private object CreateAndPopulateDictionary(JsonReader reader, JsonDictionaryContract contract, string id)
{
object dictionary;
if (contract.DefaultCreator != null &&
(!contract.DefaultCreatorNonPublic || Serializer.ConstructorHandling == ConstructorHandling.AllowNonPublicDefaultConstructor))
dictionary = contract.DefaultCreator();
else
throw new JsonSerializationException("Unable to find a default constructor to use for type {0}.".FormatWith(CultureInfo.InvariantCulture, contract.UnderlyingType));
IWrappedDictionary dictionaryWrapper = contract.CreateWrapper(dictionary);
PopulateDictionary(dictionaryWrapper, reader, contract, id);
return dictionaryWrapper.UnderlyingDictionary;
}
private object PopulateDictionary(IWrappedDictionary dictionary, JsonReader reader, JsonDictionaryContract contract, string id)
{
if (id != null)
Serializer.ReferenceResolver.AddReference(id, dictionary.UnderlyingDictionary);
contract.InvokeOnDeserializing(dictionary.UnderlyingDictionary, Serializer.Context);
int initialDepth = reader.Depth;
do
{
switch (reader.TokenType)
{
case JsonToken.PropertyName:
object keyValue;
try
{
keyValue = EnsureType(reader.Value, contract.DictionaryKeyType);
}
catch (Exception ex)
{
throw new JsonSerializationException("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);
}
CheckedRead(reader);
try
{
dictionary[keyValue] = CreateValueNonProperty(reader, contract.DictionaryValueType, GetContractSafe(contract.DictionaryValueType));
}
catch (Exception ex)
{
if (IsErrorHandled(dictionary, contract, keyValue, ex))
HandleError(reader, initialDepth);
else
throw;
}
break;
case JsonToken.EndObject:
contract.InvokeOnDeserialized(dictionary.UnderlyingDictionary, Serializer.Context);
return dictionary.UnderlyingDictionary;
default:
throw new JsonSerializationException("Unexpected token when deserializing object: " + reader.TokenType);
}
} while (reader.Read());
throw new JsonSerializationException("Unexpected end when deserializing object.");
}
private void SerializeDictionary(JsonWriter writer, IWrappedDictionary values, JsonDictionaryContract contract, JsonProperty member, JsonContract collectionValueContract)
{
contract.InvokeOnSerializing(values.UnderlyingDictionary, Serializer.Context);
SerializeStack.Add(values.UnderlyingDictionary);
writer.WriteStartObject();
bool isReference = contract.IsReference ?? HasFlag(Serializer.PreserveReferencesHandling, PreserveReferencesHandling.Objects);
if (isReference)
{
writer.WritePropertyName(JsonTypeReflector.IdPropertyName);
writer.WriteValue(Serializer.ReferenceResolver.GetReference(values.UnderlyingDictionary));
}
if (ShouldWriteType(TypeNameHandling.Objects, contract, member, collectionValueContract))
{
WriteTypeProperty(writer, values.UnderlyingDictionary.GetType());
}
JsonContract childValuesContract = Serializer.ContractResolver.ResolveContract(contract.DictionaryValueType ?? typeof(object));
int initialDepth = writer.Top;
// Mono Unity 3.0 fix
IDictionary d = values;
foreach (DictionaryEntry entry in d)
{
string propertyName = GetPropertyName(entry);
try
{
object value = entry.Value;
JsonContract valueContract = GetContractSafe(value);
if (ShouldWriteReference(value, null, valueContract))
{
writer.WritePropertyName(propertyName);
WriteReference(writer, value);
}
else
{
if (!CheckForCircularReference(value, null, contract))
continue;
writer.WritePropertyName(propertyName);
SerializeValue(writer, value, valueContract, null, childValuesContract);
}
}
catch (Exception ex)
{
if (IsErrorHandled(values.UnderlyingDictionary, contract, propertyName, ex))
HandleError(writer, initialDepth);
else
throw;
}
}
writer.WriteEndObject();
SerializeStack.RemoveAt(SerializeStack.Count - 1);
contract.InvokeOnSerialized(values.UnderlyingDictionary, Serializer.Context);
}
