hold","[question(16), option(10044)]":"TV","[question(17)]":"","[question(18), option(10053)]":"","[question(18), option(10054)]":"","[question(18), option(10056)]":"","[url(\"id\")]":"746788","[url(\"crc\")]":"f299f5ef90291d40543fc731bb1fd755","[variable(\"STANDARD_IP\")]":"","[variable(\"STANDARD_LONG\")]":"","[variable(\"STANDARD_LAT\")]":"","[variable(\"STANDARD_GEOCOUNTRY\")]":"","[variable(\"STANDARD_GEOCITY\")]":"","[variable(\"STANDARD_GEOREGION\")]":"","[variable(\"STANDARD_GEOPOSTAL\")]":"","[variable(\"STANDARD_RESPONSETIME\")]":"","[variable(\"STANDARD_COMMENTS\")]":"","[variable(\"STANDARD_GEODMA\")]":"0","[variable(5)]":"10011","[variable(8)]":"","[variable(8), question_pipe(\"Kobe Bryant\")]":"10017","[variable(8), question_pipe(\"Miao li Jie\")]":"10017","[variable(8), question_pipe(\"Yao Min\")]":"10017","[variable(9)]":"","[variable(9), question_pipe(\"Kobe Bryant\")]":"10019","[variable(9), question_pipe(\"Miao li Jie\")]":"10019","[variable(9), question_pipe(\"Yao Min\")]":"10019","[variable(13)]":"10031","[variable(15)]":"10039","[variable(17)]":""}]}

我尝试过实体类:

//实体类

[JsonObject(MemberSerialization.OptIn)]
[JsonConverter(typeof(SurveryResponseConverter))]
public class SurveyResponse
{
    /// <summary>
    /// Reponse ID
    /// </summary>
    [JsonConverter(typeof(CustomConverter))]
    [JsonProperty(NullValueHandling = NullValueHandling.Ignore, PropertyName = "id")]
    public string id { get; set; }

    /// <summary>
    /// Contact id
    /// </summary>
    [JsonConverter(typeof(CustomConverter))]
    [JsonProperty(NullValueHandling = NullValueHandling.Ignore, PropertyName = "contact_id")]
    public string contact_id { get; set; }

    /// <summary>
    /// Reponse status
    /// </summary>
    [JsonConverter(typeof(CustomConverter))]
    [JsonProperty(NullValueHandling = NullValueHandling.Ignore, PropertyName = "status")]
    public string status { get; set; }

    /// <summary>
    /// Is test data?
    /// </summary>
    [JsonConverter(typeof(CustomConverter))]
    [JsonProperty(NullValueHandling = NullValueHandling.Ignore, PropertyName = "is_test_data")]
    public bool is_test_data { get; set; }

    /// <summary>
    /// when submitt the response?
    /// </summary>
    [JsonConverter(typeof(CustomConverter))]
    [JsonProperty(NullValueHandling = NullValueHandling.Ignore, PropertyName = "date_submitted")]
    public string date_submitted { get; set; }

    [JsonConverter(typeof(CustomConverter))]
    [JsonProperty(NullValueHandling = NullValueHandling.Ignore)]
    public Dictionary<string, Question> Questions { get; set; }
}


[JsonObject(MemberSerialization.OptIn)]
public class Option
{
    [JsonProperty(NullValueHandling = NullValueHandling.Ignore)]
    public string Key { get; set; }

    [JsonProperty]
    public string Value { get; set; }

    [JsonProperty(NullValueHandling = NullValueHandling.Ignore)]
    public Dictionary<string, QuestionPipe> Options { get; set; }
}



[JsonObject(MemberSerialization.OptIn)]
public class Question
{
    [JsonProperty(NullValueHandling = NullValueHandling.Ignore )]
    public string Key { get; set; }

    [JsonProperty]
    public string Value { get; set; }

    [JsonProperty(NullValueHandling = NullValueHandling.Ignore )]
    public Dictionary<string, Option> Options { get; set; }

    [JsonProperty(NullValueHandling = NullValueHandling.Ignore)]
    public Dictionary<string, QuestionPipe> QuestionPipes { get; set; }
}



[JsonObject(MemberSerialization.OptIn)]
public class QuestionPipe
{
    [JsonProperty(NullValueHandling = NullValueHandling.Ignore)]
    public string Key { get; set; }

    [JsonProperty]
    public string Value { get; set; }

    [JsonProperty]
    public string Answer { get; set; }
}

//转换器类

public class SurveryResponseConverter : JsonConverter
{
    public override bool CanConvert(Type objectType)
    {
        return objectType == typeof(SurveyResponse);
    }

    public override bool CanRead
    {
        get { return true; }
    }

    public override object ReadJson(JsonReader jsonReader, Type objectType, object existingValue, JsonSerializer serializer)
    {
        var value = (SurveyResponse)existingValue;
        if (value == null)
        {
            value = new SurveyResponse();
            value.Questions = new Dictionary<string, Question>();
        }

        //string readResult = "{\n";
        while (jsonReader.Read())
        {
            if (jsonReader.TokenType == JsonToken.PropertyName)
            {
                var name = jsonReader.Value.ToString();

                if (name.StartsWith("[question("))
                {
                    jsonReader.Read();//read the value

                    Regex regexQuestion = null ;//omitted for saving context
                    Regex regexQuestionAndOption = null;//omitted for saving context
                    Regex regexQuestionAndQuestionPipe =  null;//omitted for saving context
                    Regex regexQuestionAndOptionAndQuestionPipe =null;//omitted for saving context

                    bool isMatchQuestion, isMatchQuestionAndOption, isMatchQuestionAndPipe, isMatchQuestionAndOptionAndPipe;
                    isMatchQuestion = regexQuestion.IsMatch(name);
                    isMatchQuestionAndOption = regexQuestionAndOption.IsMatch(name);
                    isMatchQuestionAndPipe = regexQuestionAndQuestionPipe.IsMatch(name);
                    isMatchQuestionAndOptionAndPipe = regexQuestionAndOptionAndQuestionPipe.IsMatch(name);

                    //bool isMatchQuestionAndOption, isMatchQuestionAndPipe, isMatchQuestionAndOptionAndPipe;
                    if (isMatchQuestion)
                    {
                        //eg.[question(int)]
                        int index = int.Parse(name.Substring(10, name.IndexOf(')') - 10));
                        string strValue = serializer.Deserialize<string>(jsonReader);
                        Question questionValue = new Question();
                        questionValue.Key = index.ToString();
                        questionValue.Value = strValue;
                        value.Questions[index.ToString()] = questionValue;
                    }
                    else if (isMatchQuestionAndOption)
                    {
                        //eg.[question(4), option(10001)]
                        string questionKey =  name.Substring(10, name.IndexOf(')') - 10);
                        string questionOptionValue = serializer.Deserialize<string>(jsonReader);
                        string questionOptionKey = name.Substring(name.LastIndexOf('(')+1, name.LastIndexOf(')') - name.LastIndexOf('(')-1);

                        Option optionValue = new Option();
                        optionValue.Key = questionOptionKey;
                        optionValue.Value = serializer.Deserialize<string>(jsonReader);
                    }
                    else if (isMatchQuestionAndPipe)
                    {
                        //eg.[question(10),question_pipe(" some description of question")]
                        string questionKey = name.Substring(10, name.IndexOf(')') - 10);
                        QuestionPipe questionPipe = new QuestionPipe();
                        questionPipe.Key = "TODO";
                        questionPipe.Value = name.Substring(name.LastIndexOf('(') + 1, name.LastIndexOf(')') - name.LastIndexOf('(') - 1);
                        questionPipe.Answer = serializer.Deserialize<string>(jsonReader);

                    }
                    else if (isMatchQuestionAndOptionAndPipe)
                    {
                        //eg.[question(10), option(10024), question_pipe(" some description of question")]
                        string questionKey = name.Substring(10, name.IndexOf(')') - 10);

                        string subName = name.Substring(name.IndexOf('('));
                        Option optionValue = new Option();
                        optionValue.Key = subName.Substring(1, subName.IndexOf(')') - 1);

                        QuestionPipe questionPipe = new QuestionPipe();
                        questionPipe.Key = "TODO";
                        questionPipe.Value = name.Substring(name.LastIndexOf('(') + 1, name.LastIndexOf(')') - name.LastIndexOf('(') - 1);
                        questionPipe.Answer = serializer.Deserialize<string>(jsonReader);
                    }
                }
                else if (name.StartsWith("[variable("))
                {
                    //TODO
                }
                else if (name.StartsWith("[url("))
                {
                    //TODO
                }
                else
                {
                    var property = typeof(SurveyResponse).GetProperty(name);
                    try
                    {

//这将是一个例外:反序列化对象时出现意外的标记:PropertyName                             var propertyValue = serializer.Deserialize(jsonReader,property.PropertyType);                         }                         catch(Exception ex)                         {                             string errMsg = ex.Message;                             扔;                         }                     }                 }             }

        return value;
    }

    public override bool CanWrite
    {
        get { return false; }
    }

    public override void WriteJson(JsonWriter writer, object value, JsonSerializer serializer)
    {
        throw new NotImplementedException();
    }

你想给我一些建议吗?圣诞快乐每个人^ _ ^

1 个答案:

答案 0 :(得分:0)

JSON无效,围绕question_pipe开始变得疯狂。这是一个在线验证器的链接,可帮助您清理它。 http://jsonlint.com/

希望在您的情况下,您可以控制对象的序列化方式,否则您可能必须在尝试反序列化之前清除/转义字符串中的非法字符。希望这有帮助,节日快乐!

<强>更新

在阅读完整的JSON示例后,我很想知道您的对象是如何被序列化的。你有自定义序列化程序来获得这个JSON吗?原因是,JSON只是一个非常简单的对象表示法。你会发现很多次,JSON被反序列化为一个字典意味着它是一个简单的键值对。你列出的JSON要复杂得多,我想知道这不是你的问题。

例如......让我们看一个简单的对象:

public class Person
{

    public string FirstName { get; set; }

    public string LastName { get; set; }

    public Person Sibling { get; set; }

}

有效的JSON表示形式为:

{ 
    "FirstName": "John", 
    "LastName": "Doe", 
    "Sibling": 
    {
        "FirstName": "Jane", 
        "LastName": "Doe", 
        "Sibling": null
    }
}

非常简单,代表性。每个属性名称都有一个字符串,然后是相应的值。在你的情况下,你有像 [question(4),option(10001)] 这样的属性名称,我不确定任何标准的序列化程序都知道如何处理它。它只是寻找一对一的匹配,并且无法单独创建属性名称 [question(4),option(10001)] 。那里肯定存在无效字符,那么房地产名称是什么?

我认为这里有一些明确的设计考虑因素。我希望这有助于解释解析器抛出错误的原因。也许我并不完全明白你想要完成什么,但我希望我的解释能够对潜在问题和概念设计考虑有所了解。

节日快乐!