private void SerializeDictionary(JsonWriter writer, IDictionary values, JsonDictionaryContract contract, JsonProperty member, JsonContainerContract collectionContract, JsonProperty containerProperty)
    {
      IWrappedDictionary wrappedDictionary = values as IWrappedDictionary;
      object underlyingDictionary = wrappedDictionary != null ? wrappedDictionary.UnderlyingDictionary : values;

      OnSerializing(writer, contract, underlyingDictionary);
      _serializeStack.Add(underlyingDictionary);

      WriteObjectStart(writer, underlyingDictionary, contract, member, collectionContract, containerProperty);

      if (contract.ItemContract == null)
        contract.ItemContract = Serializer._contractResolver.ResolveContract(contract.DictionaryValueType ?? typeof(object));

      if (contract.KeyContract == null)
        contract.KeyContract = Serializer._contractResolver.ResolveContract(contract.DictionaryKeyType ?? typeof(object));

      int initialDepth = writer.Top;

      foreach (DictionaryEntry entry in values)
      {
        bool escape;
        string propertyName = GetPropertyName(writer, entry.Key, contract.KeyContract, out escape);

        propertyName = (contract.PropertyNameResolver != null)
                         ? contract.PropertyNameResolver(propertyName)
                         : propertyName;

        try
        {
          object value = entry.Value;
          JsonContract valueContract = contract.FinalItemContract ?? GetContractSafe(value);

          if (ShouldWriteReference(value, null, valueContract, contract, member))
          {
            writer.WritePropertyName(propertyName, escape);
            WriteReference(writer, value);
          }
          else
          {
            if (!CheckForCircularReference(writer, value, null, valueContract, contract, member))
              continue;

            writer.WritePropertyName(propertyName, escape);

            SerializeValue(writer, value, valueContract, null, contract, member);
          }
        }
        catch (Exception ex)
        {
          if (IsErrorHandled(underlyingDictionary, contract, propertyName, null, writer.ContainerPath, ex))
            HandleError(writer, initialDepth);
          else
            throw;
        }
      }

      writer.WriteEndObject();

      _serializeStack.RemoveAt(_serializeStack.Count - 1);

      OnSerialized(writer, contract, underlyingDictionary);
    }
Beispiel #2
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        private void SerializeDictionary(JsonWriter writer, IDictionary values, JsonDictionaryContract contract, JsonProperty member, JsonContainerContract collectionContract, JsonProperty containerProperty)
        {
            IWrappedDictionary wrappedDictionary    = values as IWrappedDictionary;
            object             underlyingDictionary = wrappedDictionary != null ? wrappedDictionary.UnderlyingDictionary : values;

            OnSerializing(writer, contract, underlyingDictionary);
            _serializeStack.Add(underlyingDictionary);

            WriteObjectStart(writer, underlyingDictionary, contract, member, collectionContract, containerProperty);

            if (contract.ItemContract == null)
            {
                contract.ItemContract = Serializer._contractResolver.ResolveContract(contract.DictionaryValueType ?? typeof(object));
            }

            if (contract.KeyContract == null)
            {
                contract.KeyContract = Serializer._contractResolver.ResolveContract(contract.DictionaryKeyType ?? typeof(object));
            }

            int initialDepth = writer.Top;

            foreach (DictionaryEntry entry in values)
            {
                bool   escape;
                string propertyName = GetPropertyName(writer, entry.Key, contract.KeyContract, out escape);

                propertyName = (contract.PropertyNameResolver != null)
                         ? contract.PropertyNameResolver(propertyName)
                         : propertyName;

                try
                {
                    object       value         = entry.Value;
                    JsonContract valueContract = contract.FinalItemContract ?? GetContractSafe(value);

                    if (ShouldWriteReference(value, null, valueContract, contract, member))
                    {
                        writer.WritePropertyName(propertyName, escape);
                        WriteReference(writer, value);
                    }
                    else
                    {
                        if (!CheckForCircularReference(writer, value, null, valueContract, contract, member))
                        {
                            continue;
                        }

                        writer.WritePropertyName(propertyName, escape);

                        SerializeValue(writer, value, valueContract, null, contract, member);
                    }
                }
                catch (Exception ex)
                {
                    if (IsErrorHandled(underlyingDictionary, contract, propertyName, null, writer.ContainerPath, ex))
                    {
                        HandleError(writer, initialDepth);
                    }
                    else
                    {
                        throw;
                    }
                }
            }

            writer.WriteEndObject();

            _serializeStack.RemoveAt(_serializeStack.Count - 1);

            OnSerialized(writer, contract, underlyingDictionary);
        }
    private object PopulateDictionary(IDictionary dictionary, JsonReader reader, JsonDictionaryContract contract, JsonProperty containerProperty, string id)
    {
      IWrappedDictionary wrappedDictionary = dictionary as IWrappedDictionary;
      object underlyingDictionary = wrappedDictionary != null ? wrappedDictionary.UnderlyingDictionary : dictionary;

      if (id != null)
        AddReference(reader, id, underlyingDictionary);

      OnDeserializing(reader, contract, underlyingDictionary);

      int initialDepth = reader.Depth;

      if (contract.KeyContract == null)
        contract.KeyContract = GetContractSafe(contract.DictionaryKeyType);

      if (contract.ItemContract == null)
        contract.ItemContract = GetContractSafe(contract.DictionaryValueType);

      JsonConverter dictionaryValueConverter = contract.ItemConverter ?? GetConverter(contract.ItemContract, null, contract, containerProperty);
      PrimitiveTypeCode keyTypeCode = (contract.KeyContract is JsonPrimitiveContract) ? ((JsonPrimitiveContract)contract.KeyContract).TypeCode : PrimitiveTypeCode.Empty;

      bool finished = false;
      do
      {
        switch (reader.TokenType)
        {
          case JsonToken.PropertyName:
            object keyValue = reader.Value;
            try
            {
              try
              {
                object dt;
                // this is for correctly reading ISO and MS formatted dictionary keys
                if ((keyTypeCode == PrimitiveTypeCode.DateTime || keyTypeCode == PrimitiveTypeCode.DateTimeNullable)
                  && DateTimeUtils.TryParseDateTime(keyValue.ToString(), DateParseHandling.DateTime, reader.DateTimeZoneHandling, out dt))
                {
                  keyValue = dt;
                }
#if !NET20
                else if ((keyTypeCode == PrimitiveTypeCode.DateTimeOffset || keyTypeCode == PrimitiveTypeCode.DateTimeOffsetNullable)
                  && DateTimeUtils.TryParseDateTime(keyValue.ToString(), DateParseHandling.DateTimeOffset, reader.DateTimeZoneHandling, out dt))
                {
                  keyValue = dt;
                }
#endif
                else
                {
                  keyValue = EnsureType(reader, keyValue, CultureInfo.InvariantCulture, contract.KeyContract, contract.DictionaryKeyType);
                }
              }
              catch (Exception ex)
              {
                throw JsonSerializationException.Create(reader, "Could not convert string '{0}' to dictionary key type '{1}'. Create a TypeConverter to convert from the string to the key type object.".FormatWith(CultureInfo.InvariantCulture, reader.Value, contract.DictionaryKeyType), ex);
              }

              if (!ReadForType(reader, contract.ItemContract, dictionaryValueConverter != null))
                throw JsonSerializationException.Create(reader, "Unexpected end when deserializing object.");

              object itemValue;
              if (dictionaryValueConverter != null && dictionaryValueConverter.CanRead)
                itemValue = DeserializeConvertable(dictionaryValueConverter, reader, contract.DictionaryValueType, null);
              else
                itemValue = CreateValueInternal(reader, contract.DictionaryValueType, contract.ItemContract, null, contract, containerProperty, null);

              dictionary[keyValue] = itemValue;
            }
            catch (Exception ex)
            {
              if (IsErrorHandled(underlyingDictionary, contract, keyValue, reader as IJsonLineInfo, reader.Path, ex))
                HandleError(reader, true, initialDepth);
              else
                throw;
            }
            break;
          case JsonToken.Comment:
            break;
          case JsonToken.EndObject:
            finished = true;
            break;
          default:
            throw JsonSerializationException.Create(reader, "Unexpected token when deserializing object: " + reader.TokenType);
        }
      } while (!finished && reader.Read());

      if (!finished)
        ThrowUnexpectedEndException(reader, contract, underlyingDictionary, "Unexpected end when deserializing object.");

      OnDeserialized(reader, contract, underlyingDictionary);
      return underlyingDictionary;
    }
Beispiel #4
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        private void SerializeValue(JsonWriter writer, object value, JsonContract valueContract, JsonProperty member, JsonContainerContract containerContract, JsonProperty containerProperty)
        {
            if (value == null)
            {
                writer.WriteNull();
                return;
            }

            JsonConverter converter;

            if ((((converter = (member != null) ? member.Converter : null) != null) ||
                 ((converter = (containerProperty != null) ? containerProperty.ItemConverter : null) != null) ||
                 ((converter = (containerContract != null) ? containerContract.ItemConverter : null) != null) ||
                 ((converter = valueContract.Converter) != null) ||
                 ((converter = Serializer.GetMatchingConverter(valueContract.UnderlyingType)) != null) ||
                 ((converter = valueContract.InternalConverter) != null)) &&
                converter.CanWrite)
            {
                SerializeConvertable(writer, converter, value, valueContract, containerContract, containerProperty);
                return;
            }

            switch (valueContract.ContractType)
            {
            case JsonContractType.Object:
                SerializeObject(writer, value, (JsonObjectContract)valueContract, member, containerContract, containerProperty);
                break;

            case JsonContractType.Array:
                JsonArrayContract arrayContract = (JsonArrayContract)valueContract;
                if (!arrayContract.IsMultidimensionalArray)
                {
                    SerializeList(writer, (IEnumerable)value, arrayContract, member, containerContract, containerProperty);
                }
                else
                {
                    SerializeMultidimensionalArray(writer, (Array)value, arrayContract, member, containerContract, containerProperty);
                }
                break;

            case JsonContractType.Primitive:
                SerializePrimitive(writer, value, (JsonPrimitiveContract)valueContract, member, containerContract, containerProperty);
                break;

            case JsonContractType.String:
                SerializeString(writer, value, (JsonStringContract)valueContract);
                break;

            case JsonContractType.Dictionary:
                JsonDictionaryContract dictionaryContract = (JsonDictionaryContract)valueContract;
                SerializeDictionary(writer, (value is IDictionary) ? (IDictionary)value : dictionaryContract.CreateWrapper(value), dictionaryContract, member, containerContract, containerProperty);
                break;

#if !(NET35 || NET20 || PORTABLE40)
            case JsonContractType.Dynamic:
                SerializeDynamic(writer, (IDynamicMetaObjectProvider)value, (JsonDynamicContract)valueContract, member, containerContract, containerProperty);
                break;
#endif
#if !(SILVERLIGHT || NETFX_CORE || PORTABLE40 || PORTABLE)
            case JsonContractType.Serializable:
                SerializeISerializable(writer, (ISerializable)value, (JsonISerializableContract)valueContract, member, containerContract, containerProperty);
                break;
#endif
            case JsonContractType.Linq:
                ((JToken)value).WriteTo(writer, Serializer.Converters.ToArray());
                break;
            }
        }
    private IDictionary CreateNewDictionary(JsonReader reader, JsonDictionaryContract contract, out bool createdFromNonDefaultConstructor)
    {
      if (contract.IsReadOnlyOrFixedSize)
      {
        createdFromNonDefaultConstructor = true;
        return contract.CreateTemporaryDictionary();
      }
      else if (contract.DefaultCreator != null && (!contract.DefaultCreatorNonPublic || Serializer._constructorHandling == ConstructorHandling.AllowNonPublicDefaultConstructor))
      {
        object dictionary = contract.DefaultCreator();

        if (contract.ShouldCreateWrapper)
          dictionary = contract.CreateWrapper(dictionary);

        createdFromNonDefaultConstructor = false;
        return (IDictionary) dictionary;
      }
      else if (contract.ParametrizedConstructor != null)
      {
        createdFromNonDefaultConstructor = true;
        return contract.CreateTemporaryDictionary();
      }
      else
      {
        throw JsonSerializationException.Create(reader, "Unable to find a default constructor to use for type {0}.".FormatWith(CultureInfo.InvariantCulture, contract.UnderlyingType));
      }
    }