private void SerializeValue(JsonWriter writer, object value, JsonContract valueContract, JsonProperty member, JsonContainerContract containerContract, JsonProperty containerProperty) { if (value == null) { writer.WriteNull(); return; } JsonConverter converter = ((member != null) ? member.Converter : null) ?? ((containerProperty != null) ? containerProperty.ItemConverter : null) ?? ((containerContract != null) ? containerContract.ItemConverter : null) ?? valueContract.Converter ?? Serializer.GetMatchingConverter(valueContract.UnderlyingType) ?? valueContract.InternalConverter; if (converter != 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 !(DOTNET || 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 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; // Manual use of IDictionaryEnumerator instead of foreach to avoid DictionaryEntry box allocations. IDictionaryEnumerator e = values.GetEnumerator(); try { while (e.MoveNext()) { DictionaryEntry entry = e.Entry; bool escape; string propertyName = GetPropertyName(writer, entry.Key, contract.KeyContract, out escape); propertyName = (contract.DictionaryKeyResolver != null) ? contract.DictionaryKeyResolver(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; } } } } finally { (e as IDisposable)?.Dispose(); } writer.WriteEndObject(); _serializeStack.RemoveAt(_serializeStack.Count - 1); OnSerialized(writer, contract, underlyingDictionary); }