public static TypeAccessor Create(ITypeSerializer serializer, TypeConfig typeConfig, FieldInfo fieldInfo)
{
return(new TypeAccessor
{
PropertyType = fieldInfo.FieldType,
GetProperty = serializer.GetParseFn(fieldInfo.FieldType),
SetProperty = GetSetFieldMethod(typeConfig, fieldInfo),
});
}
private static SetPropertyDelegate GetSetFieldMethod(TypeConfig typeConfig, FieldInfo fieldInfo)
{
if (fieldInfo.ReflectedType() != fieldInfo.DeclaringType)
{
fieldInfo = fieldInfo.DeclaringType.GetFieldInfo(fieldInfo.Name);
}
return(PclExport.Instance.GetSetFieldMethod(fieldInfo));
}
public static TypeAccessor Create(ITypeSerializer serializer, TypeConfig typeConfig, PropertyInfo propertyInfo)
{
return(new TypeAccessor
{
PropertyType = propertyInfo.PropertyType,
GetProperty = serializer.GetParseFn(propertyInfo.PropertyType),
SetProperty = GetSetPropertyMethod(typeConfig, propertyInfo),
});
}
internal static Dictionary <string, TypeAccessor> GetTypeAccessorMap(TypeConfig typeConfig, ITypeSerializer serializer)
{
var type = typeConfig.Type;
var isDataContract = type.IsDto();
var propertyInfos = type.GetSerializableProperties();
var fieldInfos = type.GetSerializableFields();
if (propertyInfos.Length == 0 && fieldInfos.Length == 0)
{
return(null);
}
var map = new Dictionary <string, TypeAccessor>(StringComparer.OrdinalIgnoreCase);
if (propertyInfos.Length != 0)
{
foreach (var propertyInfo in propertyInfos)
{
var propertyName = propertyInfo.Name;
if (isDataContract)
{
var dcsDataMember = propertyInfo.GetDataMember();
if (dcsDataMember != null && dcsDataMember.Name != null)
{
propertyName = dcsDataMember.Name;
}
}
map[propertyName] = TypeAccessor.Create(serializer, typeConfig, propertyInfo);
}
}
if (fieldInfos.Length != 0)
{
foreach (var fieldInfo in fieldInfos)
{
var field = fieldInfo.Name;
if (isDataContract)
{
var dcsDataMember = fieldInfo.GetDataMember();
if (dcsDataMember != null && dcsDataMember.Name != null)
{
field = dcsDataMember.Name;
}
}
map[field] = TypeAccessor.Create(serializer, typeConfig, fieldInfo);
}
}
return(map);
}
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));
}
private static SetPropertyDelegate GetSetPropertyMethod(TypeConfig typeConfig, PropertyInfo propertyInfo)
{
if (propertyInfo.ReflectedType() != propertyInfo.DeclaringType)
{
propertyInfo = propertyInfo.DeclaringType.GetPropertyInfo(propertyInfo.Name);
}
if (!propertyInfo.CanWrite && !typeConfig.EnableAnonymousFieldSetterses)
{
return(null);
}
FieldInfo fieldInfo = null;
if (!propertyInfo.CanWrite)
{
//TODO: What string comparison is used in SST?
string fieldNameFormat = Env.IsMono ? "<{0}>" : "<{0}>i__Field";
var fieldName = string.Format(fieldNameFormat, propertyInfo.Name);
var fieldInfos = typeConfig.Type.GetWritableFields();
foreach (var f in fieldInfos)
{
if (f.IsInitOnly && f.FieldType == propertyInfo.PropertyType && f.Name == fieldName)
{
fieldInfo = f;
break;
}
}
if (fieldInfo == null)
{
return(null);
}
}
return(PclExport.Instance.GetSetMethod(propertyInfo, fieldInfo));
}
private ParseStringDelegate GetCoreParseFn <T>()
{
var type = Nullable.GetUnderlyingType(typeof(T)) ?? typeof(T);
if (JsConfig <T> .HasDeserializeFn)
{
return(value => JsConfig <T> .ParseFn(Serializer, value));
}
if (type.IsEnum())
{
return(x => ParseUtils.TryParseEnum(type, Serializer.UnescapeSafeString(x)));
}
if (type == typeof(string))
{
return(Serializer.UnescapeString);
}
if (type == typeof(object))
{
return(DeserializeType <TSerializer> .ObjectStringToType);
}
var specialParseFn = ParseUtils.GetSpecialParseMethod(type);
if (specialParseFn != null)
{
return(specialParseFn);
}
if (type.IsArray)
{
return(DeserializeArray <T, TSerializer> .Parse);
}
var builtInMethod = DeserializeBuiltin <T> .Parse;
if (builtInMethod != null)
{
return(value => builtInMethod(Serializer.UnescapeSafeString(value)));
}
if (type.HasGenericType())
{
if (type.IsOrHasGenericInterfaceTypeOf(typeof(IList <>)))
{
return(DeserializeList <T, TSerializer> .Parse);
}
if (type.IsOrHasGenericInterfaceTypeOf(typeof(IDictionary <,>)))
{
return(DeserializeDictionary <TSerializer> .GetParseMethod(type));
}
if (type.IsOrHasGenericInterfaceTypeOf(typeof(ICollection <>)))
{
return(DeserializeCollection <TSerializer> .GetParseMethod(type));
}
if (type.HasAnyTypeDefinitionsOf(typeof(Queue <>)) ||
type.HasAnyTypeDefinitionsOf(typeof(Stack <>)))
{
return(DeserializeSpecializedCollections <T, TSerializer> .Parse);
}
if (type.IsOrHasGenericInterfaceTypeOf(typeof(KeyValuePair <,>)))
{
return(DeserializeKeyValuePair <TSerializer> .GetParseMethod(type));
}
if (type.IsOrHasGenericInterfaceTypeOf(typeof(IEnumerable <>)))
{
return(DeserializeEnumerable <T, TSerializer> .Parse);
}
var customFn = DeserializeCustomGenericType <TSerializer> .GetParseMethod(type);
if (customFn != null)
{
return(customFn);
}
}
var pclParseFn = PclExport.Instance.GetJsReaderParseMethod <TSerializer>(typeof(T));
if (pclParseFn != null)
{
return(pclParseFn);
}
var isDictionary = typeof(T) != typeof(IEnumerable) && typeof(T) != typeof(ICollection) &&
(typeof(T).AssignableFrom(typeof(IDictionary)) || typeof(T).HasInterface(typeof(IDictionary)));
if (isDictionary)
{
return(DeserializeDictionary <TSerializer> .GetParseMethod(type));
}
var isEnumerable = typeof(T).AssignableFrom(typeof(IEnumerable)) ||
typeof(T).HasInterface(typeof(IEnumerable));
if (isEnumerable)
{
var parseFn = DeserializeSpecializedCollections <T, TSerializer> .Parse;
if (parseFn != null)
{
return(parseFn);
}
}
if (type.IsValueType())
{
var staticParseMethod = StaticParseMethod <T> .Parse;
if (staticParseMethod != null)
{
return(value => staticParseMethod(Serializer.UnescapeSafeString(value)));
}
}
else
{
var staticParseMethod = StaticParseRefTypeMethod <TSerializer, T> .Parse;
if (staticParseMethod != null)
{
return(value => staticParseMethod(Serializer.UnescapeSafeString(value)));
}
}
var typeConstructor = DeserializeType <TSerializer> .GetParseMethod(TypeConfig <T> .GetState());
if (typeConstructor != null)
{
return(typeConstructor);
}
var stringConstructor = DeserializeTypeUtils.GetParseMethod(type);
if (stringConstructor != null)
{
return(stringConstructor);
}
return(DeserializeType <TSerializer> .ParseAbstractType <T>);
}
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);
}