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using System;
using System.Collections;
#if !NET_35
using System.Collections.Concurrent;
#endif
using System.Collections.Generic;
#if !NET_35
using System.Dynamic;
#endif
using System.Globalization;
using System.IO;
using System.Linq;
using System.Reflection;
using System.Reflection.Emit;
using System.Runtime.CompilerServices;
using System.Security;
#if !(NET_PCL || NET_STANDARD)
using System.Security.Permissions;
#endif
using System.Text;
using System.Xml.Serialization;
#if NET_STANDARD && !NET_STANDARD_20 && !NET5_0
using Microsoft.Extensions.DependencyModel;
#endif
using NetJSON.Internals;
namespace NetJSON {
public unsafe static partial class NetJSON {
sealed class DynamicNetJSONSerializer<T> : NetJSONSerializer<T>
{
readonly Func<TextReader, T> _DeserializeTextReader;
readonly Func<string, T> _Deserialize;
readonly Func<TextReader, NetJSONSettings, T> _DeserializeTextReaderWithSettings;
readonly Func<string, NetJSONSettings, T> _DeserializeWithSettings;
readonly Func<T, string> _Serialize;
readonly Func<T, NetJSONSettings, string> _SerializeWithSettings;
readonly Action<T, TextWriter> _SerializeTextWriter;
readonly Action<T, TextWriter, NetJSONSettings> _SerializeTextWriterWithSettings;
private Type _objType;
public Type ObjType
{
get
{
return _objType ?? (_objType = typeof(T));
}
}
public bool IsPrimitive
{
get
{
return ObjType.IsPrimitiveType();
}
}
private Module ManifestModule
{
get
{
return
#if NET_STANDARD
ObjType.GetTypeInfo().Assembly.ManifestModule
#else
Assembly.GetExecutingAssembly().ManifestModule
#endif
;
}
}
public DynamicNetJSONSerializer() {
_DeserializeTextReader = CreateDeserializerWithTextReader();
_Deserialize = CreateDeserializer();
_DeserializeTextReaderWithSettings = CreateDeserializerWithTextReaderSettings();
_DeserializeWithSettings = CreateDeserializerWithSettings();
_Serialize = CreateSerializer();
_SerializeTextWriter = CreateSerializerWithTextWriter();
_SerializeTextWriterWithSettings = CreateSerializerWithTextWriterSettings();
_SerializeWithSettings = CreateSerializerWithSettings();
}
Func<TextReader, T> CreateDeserializerWithTextReader() {
var meth = new DynamicMethod("DeserializeValueTextReader", ObjType, new[] { _textReaderType }, ManifestModule, true);
var rdil = meth.GetILGenerator();
var readMethod = WriteDeserializeMethodFor(null, ObjType);
rdil.Emit(OpCodes.Ldarg_0);
rdil.Emit(OpCodes.Callvirt, _textReaderReadToEnd);
rdil.Emit(OpCodes.Call, _settingsCurrentSettings);
rdil.Emit(OpCodes.Call, readMethod);
rdil.Emit(OpCodes.Ret);
return meth.CreateDelegate(typeof(Func<TextReader, T>)) as Func<TextReader, T>;
}
Func<string, T> CreateDeserializer() {
var meth = new DynamicMethod("DeserializeValue", ObjType, new[] { _stringType }, ManifestModule, true);
var dil = meth.GetILGenerator();
var readMethod = WriteDeserializeMethodFor(null, ObjType);
dil.Emit(OpCodes.Ldarg_0);
dil.Emit(OpCodes.Call, _settingsCurrentSettings);
dil.Emit(OpCodes.Call, readMethod);
dil.Emit(OpCodes.Ret);
return meth.CreateDelegate(typeof(Func<string, T>)) as Func<string, T>;
}
Func<TextReader, NetJSONSettings, T> CreateDeserializerWithTextReaderSettings() {
var meth = new DynamicMethod("DeserializeValueTextReaderSettings", ObjType, new[] { _textReaderType, _settingsType }, ManifestModule, true);
var rdilWithSettings = meth.GetILGenerator();
var readMethod = WriteDeserializeMethodFor(null, ObjType);
rdilWithSettings.Emit(OpCodes.Ldarg_1);
rdilWithSettings.Emit(OpCodes.Callvirt, _textReaderReadToEnd);
rdilWithSettings.Emit(OpCodes.Ldarg_2);
rdilWithSettings.Emit(OpCodes.Call, readMethod);
rdilWithSettings.Emit(OpCodes.Ret);
return meth.CreateDelegate(typeof(Func<TextReader, NetJSONSettings, T>)) as Func<TextReader, NetJSONSettings, T>;
}
Func<string, NetJSONSettings, T> CreateDeserializerWithSettings() {
var meth = new DynamicMethod("DeserializeValueSettings", ObjType, new[] { _stringType, _settingsType }, ManifestModule, true);
var dilWithSettings = meth.GetILGenerator();
var readMethod = WriteDeserializeMethodFor(null, ObjType);
dilWithSettings.Emit(OpCodes.Ldarg_0);
dilWithSettings.Emit(OpCodes.Ldarg_1);
dilWithSettings.Emit(OpCodes.Call, readMethod);
dilWithSettings.Emit(OpCodes.Ret);
return meth.CreateDelegate(typeof(Func<string, NetJSONSettings, T>)) as Func<string, NetJSONSettings, T>;
}
Func<T, string> CreateSerializer() {
var meth = new DynamicMethod("SerializeValue", _stringType, new[] { ObjType }, ManifestModule, true);
var il = meth.GetILGenerator();
var writeMethod = WriteSerializeMethodFor(null, ObjType, needQuote: !IsPrimitive || ObjType == _stringType);
var sbLocal = il.DeclareLocal(_stringBuilderType);
il.Emit(OpCodes.Call, _generatorGetStringBuilder);
il.EmitClearStringBuilder();
il.Emit(OpCodes.Stloc, sbLocal);
il.Emit(OpCodes.Ldarg_0);
il.Emit(OpCodes.Ldloc, sbLocal);
il.Emit(OpCodes.Call, _settingsCurrentSettings);
il.Emit(OpCodes.Call, writeMethod);
il.Emit(OpCodes.Ldloc, sbLocal);
il.Emit(OpCodes.Callvirt, _stringBuilderToString);
il.Emit(OpCodes.Ret);
return meth.CreateDelegate(typeof(Func<T, string>)) as Func<T, string>;
}
Func<T, NetJSONSettings, string> CreateSerializerWithSettings() {
var meth = new DynamicMethod("SerializeValueSettings", _stringType, new[] { ObjType, _settingsType }, ManifestModule, true);
var ilWithSettings = meth.GetILGenerator();
var writeMethod = WriteSerializeMethodFor(null, ObjType, needQuote: !IsPrimitive || ObjType == _stringType);
var isValueType = ObjType.GetTypeInfo().IsValueType;
var sbLocalWithSettings = ilWithSettings.DeclareLocal(_stringBuilderType);
ilWithSettings.Emit(OpCodes.Call, _generatorGetStringBuilder);
ilWithSettings.EmitClearStringBuilder();
ilWithSettings.Emit(OpCodes.Stloc, sbLocalWithSettings);
ilWithSettings.Emit(OpCodes.Ldarg_0);
ilWithSettings.Emit(OpCodes.Ldloc, sbLocalWithSettings);
ilWithSettings.Emit(OpCodes.Ldarg_1);
ilWithSettings.Emit(OpCodes.Call, writeMethod);
ilWithSettings.Emit(OpCodes.Ldloc, sbLocalWithSettings);
ilWithSettings.Emit(OpCodes.Callvirt, _stringBuilderToString);
ilWithSettings.Emit(OpCodes.Ldarg_1);
ilWithSettings.Emit(OpCodes.Call, _prettifyJSONIfNeeded);
ilWithSettings.Emit(OpCodes.Ret);
return meth.CreateDelegate(typeof(Func<T, NetJSONSettings, string>)) as Func<T, NetJSONSettings, string>;
}
Action<T, TextWriter> CreateSerializerWithTextWriter() {
var meth = new DynamicMethod("SerializeValueTextWriter", _voidType, new[] { typeof(T), _textWriterType }, ManifestModule, true);
var wil = meth.GetILGenerator();
var writeMethod = WriteSerializeMethodFor(null, ObjType, needQuote: !IsPrimitive || ObjType == _stringType);
var wsbLocal = wil.DeclareLocal(_stringBuilderType);
wil.Emit(OpCodes.Call, _generatorGetStringBuilder);
wil.EmitClearStringBuilder();
wil.Emit(OpCodes.Stloc, wsbLocal);
wil.Emit(OpCodes.Ldarg_0);
wil.Emit(OpCodes.Ldloc, wsbLocal);
wil.Emit(OpCodes.Call, _settingsCurrentSettings);
wil.Emit(OpCodes.Call, writeMethod);
wil.Emit(OpCodes.Ldarg_1);
wil.Emit(OpCodes.Ldloc, wsbLocal);
wil.Emit(OpCodes.Callvirt, _stringBuilderToString);
wil.Emit(OpCodes.Callvirt, _textWriterWrite);
wil.Emit(OpCodes.Ret);
return meth.CreateDelegate(typeof(Action<T, TextWriter>)) as Action<T, TextWriter>;
}
Action<T, TextWriter, NetJSONSettings> CreateSerializerWithTextWriterSettings() {
var meth = new DynamicMethod("SerializeValueTextWriterSettings", _voidType, new[] { ObjType, _textWriterType, _settingsType }, ManifestModule, true);
var wilWithSettings = meth.GetILGenerator();
var writeMethod = WriteSerializeMethodFor(null, ObjType, needQuote: !IsPrimitive || ObjType == _stringType);
var wsbLocalWithSettings = wilWithSettings.DeclareLocal(_stringBuilderType);
wilWithSettings.Emit(OpCodes.Call, _generatorGetStringBuilder);
wilWithSettings.EmitClearStringBuilder();
wilWithSettings.Emit(OpCodes.Stloc, wsbLocalWithSettings);
wilWithSettings.Emit(OpCodes.Ldarg_0);
wilWithSettings.Emit(OpCodes.Ldloc, wsbLocalWithSettings);
wilWithSettings.Emit(OpCodes.Ldarg_2);
wilWithSettings.Emit(OpCodes.Call, writeMethod);
wilWithSettings.Emit(OpCodes.Ldarg_1);
wilWithSettings.Emit(OpCodes.Ldloc, wsbLocalWithSettings);
wilWithSettings.Emit(OpCodes.Callvirt, _stringBuilderToString);
wilWithSettings.Emit(OpCodes.Ldarg_2);
wilWithSettings.Emit(OpCodes.Call, _prettifyJSONIfNeeded);
wilWithSettings.Emit(OpCodes.Callvirt, _textWriterWrite);
wilWithSettings.Emit(OpCodes.Ret);
return meth.CreateDelegate(typeof(Action<T, TextWriter, NetJSONSettings>)) as Action<T, TextWriter, NetJSONSettings>;
}
public override T Deserialize(TextReader reader)
{
return _DeserializeTextReader(reader);
}
public override T Deserialize(string value)
{
return _Deserialize(value);
}
public override T Deserialize(TextReader reader, NetJSONSettings settings)
{
return _DeserializeTextReaderWithSettings(reader, settings);
}
public override T Deserialize(string value, NetJSONSettings settings)
{
return _DeserializeWithSettings(value, settings);
}
public override string Serialize(T value)
{
return _Serialize(value);
}
public override string Serialize(T value, NetJSONSettings settings)
{
return _SerializeWithSettings(value, settings);
}
public override void Serialize(T value, TextWriter writer)
{
_SerializeTextWriter(value, writer);
}
public override void Serialize(T value, TextWriter writer, NetJSONSettings settings)
{
_SerializeTextWriterWithSettings(value, writer, settings);
}
}
private static class NetJSONCachedSerializer<T> {
public static readonly NetJSONSerializer<T> Serializer = GetSerializer();
private static NetJSONSerializer<T> GetSerializer()
{
#if NET_STANDARD_20 || NET5_0
return new DynamicNetJSONSerializer<T>();
#else
NetJSONSerializer<T> serializer = null;
var type = typeof(T);
if (type.GetTypeInfo().IsGenericType)
{
foreach (var item in type.GetGenericArguments())
{
if (IsPrivate(item))
{
type = item;
break;
}
}
}
if (IsPrivate(type))
serializer = new DynamicNetJSONSerializer<T>();
else serializer = (NetJSONSerializer<T>)Activator.CreateInstance(Generate(typeof(T)));
return serializer;
#endif
}
private static bool IsPrivate(Type type)
{
return type.GetTypeInfo().IsNotPublic ||
type.GetTypeInfo().IsNestedPrivate ||
!type.GetTypeInfo().IsVisible;
}
}
const int BUFFER_SIZE = 11;
const int BUFFER_SIZE_DIFF = BUFFER_SIZE - 2;
const TypeAttributes TypeAttribute =
TypeAttributes.Public | TypeAttributes.Serializable | TypeAttributes.Sealed;
const BindingFlags PropertyBinding = BindingFlags.Instance | BindingFlags.Public;
const BindingFlags MethodBinding = BindingFlags.Static | BindingFlags.NonPublic | BindingFlags.Public | BindingFlags.Instance;
const MethodAttributes MethodAttribute =
MethodAttributes.Public
| MethodAttributes.Virtual
| MethodAttributes.Final
| MethodAttributes.HideBySig
| MethodAttributes.NewSlot
| MethodAttributes.SpecialName;
const MethodAttributes StaticMethodAttribute =
MethodAttributes.Public
| MethodAttributes.Static
| MethodAttributes.HideBySig
| MethodAttributes.SpecialName;
internal static readonly Type
_dateTimeType = typeof(DateTime),
_dateTimeOffsetType = typeof(DateTimeOffset),
_enumType = typeof(Enum),
_stringType = typeof(string),
_byteArrayType = typeof(byte[]),
_charType = typeof(char),
_charPtrType = typeof(char*),
_guidType = typeof(Guid),
_boolType = typeof(bool),
_byteType = typeof(byte),
_sbyteType = typeof(sbyte),
_timeSpanType = typeof(TimeSpan),
_stringBuilderType = typeof(StringBuilder),
_listType = typeof(IList),
_dictType = typeof(IDictionary),
_dictStringObject = typeof(Dictionary<string, object>),
_genericDictType = typeof(Dictionary<,>),
_genericListType = typeof(List<>),
_objectType = typeof(object),
_nullableType = typeof(Nullable<>),
_decimalType = typeof(decimal),
_genericCollectionType = typeof(ICollection<>),
_floatType = typeof(float),
_doubleType = typeof(double),
_enumeratorTypeNonGeneric = typeof(IEnumerator),
_idictStringObject = typeof(IDictionary<string, object>),
_ienumerableType = typeof(IEnumerable<>),
_enumeratorType = typeof(IEnumerator<>),
_genericKeyValuePairType = typeof(KeyValuePair<,>),
_invalidJSONExceptionType = typeof(NetJSONInvalidJSONException),
_typeMismatchExceptionType = typeof(NetJSONTypeMismatchException),
_serializerType = typeof(NetJSONSerializer<>),
_expandoObjectType = typeof(ExpandoObject),
_genericDictionaryEnumerator = typeof(Dictionary<,>.Enumerator),
_genericListEnumerator = typeof(List<>.Enumerator),
_typeType = typeof(Type),
_voidType = typeof(void),
_intType = typeof(int),
_shortType = typeof(short),
_longType = typeof(long),
_jsonType = typeof(NetJSON),
_internalJsonType = typeof(SerializerUtilities),
_methodInfoType = typeof(MethodBase),
_fieldInfoType = typeof(FieldInfo),
_textWriterType = typeof(TextWriter),
_tupleContainerType = typeof(TupleContainer),
_netjsonPropertyType = typeof(NetJSONPropertyAttribute),
_textReaderType = typeof(TextReader),
_stringComparison = typeof(StringComparison),
_settingsType = typeof(NetJSONSettings),
_netjsonStringReaderType = typeof(NetJSONStringReader);
static MethodInfo _stringBuilderToString =
_stringBuilderType.GetMethod("ToString", Type.EmptyTypes),
_stringBuilderAppend = _stringBuilderType.GetMethod("Append", new[] { _stringType }),
_stringBuilderAppendObject = _stringBuilderType.GetMethod("Append", new[] { _objectType }),
_stringBuilderAppendChar = _stringBuilderType.GetMethod("Append", new[] { _charType }),
_stringOpEquality = _stringType.GetMethod("op_Equality", MethodBinding),
_tupleContainerAdd = _tupleContainerType.GetMethod("Add"),
_generatorGetStringBuilder = _internalJsonType.GetMethod("GetStringBuilder", MethodBinding),
_generatorIntToStr = _internalJsonType.GetMethod("IntToStr", MethodBinding),
_generatorCharToStr = _internalJsonType.GetMethod("CharToStr", MethodBinding),
_generatorEnumToStr = _internalJsonType.GetMethod("CustomEnumToStr", MethodBinding),
_generatorLongToStr = _internalJsonType.GetMethod("LongToStr", MethodBinding),
_generatorFloatToStr = _internalJsonType.GetMethod("FloatToStr", MethodBinding),
_generatorDoubleToStr = _internalJsonType.GetMethod("DoubleToStr", MethodBinding),
_generatorDecimalToStr = _internalJsonType.GetMethod("DecimalToStr", MethodBinding),
_generatorDateToString = _internalJsonType.GetMethod("AllDateToString", MethodBinding),
_generatorDateOffsetToString = _internalJsonType.GetMethod("AllDateOffsetToString", MethodBinding),
_generatorSByteToStr = _internalJsonType.GetMethod("SByteToStr", MethodBinding),
_guidToStr = _internalJsonType.GetMethod("GuidToStr", MethodBinding),
_byteArrayToStr = _internalJsonType.GetMethod("ByteArrayToStr", MethodBinding),
_objectToString = _objectType.GetMethod("ToString", Type.EmptyTypes),
_stringFormat = _stringType.GetMethod("Format", new[] { _stringType, _objectType }),
_convertBase64 = typeof(Convert).GetMethod("ToBase64String", new[] { _byteArrayType }),
_convertFromBase64 = typeof(Convert).GetMethod("FromBase64String", new[] { _stringType }),
_getStringBasedValue = _internalJsonType.GetMethod("GetStringBasedValue", MethodBinding),
_getNonStringValue = _internalJsonType.GetMethod("GetNonStringValue", MethodBinding),
_isDateValue = _internalJsonType.GetMethod("IsValueDate", MethodBinding),
_toStringIfString = _internalJsonType.GetMethod("ToStringIfString", MethodBinding),
_toStringIfStringObject = _internalJsonType.GetMethod("ToStringIfStringObject", MethodBinding),
_iDisposableDispose = typeof(IDisposable).GetMethod("Dispose"),
_toExpectedType = typeof(AutomaticTypeConverter).GetMethod("ToExpectedType"),
_fastStringToInt = _internalJsonType.GetMethod("FastStringToInt", MethodBinding),
_fastStringToUInt = _internalJsonType.GetMethod("FastStringToUInt", MethodBinding),
_fastStringToUShort = _internalJsonType.GetMethod("FastStringToUShort", MethodBinding),
_fastStringToShort = _internalJsonType.GetMethod("FastStringToShort", MethodBinding),
_fastStringToByte = _internalJsonType.GetMethod("FastStringToByte", MethodBinding),
_fastStringToLong = _internalJsonType.GetMethod("FastStringToLong", MethodBinding),
_fastStringToULong = _internalJsonType.GetMethod("FastStringToULong", MethodBinding),
_fastStringToDecimal = _internalJsonType.GetMethod("FastStringToDecimal", MethodBinding),
_fastStringToFloat = _internalJsonType.GetMethod("FastStringToFloat", MethodBinding),
_fastStringToDate = _internalJsonType.GetMethod("FastStringToDate", MethodBinding),
_fastStringToDateTimeoffset = _internalJsonType.GetMethod("FastStringToDateTimeoffset", MethodBinding),
_fastStringToChar = _internalJsonType.GetMethod("FastStringToChar", MethodBinding),
_fastStringToDouble = _internalJsonType.GetMethod("FastStringToDouble", MethodBinding),
_fastStringToBool = _internalJsonType.GetMethod("FastStringToBool", MethodBinding),
_fastStringToGuid = _internalJsonType.GetMethod("FastStringToGuid", MethodBinding),
_fastStringToType = _internalJsonType.GetMethod("FastStringToType", MethodBinding),
_moveToArrayBlock = _internalJsonType.GetMethod("MoveToArrayBlock", MethodBinding),
_fastStringToByteArray = _internalJsonType.GetMethod("FastStringToByteArray", MethodBinding),
_listToListObject = _internalJsonType.GetMethod("ListToListObject", MethodBinding),
_isListType = _internalJsonType.GetMethod("IsListType", MethodBinding),
_isDictType = _internalJsonType.GetMethod("IsDictionaryType", MethodBinding),
_stringLength = _stringType.GetMethod("get_Length"),
_createString = _internalJsonType.GetMethod("CreateString"),
_isCharTag = _internalJsonType.GetMethod("IsCharTag"),
_isEndChar = _internalJsonType.GetMethod("IsEndChar", MethodBinding),
_isArrayEndChar = _internalJsonType.GetMethod("IsArrayEndChar", MethodBinding),
_encodedJSONString = _jsonType.GetMethod("EncodedJSONString", MethodBinding),
_decodeJSONString = _jsonType.GetMethod("DecodeJSONString", MethodBinding),
_readerDeserializer = _jsonType.GetMethod("ReaderDeserializer", MethodBinding),
_skipProperty = _internalJsonType.GetMethod("SkipProperty", MethodBinding),
_prettifyJSONIfNeeded = _jsonType.GetMethod("PrettifyJSONIfNeeded", MethodBinding),
_isRawPrimitive = _internalJsonType.GetMethod("IsRawPrimitive", MethodBinding),
_isInRange = _internalJsonType.GetMethod("IsInRange", MethodBinding),
_dateTimeParse = _dateTimeType.GetMethod("Parse", new[] { _stringType }),
_timeSpanParse = _timeSpanType.GetMethod("Parse", new[] { _stringType }),
_getChars = _stringType.GetMethod("get_Chars"),
_dictSetItem = _dictType.GetMethod("set_Item"),
_textWriterWrite = _textWriterType.GetMethod("Write", new[] { _stringType }),
_textReaderReadToEnd = _textReaderType.GetMethod("ReadToEnd"),
_typeopEquality = _typeType.GetMethod("op_Equality", MethodBinding),
_cTypeOpEquality = _internalJsonType.GetMethod("CustomTypeEquality", MethodBinding),
_assemblyQualifiedName = _typeType.GetProperty("AssemblyQualifiedName").GetGetMethod(),
_objectGetType = _objectType.GetMethod("GetType", MethodBinding),
_needQuote = _internalJsonType.GetMethod("NeedQuotes", MethodBinding),
_typeGetTypeFromHandle = _typeType.GetMethod("GetTypeFromHandle", MethodBinding),
_methodGetMethodFromHandle = _methodInfoType.GetMethod("GetMethodFromHandle", new Type[] { typeof(RuntimeMethodHandle) }),
_methodGetFieldFromHandle = _fieldInfoType.GetMethod("GetFieldFromHandle", new Type[] { typeof(RuntimeFieldHandle) }),
_objectEquals = _objectType.GetMethod("Equals", new[] { _objectType }),
_stringEqualCompare = _stringType.GetMethod("Equals", new[] { _stringType, _stringType, typeof(StringComparison) }),
_stringConcat = _stringType.GetMethod("Concat", new[] { _objectType, _objectType, _objectType, _objectType }),
_IsCurrentAQuotMethod = _internalJsonType.GetMethod("IsCurrentAQuot", MethodBinding),
_getTypeIdentifierInstanceMethod = _internalJsonType.GetMethod("GetTypeIdentifierInstance", MethodBinding),
_settingsUseEnumStringProp = _settingsType.GetProperty("UseEnumString", MethodBinding).GetGetMethod(),
_settingsUseStringOptimization = _settingsType.GetProperty("UseStringOptimization", MethodBinding).GetGetMethod(),
_settingsHasOverrideQuoteChar = _settingsType.GetProperty("HasOverrideQuoteChar", MethodBinding).GetGetMethod(),
_settingsDateFormat = _settingsType.GetProperty("DateFormat", MethodBinding).GetGetMethod(),
_settingsSkipDefaultValue = _settingsType.GetProperty("SkipDefaultValue", MethodBinding).GetGetMethod(),
_getUninitializedInstance = _internalJsonType.GetMethod("GetUninitializedInstance", MethodBinding),
_flagEnumToString = _internalJsonType.GetMethod("FlagEnumToString", MethodBinding),
_flagStringToEnum = _internalJsonType.GetMethod("FlagStringToEnum", MethodBinding),
_setterPropertyValueMethod = _internalJsonType.GetMethod("SetterPropertyValue", MethodBinding),
_setterFieldValueMethod = _internalJsonType.GetMethod("SetterFieldValue", MethodBinding),
_settingsCurrentSettings = _settingsType.GetProperty("CurrentSettings", MethodBinding).GetGetMethod(),
_settingsCamelCase = _settingsType.GetProperty("CamelCase", MethodBinding).GetGetMethod(),
_throwIfInvalidJSON = _internalJsonType.GetMethod("ThrowIfInvalidJSON", MethodBinding),
_failIfInvalidCharacter = _internalJsonType.GetMethod("FailIfInvalidCharacter", MethodBinding),
_toCamelCase = _internalJsonType.GetMethod("ToCamelCase", MethodBinding);
private static FieldInfo _guidEmptyGuid = _guidType.GetField("Empty"),
_settingQuoteChar = _settingsType.GetField("_quoteChar", MethodBinding),
_settingsCaseComparison = _settingsType.GetField("_caseComparison", MethodBinding),
_settingQuoteCharString = _settingsType.GetField("_quoteCharString", MethodBinding);
const int Delimeter = (int)',', ColonChr = (int)':',
ArrayOpen = (int)'[', ArrayClose = (int)']', ObjectOpen = (int)'{', ObjectClose = (int)'}';
const string IsoFormat = "{0:yyyy-MM-ddTHH:mm:ss.fffZ}",
TypeIdentifier = "$type",
ClassStr = "Class", _dllStr = ".dll",
NullStr = "null",
IListStr = "IList`1",
IDictStr = "IDictionary`2",
IReadOnlyDictionaryStr = "IReadOnlyDictionary`2",
KeyValueStr = "KeyValuePair`2",
ICollectionStr = "ICollection`1",
IEnumerableStr = "IEnumerable`1",
IReadOnlyCollectionStr = "IReadOnlyCollection`1",
IReadOnlyListStr = "IReadOnlyList`1",
CreateListStr = "CreateList",
CreateClassOrDictStr = "CreateClassOrDict",
Dynamic = "Dynamic",
ExtractStr = "Extract",
SetStr = "Set",
WriteStr = "Write", ReadStr = "Read", ReadEnumStr = "ReadEnum",
CarrotQuoteChar = "`",
ArrayStr = "Array", AnonymousBracketStr = "<>",
ArrayLiteral = "[]",
Colon = ":",
ToTupleStr = "ToTuple",
SerializeStr = "Serialize", DeserializeStr = "Deserialize", SettingsFieldName = "_settingsField";
static ConstructorInfo _strCtorWithPtr = _stringType.GetConstructor(new[] { typeof(char*), _intType, _intType });
static ConstructorInfo _invalidJSONCtor = _invalidJSONExceptionType.GetConstructor(Type.EmptyTypes);
static ConstructorInfo _typeMismatchExceptionCtor = _typeMismatchExceptionType.GetConstructor(Type.EmptyTypes);
static ConstructorInfo _settingsCtor = _settingsType.GetConstructor(Type.EmptyTypes);
private static ConcurrentDictionary<string, object> _dictLockObjects = new ConcurrentDictionary<string, object>();
static ConcurrentDictionary<Type, MethodInfo> _registeredSerializerMethods =
new ConcurrentDictionary<Type, MethodInfo>();
static ConcurrentDictionary<string, MethodInfo> _registeredCustomSerializerMethods =
new ConcurrentDictionary<string, MethodInfo>();
static ConcurrentDictionary<string, MethodInfo> _registeredCustomDeserializerMethods =
new ConcurrentDictionary<string, MethodInfo>();
static Dictionary<Type, MethodInfo> _defaultSerializerTypes =
new Dictionary<Type, MethodInfo> {
{_enumType, null},
{_stringType, null},
{_charType, _generatorCharToStr},
{_intType, _generatorIntToStr},
{_shortType, _generatorIntToStr},
{_longType, _generatorLongToStr},
{_decimalType, _generatorDecimalToStr},
{_boolType, null},
{_doubleType, _generatorDoubleToStr},
{_floatType, _generatorFloatToStr},
{_byteArrayType, _byteArrayToStr},
{_guidType, _guidToStr},
{_objectType, null}
};
static ConcurrentDictionary<Type, Type> _types =
new ConcurrentDictionary<Type, Type>();
static ConcurrentDictionary<string, MethodInfo> _writeMethodBuilders =
new ConcurrentDictionary<string, MethodInfo>();
static ConcurrentDictionary<string, MethodInfo> _setValueMethodBuilders =
new ConcurrentDictionary<string, MethodInfo>();
static ConcurrentDictionary<string, MethodInfo> _readMethodBuilders =
new ConcurrentDictionary<string, MethodInfo>();
static ConcurrentDictionary<string, MethodInfo> _createListMethodBuilders =
new ConcurrentDictionary<string, MethodInfo>();
static ConcurrentDictionary<string, MethodInfo> _extractMethodBuilders =
new ConcurrentDictionary<string, MethodInfo>();
static ConcurrentDictionary<string, MethodInfo> _readDeserializeMethodBuilders =
new ConcurrentDictionary<string, MethodInfo>();
static ConcurrentDictionary<string, MethodInfo> _writeEnumToStringMethodBuilders =
new ConcurrentDictionary<string, MethodInfo>();
static ConcurrentDictionary<string, MethodInfo> _readEnumToStringMethodBuilders =
new ConcurrentDictionary<string, MethodInfo>();
static readonly ConcurrentDictionary<MethodInfo, Delegate> _setMemberValues = new ConcurrentDictionary<MethodInfo, Delegate>();
static readonly ConcurrentDictionary<FieldInfo, Delegate> _setMemberFieldValues = new ConcurrentDictionary<FieldInfo, Delegate>();
static ConcurrentDictionary<string, Func<object>> _typeIdentifierFuncs = new ConcurrentDictionary<string, Func<object>>();
static ConcurrentDictionary<string, Func<NetJSONStringReader, NetJSONSettings, object>> _customDeserializerForNetJSONStringReaders =
new ConcurrentDictionary<string, Func<NetJSONStringReader, NetJSONSettings, object>>();
static ConcurrentDictionary<Type, bool> _primitiveTypes =
new ConcurrentDictionary<Type, bool>();
static ConcurrentDictionary<Type, Type> _nullableTypes =
new ConcurrentDictionary<Type, Type>();
static ConcurrentDictionary<Type, List<Type>> _includedTypeTypes = new ConcurrentDictionary<Type, List<Type>>();
static ConcurrentDictionary<Type, object> _serializers = new ConcurrentDictionary<Type, object>();
static ConcurrentDictionary<Type, NetJSONMemberInfo[]> _typeProperties =
new ConcurrentDictionary<Type, NetJSONMemberInfo[]>();
static ConcurrentDictionary<string, string> _fixes =
new ConcurrentDictionary<string, string>();
private static object _lockObject = new object();
private static unsafe void memcpy(char* dmem, char* smem, int charCount) {
if ((((int)dmem) & 2) != 0) {
dmem[0] = smem[0];
dmem++;
smem++;
charCount--;
}
while (charCount >= 8) {
*((int*)dmem) = *((int*)smem);
*((int*)(dmem + 2)) = *((int*)(smem + 2));
*((int*)(dmem + 4)) = *((int*)(smem + 4));
*((int*)(dmem + 6)) = *((int*)(smem + 6));
dmem += 8;
smem += 8;
charCount -= 8;
}
if ((charCount & 4) != 0) {
*((int*)dmem) = *((int*)smem);
*((int*)(dmem + 2)) = *((int*)(smem + 2));
dmem += 4;
smem += 4;
}
if ((charCount & 2) != 0) {
*((int*)dmem) = *((int*)smem);
dmem += 2;
smem += 2;
}
if ((charCount & 1) != 0) {
dmem[0] = smem[0];
}
}
static bool IsPrimitiveType(this Type type) {
return _primitiveTypes.GetOrAdd(type, key => {
lock (GetDictLockObject("IsPrimitiveType")) {
if (key.GetTypeInfo().IsGenericType &&
key.GetGenericTypeDefinition() == _nullableType)
key = key.GetGenericArguments()[0];
return key == _stringType ||
key.GetTypeInfo().IsPrimitive || key == _dateTimeType ||
key == _dateTimeOffsetType ||
key == _decimalType || key == _timeSpanType ||
key == _guidType || key == _charType ||
key == _typeType ||
key.GetTypeInfo().IsEnum || key == _byteArrayType;
}
});
}
private static Type GetNullableType(this Type type) {
return _nullableTypes.GetOrAdd(type, key => {
lock (GetDictLockObject("GetNullableType"))
return key.Name.StartsWith("Nullable`") ? key.GetGenericArguments()[0] : null;
});
}
private static void LookupAttribute<T>(ref NetJSONPropertyAttribute attr, MemberInfo memberInfo, Func<T, string> func) where T : Attribute
{
if (attr != null)
return;
var memberAttr = memberInfo.GetCustomAttributes(typeof(T), true).OfType<T>().FirstOrDefault();
if (memberAttr == null)
return;
attr = new NetJSONPropertyAttribute(func(memberAttr));
}
private static NetJSONPropertyAttribute GetSerializeAs(MemberInfo memberInfo)
{
NetJSONPropertyAttribute attr = null;
if (SerializeAs != null)
{
var name = SerializeAs(memberInfo);
if (!string.IsNullOrEmpty(name))
{
attr = new NetJSONPropertyAttribute(name);
}
}
#if !NET_STANDARD
LookupAttribute<XmlAttributeAttribute>(ref attr, memberInfo, it => it.AttributeName);
LookupAttribute<XmlElementAttribute>(ref attr, memberInfo, it => it.ElementName);
LookupAttribute<XmlArrayAttribute>(ref attr, memberInfo, it => it.ElementName);
#endif
return attr;
}
private static bool GetCanSerialize(MemberInfo memberInfo)
{
if(CanSerialize != null)
{
return CanSerialize(memberInfo);
}
return true;
}
internal static NetJSONMemberInfo[] GetTypeProperties(this Type type) {
return _typeProperties.GetOrAdd(type, key => {
lock (GetDictLockObject("GetTypeProperties")) {
var props = key.GetProperties(PropertyBinding)
.Where(x => x.GetIndexParameters().Length == 0 && GetCanSerialize(x))
.Select(x =>
{
var attr = x.GetCustomAttributes(_netjsonPropertyType, true).OfType<NetJSONPropertyAttribute>().FirstOrDefault();
if (attr == null)
{
attr = GetSerializeAs(x);
}
return new NetJSONMemberInfo
{
Member = x,
Attribute = attr
};
});
if (_includeFields) {
props = props.Union(key.GetFields(PropertyBinding).Where(x => GetCanSerialize(x)).Select(x => new NetJSONMemberInfo { Member = x, Attribute = x.GetCustomAttributes(_netjsonPropertyType, true).OfType<NetJSONPropertyAttribute>().FirstOrDefault() ?? GetSerializeAs(x) }));
}
var result = props.ToArray();
#if NET_35
if (result.Where(x => x.Attribute != null).Any(x => x.Attribute.Name.IsNullOrWhiteSpace() || x.Attribute.Name.Contains(" ")))
throw new NetJSONInvalidJSONPropertyException();
#else
if (result.Where(x => x.Attribute != null).Any(x => string.IsNullOrWhiteSpace(x.Attribute.Name) || x.Attribute.Name.Contains(" ")))
throw new NetJSONInvalidJSONPropertyException();
#endif
return result;
}
});
}
private static void LoadQuotChar(ILGenerator il) {
il.Emit(OpCodes.Ldarg_2);
il.Emit(OpCodes.Ldfld, _settingQuoteCharString);
//il.Emit(OpCodes.Ldsfld, _threadQuoteStringField);
}
private static bool _useTickFormat = true;
[Obsolete("Use NetJSON.DateFormat = NetJSONDateFormat.ISO instead. UseISOFormat will be removed in the future")]
public static bool UseISOFormat {
set {
_useTickFormat = !value;
if (!_useTickFormat)
_dateFormat = NetJSONDateFormat.ISO;
}
}
private static NetJSONDateFormat _dateFormat = NetJSONDateFormat.Default;
private static NetJSONTimeZoneFormat _timeZoneFormat = NetJSONTimeZoneFormat.Unspecified;
private static bool _useSharedAssembly = true;
/// <summary>
/// Flag to determine whether to store all generate serializer for types in a single assembly
/// </summary>
public static bool ShareAssembly {
set {
_useSharedAssembly = value;
}
}
/// <summary>
/// Delegate to override what member can get serialized
/// </summary>
public static Func<MemberInfo, bool> CanSerialize { private get; set; }
/// <summary>
/// Delegate to override what name to use for members when serialized
/// </summary>
public static Func<MemberInfo, string> SerializeAs { private get; set; }
[Obsolete("Use NetJSONSettings.DateFormat")]
public static NetJSONDateFormat DateFormat {
set {
_dateFormat = value;
}
internal get {
return _dateFormat;
}
}
[Obsolete("Use NetJSONSettings.TimeZoneFormat")]
public static NetJSONTimeZoneFormat TimeZoneFormat {
set {
_timeZoneFormat = value;
}
internal get {
return _timeZoneFormat;
}
}
private static NetJSONQuote _quoteType = NetJSONQuote.Default;
[Obsolete("Use NetJSONSettings.QuoteType")]
public static NetJSONQuote QuoteType {
set {
_quoteType = value;
//_ThreadQuoteString = (_ThreadQuoteChar = value == NetJSONQuote.Single ? QuotSingleChar : QuotDoubleChar).ToString();
}
internal get {
return _quoteType;
}
}
private static bool _caseSensitive = true;
[Obsolete("Use NetJSONSettings.CaseSensitive")]
public static bool CaseSensitive {
set {
_caseSensitive = value;
}
internal get {
return _caseSensitive;
}
}
private static bool _useEnumString = false;
public static bool UseEnumString {
set {
_useEnumString = value;
}
internal get {
return _useEnumString;
}
}
private static bool _includeFields = true;
[Obsolete("All fields will be included by default. This property will be removed in future release")]
public static bool IncludeFields {
set {
_includeFields = true;
}
internal get {
return _includeFields;
}
}
private static bool _skipDefaultValue = true;
[Obsolete("Use NetJSONSettings.SkipDefaultValue")]
public static bool SkipDefaultValue {
set {
_skipDefaultValue = value;
}
internal get {
return _skipDefaultValue;
}
}
private static bool _useStringOptimization = true;
[Obsolete("Use NetJSONSettings.UseStringOptimization")]
public static bool UseStringOptimization {
set {
_useStringOptimization = value;
}
internal get {
return _useStringOptimization;
}
}
private static bool _generateAssembly = false;
[Obsolete("Use NetJSONSettings.GenerateAssembly")]
public static bool GenerateAssembly {
set {
_generateAssembly = value;
}
}
private static bool _includeTypeInformation = false;
public static bool IncludeTypeInformation {
set {
_includeTypeInformation = value;
}
internal get {
return _includeTypeInformation;
}
}
internal static object GetTypeIdentifierInstance(string typeName) {
return _typeIdentifierFuncs.GetOrAdd(typeName, _ => {
lock (GetDictLockObject("GetTypeIdentifier")) {
var type = Type.GetType(typeName, throwOnError: false);
if (type == null)
throw new InvalidOperationException(string.Format("Unable to resolve {0} with value = {1}", TypeIdentifier, typeName));
var ctor = type.GetConstructor(Type.EmptyTypes);
var meth = new DynamicMethod(Guid.NewGuid().ToString("N"), _objectType, null, restrictedSkipVisibility: true);
var il = meth.GetILGenerator();
if (ctor == null)
il.Emit(OpCodes.Call, _getUninitializedInstance.MakeGenericMethod(type));
else
il.Emit(OpCodes.Newobj, ctor);//NewObjNoctor
il.Emit(OpCodes.Ret);
return meth.CreateDelegate(typeof(Func<object>)) as Func<object>;
}
})();
}
internal static bool NeedQuotes(Type type, NetJSONSettings settings) {
return type == _stringType || type == _charType || type == _guidType || type == _timeSpanType || ((type == _dateTimeType || type == _dateTimeOffsetType) && settings.DateFormat != NetJSONDateFormat.EpochTime) || type == _byteArrayType || (settings.UseEnumString && type.GetTypeInfo().IsEnum);
}
private static MethodInfo GenerateFastObjectToString(TypeBuilder type) {
return _readMethodBuilders.GetOrAdd("FastObjectToString", _ => {
lock (GetDictLockObject("GenerateFastObjectToString")) {
var method = type.DefineMethodEx("FastObjectToString", StaticMethodAttribute, _voidType,
new[] { _objectType, _stringBuilderType, _settingsType });
var il = method.GetILGenerator();
var typeLocal = il.DeclareLocal(_typeType);
var needQuoteLocal = il.DeclareLocal(_boolType);
var needQuoteStartLabel = il.DefineLabel();
var needQuoteEndLabel = il.DefineLabel();
il.Emit(OpCodes.Ldarg_0);
il.Emit(OpCodes.Callvirt, _objectGetType);
il.Emit(OpCodes.Stloc, typeLocal);
var isListTypeLabel = il.DefineLabel();
il.Emit(OpCodes.Ldloc, typeLocal);
il.Emit(OpCodes.Call, _isListType);
il.Emit(OpCodes.Brfalse, isListTypeLabel);
il.Emit(OpCodes.Ldarg_0);
il.Emit(OpCodes.Castclass, _listType);
il.Emit(OpCodes.Call, _listToListObject);
il.Emit(OpCodes.Starg, 0);
WriteCollection(type, typeof(List<object>), il);
il.Emit(OpCodes.Ret);
il.MarkLabel(isListTypeLabel);
var isDictTypeLabel = il.DefineLabel();
il.Emit(OpCodes.Ldloc, typeLocal);
il.Emit(OpCodes.Call, _isDictType);
il.Emit(OpCodes.Brfalse, isDictTypeLabel);
il.Emit(OpCodes.Ldarg_0);
il.Emit(OpCodes.Castclass, _dictStringObject);
il.Emit(OpCodes.Starg, 0);
WriteCollection(type, _dictStringObject, il);
il.Emit(OpCodes.Ret);
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