Esempio n. 1
0
    /// <summary>
    /// Reads the JSON representation of the object.
    /// </summary>
    /// <param name="reader">The <see cref="JsonReader"/> to read from.</param>
    /// <param name="objectType">Type of the object.</param>
    /// <param name="existingValue">The existing value of object being read.</param>
    /// <param name="serializer">The calling serializer.</param>
    /// <returns>The object value.</returns>
    public override object ReadJson(JsonReader reader, Type objectType, object existingValue, JsonSerializer serializer)
    {
      DataSet ds = new DataSet();

      DataTableConverter converter = new DataTableConverter();

      reader.Read();

      while (reader.TokenType == JsonToken.PropertyName)
      {
        DataTable dt = (DataTable)converter.ReadJson(reader, typeof (DataTable), null, serializer);
        ds.Tables.Add(dt);

        reader.Read();
      }

      return ds;
    }
Esempio n. 2
0
    /// <summary>
    /// Reads the JSON representation of the object.
    /// </summary>
    /// <param name="reader">The <see cref="JsonReader"/> to read from.</param>
    /// <param name="objectType">Type of the object.</param>
    /// <param name="existingValue">The existing value of object being read.</param>
    /// <param name="serializer">The calling serializer.</param>
    /// <returns>The object value.</returns>
    public override object ReadJson(JsonReader reader, Type objectType, object existingValue, JsonSerializer serializer)
    {
      // handle typed datasets
      DataSet ds = (objectType == typeof(DataSet))
        ? new DataSet()
        : (DataSet)Activator.CreateInstance(objectType);

      DataTableConverter converter = new DataTableConverter();

      reader.Read();

      while (reader.TokenType == JsonToken.PropertyName)
      {
        DataTable dt = ds.Tables[(string)reader.Value];
        bool exists = (dt != null);
        
        dt = (DataTable)converter.ReadJson(reader, typeof (DataTable), dt, serializer);

        if (!exists)
          ds.Tables.Add(dt);

        reader.Read();
      }

      return ds;
    }