public static EmptyCtorDelegate GetConstructorMethod(string typeName)
{
if (TypeNamesMap.TryGetValue(typeName, out var emptyCtorFn))
{
return(emptyCtorFn);
}
var type = JsConfig.TypeFinder(typeName);
if (type == null)
{
return(null);
}
emptyCtorFn = GetConstructorMethodToCache(type);
Dictionary <string, EmptyCtorDelegate> snapshot, newCache;
do
{
snapshot = TypeNamesMap;
newCache = new Dictionary <string, EmptyCtorDelegate>(TypeNamesMap)
{
[typeName] = emptyCtorFn
};
} while (!ReferenceEquals(
Interlocked.CompareExchange(ref TypeNamesMap, newCache, snapshot), snapshot));
return(emptyCtorFn);
}
// TODO: optimize ExtractType
public static Type ExtractType(StringSegment strType)
{
if (!strType.HasValue || strType.Length <= 1)
{
return(null);
}
var hasWhitespace = Json.JsonUtils.WhiteSpaceChars.Contains(strType.GetChar(1));
if (hasWhitespace)
{
var pos = strType.IndexOf('"');
if (pos >= 0)
{
strType = new StringSegment($"{{{strType.Substring(pos, strType.Length - pos)}");
}
}
var typeAttrInObject = Serializer.TypeAttrInObject;
if (strType.Length > typeAttrInObject.Length &&
strType.Substring(0, typeAttrInObject.Length) == typeAttrInObject)
{
var propIndex = typeAttrInObject.Length;
var typeName = Serializer.UnescapeSafeString(Serializer.EatValue(strType, ref propIndex)).Value;
var type = JsConfig.TypeFinder(typeName);
JsWriter.AssertAllowedRuntimeType(type);
if (type == null)
{
Tracer.Instance.WriteWarning($"Could not find type: {typeName}");
return(null);
}
return(PclExport.Instance.UseType(type));
}
return(null);
}
//TODO: optimize ExtractType
public static Type ExtractType(ReadOnlySpan <char> strType)
{
if (strType.IsEmpty || strType.Length <= 1)
{
return(null);
}
var hasWhitespace = Json.JsonUtils.WhiteSpaceChars.Contains(strType[1]);
if (hasWhitespace)
{
var pos = strType.IndexOf('"');
if (pos >= 0)
{
strType = ("{" + strType.Substring(pos, strType.Length - pos)).AsSpan();
}
}
var typeAttrInObject = Serializer.TypeAttrInObject;
if (strType.Length > typeAttrInObject.Length &&
strType.Slice(0, typeAttrInObject.Length).EqualsOrdinal(typeAttrInObject))
{
var propIndex = typeAttrInObject.Length;
var typeName = Serializer.UnescapeSafeString(Serializer.EatValue(strType, ref propIndex)).ToString();
var type = JsConfig.TypeFinder(typeName);
JsWriter.AssertAllowedRuntimeType(type);
if (type == null)
{
Tracer.Instance.WriteWarning("Could not find type: " + typeName);
return(null);
}
return(ReflectionOptimizer.Instance.UseType(type));
}
return(null);
}
public static Type ExtractType(string strType)
{
if (strType == null || strType.Length <= 1)
{
return(null);
}
var hasWhitespace = JsonUtils.WhiteSpaceChars.Contains(strType[1]);
if (hasWhitespace)
{
var pos = strType.IndexOf('"');
if (pos >= 0)
{
strType = "{" + strType.Substring(pos);
}
}
var typeAttrInObject = Serializer.TypeAttrInObject;
if (strType.Length > typeAttrInObject.Length &&
strType.Substring(0, typeAttrInObject.Length) == typeAttrInObject)
{
var propIndex = typeAttrInObject.Length;
var typeName = Serializer.UnescapeSafeString(Serializer.EatValue(strType, ref propIndex));
var type = JsConfig.TypeFinder(typeName);
if (type == null)
{
Tracer.Instance.WriteWarning("Could not find type: " + typeName);
return(null);
}
return(PclExport.Instance.UseType(type));
}
return(null);
}
public static Type ExtractType(ITypeSerializer Serializer, StringSegment strType)
{
if (!strType.HasValue || strType.Length <= 1)
{
return(null);
}
var hasWhitespace = Json.JsonUtils.WhiteSpaceChars.Contains(strType.GetChar(1));
if (hasWhitespace)
{
var pos = strType.IndexOf('"');
if (pos >= 0)
{
strType = new StringSegment("{" + strType.Substring(pos));
}
}
var typeAttrInObject = Serializer.TypeAttrInObject;
if (strType.Length > typeAttrInObject.Length &&
strType.Substring(0, typeAttrInObject.Length) == typeAttrInObject)
{
var propIndex = typeAttrInObject.Length;
var typeName = Serializer.EatValue(strType, ref propIndex).Value;
var type = JsConfig.TypeFinder(typeName);
if (type == null)
{
Tracer.Instance.WriteWarning("Could not find type: " + typeName);
}
return(type);
}
return(null);
}
internal static object StringToType(
TypeConfig typeConfig,
StringSegment strType,
EmptyCtorDelegate ctorFn,
Dictionary <HashedStringSegment, TypeAccessor> typeAccessorMap)
{
var index = 0;
var type = typeConfig.Type;
if (!strType.HasValue)
{
return(null);
}
var buffer = strType.Buffer;
var offset = strType.Offset;
var strTypeLength = strType.Length;
//if (!Serializer.EatMapStartChar(strType, ref index))
for (; index < strTypeLength; index++)
{
if (!JsonUtils.IsWhiteSpace(buffer[offset + index]))
{
break;
}
} //Whitespace inline
if (buffer[offset + index] != JsWriter.MapStartChar)
{
throw DeserializeTypeRef.CreateSerializationError(type, strType.Value);
}
index++;
if (JsonTypeSerializer.IsEmptyMap(strType, index))
{
return(ctorFn());
}
object instance = null;
var propertyResolver = JsConfig.PropertyConvention == PropertyConvention.Lenient
? ParseUtils.LenientPropertyNameResolver
: ParseUtils.DefaultPropertyNameResolver;
while (index < strTypeLength)
{
var propertyName = JsonTypeSerializer.ParseJsonString(strType, ref index);
//Serializer.EatMapKeySeperator(strType, ref index);
for (; index < strTypeLength; index++)
{
if (!JsonUtils.IsWhiteSpace(buffer[offset + index]))
{
break;
}
} //Whitespace inline
if (strTypeLength != 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 == typeAttr)
{
var explicitTypeName = Serializer.ParseString(propertyValueStr);
var explicitType = JsConfig.TypeFinder(explicitTypeName);
if (explicitType == null || explicitType.IsInterface || explicitType.IsAbstract)
{
Tracer.Instance.WriteWarning("Could not find type: " + propertyValueStr);
}
else if (!type.IsAssignableFrom(explicitType))
{
Tracer.Instance.WriteWarning("Could not assign type: " + propertyValueStr);
}
else
{
JsWriter.AssertAllowedRuntimeType(explicitType);
instance = explicitType.CreateInstance();
}
if (instance != null)
{
//If __type info doesn't match, ignore it.
if (!type.IsInstanceOfType(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.GetChar(0) == '_' ? TypeAccessor.ExtractType(Serializer, propertyValueStr) : null;
if (propType != null)
{
try
{
if (typeAccessor != null)
{
//var parseFn = Serializer.GetParseFn(propType);
var parseFn = JsonReader.GetParseStringSegmentFn(propType);
var propertyValue = parseFn(propertyValueStr);
if (typeConfig.OnDeserializing != null)
{
propertyValue = typeConfig.OnDeserializing(instance, propertyName.Value, propertyValue);
}
typeAccessor.SetProperty(instance, propertyValue);
}
//Serializer.EatItemSeperatorOrMapEndChar(strType, ref index);
for (; index < strTypeLength; index++)
{
if (!JsonUtils.IsWhiteSpace(buffer[offset + index]))
{
break;
}
} //Whitespace inline
if (index != strTypeLength)
{
var success = buffer[offset + index] == JsWriter.ItemSeperator || buffer[offset + index] == JsWriter.MapEndChar;
index++;
if (success)
{
for (; index < strTypeLength; index++)
{
if (!JsonUtils.IsWhiteSpace(buffer[offset + index]))
{
break;
}
} //Whitespace inline
}
}
continue;
}
catch (Exception e)
{
JsConfig.OnDeserializationError?.Invoke(instance, propType, propertyName.Value, propertyValueStr.Value, e);
if (JsConfig.ThrowOnDeserializationError)
{
throw DeserializeTypeRef.GetSerializationException(propertyName.Value, propertyValueStr.Value, propType, e);
}
else
{
Tracer.Instance.WriteWarning("WARN: failed to set dynamic property {0} with: {1}", propertyName, propertyValueStr.Value);
}
}
}
if (typeAccessor?.GetProperty != null && typeAccessor.SetProperty != null)
{
try
{
var propertyValue = typeAccessor.GetProperty(propertyValueStr);
if (typeConfig.OnDeserializing != null)
{
propertyValue = typeConfig.OnDeserializing(instance, propertyName.Value, propertyValue);
}
typeAccessor.SetProperty(instance, propertyValue);
}
catch (NotSupportedException) { throw; }
catch (Exception e)
{
JsConfig.OnDeserializationError?.Invoke(instance, propType ?? typeAccessor.PropertyType, propertyName.Value, propertyValueStr.Value, e);
if (JsConfig.ThrowOnDeserializationError)
{
throw DeserializeTypeRef.GetSerializationException(propertyName.Value, propertyValueStr.Value, typeAccessor.PropertyType, e);
}
else
{
Tracer.Instance.WriteWarning("WARN: failed to set property {0} with: {1}", propertyName, propertyValueStr.Value);
}
}
}
else
{
// the property is not known by the DTO
typeConfig.OnDeserializing?.Invoke(instance, propertyName.Value, propertyValueStr.Value);
}
//Serializer.EatItemSeperatorOrMapEndChar(strType, ref index);
for (; index < strTypeLength; index++)
{
if (!JsonUtils.IsWhiteSpace(buffer[offset + index]))
{
break;
}
} //Whitespace inline
if (index != strType.Length)
{
var success = buffer[offset + index] == JsWriter.ItemSeperator || buffer[offset + index] == JsWriter.MapEndChar;
index++;
if (success)
{
for (; index < strTypeLength; index++)
{
if (!JsonUtils.IsWhiteSpace(buffer[offset + index]))
{
break;
}
} //Whitespace inline
}
}
}
return(instance);
}
internal static object StringToType(ReadOnlySpan <char> strType,
TypeConfig typeConfig,
EmptyCtorDelegate ctorFn,
KeyValuePair <string, TypeAccessor>[] typeAccessors)
{
var index = 0;
var type = typeConfig.Type;
if (strType.IsEmpty)
{
return(null);
}
//if (!Serializer.EatMapStartChar(strType, ref index))
if (strType[index++] != JsWriter.MapStartChar)
{
throw DeserializeTypeRef.CreateSerializationError(type, strType.ToString());
}
if (JsonTypeSerializer.IsEmptyMap(strType))
{
return(ctorFn());
}
object instance = null;
var lenient = JsConfig.PropertyConvention == PropertyConvention.Lenient;
var strTypeLength = strType.Length;
while (index < strTypeLength)
{
var propertyName = Serializer.EatMapKey(strType, ref index);
//Serializer.EatMapKeySeperator(strType, ref index);
index++;
var propertyValueStr = Serializer.EatValue(strType, ref index);
var possibleTypeInfo = propertyValueStr != null && propertyValueStr.Length > 1;
if (possibleTypeInfo && propertyName.Equals(typeAttr.Span, StringComparison.OrdinalIgnoreCase))
{
var explicitTypeName = Serializer.ParseString(propertyValueStr);
var explicitType = JsConfig.TypeFinder(explicitTypeName);
if (explicitType == null || explicitType.IsInterface || explicitType.IsAbstract)
{
Tracer.Instance.WriteWarning("Could not find type: " + propertyValueStr.ToString());
}
else if (!type.IsAssignableFrom(explicitType))
{
Tracer.Instance.WriteWarning("Could not assign type: " + propertyValueStr.ToString());
}
else
{
JsWriter.AssertAllowedRuntimeType(explicitType);
instance = explicitType.CreateInstance();
}
if (instance != null)
{
//If __type info doesn't match, ignore it.
if (!type.IsInstanceOfType(instance))
{
instance = null;
}
else
{
var derivedType = instance.GetType();
if (derivedType != type)
{
var map = DeserializeTypeRef.GetCachedTypeAccessors(derivedType, Serializer);
if (map != null)
{
typeAccessors = map;
}
}
}
}
//Serializer.EatItemSeperatorOrMapEndChar(strType, ref index);
if (index != strType.Length)
{
index++;
}
continue;
}
if (instance == null)
{
instance = ctorFn();
}
var typeAccessor = typeAccessors.Get(propertyName, lenient);
var propType = possibleTypeInfo && propertyValueStr[0] == '_' ? TypeAccessor.ExtractType(Serializer, propertyValueStr) : null;
if (propType != null)
{
try
{
if (typeAccessor != null)
{
var parseFn = Serializer.GetParseStringSpanFn(propType);
var propertyValue = parseFn(propertyValueStr);
if (typeConfig.OnDeserializing != null)
{
propertyValue = typeConfig.OnDeserializing(instance, propertyName.ToString(), propertyValue);
}
typeAccessor.SetProperty(instance, propertyValue);
}
//Serializer.EatItemSeperatorOrMapEndChar(strType, ref index);
if (index != strType.Length)
{
index++;
}
continue;
}
catch (Exception e)
{
if (JsConfig.OnDeserializationError != null)
{
JsConfig.OnDeserializationError(instance, propType, propertyName.ToString(), propertyValueStr.ToString(), e);
}
if (JsConfig.ThrowOnError)
{
throw DeserializeTypeRef.GetSerializationException(propertyName.ToString(), propertyValueStr.ToString(), propType, e);
}
else
{
Tracer.Instance.WriteWarning("WARN: failed to set dynamic property {0} with: {1}", propertyName.ToString(), propertyValueStr.ToString());
}
}
}
if (typeAccessor?.GetProperty != null && typeAccessor.SetProperty != null)
{
try
{
var propertyValue = typeAccessor.GetProperty(propertyValueStr);
if (typeConfig.OnDeserializing != null)
{
propertyValue = typeConfig.OnDeserializing(instance, propertyName.ToString(), propertyValue);
}
typeAccessor.SetProperty(instance, propertyValue);
}
catch (NotSupportedException) { throw; }
catch (Exception e)
{
if (JsConfig.OnDeserializationError != null)
{
JsConfig.OnDeserializationError(instance, propType ?? typeAccessor.PropertyType, propertyName.ToString(), propertyValueStr.ToString(), e);
}
if (JsConfig.ThrowOnError)
{
throw DeserializeTypeRef.GetSerializationException(propertyName.ToString(), propertyValueStr.ToString(), propType, e);
}
else
{
Tracer.Instance.WriteWarning("WARN: failed to set property {0} with: {1}", propertyName.ToString(), propertyValueStr.ToString());
}
}
}
else
{
// the property is not known by the DTO
typeConfig.OnDeserializing?.Invoke(instance, propertyName.ToString(), propertyValueStr.ToString());
}
//Serializer.EatItemSeperatorOrMapEndChar(strType, ref index);
if (index != strType.Length)
{
index++;
}
}
return(instance);
}
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))
if (strType[index++] != JsWriter.MapStartChar)
{
throw DeserializeTypeRef.CreateSerializationError(type, strType);
}
if (JsonTypeSerializer.IsEmptyMap(strType))
{
return(ctorFn());
}
object instance = null;
var propertyResolver = JsConfig.PropertyConvention == PropertyConvention.Lenient
? ParseUtils.LenientPropertyNameResolver
: ParseUtils.DefaultPropertyNameResolver;
var strTypeLength = strType.Length;
while (index < strTypeLength)
{
var propertyName = Serializer.EatMapKey(strType, ref index);
//Serializer.EatMapKeySeperator(strType, ref index);
index++;
var propertyValueStr = Serializer.EatValue(strType, ref index);
var possibleTypeInfo = propertyValueStr != null && propertyValueStr.Length > 1;
if (possibleTypeInfo && propertyName == JsWriter.TypeAttr)
{
var explicitTypeName = Serializer.ParseString(propertyValueStr);
var explicitType = JsConfig.TypeFinder(explicitTypeName);
if (explicitType == null || explicitType.IsInterface() || explicitType.IsAbstract())
{
Tracer.Instance.WriteWarning("Could not find type: " + propertyValueStr);
}
else if (!type.IsAssignableFromType(explicitType))
{
Tracer.Instance.WriteWarning("Could not assign type: " + propertyValueStr);
}
else
{
instance = explicitType.CreateInstance();
}
if (instance != null)
{
//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);
if (index != strType.Length)
{
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 propertyValue = parseFn(propertyValueStr);
if (typeConfig.OnDeserializing != null)
{
propertyValue = typeConfig.OnDeserializing(instance, propertyName, propertyValue);
}
typeAccessor.SetProperty(instance, propertyValue);
}
//Serializer.EatItemSeperatorOrMapEndChar(strType, ref index);
if (index != strType.Length)
{
index++;
}
continue;
}
catch (Exception e)
{
if (JsConfig.OnDeserializationError != null)
{
JsConfig.OnDeserializationError(instance, propType, propertyName, propertyValueStr, 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.OnDeserializationError != null)
{
JsConfig.OnDeserializationError(instance, propType ?? typeAccessor.PropertyType, propertyName, propertyValueStr, e);
}
if (JsConfig.ThrowOnDeserializationError)
{
throw DeserializeTypeRef.GetSerializationException(propertyName, propertyValueStr, propType, 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);
if (index != strType.Length)
{
index++;
}
}
return(instance);
}
internal static object StringToType(
Type type,
string strType,
EmptyCtorDelegate ctorFn,
Dictionary <string, TypeAccessor> typeAccessorMap)
{
var index = 0;
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);
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);
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);
}
}
}
//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);
}
internal static object StringToType(ReadOnlySpan <char> strType,
TypeConfig typeConfig,
EmptyCtorDelegate ctorFn,
KeyValuePair <string, TypeAccessor>[] typeAccessors)
{
var index = 0;
var type = typeConfig.Type;
if (strType.IsEmpty)
{
return(null);
}
var buffer = strType;
var strTypeLength = strType.Length;
//if (!Serializer.EatMapStartChar(strType, ref index))
for (; index < strTypeLength; index++)
{
if (!JsonUtils.IsWhiteSpace(buffer[index]))
{
break;
}
} //Whitespace inline
if (buffer[index] != JsWriter.MapStartChar)
{
throw DeserializeTypeRef.CreateSerializationError(type, strType.ToString());
}
index++;
if (JsonTypeSerializer.IsEmptyMap(strType, index))
{
return(ctorFn());
}
object instance = null;
var lenient = JsConfig.PropertyConvention == PropertyConvention.Lenient;
for (; index < strTypeLength; index++)
{
if (!JsonUtils.IsWhiteSpace(buffer[index]))
{
break;
}
} //Whitespace inline
while (index < strTypeLength)
{
var propertyName = JsonTypeSerializer.UnescapeJsString(strType, JsonUtils.QuoteChar, removeQuotes: true, ref index);
//Serializer.EatMapKeySeperator(strType, ref index);
for (; index < strTypeLength; index++)
{
if (!JsonUtils.IsWhiteSpace(buffer[index]))
{
break;
}
} //Whitespace inline
if (strTypeLength != 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.Equals(typeAttr.Span, StringComparison.OrdinalIgnoreCase))
{
var explicitTypeName = Serializer.ParseString(propertyValueStr);
var explicitType = JsConfig.TypeFinder(explicitTypeName);
if (explicitType == null || explicitType.IsInterface || explicitType.IsAbstract)
{
Tracer.Instance.WriteWarning("Could not find type: " + propertyValueStr.ToString());
}
else if (!type.IsAssignableFrom(explicitType))
{
Tracer.Instance.WriteWarning("Could not assign type: " + propertyValueStr.ToString());
}
else
{
JsWriter.AssertAllowedRuntimeType(explicitType);
instance = explicitType.CreateInstance();
}
if (instance != null)
{
//If __type info doesn't match, ignore it.
if (!type.IsInstanceOfType(instance))
{
instance = null;
}
else
{
var derivedType = instance.GetType();
if (derivedType != type)
{
var map = DeserializeTypeRef.GetCachedTypeAccessors(derivedType, Serializer);
if (map != null)
{
typeAccessors = map;
}
}
}
}
Serializer.EatItemSeperatorOrMapEndChar(strType, ref index);
continue;
}
if (instance == null)
{
instance = ctorFn();
}
var typeAccessor = typeAccessors.Get(propertyName, lenient);
var propType = possibleTypeInfo && propertyValueStr[0] == '_' ? TypeAccessor.ExtractType(Serializer, propertyValueStr.ToString()) : null;
if (propType != null)
{
try
{
if (typeAccessor != null)
{
//var parseFn = Serializer.GetParseFn(propType);
var parseFn = JsonReader.GetParseStringSegmentFn(propType);
var propertyValue = parseFn(propertyValueStr);
if (typeConfig.OnDeserializing != null)
{
propertyValue = typeConfig.OnDeserializing(instance, propertyName.ToString(), propertyValue);
}
typeAccessor.SetProperty(instance, propertyValue);
}
//Serializer.EatItemSeperatorOrMapEndChar(strType, ref index);
for (; index < strTypeLength; index++)
{
if (!JsonUtils.IsWhiteSpace(buffer[index]))
{
break;
}
} //Whitespace inline
if (index != strTypeLength)
{
var success = buffer[index] == JsWriter.ItemSeperator || buffer[index] == JsWriter.MapEndChar;
index++;
if (success)
{
for (; index < strTypeLength; index++)
{
if (!JsonUtils.IsWhiteSpace(buffer[index]))
{
break;
}
} //Whitespace inline
}
}
continue;
}
catch (Exception e)
{
if (JsConfig.OnDeserializationError != null)
{
JsConfig.OnDeserializationError(instance, propType, propertyName.ToString(), propertyValueStr.ToString(), e);
}
if (JsConfig.ThrowOnError)
{
throw DeserializeTypeRef.GetSerializationException(propertyName.ToString(), propertyValueStr.ToString(), propType, e);
}
else
{
Tracer.Instance.WriteWarning("WARN: failed to set dynamic property {0} with: {1}", propertyName.ToString(), propertyValueStr.ToString());
}
}
}
if (typeAccessor?.GetProperty != null && typeAccessor.SetProperty != null)
{
try
{
var propertyValue = typeAccessor.GetProperty(propertyValueStr.ToString());
if (typeConfig.OnDeserializing != null)
{
propertyValue = typeConfig.OnDeserializing(instance, propertyName.ToString(), propertyValue);
}
typeAccessor.SetProperty(instance, propertyValue);
}
catch (NotSupportedException) { throw; }
catch (Exception e)
{
if (JsConfig.OnDeserializationError != null)
{
JsConfig.OnDeserializationError(instance, propType ?? typeAccessor.PropertyType, propertyName.ToString(), propertyValueStr.ToString(), e);
}
if (JsConfig.ThrowOnError)
{
throw DeserializeTypeRef.GetSerializationException(propertyName.ToString(), propertyValueStr.ToString(), typeAccessor.PropertyType, e);
}
else
{
Tracer.Instance.WriteWarning("WARN: failed to set property {0} with: {1}", propertyName.ToString(), propertyValueStr.ToString());
}
}
}
else
{
// the property is not known by the DTO
typeConfig.OnDeserializing?.Invoke(instance, propertyName.ToString(), propertyValueStr.ToString());
}
//Serializer.EatItemSeperatorOrMapEndChar(strType, ref index);
for (; index < strTypeLength; index++)
{
if (!JsonUtils.IsWhiteSpace(buffer[index]))
{
break;
}
} //Whitespace inline
if (index != strType.Length)
{
var success = buffer[index] == JsWriter.ItemSeperator || buffer[index] == JsWriter.MapEndChar;
index++;
if (success)
{
for (; index < strTypeLength; index++)
{
if (!JsonUtils.IsWhiteSpace(buffer[index]))
{
break;
}
} //Whitespace inline
}
}
}
return(instance);
}