JsonWriter
Represents a writer that provides a fast, non-cached, forward-only way of generating JSON data.
using Newtonsoft.Json.Utilities;
using System;
using System.Collections.Generic;
using System.Globalization;
using System.Linq;
using System.Numerics;
using System.Runtime.CompilerServices;
namespace Newtonsoft.Json
{
[System.Runtime.CompilerServices.NullableContext(1)]
[System.Runtime.CompilerServices.Nullable(0)]
public abstract class JsonWriter : IDisposable
{
[System.Runtime.CompilerServices.NullableContext(0)]
internal enum State
{
Start,
Property,
ObjectStart,
Object,
ArrayStart,
Array,
ConstructorStart,
Constructor,
Closed,
Error
}
private static readonly State[][] StateArray;
internal static readonly State[][] StateArrayTemplate;
[System.Runtime.CompilerServices.Nullable(2)]
private List<JsonPosition> _stack;
private JsonPosition _currentPosition;
private State _currentState;
private Formatting _formatting;
private DateFormatHandling _dateFormatHandling;
private DateTimeZoneHandling _dateTimeZoneHandling;
private StringEscapeHandling _stringEscapeHandling;
private FloatFormatHandling _floatFormatHandling;
[System.Runtime.CompilerServices.Nullable(2)]
private string _dateFormatString;
[System.Runtime.CompilerServices.Nullable(2)]
private CultureInfo _culture;
public bool CloseOutput { get; set; }
public bool AutoCompleteOnClose { get; set; }
protected internal int Top {
get {
List<JsonPosition> stack = _stack;
int num = (stack != null) ? stack.Count : 0;
if (Peek() != 0)
num++;
return num;
}
}
public WriteState WriteState {
get {
switch (_currentState) {
case State.Error:
return WriteState.Error;
case State.Closed:
return WriteState.Closed;
case State.ObjectStart:
case State.Object:
return WriteState.Object;
case State.ArrayStart:
case State.Array:
return WriteState.Array;
case State.ConstructorStart:
case State.Constructor:
return WriteState.Constructor;
case State.Property:
return WriteState.Property;
case State.Start:
return WriteState.Start;
default:
throw JsonWriterException.Create(this, "Invalid state: " + _currentState.ToString(), null);
}
}
}
internal string ContainerPath {
get {
if (_currentPosition.Type == JsonContainerType.None || _stack == null)
return string.Empty;
return JsonPosition.BuildPath(_stack, null);
}
}
public string Path {
get {
if (_currentPosition.Type == JsonContainerType.None)
return string.Empty;
JsonPosition? currentPosition = (_currentState != State.ArrayStart && _currentState != State.ConstructorStart && _currentState != State.ObjectStart) ? new JsonPosition?(_currentPosition) : null;
return JsonPosition.BuildPath(_stack, currentPosition);
}
}
public Formatting Formatting {
get {
return _formatting;
}
set {
if (value < Formatting.None || value > Formatting.Indented)
throw new ArgumentOutOfRangeException("value");
_formatting = value;
}
}
public DateFormatHandling DateFormatHandling {
get {
return _dateFormatHandling;
}
set {
if (value < DateFormatHandling.IsoDateFormat || value > DateFormatHandling.MicrosoftDateFormat)
throw new ArgumentOutOfRangeException("value");
_dateFormatHandling = value;
}
}
public DateTimeZoneHandling DateTimeZoneHandling {
get {
return _dateTimeZoneHandling;
}
set {
if (value < DateTimeZoneHandling.Local || value > DateTimeZoneHandling.RoundtripKind)
throw new ArgumentOutOfRangeException("value");
_dateTimeZoneHandling = value;
}
}
public StringEscapeHandling StringEscapeHandling {
get {
return _stringEscapeHandling;
}
set {
if (value < StringEscapeHandling.Default || value > StringEscapeHandling.EscapeHtml)
throw new ArgumentOutOfRangeException("value");
_stringEscapeHandling = value;
OnStringEscapeHandlingChanged();
}
}
public FloatFormatHandling FloatFormatHandling {
get {
return _floatFormatHandling;
}
set {
if (value < FloatFormatHandling.String || value > FloatFormatHandling.DefaultValue)
throw new ArgumentOutOfRangeException("value");
_floatFormatHandling = value;
}
}
[System.Runtime.CompilerServices.Nullable(2)]
public string DateFormatString {
[System.Runtime.CompilerServices.NullableContext(2)]
get {
return _dateFormatString;
}
[System.Runtime.CompilerServices.NullableContext(2)]
set {
_dateFormatString = value;
}
}
public CultureInfo Culture {
get {
return _culture ?? CultureInfo.InvariantCulture;
}
set {
_culture = value;
}
}
internal static State[][] BuildStateArray()
{
List<State[]> list = StateArrayTemplate.ToList();
State[] item = StateArrayTemplate[0];
State[] item2 = StateArrayTemplate[7];
ulong[] values = EnumUtils.GetEnumValuesAndNames(typeof(JsonToken)).Values;
foreach (ulong num in values) {
if (list.Count <= (int)num) {
JsonToken jsonToken = (JsonToken)num;
if ((uint)(jsonToken - 7) <= 5 || (uint)(jsonToken - 16) <= 1)
list.Add(item2);
else
list.Add(item);
}
}
return list.ToArray();
}
static JsonWriter()
{
StateArrayTemplate = new State[8][] {
new State[10] {
State.Error,
State.Error,
State.Error,
State.Error,
State.Error,
State.Error,
State.Error,
State.Error,
State.Error,
State.Error
},
new State[10] {
State.ObjectStart,
State.ObjectStart,
State.Error,
State.Error,
State.ObjectStart,
State.ObjectStart,
State.ObjectStart,
State.ObjectStart,
State.Error,
State.Error
},
new State[10] {
State.ArrayStart,
State.ArrayStart,
State.Error,
State.Error,
State.ArrayStart,
State.ArrayStart,
State.ArrayStart,
State.ArrayStart,
State.Error,
State.Error
},
new State[10] {
State.ConstructorStart,
State.ConstructorStart,
State.Error,
State.Error,
State.ConstructorStart,
State.ConstructorStart,
State.ConstructorStart,
State.ConstructorStart,
State.Error,
State.Error
},
new State[10] {
State.Property,
State.Error,
State.Property,
State.Property,
State.Error,
State.Error,
State.Error,
State.Error,
State.Error,
State.Error
},
new State[10] {
State.Start,
State.Property,
State.ObjectStart,
State.Object,
State.ArrayStart,
State.Array,
State.Constructor,
State.Constructor,
State.Error,
State.Error
},
new State[10] {
State.Start,
State.Property,
State.ObjectStart,
State.Object,
State.ArrayStart,
State.Array,
State.Constructor,
State.Constructor,
State.Error,
State.Error
},
new State[10] {
State.Start,
State.Object,
State.Error,
State.Error,
State.Array,
State.Array,
State.Constructor,
State.Constructor,
State.Error,
State.Error
}
};
StateArray = BuildStateArray();
}
internal virtual void OnStringEscapeHandlingChanged()
{
}
protected JsonWriter()
{
_currentState = State.Start;
_formatting = Formatting.None;
_dateTimeZoneHandling = DateTimeZoneHandling.RoundtripKind;
CloseOutput = true;
AutoCompleteOnClose = true;
}
internal void UpdateScopeWithFinishedValue()
{
if (_currentPosition.HasIndex)
_currentPosition.Position++;
}
private void Push(JsonContainerType value)
{
if (_currentPosition.Type != 0) {
if (_stack == null)
_stack = new List<JsonPosition>();
_stack.Add(_currentPosition);
}
_currentPosition = new JsonPosition(value);
}
private JsonContainerType Pop()
{
JsonPosition currentPosition = _currentPosition;
if (_stack != null && _stack.Count > 0) {
_currentPosition = _stack[_stack.Count - 1];
_stack.RemoveAt(_stack.Count - 1);
} else
_currentPosition = default(JsonPosition);
return currentPosition.Type;
}
private JsonContainerType Peek()
{
return _currentPosition.Type;
}
public abstract void Flush();
public virtual void Close()
{
if (AutoCompleteOnClose)
AutoCompleteAll();
}
public virtual void WriteStartObject()
{
InternalWriteStart(JsonToken.StartObject, JsonContainerType.Object);
}
public virtual void WriteEndObject()
{
InternalWriteEnd(JsonContainerType.Object);
}
public virtual void WriteStartArray()
{
InternalWriteStart(JsonToken.StartArray, JsonContainerType.Array);
}
public virtual void WriteEndArray()
{
InternalWriteEnd(JsonContainerType.Array);
}
public virtual void WriteStartConstructor(string name)
{
InternalWriteStart(JsonToken.StartConstructor, JsonContainerType.Constructor);
}
public virtual void WriteEndConstructor()
{
InternalWriteEnd(JsonContainerType.Constructor);
}
public virtual void WritePropertyName(string name)
{
InternalWritePropertyName(name);
}
public virtual void WritePropertyName(string name, bool escape)
{
WritePropertyName(name);
}
public virtual void WriteEnd()
{
WriteEnd(Peek());
}
public void WriteToken(JsonReader reader)
{
WriteToken(reader, true);
}
public void WriteToken(JsonReader reader, bool writeChildren)
{
ValidationUtils.ArgumentNotNull(reader, "reader");
WriteToken(reader, writeChildren, true, true);
}
[System.Runtime.CompilerServices.NullableContext(2)]
public void WriteToken(JsonToken token, object value)
{
switch (token) {
case JsonToken.None:
break;
case JsonToken.StartObject:
WriteStartObject();
break;
case JsonToken.StartArray:
WriteStartArray();
break;
case JsonToken.StartConstructor:
ValidationUtils.ArgumentNotNull(value, "value");
WriteStartConstructor(value.ToString());
break;
case JsonToken.PropertyName:
ValidationUtils.ArgumentNotNull(value, "value");
WritePropertyName(value.ToString());
break;
case JsonToken.Comment:
WriteComment(value?.ToString());
break;
case JsonToken.Integer:
ValidationUtils.ArgumentNotNull(value, "value");
if (value is BigInteger) {
BigInteger bigInteger = (BigInteger)value;
WriteValue(bigInteger);
} else
WriteValue(Convert.ToInt64(value, CultureInfo.InvariantCulture));
break;
case JsonToken.Float:
ValidationUtils.ArgumentNotNull(value, "value");
if (value is decimal) {
decimal value3 = (decimal)value;
WriteValue(value3);
} else if (value is double) {
double value4 = (double)value;
WriteValue(value4);
} else if (value is float) {
float value5 = (float)value;
WriteValue(value5);
} else {
WriteValue(Convert.ToDouble(value, CultureInfo.InvariantCulture));
}
break;
case JsonToken.String:
WriteValue(value?.ToString());
break;
case JsonToken.Boolean:
ValidationUtils.ArgumentNotNull(value, "value");
WriteValue(Convert.ToBoolean(value, CultureInfo.InvariantCulture));
break;
case JsonToken.Null:
WriteNull();
break;
case JsonToken.Undefined:
WriteUndefined();
break;
case JsonToken.EndObject:
WriteEndObject();
break;
case JsonToken.EndArray:
WriteEndArray();
break;
case JsonToken.EndConstructor:
WriteEndConstructor();
break;
case JsonToken.Date:
ValidationUtils.ArgumentNotNull(value, "value");
if (value is DateTimeOffset) {
DateTimeOffset value6 = (DateTimeOffset)value;
WriteValue(value6);
} else
WriteValue(Convert.ToDateTime(value, CultureInfo.InvariantCulture));
break;
case JsonToken.Raw:
WriteRawValue(value?.ToString());
break;
case JsonToken.Bytes:
ValidationUtils.ArgumentNotNull(value, "value");
if (value is Guid) {
Guid value2 = (Guid)value;
WriteValue(value2);
} else
WriteValue((byte[])value);
break;
default:
throw MiscellaneousUtils.CreateArgumentOutOfRangeException("token", token, "Unexpected token type.");
}
}
public void WriteToken(JsonToken token)
{
WriteToken(token, null);
}
internal virtual void WriteToken(JsonReader reader, bool writeChildren, bool writeDateConstructorAsDate, bool writeComments)
{
int num = CalculateWriteTokenInitialDepth(reader);
do {
if (writeDateConstructorAsDate && reader.TokenType == JsonToken.StartConstructor && string.Equals(reader.Value?.ToString(), "Date", StringComparison.Ordinal))
WriteConstructorDate(reader);
else if (writeComments || reader.TokenType != JsonToken.Comment) {
WriteToken(reader.TokenType, reader.Value);
}
} while (((num - 1 < reader.Depth - (JsonTokenUtils.IsEndToken(reader.TokenType) ? 1 : 0)) & writeChildren) && reader.Read());
if (IsWriteTokenIncomplete(reader, writeChildren, num))
throw JsonWriterException.Create(this, "Unexpected end when reading token.", null);
}
private bool IsWriteTokenIncomplete(JsonReader reader, bool writeChildren, int initialDepth)
{
int num = CalculateWriteTokenFinalDepth(reader);
if (initialDepth >= num) {
if (writeChildren && initialDepth == num)
return JsonTokenUtils.IsStartToken(reader.TokenType);
return false;
}
return true;
}
private int CalculateWriteTokenInitialDepth(JsonReader reader)
{
JsonToken tokenType = reader.TokenType;
if (tokenType == JsonToken.None)
return -1;
if (!JsonTokenUtils.IsStartToken(tokenType))
return reader.Depth + 1;
return reader.Depth;
}
private int CalculateWriteTokenFinalDepth(JsonReader reader)
{
JsonToken tokenType = reader.TokenType;
if (tokenType == JsonToken.None)
return -1;
if (!JsonTokenUtils.IsEndToken(tokenType))
return reader.Depth;
return reader.Depth - 1;
}
private void WriteConstructorDate(JsonReader reader)
{
if (!JavaScriptUtils.TryGetDateFromConstructorJson(reader, out DateTime dateTime, out string errorMessage))
throw JsonWriterException.Create(this, errorMessage, null);
WriteValue(dateTime);
}
private void WriteEnd(JsonContainerType type)
{
switch (type) {
case JsonContainerType.Object:
WriteEndObject();
break;
case JsonContainerType.Array:
WriteEndArray();
break;
case JsonContainerType.Constructor:
WriteEndConstructor();
break;
default:
throw JsonWriterException.Create(this, "Unexpected type when writing end: " + type.ToString(), null);
}
}
private void AutoCompleteAll()
{
while (Top > 0) {
WriteEnd();
}
}
private JsonToken GetCloseTokenForType(JsonContainerType type)
{
switch (type) {
case JsonContainerType.Object:
return JsonToken.EndObject;
case JsonContainerType.Array:
return JsonToken.EndArray;
case JsonContainerType.Constructor:
return JsonToken.EndConstructor;
default:
throw JsonWriterException.Create(this, "No close token for type: " + type.ToString(), null);
}
}
private void AutoCompleteClose(JsonContainerType type)
{
int num = CalculateLevelsToComplete(type);
for (int i = 0; i < num; i++) {
JsonToken closeTokenForType = GetCloseTokenForType(Pop());
if (_currentState == State.Property)
WriteNull();
if (_formatting == Formatting.Indented && _currentState != State.ObjectStart && _currentState != State.ArrayStart)
WriteIndent();
WriteEnd(closeTokenForType);
UpdateCurrentState();
}
}
private int CalculateLevelsToComplete(JsonContainerType type)
{
int num = 0;
if (_currentPosition.Type == type)
num = 1;
else {
int num2 = Top - 2;
for (int num3 = num2; num3 >= 0; num3--) {
int index = num2 - num3;
if (_stack[index].Type == type) {
num = num3 + 2;
break;
}
}
}
if (num == 0)
throw JsonWriterException.Create(this, "No token to close.", null);
return num;
}
private void UpdateCurrentState()
{
JsonContainerType jsonContainerType = Peek();
switch (jsonContainerType) {
case JsonContainerType.Object:
_currentState = State.Object;
break;
case JsonContainerType.Array:
_currentState = State.Array;
break;
case JsonContainerType.Constructor:
_currentState = State.Array;
break;
case JsonContainerType.None:
_currentState = State.Start;
break;
default:
throw JsonWriterException.Create(this, "Unknown JsonType: " + jsonContainerType.ToString(), null);
}
}
protected virtual void WriteEnd(JsonToken token)
{
}
protected virtual void WriteIndent()
{
}
protected virtual void WriteValueDelimiter()
{
}
protected virtual void WriteIndentSpace()
{
}
internal void AutoComplete(JsonToken tokenBeingWritten)
{
State state = StateArray[(int)tokenBeingWritten][(int)_currentState];
if (state == State.Error)
throw JsonWriterException.Create(this, "Token {0} in state {1} would result in an invalid JSON object.".FormatWith(CultureInfo.InvariantCulture, tokenBeingWritten.ToString(), _currentState.ToString()), null);
if ((_currentState == State.Object || _currentState == State.Array || _currentState == State.Constructor) && tokenBeingWritten != JsonToken.Comment)
WriteValueDelimiter();
if (_formatting == Formatting.Indented) {
if (_currentState == State.Property)
WriteIndentSpace();
if (_currentState == State.Array || _currentState == State.ArrayStart || _currentState == State.Constructor || _currentState == State.ConstructorStart || (tokenBeingWritten == JsonToken.PropertyName && _currentState != 0))
WriteIndent();
}
_currentState = state;
}
public virtual void WriteNull()
{
InternalWriteValue(JsonToken.Null);
}
public virtual void WriteUndefined()
{
InternalWriteValue(JsonToken.Undefined);
}
[System.Runtime.CompilerServices.NullableContext(2)]
public virtual void WriteRaw(string json)
{
InternalWriteRaw();
}
[System.Runtime.CompilerServices.NullableContext(2)]
public virtual void WriteRawValue(string json)
{
UpdateScopeWithFinishedValue();
AutoComplete(JsonToken.Undefined);
WriteRaw(json);
}
[System.Runtime.CompilerServices.NullableContext(2)]
public virtual void WriteValue(string value)
{
InternalWriteValue(JsonToken.String);
}
public virtual void WriteValue(int value)
{
InternalWriteValue(JsonToken.Integer);
}
[CLSCompliant(false)]
public virtual void WriteValue(uint value)
{
InternalWriteValue(JsonToken.Integer);
}
public virtual void WriteValue(long value)
{
InternalWriteValue(JsonToken.Integer);
}
[CLSCompliant(false)]
public virtual void WriteValue(ulong value)
{
InternalWriteValue(JsonToken.Integer);
}
public virtual void WriteValue(float value)
{
InternalWriteValue(JsonToken.Float);
}
public virtual void WriteValue(double value)
{
InternalWriteValue(JsonToken.Float);
}
public virtual void WriteValue(bool value)
{
InternalWriteValue(JsonToken.Boolean);
}
public virtual void WriteValue(short value)
{
InternalWriteValue(JsonToken.Integer);
}
[CLSCompliant(false)]
public virtual void WriteValue(ushort value)
{
InternalWriteValue(JsonToken.Integer);
}
public virtual void WriteValue(char value)
{
InternalWriteValue(JsonToken.String);
}
public virtual void WriteValue(byte value)
{
InternalWriteValue(JsonToken.Integer);
}
[CLSCompliant(false)]
public virtual void WriteValue(sbyte value)
{
InternalWriteValue(JsonToken.Integer);
}
public virtual void WriteValue(decimal value)
{
InternalWriteValue(JsonToken.Float);
}
public virtual void WriteValue(DateTime value)
{
InternalWriteValue(JsonToken.Date);
}
public virtual void WriteValue(DateTimeOffset value)
{
InternalWriteValue(JsonToken.Date);
}
public virtual void WriteValue(Guid value)
{
InternalWriteValue(JsonToken.String);
}
public virtual void WriteValue(TimeSpan value)
{
InternalWriteValue(JsonToken.String);
}
public virtual void WriteValue(int? value)
{
if (!value.HasValue)
WriteNull();
else
WriteValue(value.GetValueOrDefault());
}
[CLSCompliant(false)]
public virtual void WriteValue(uint? value)
{
if (!value.HasValue)
WriteNull();
else
WriteValue(value.GetValueOrDefault());
}
public virtual void WriteValue(long? value)
{
if (!value.HasValue)
WriteNull();
else
WriteValue(value.GetValueOrDefault());
}
[CLSCompliant(false)]
public virtual void WriteValue(ulong? value)
{
if (!value.HasValue)
WriteNull();
else
WriteValue(value.GetValueOrDefault());
}
public virtual void WriteValue(float? value)
{
if (!value.HasValue)
WriteNull();
else
WriteValue(value.GetValueOrDefault());
}
public virtual void WriteValue(double? value)
{
if (!value.HasValue)
WriteNull();
else
WriteValue(value.GetValueOrDefault());
}
public virtual void WriteValue(bool? value)
{
if (!value.HasValue)
WriteNull();
else
WriteValue(value.GetValueOrDefault());
}
public virtual void WriteValue(short? value)
{
if (!value.HasValue)
WriteNull();
else
WriteValue(value.GetValueOrDefault());
}
[CLSCompliant(false)]
public virtual void WriteValue(ushort? value)
{
if (!value.HasValue)
WriteNull();
else
WriteValue(value.GetValueOrDefault());
}
public virtual void WriteValue(char? value)
{
if (!value.HasValue)
WriteNull();
else
WriteValue(value.GetValueOrDefault());
}
public virtual void WriteValue(byte? value)
{
if (!value.HasValue)
WriteNull();
else
WriteValue(value.GetValueOrDefault());
}
[CLSCompliant(false)]
public virtual void WriteValue(sbyte? value)
{
if (!value.HasValue)
WriteNull();
else
WriteValue(value.GetValueOrDefault());
}
public virtual void WriteValue(decimal? value)
{
if (!value.HasValue)
WriteNull();
else
WriteValue(value.GetValueOrDefault());
}
public virtual void WriteValue(DateTime? value)
{
if (!value.HasValue)
WriteNull();
else
WriteValue(value.GetValueOrDefault());
}
public virtual void WriteValue(DateTimeOffset? value)
{
if (!value.HasValue)
WriteNull();
else
WriteValue(value.GetValueOrDefault());
}
public virtual void WriteValue(Guid? value)
{
if (!value.HasValue)
WriteNull();
else
WriteValue(value.GetValueOrDefault());
}
public virtual void WriteValue(TimeSpan? value)
{
if (!value.HasValue)
WriteNull();
else
WriteValue(value.GetValueOrDefault());
}
[System.Runtime.CompilerServices.NullableContext(2)]
public virtual void WriteValue(byte[] value)
{
if (value == null)
WriteNull();
else
InternalWriteValue(JsonToken.Bytes);
}
[System.Runtime.CompilerServices.NullableContext(2)]
public virtual void WriteValue(Uri value)
{
if (value == (Uri)null)
WriteNull();
else
InternalWriteValue(JsonToken.String);
}
[System.Runtime.CompilerServices.NullableContext(2)]
public virtual void WriteValue(object value)
{
if (value == null)
WriteNull();
else {
if (value is BigInteger)
throw CreateUnsupportedTypeException(this, value);
WriteValue(this, ConvertUtils.GetTypeCode(value.GetType()), value);
}
}
[System.Runtime.CompilerServices.NullableContext(2)]
public virtual void WriteComment(string text)
{
InternalWriteComment();
}
public virtual void WriteWhitespace(string ws)
{
InternalWriteWhitespace(ws);
}
void IDisposable.Dispose()
{
Dispose(true);
GC.SuppressFinalize(this);
}
protected virtual void Dispose(bool disposing)
{
if ((_currentState != State.Closed) & disposing)
Close();
}
internal static void WriteValue(JsonWriter writer, PrimitiveTypeCode typeCode, object value)
{
while (true) {
switch (typeCode) {
case PrimitiveTypeCode.Char:
writer.WriteValue((char)value);
return;
case PrimitiveTypeCode.CharNullable:
writer.WriteValue((value == null) ? null : new char?((char)value));
return;
case PrimitiveTypeCode.Boolean:
writer.WriteValue((bool)value);
return;
case PrimitiveTypeCode.BooleanNullable:
writer.WriteValue((value == null) ? null : new bool?((bool)value));
return;
case PrimitiveTypeCode.SByte:
writer.WriteValue((sbyte)value);
return;
case PrimitiveTypeCode.SByteNullable:
writer.WriteValue((value == null) ? null : new sbyte?((sbyte)value));
return;
case PrimitiveTypeCode.Int16:
writer.WriteValue((short)value);
return;
case PrimitiveTypeCode.Int16Nullable:
writer.WriteValue((value == null) ? null : new short?((short)value));
return;
case PrimitiveTypeCode.UInt16:
writer.WriteValue((ushort)value);
return;
case PrimitiveTypeCode.UInt16Nullable:
writer.WriteValue((value == null) ? null : new ushort?((ushort)value));
return;
case PrimitiveTypeCode.Int32:
writer.WriteValue((int)value);
return;
case PrimitiveTypeCode.Int32Nullable:
writer.WriteValue((value == null) ? null : new int?((int)value));
return;
case PrimitiveTypeCode.Byte:
writer.WriteValue((byte)value);
return;
case PrimitiveTypeCode.ByteNullable:
writer.WriteValue((value == null) ? null : new byte?((byte)value));
return;
case PrimitiveTypeCode.UInt32:
writer.WriteValue((uint)value);
return;
case PrimitiveTypeCode.UInt32Nullable:
writer.WriteValue((value == null) ? null : new uint?((uint)value));
return;
case PrimitiveTypeCode.Int64:
writer.WriteValue((long)value);
return;
case PrimitiveTypeCode.Int64Nullable:
writer.WriteValue((value == null) ? null : new long?((long)value));
return;
case PrimitiveTypeCode.UInt64:
writer.WriteValue((ulong)value);
return;
case PrimitiveTypeCode.UInt64Nullable:
writer.WriteValue((value == null) ? null : new ulong?((ulong)value));
return;
case PrimitiveTypeCode.Single:
writer.WriteValue((float)value);
return;
case PrimitiveTypeCode.SingleNullable:
writer.WriteValue((value == null) ? null : new float?((float)value));
return;
case PrimitiveTypeCode.Double:
writer.WriteValue((double)value);
return;
case PrimitiveTypeCode.DoubleNullable:
writer.WriteValue((value == null) ? null : new double?((double)value));
return;
case PrimitiveTypeCode.DateTime:
writer.WriteValue((DateTime)value);
return;
case PrimitiveTypeCode.DateTimeNullable:
writer.WriteValue((value == null) ? null : new DateTime?((DateTime)value));
return;
case PrimitiveTypeCode.DateTimeOffset:
writer.WriteValue((DateTimeOffset)value);
return;
case PrimitiveTypeCode.DateTimeOffsetNullable:
writer.WriteValue((value == null) ? null : new DateTimeOffset?((DateTimeOffset)value));
return;
case PrimitiveTypeCode.Decimal:
writer.WriteValue((decimal)value);
return;
case PrimitiveTypeCode.DecimalNullable:
writer.WriteValue((value == null) ? null : new decimal?((decimal)value));
return;
case PrimitiveTypeCode.Guid:
writer.WriteValue((Guid)value);
return;
case PrimitiveTypeCode.GuidNullable:
writer.WriteValue((value == null) ? null : new Guid?((Guid)value));
return;
case PrimitiveTypeCode.TimeSpan:
writer.WriteValue((TimeSpan)value);
return;
case PrimitiveTypeCode.TimeSpanNullable:
writer.WriteValue((value == null) ? null : new TimeSpan?((TimeSpan)value));
return;
case PrimitiveTypeCode.BigInteger:
writer.WriteValue((BigInteger)value);
return;
case PrimitiveTypeCode.BigIntegerNullable:
writer.WriteValue((value == null) ? null : new BigInteger?((BigInteger)value));
return;
case PrimitiveTypeCode.Uri:
writer.WriteValue((Uri)value);
return;
case PrimitiveTypeCode.String:
writer.WriteValue((string)value);
return;
case PrimitiveTypeCode.Bytes:
writer.WriteValue((byte[])value);
return;
case PrimitiveTypeCode.DBNull:
writer.WriteNull();
return;
}
IConvertible convertible = value as IConvertible;
if (convertible == null)
break;
ResolveConvertibleValue(convertible, out typeCode, out value);
}
if (value == null) {
writer.WriteNull();
return;
}
throw CreateUnsupportedTypeException(writer, value);
}
private static void ResolveConvertibleValue(IConvertible convertible, out PrimitiveTypeCode typeCode, out object value)
{
TypeInformation typeInformation = ConvertUtils.GetTypeInformation(convertible);
typeCode = ((typeInformation.TypeCode == PrimitiveTypeCode.Object) ? PrimitiveTypeCode.String : typeInformation.TypeCode);
Type conversionType = (typeInformation.TypeCode == PrimitiveTypeCode.Object) ? typeof(string) : typeInformation.Type;
value = convertible.ToType(conversionType, CultureInfo.InvariantCulture);
}
private static JsonWriterException CreateUnsupportedTypeException(JsonWriter writer, object value)
{
return JsonWriterException.Create(writer, "Unsupported type: {0}. Use the JsonSerializer class to get the object's JSON representation.".FormatWith(CultureInfo.InvariantCulture, value.GetType()), null);
}
protected void SetWriteState(JsonToken token, object value)
{
switch (token) {
case JsonToken.StartObject:
InternalWriteStart(token, JsonContainerType.Object);
break;
case JsonToken.StartArray:
InternalWriteStart(token, JsonContainerType.Array);
break;
case JsonToken.StartConstructor:
InternalWriteStart(token, JsonContainerType.Constructor);
break;
case JsonToken.PropertyName: {
string text = value as string;
if (text == null)
throw new ArgumentException("A name is required when setting property name state.", "value");
InternalWritePropertyName(text);
break;
}
case JsonToken.Comment:
InternalWriteComment();
break;
case JsonToken.Raw:
InternalWriteRaw();
break;
case JsonToken.Integer:
case JsonToken.Float:
case JsonToken.String:
case JsonToken.Boolean:
case JsonToken.Null:
case JsonToken.Undefined:
case JsonToken.Date:
case JsonToken.Bytes:
InternalWriteValue(token);
break;
case JsonToken.EndObject:
InternalWriteEnd(JsonContainerType.Object);
break;
case JsonToken.EndArray:
InternalWriteEnd(JsonContainerType.Array);
break;
case JsonToken.EndConstructor:
InternalWriteEnd(JsonContainerType.Constructor);
break;
default:
throw new ArgumentOutOfRangeException("token");
}
}
internal void InternalWriteEnd(JsonContainerType container)
{
AutoCompleteClose(container);
}
internal void InternalWritePropertyName(string name)
{
_currentPosition.PropertyName = name;
AutoComplete(JsonToken.PropertyName);
}
internal void InternalWriteRaw()
{
}
internal void InternalWriteStart(JsonToken token, JsonContainerType container)
{
UpdateScopeWithFinishedValue();
AutoComplete(token);
Push(container);
}
internal void InternalWriteValue(JsonToken token)
{
UpdateScopeWithFinishedValue();
AutoComplete(token);
}
internal void InternalWriteWhitespace(string ws)
{
if (ws != null && !StringUtils.IsWhiteSpace(ws))
throw JsonWriterException.Create(this, "Only white space characters should be used.", null);
}
internal void InternalWriteComment()
{
AutoComplete(JsonToken.Comment);
}
}
}