public static IDictionary ParseIDictionary(StringSegment value, Type dictType)
{
if (!value.HasValue)
{
return(null);
}
var index = VerifyAndGetStartIndex(value, dictType);
var valueParseMethod = Serializer.GetParseStringSegmentFn(typeof(object));
if (valueParseMethod == null)
{
return(null);
}
//var to = (IDictionary)dictType.CreateInstance();
var to = ActivatorUtils.FastCreateInstance <IDictionary>(dictType);
if (JsonTypeSerializer.IsEmptyMap(value, index))
{
return(to);
}
var valueLength = value.Length;
while (index < valueLength)
{
var keyValue = Serializer.EatMapKey(value, ref index);
Serializer.EatMapKeySeperator(value, ref index);
var elementStartIndex = index;
var elementValue = Serializer.EatTypeValue(value, ref index);
if (!keyValue.HasValue)
{
continue;
}
var mapKey = valueParseMethod(keyValue);
if (elementStartIndex < valueLength)
{
Serializer.EatWhitespace(value, ref elementStartIndex);
to[mapKey] = DeserializeType <TSerializer> .ParsePrimitive(elementValue.Value, value.GetChar(elementStartIndex));
}
else
{
to[mapKey] = valueParseMethod(elementValue);
}
Serializer.EatItemSeperatorOrMapEndChar(value, ref index);
}
return(to);
}
public static void InitAot <T>()
{
var hold = DeserializeBuiltin <T> .Parse;
hold = DeserializeArray <T[], TSerializer> .Parse;
DeserializeType <TSerializer> .ExtractType(default(ReadOnlySpan <char>));
DeserializeArrayWithElements <T, TSerializer> .ParseGenericArray(default(ReadOnlySpan <char>), null);
DeserializeCollection <TSerializer> .ParseCollection <T>(default(ReadOnlySpan <char>), null, null);
DeserializeListWithElements <T, TSerializer> .ParseGenericList(default(ReadOnlySpan <char>), null, null);
}
public static void InitAot <T>()
{
var hold = DeserializeBuiltin <T> .Parse;
hold = DeserializeArray <T[], TSerializer> .Parse;
DeserializeType <TSerializer> .ExtractType(null);
DeserializeArrayWithElements <T, TSerializer> .ParseGenericArray(null, null);
DeserializeCollection <TSerializer> .ParseCollection <T>(null, null, null);
DeserializeListWithElements <T, TSerializer> .ParseGenericList(null, null, null);
}
public static IDynamicMetaObjectProvider ParseDynamic(string value)
{
var index = VerifyAndGetStartIndex(value, typeof(ExpandoObject));
var result = new ExpandoObject();
if (JsonTypeSerializer.IsEmptyMap(value))
{
return(result);
}
var container = (IDictionary <String, Object>)result;
var tryToParsePrimitiveTypes = JsConfig.TryToParsePrimitiveTypeValues;
var valueLength = value.Length;
while (index < valueLength)
{
var keyValue = Serializer.EatMapKey(value, ref index);
Serializer.EatMapKeySeperator(value, ref index);
var elementValue = Serializer.EatValue(value, ref index);
var mapKey = Serializer.UnescapeString(keyValue);
if (JsonUtils.IsJsObject(elementValue))
{
container[mapKey] = ParseDynamic(elementValue);
}
else if (JsonUtils.IsJsArray(elementValue))
{
container[mapKey] = DeserializeList <List <object>, TSerializer> .Parse(elementValue);
}
else if (tryToParsePrimitiveTypes)
{
container[mapKey] = DeserializeType <TSerializer> .ParsePrimitive(elementValue) ?? Serializer.UnescapeString(elementValue);
}
else
{
container[mapKey] = Serializer.UnescapeString(elementValue);
}
Serializer.EatItemSeperatorOrMapEndChar(value, ref index);
}
return(result);
}
public static IDictionary <TKey, TValue> ParseDictionary <TKey, TValue>(
StringSegment value, Type createMapType,
ParseStringSegmentDelegate parseKeyFn, ParseStringSegmentDelegate parseValueFn)
{
if (!value.HasValue)
{
return(null);
}
var tryToParseItemsAsDictionaries =
JsConfig.ConvertObjectTypesIntoStringDictionary && typeof(TValue) == typeof(object);
var tryToParseItemsAsPrimitiveTypes =
JsConfig.TryToParsePrimitiveTypeValues && typeof(TValue) == typeof(object);
var index = VerifyAndGetStartIndex(value, createMapType);
var to = createMapType == null
? new Dictionary <TKey, TValue>()
: (IDictionary <TKey, TValue>)createMapType.CreateInstance();
if (JsonTypeSerializer.IsEmptyMap(value, index))
{
return(to);
}
var valueLength = value.Length;
while (index < valueLength)
{
var keyValue = Serializer.EatMapKey(value, ref index);
Serializer.EatMapKeySeperator(value, ref index);
var elementStartIndex = index;
var elementValue = Serializer.EatTypeValue(value, ref index);
if (!keyValue.HasValue)
{
continue;
}
var mapKey = (TKey)parseKeyFn(keyValue);
if (tryToParseItemsAsDictionaries)
{
Serializer.EatWhitespace(value, ref elementStartIndex);
if (elementStartIndex < valueLength && value.GetChar(elementStartIndex) == JsWriter.MapStartChar)
{
var tmpMap = ParseDictionary <TKey, TValue>(elementValue, createMapType, parseKeyFn, parseValueFn);
if (tmpMap != null && tmpMap.Count > 0)
{
to[mapKey] = (TValue)tmpMap;
}
}
else if (elementStartIndex < valueLength && value.GetChar(elementStartIndex) == JsWriter.ListStartChar)
{
to[mapKey] = (TValue)DeserializeList <List <object>, TSerializer> .ParseStringSegment(elementValue);
}
else
{
to[mapKey] = (TValue)(tryToParseItemsAsPrimitiveTypes && elementStartIndex < valueLength
? DeserializeType <TSerializer> .ParsePrimitive(elementValue.Value, value.GetChar(elementStartIndex))
: parseValueFn(elementValue));
}
}
else
{
if (tryToParseItemsAsPrimitiveTypes && elementStartIndex < valueLength)
{
Serializer.EatWhitespace(value, ref elementStartIndex);
to[mapKey] = (TValue)DeserializeType <TSerializer> .ParsePrimitive(elementValue.Value, value.GetChar(elementStartIndex));
}
else
{
to[mapKey] = (TValue)parseValueFn(elementValue);
}
}
Serializer.EatItemSeperatorOrMapEndChar(value, ref index);
}
return(to);
}
private ParseStringSpanDelegate GetCoreParseStringSpanFn <T>()
{
var type = Nullable.GetUnderlyingType(typeof(T)) ?? typeof(T);
if (JsConfig <T> .HasDeserializeFn)
{
return(value => JsConfig <T> .ParseFn(Serializer, value.Value()));
}
if (type.IsEnum)
{
return(x => ParseUtils.TryParseEnum(type, Serializer.UnescapeSafeString(x).Value()));
}
if (type == typeof(string))
{
return(Serializer.UnescapeStringAsObject);
}
if (type == typeof(object))
{
return(DeserializeType <TSerializer> .ObjectStringToType);
}
var specialParseFn = ParseUtils.GetSpecialParseMethod(type);
if (specialParseFn != null)
{
return(v => specialParseFn(v.Value()));
}
if (type.IsArray)
{
return(DeserializeArray <T, TSerializer> .ParseStringSpan);
}
var builtInMethod = DeserializeBuiltin <T> .ParseStringSpan;
if (builtInMethod != null)
{
return(value => builtInMethod(Serializer.UnescapeSafeString(value)));
}
if (type.HasGenericType())
{
if (type.IsOrHasGenericInterfaceTypeOf(typeof(IList <>)))
{
return(DeserializeList <T, TSerializer> .ParseStringSpan);
}
if (type.IsOrHasGenericInterfaceTypeOf(typeof(IDictionary <,>)))
{
return(DeserializeDictionary <TSerializer> .GetParseStringSpanMethod(type));
}
if (type.IsOrHasGenericInterfaceTypeOf(typeof(ICollection <>)))
{
return(DeserializeCollection <TSerializer> .GetParseStringSpanMethod(type));
}
if (type.HasAnyTypeDefinitionsOf(typeof(Queue <>)) ||
type.HasAnyTypeDefinitionsOf(typeof(Stack <>)))
{
return(DeserializeSpecializedCollections <T, TSerializer> .ParseStringSpan);
}
if (type.IsOrHasGenericInterfaceTypeOf(typeof(KeyValuePair <,>)))
{
return(DeserializeKeyValuePair <TSerializer> .GetParseStringSpanMethod(type));
}
if (type.IsOrHasGenericInterfaceTypeOf(typeof(IEnumerable <>)))
{
return(DeserializeEnumerable <T, TSerializer> .ParseStringSpan);
}
var customFn = DeserializeCustomGenericType <TSerializer> .GetParseStringSpanMethod(type);
if (customFn != null)
{
return(customFn);
}
}
var pclParseFn = PclExport.Instance.GetJsReaderParseStringSpanMethod <TSerializer>(typeof(T));
if (pclParseFn != null)
{
return(pclParseFn);
}
var isDictionary = typeof(T) != typeof(IEnumerable) && typeof(T) != typeof(ICollection) &&
(typeof(T).IsAssignableFrom(typeof(IDictionary)) || typeof(T).HasInterface(typeof(IDictionary)));
if (isDictionary)
{
return(DeserializeDictionary <TSerializer> .GetParseStringSpanMethod(type));
}
var isEnumerable = typeof(T).IsAssignableFrom(typeof(IEnumerable)) ||
typeof(T).HasInterface(typeof(IEnumerable));
if (isEnumerable)
{
var parseFn = DeserializeSpecializedCollections <T, TSerializer> .ParseStringSpan;
if (parseFn != null)
{
return(parseFn);
}
}
if (type.IsValueType)
{
//at first try to find more faster `ParseStringSpan` method
var staticParseStringSpanMethod = StaticParseMethod <T> .ParseStringSpan;
if (staticParseStringSpanMethod != null)
{
return(value => staticParseStringSpanMethod(Serializer.UnescapeSafeString(value)));
}
//then try to find `Parse` method
var staticParseMethod = StaticParseMethod <T> .Parse;
if (staticParseMethod != null)
{
return(value => staticParseMethod(Serializer.UnescapeSafeString(value).ToString()));
}
}
else
{
var staticParseStringSpanMethod = StaticParseRefTypeMethod <TSerializer, T> .ParseStringSpan;
if (staticParseStringSpanMethod != null)
{
return(value => staticParseStringSpanMethod(Serializer.UnescapeSafeString(value)));
}
var staticParseMethod = StaticParseRefTypeMethod <TSerializer, T> .Parse;
if (staticParseMethod != null)
{
return(value => staticParseMethod(Serializer.UnescapeSafeString(value).ToString()));
}
}
var typeConstructor = DeserializeType <TSerializer> .GetParseStringSpanMethod(TypeConfig <T> .GetState());
if (typeConstructor != null)
{
return(typeConstructor);
}
var stringConstructor = DeserializeTypeUtils.GetParseStringSpanMethod(type);
if (stringConstructor != null)
{
return(stringConstructor);
}
return(DeserializeType <TSerializer> .ParseAbstractType <T>);
}
public static IDictionary <TKey, TValue> ParseDictionary <TKey, TValue>(
ReadOnlySpan <char> value, Type createMapType,
ParseStringSpanDelegate parseKeyFn, ParseStringSpanDelegate parseValueFn)
{
if (value.IsEmpty)
{
return(null);
}
var to = (createMapType == null)
? new Dictionary <TKey, TValue>()
: (IDictionary <TKey, TValue>)createMapType.CreateInstance();
var objDeserializer = Json.JsonTypeSerializer.Instance.ObjectDeserializer;
if (to is Dictionary <string, object> && objDeserializer != null && typeof(TSerializer) == typeof(Json.JsonTypeSerializer))
{
return((IDictionary <TKey, TValue>)objDeserializer(value));
}
var config = JsConfig.GetConfig();
var tryToParseItemsAsDictionaries =
config.ConvertObjectTypesIntoStringDictionary && typeof(TValue) == typeof(object);
var tryToParseItemsAsPrimitiveTypes =
config.TryToParsePrimitiveTypeValues && typeof(TValue) == typeof(object);
var index = VerifyAndGetStartIndex(value, createMapType);
if (Json.JsonTypeSerializer.IsEmptyMap(value, index))
{
return(to);
}
var valueLength = value.Length;
while (index < valueLength)
{
var keyValue = Serializer.EatMapKey(value, ref index);
Serializer.EatMapKeySeperator(value, ref index);
var elementStartIndex = index;
var elementValue = Serializer.EatTypeValue(value, ref index);
if (keyValue.IsNullOrEmpty())
{
continue;
}
TKey mapKey = (TKey)parseKeyFn(keyValue);
if (tryToParseItemsAsDictionaries)
{
Serializer.EatWhitespace(value, ref elementStartIndex);
if (elementStartIndex < valueLength && value[elementStartIndex] == JsWriter.MapStartChar)
{
var tmpMap = ParseDictionary <TKey, TValue>(elementValue, createMapType, parseKeyFn, parseValueFn);
if (tmpMap != null && tmpMap.Count > 0)
{
to[mapKey] = (TValue)tmpMap;
}
}
else if (elementStartIndex < valueLength && value[elementStartIndex] == JsWriter.ListStartChar)
{
to[mapKey] = (TValue)DeserializeList <List <object>, TSerializer> .ParseStringSpan(elementValue);
}
else
{
to[mapKey] = (TValue)(tryToParseItemsAsPrimitiveTypes && elementStartIndex < valueLength
? DeserializeType <TSerializer> .ParsePrimitive(elementValue.Value(), value[elementStartIndex])
: parseValueFn(elementValue));
}
}
else
{
if (tryToParseItemsAsPrimitiveTypes && elementStartIndex < valueLength)
{
Serializer.EatWhitespace(value, ref elementStartIndex);
to[mapKey] = (TValue)DeserializeType <TSerializer> .ParsePrimitive(elementValue.Value(), value[elementStartIndex]);
}
else
{
to[mapKey] = (TValue)parseValueFn(elementValue);
}
}
Serializer.EatItemSeperatorOrMapEndChar(value, ref index);
}
return(to);
}
public ParseStringDelegate GetParseFn <T>()
{
var type = Nullable.GetUnderlyingType(typeof(T)) ?? typeof(T);
if (type.IsEnum)
{
return(x => Enum.Parse(type, x, true));
}
if (type == typeof(string))
{
return(Serializer.ParseString);
}
if (type == typeof(object))
{
return(DeserializeType <TSerializer> .ObjectStringToType);
}
var specialParseFn = ParseUtils.GetSpecialParseMethod(type);
if (specialParseFn != null)
{
return(specialParseFn);
}
if (type.IsEnum)
{
return(x => Enum.Parse(type, x, true));
}
if (type.IsArray)
{
return(DeserializeArray <T, TSerializer> .Parse);
}
var builtInMethod = DeserializeBuiltin <T> .Parse;
if (builtInMethod != null)
{
return(value => builtInMethod(Serializer.ParseRawString(value)));
}
if (JsConfig <T> .SerializeFn != null)
{
return(value => JsConfig <T> .ParseFn(Serializer.ParseRawString(value)));
}
if (type.IsGenericType())
{
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(IEnumerable <>)))
{
return(DeserializeEnumerable <T, TSerializer> .Parse);
}
}
var isCollection = typeof(T).IsOrHasGenericInterfaceTypeOf(typeof(ICollection));
if (isCollection)
{
var isDictionary = typeof(T).IsAssignableFrom(typeof(IDictionary)) ||
typeof(T).HasInterface(typeof(IDictionary));
if (isDictionary)
{
return(DeserializeDictionary <TSerializer> .GetParseMethod(type));
}
return(DeserializeEnumerable <T, TSerializer> .Parse);
}
var isEnumerable = typeof(T).IsAssignableFrom(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.ParseRawString(value)));
}
}
else
{
var staticParseMethod = StaticParseRefTypeMethod <TSerializer, T> .Parse;
if (staticParseMethod != null)
{
return(value => staticParseMethod(Serializer.ParseRawString(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>);
}
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 => Enum.Parse(type, Serializer.UnescapeSafeString(x), true));
}
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.IsEnum())
{
return(x => Enum.Parse(type, x, true));
}
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);
}
}
#if !NETFX_CORE
#if NET40
if (typeof(T).IsAssignableFrom(typeof(System.Dynamic.IDynamicMetaObjectProvider)) ||
typeof(T).HasInterface(typeof(System.Dynamic.IDynamicMetaObjectProvider)))
{
return(DeserializeDynamic <TSerializer> .Parse);
}
#endif
#endif
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>);
}
public ParseStringDelegate GetParseFn <T>()
{
var type = Nullable.GetUnderlyingType(typeof(T)) ?? typeof(T);
if (type.IsEnum)
{
return(x => Enum.Parse(type, x, false));
}
if (type == typeof(string))
{
return(Serializer.ParseString);
}
if (type == typeof(object))
{
return(x => x);
}
var specialParseFn = ParseUtils.GetSpecialParseMethod(type);
if (specialParseFn != null)
{
return(specialParseFn);
}
if (type.IsEnum)
{
return(x => Enum.Parse(type, x, false));
}
if (type.IsArray)
{
return(DeserializeArray <T, TSerializer> .Parse);
}
var builtInMethod = DeserializeBuiltin <T> .Parse;
if (builtInMethod != null)
{
return(value => builtInMethod(Serializer.ParseRawString(value)));
}
if (type.IsGenericType())
{
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(IEnumerable <>)))
{
return(DeserializeEnumerable <T, TSerializer> .Parse);
}
}
var staticParseMethod = StaticParseMethod <T> .Parse;
if (staticParseMethod != null)
{
return(value => staticParseMethod(Serializer.ParseRawString(value)));
}
var typeConstructor = DeserializeType <TSerializer> .GetParseMethod(type);
if (typeConstructor != null)
{
return(typeConstructor);
}
var stringConstructor = DeserializeTypeUtils.GetParseMethod(type);
if (stringConstructor != null)
{
return(stringConstructor);
}
return(null);
}