internal static ParseStringDelegate GetParseMethod(TypeConfig typeConfig)
{
var type = typeConfig.Type;
if (!type.IsStandardClass())
{
return(null);
}
var map = DeserializeTypeRef.GetTypeAccessorMap(typeConfig, Serializer);
var ctorFn = JsConfig.ModelFactory(type);
if (map == null)
{
return(value => ctorFn());
}
return(typeof(TSerializer) == typeof(JsonTypeSerializer)
? (ParseStringDelegate)(value => DeserializeTypeRefJson.StringToType(typeConfig, value, ctorFn, map))
: value => DeserializeTypeRefJsv.StringToType(typeConfig, value, ctorFn, map));
}
internal static object StringToType(
TypeConfig typeConfig,
string strType,
EmptyCtorDelegate ctorFn,
Dictionary <string, TypeAccessor> typeAccessorMap)
{
var index = 0;
var type = typeConfig.Type;
if (strType == null)
{
return(null);
}
//if (!Serializer.EatMapStartChar(strType, ref index))
for (; index < strType.Length; index++)
{
var c = strType[index]; if (c >= JsonTypeSerializer.WhiteSpaceFlags.Length || !JsonTypeSerializer.WhiteSpaceFlags[c])
{
break;
}
} //Whitespace inline
if (strType[index++] != JsWriter.MapStartChar)
{
throw DeserializeTypeRef.CreateSerializationError(type, strType);
}
if (JsonTypeSerializer.IsEmptyMap(strType, index))
{
return(ctorFn());
}
object instance = null;
var propertyResolver = JsConfig.PropertyConvention == PropertyConvention.Lenient
? ParseUtils.LenientPropertyNameResolver
: ParseUtils.DefaultPropertyNameResolver;
var strTypeLength = strType.Length;
while (index < strTypeLength)
{
var propertyName = JsonTypeSerializer.ParseJsonString(strType, ref index);
//Serializer.EatMapKeySeperator(strType, ref index);
for (; index < strType.Length; index++)
{
var c = strType[index]; if (c >= JsonTypeSerializer.WhiteSpaceFlags.Length || !JsonTypeSerializer.WhiteSpaceFlags[c])
{
break;
}
} //Whitespace inline
if (strType.Length != index)
{
index++;
}
var propertyValueStr = Serializer.EatValue(strType, ref index);
var possibleTypeInfo = propertyValueStr != null && propertyValueStr.Length > 1;
//if we already have an instance don't check type info, because then we will have a half deserialized object
//we could throw here or just use the existing instance.
if (instance == null && possibleTypeInfo && propertyName == JsWriter.TypeAttr)
{
var explicitTypeName = Serializer.ParseString(propertyValueStr);
var explicitType = JsConfig.TypeFinder(explicitTypeName);
if (explicitType != null && !explicitType.IsInterface() && !explicitType.IsAbstract())
{
instance = explicitType.CreateInstance();
}
if (instance == null)
{
Tracer.Instance.WriteWarning("Could not find type: " + propertyValueStr);
}
else
{
//If __type info doesn't match, ignore it.
if (!type.InstanceOfType(instance))
{
instance = null;
}
else
{
var derivedType = instance.GetType();
if (derivedType != type)
{
var derivedTypeConfig = new TypeConfig(derivedType);
var map = DeserializeTypeRef.GetTypeAccessorMap(derivedTypeConfig, Serializer);
if (map != null)
{
typeAccessorMap = map;
}
}
}
}
Serializer.EatItemSeperatorOrMapEndChar(strType, ref index);
continue;
}
if (instance == null)
{
instance = ctorFn();
}
var typeAccessor = propertyResolver.GetTypeAccessorForProperty(propertyName, typeAccessorMap);
var propType = possibleTypeInfo && propertyValueStr[0] == '_' ? TypeAccessor.ExtractType(Serializer, propertyValueStr) : null;
if (propType != null)
{
try
{
if (typeAccessor != null)
{
//var parseFn = Serializer.GetParseFn(propType);
var parseFn = JsonReader.GetParseFn(propType);
var propertyValue = parseFn(propertyValueStr);
if (typeConfig.OnDeserializing != null)
{
propertyValue = typeConfig.OnDeserializing(instance, propertyName, propertyValue);
}
typeAccessor.SetProperty(instance, propertyValue);
}
//Serializer.EatItemSeperatorOrMapEndChar(strType, ref index);
for (; index < strType.Length; index++)
{
var c = strType[index]; if (c >= JsonTypeSerializer.WhiteSpaceFlags.Length || !JsonTypeSerializer.WhiteSpaceFlags[c])
{
break;
}
} //Whitespace inline
if (index != strType.Length)
{
var success = strType[index] == JsWriter.ItemSeperator || strType[index] == JsWriter.MapEndChar;
index++;
if (success)
{
for (; index < strType.Length; index++)
{
var c = strType[index]; if (c >= JsonTypeSerializer.WhiteSpaceFlags.Length || !JsonTypeSerializer.WhiteSpaceFlags[c])
{
break;
}
} //Whitespace inline
}
}
continue;
}
catch (Exception e)
{
if (JsConfig.ThrowOnDeserializationError)
{
throw DeserializeTypeRef.GetSerializationException(propertyName, propertyValueStr, propType, e);
}
else
{
Tracer.Instance.WriteWarning("WARN: failed to set dynamic property {0} with: {1}", propertyName, propertyValueStr);
}
}
}
if (typeAccessor != null && typeAccessor.GetProperty != null && typeAccessor.SetProperty != null)
{
try
{
var propertyValue = typeAccessor.GetProperty(propertyValueStr);
if (typeConfig.OnDeserializing != null)
{
propertyValue = typeConfig.OnDeserializing(instance, propertyName, propertyValue);
}
typeAccessor.SetProperty(instance, propertyValue);
}
catch (Exception e)
{
if (JsConfig.ThrowOnDeserializationError)
{
throw DeserializeTypeRef.GetSerializationException(propertyName, propertyValueStr, typeAccessor.PropertyType, e);
}
else
{
Tracer.Instance.WriteWarning("WARN: failed to set property {0} with: {1}", propertyName, propertyValueStr);
}
}
}
else if (typeConfig.OnDeserializing != null)
{
// the property is not known by the DTO
typeConfig.OnDeserializing(instance, propertyName, propertyValueStr);
}
//Serializer.EatItemSeperatorOrMapEndChar(strType, ref index);
for (; index < strType.Length; index++)
{
var c = strType[index]; if (c >= JsonTypeSerializer.WhiteSpaceFlags.Length || !JsonTypeSerializer.WhiteSpaceFlags[c])
{
break;
}
} //Whitespace inline
if (index != strType.Length)
{
var success = strType[index] == JsWriter.ItemSeperator || strType[index] == JsWriter.MapEndChar;
index++;
if (success)
{
for (; index < strType.Length; index++)
{
var c = strType[index]; if (c >= JsonTypeSerializer.WhiteSpaceFlags.Length || !JsonTypeSerializer.WhiteSpaceFlags[c])
{
break;
}
} //Whitespace inline
}
}
}
return(instance);
}