private unsafe void ReadJsonValue()
{
int start = 1;
JsonParserToken current = _state.CurrentTokenType;
if (current == JsonParserToken.String)
{
BlittableJsonToken stringToken = BlittableJsonToken.Null;
if (_state.EscapePositions.Count == 0 && _state.CompressedSize == null && _state.StringSize < 128)
{
stringToken = BlittableJsonToken.String;
}
_state.CompressedSize = null;
_writeToken = new WriteToken(start, stringToken);
}
else if (current == JsonParserToken.Integer)
{
// start = _writer.WriteValue(_state.Long);
_writeToken = new WriteToken(start, BlittableJsonToken.Integer);
}
else if (current == JsonParserToken.StartObject)
{
_continuationState.Push(new BuildingState(ContinuationState.ReadObject));
}
else if (current != JsonParserToken.EndObject)
{
ReadJsonValueUnlikely(current);
}
}
private void requestResponseThread(WriteToken token, String str, StringListCallback callback)
{
writeToPipe(token, str);
String response = waitForResponse();
List <String> formattedResponse = formatResponse(response);
callback(formattedResponse);
}
public void Reset()
{
_debugTag = null;
_mode = UsageMode.None;
_continuationState.Clear();
_writeToken = default(WriteToken);
_writer.Reset();
}
public async Task WriteTokenLogicSignup()
{
var token = new WriteToken {
UserId = UserData.FirstId, JwtKey = "xxx123456xxx123456xxx"
};
await token.Execute();
token.Result.Should().BeTrue();
token.Verification.Should().NotBeNullOrEmpty();
}
public void Reset()
{
_debugTag = null;
_mode = UsageMode.None;
ClearState();
_writeToken = default;
_writer.Reset();
}
private void writeToPipe(WriteToken token, String str)
{
byte[] stringBytes = Encoding.Unicode.GetBytes(str);
byte[] sendBytes = new byte[stringBytes.Length + 3];
sendBytes[0] = (byte)token;
Array.Copy(stringBytes, 0, sendBytes, 1, stringBytes.Length);
sendBytes[sendBytes.Length - 1] = 0;
sendBytes[sendBytes.Length - 2] = 0; // end with a null terminator
if (pipeServer != null)
{
pipeServer.Write(sendBytes, 0, sendBytes.Length);
}
}
public void Renew(string debugTag, UsageMode mode)
{
_writeToken = default;
_debugTag = debugTag;
_mode = mode;
ClearState();
_writer.ResetAndRenew();
_modifier?.Reset(_context);
_fakeFieldName = _context.GetLazyStringForFieldWithCaching(UnderscoreSegment);
}
public unsafe void WriteEmbeddedBlittableDocument(byte* ptr, int size)
{
var currentState = _continuationState.Pop();
var valuePos = _writer.WriteValue(ptr, size, out _, UsageMode.None, null);
_writeToken = new WriteToken
{
ValuePos = valuePos,
WrittenToken = BlittableJsonToken.EmbeddedBlittable
};
if (currentState.FirstWrite == -1)
currentState.FirstWrite = valuePos;
currentState = FinishWritingScalarValue(currentState);
_continuationState.Push(currentState);
}
public void WriteValue(LazyNumberValue value)
{
var currentState = _continuationState.Pop();
var valuePos = _writer.WriteValue(value);
_writeToken = new WriteToken
{
ValuePos = valuePos,
WrittenToken = BlittableJsonToken.LazyNumber
};
if (currentState.FirstWrite == -1)
currentState.FirstWrite = valuePos;
currentState = FinishWritingScalarValue(currentState);
_continuationState.Push(currentState);
}
private unsafe void ReadJsonValue <TWriteStrategy>() where TWriteStrategy : IWriteStrategy
{
int start;
JsonParserToken current = _state.CurrentTokenType;
if (current == JsonParserToken.String)
{
BlittableJsonToken stringToken;
if (typeof(TWriteStrategy) == typeof(WriteNone))
{
start = _writer.WriteValue(_state.StringBuffer, _state.StringSize, _state.EscapePositions, out stringToken, _mode, _state.CompressedSize);
}
else // WriteFull
{
if (_state.EscapePositions.Count == 0 && _state.CompressedSize == null && (_mode & UsageMode.CompressSmallStrings) == 0 && _state.StringSize < 128)
{
start = _writer.WriteValue(_state.StringBuffer, _state.StringSize);
stringToken = BlittableJsonToken.String;
}
else
{
start = _writer.WriteValue(_state.StringBuffer, _state.StringSize, _state.EscapePositions, out stringToken, _mode, _state.CompressedSize);
}
}
_state.CompressedSize = null;
_writeToken = new WriteToken(start, stringToken);
}
else if (current == JsonParserToken.Integer)
{
start = _writer.WriteValue(_state.Long);
_writeToken = new WriteToken(start, BlittableJsonToken.Integer);
}
else if (current == JsonParserToken.StartObject)
{
_modifier?.StartObject();
_continuationState.Push(new BuildingState(ContinuationState.ReadObject));
}
else if (current == JsonParserToken.Blob)
{
start = _writer.WriteValue(_state.StringBuffer, _state.StringSize);
_writeToken = new WriteToken(start, BlittableJsonToken.RawBlob);
}
else if (current != JsonParserToken.EndObject)
{
ReadJsonValueUnlikely <TWriteStrategy>(current);
}
}
public void WriteValue(string value)
{
var currentState = _continuationState.Pop();
BlittableJsonToken stringToken;
var valuePos = _writer.WriteValue(value, out stringToken, _mode);
_writeToken = new WriteToken
{
ValuePos = valuePos,
WrittenToken = stringToken
};
if (currentState.FirstWrite == -1)
currentState.FirstWrite = valuePos;
currentState = FinishWritingScalarValue(currentState);
_continuationState.Push(currentState);
}
private unsafe void ReadJsonValueUnlikely <TWriteStrategy>(JsonParserToken current) where TWriteStrategy : IWriteStrategy
{
int start;
switch (current)
{
case JsonParserToken.StartArray:
_continuationState.Push(new BuildingState(ContinuationState.ReadArray));
return;
case JsonParserToken.Float:
if ((_mode & UsageMode.ValidateDouble) == UsageMode.ValidateDouble)
{
_reader.ValidateFloat();
}
if (typeof(TWriteStrategy) == typeof(WriteNone))
{
start = _writer.WriteValue(_state.StringBuffer, _state.StringSize);
}
else
{
start = _writer.WriteValue(_state.StringBuffer, _state.StringSize, out _, _mode, _state.CompressedSize);
}
_state.CompressedSize = null;
_writeToken = new WriteToken(start, BlittableJsonToken.LazyNumber);
return;
case JsonParserToken.True:
case JsonParserToken.False:
start = _writer.WriteValue(current == JsonParserToken.True ? (byte)1 : (byte)0);
_writeToken = new WriteToken(start, BlittableJsonToken.Boolean);
return;
case JsonParserToken.Null:
// nothing to do here, we handle that with the token
start = _writer.WriteValue((byte)0);
_writeToken = new WriteToken(start, BlittableJsonToken.Null);
return;
}
ThrowExpectedValue(current);
}
public void WriteValue(LazyNumberValue value)
{
var currentState = _continuationState.Pop();
var valuePos = _writer.WriteValue(value);
_writeToken = new WriteToken //todo: figure out if we really need those WriteTokens
{
ValuePos = valuePos,
WrittenToken = BlittableJsonToken.LazyNumber
};
if (currentState.FirstWrite == -1)
{
currentState.FirstWrite = valuePos;
}
currentState = FinishWritingScalarValue(currentState);
_continuationState.Push(currentState);
}
public void WriteValueNull()
{
var currentState = _continuationState.Pop();
var valuePos = _writer.WriteNull();
_writeToken = new WriteToken
{
ValuePos = valuePos,
WrittenToken = BlittableJsonToken.Null
};
if (currentState.FirstWrite == -1)
{
currentState.FirstWrite = valuePos;
}
currentState = FinishWritingScalarValue(currentState);
_continuationState.Push(currentState);
}
public void WriteValue(LazyCompressedStringValue value)
{
var currentState = _continuationState.Pop();
BlittableJsonToken stringToken;
//public unsafe int WriteValue(byte* buffer, int size, out BlittableJsonToken token, UsageMode mode, int? initialCompressedSize)
//var valuePos = _writer.WriteValue(value, out stringToken, UsageMode.None, null);
var valuePos = _writer.WriteValue(value, out stringToken, UsageMode.None);
_writeToken = new WriteToken
{
ValuePos = valuePos,
WrittenToken = stringToken
};
if (currentState.FirstWrite == -1)
currentState.FirstWrite = valuePos;
currentState = FinishWritingScalarValue(currentState);
_continuationState.Push(currentState);
}
public unsafe void WriteEmbeddedBlittableDocument(BlittableJsonReaderObject document)
{
var currentState = _continuationState.Pop();
BlittableJsonToken token;
var valuePos = _writer.WriteValue(document.BasePointer, document.Size, null, out token, UsageMode.None, null);
_writeToken = new WriteToken
{
ValuePos = valuePos,
WrittenToken = BlittableJsonToken.EmbeddedBlittable
};
if (currentState.FirstWrite == -1)
{
currentState.FirstWrite = valuePos;
}
currentState = FinishWritingScalarValue(currentState);
_continuationState.Push(currentState);
}
public void WriteValue(LazyStringValue value)
{
var currentState = _continuationState.Pop();
BlittableJsonToken stringToken;
var valuePos = _writer.WriteValue(value, out stringToken, UsageMode.None, null);
_writeToken = new WriteToken
{
ValuePos = valuePos,
WrittenToken = stringToken
};
if (currentState.FirstWrite == -1)
{
currentState.FirstWrite = valuePos;
}
currentState = FinishWritingScalarValue(currentState);
_continuationState.Push(currentState);
}
private bool ReadInternal <TWriteStrategy>() where TWriteStrategy : IWriteStrategy
{
var continuationState = _continuationState;
var currentState = continuationState.Pop();
var reader = _reader;
var state = _state;
while (true)
{
switch (currentState.State)
{
case ContinuationState.ReadObjectDocument:
if (reader.Read() == false)
{
continuationState.Push(currentState);
goto ReturnFalse;
}
currentState.State = ContinuationState.ReadObject;
continue;
case ContinuationState.ReadArrayDocument:
if (reader.Read() == false)
{
continuationState.Push(currentState);
goto ReturnFalse;
}
var fakeProperty = _context.CachedProperties.GetProperty(_fakeFieldName);
currentState.CurrentProperty = fakeProperty;
currentState.MaxPropertyId = fakeProperty.PropertyId;
currentState.FirstWrite = _writer.Position;
currentState.Properties = _propertiesCache.Allocate();
currentState.Properties.Add(new PropertyTag {
Property = fakeProperty
});
currentState.State = ContinuationState.CompleteDocumentArray;
continuationState.Push(currentState);
currentState = new BuildingState(ContinuationState.ReadArray);
continue;
case ContinuationState.CompleteDocumentArray:
currentState.Properties[0] = new PropertyTag(
type: (byte)_writeToken.WrittenToken,
property: currentState.Properties[0].Property,
position: _writeToken.ValuePos
);
// Register property position, name id (PropertyId) and type (object type and metadata)
_writeToken = _writer.WriteObjectMetadata(currentState.Properties, currentState.FirstWrite, currentState.MaxPropertyId);
goto ReturnTrue;
case ContinuationState.ReadObject:
if (state.CurrentTokenType == JsonParserToken.StartObject)
{
currentState.State = ContinuationState.ReadPropertyName;
currentState.Properties = _propertiesCache.Allocate();
currentState.FirstWrite = _writer.Position;
continue;
}
goto ErrorExpectedStartOfObject;
case ContinuationState.ReadArray:
if (state.CurrentTokenType == JsonParserToken.StartArray)
{
currentState.Types = _tokensCache.Allocate();
currentState.Positions = _positionsCache.Allocate();
currentState.State = ContinuationState.ReadArrayValue;
continue;
}
goto ErrorExpectedStartOfArray;
case ContinuationState.ReadArrayValue:
if (reader.Read() == false)
{
continuationState.Push(currentState);
goto ReturnFalse;
}
if (state.CurrentTokenType == JsonParserToken.EndArray)
{
currentState.State = ContinuationState.CompleteArray;
continue;
}
currentState.State = ContinuationState.CompleteArrayValue;
continuationState.Push(currentState);
currentState = new BuildingState(ContinuationState.ReadValue);
continue;
case ContinuationState.CompleteArrayValue:
currentState.Types.Add(_writeToken.WrittenToken);
currentState.Positions.Add(_writeToken.ValuePos);
currentState.State = ContinuationState.ReadArrayValue;
continue;
case ContinuationState.CompleteArray:
var arrayToken = BlittableJsonToken.StartArray;
var arrayInfoStart = _writer.WriteArrayMetadata(currentState.Positions, currentState.Types, ref arrayToken);
_writeToken = new WriteToken(arrayInfoStart, arrayToken);
currentState = continuationState.Pop();
continue;
case ContinuationState.ReadPropertyName:
if (ReadMaybeModifiedPropertyName() == false)
{
continuationState.Push(currentState);
goto ReturnFalse;
}
if (state.CurrentTokenType == JsonParserToken.EndObject)
{
_modifier?.EndObject();
_writeToken = _writer.WriteObjectMetadata(currentState.Properties, currentState.FirstWrite, currentState.MaxPropertyId);
if (continuationState.Count == 0)
{
goto ReturnTrue;
}
currentState = continuationState.Pop();
continue;
}
if (state.CurrentTokenType != JsonParserToken.String)
{
goto ErrorExpectedProperty;
}
var property = CreateLazyStringValueFromParserState();
currentState.CurrentProperty = _context.CachedProperties.GetProperty(property);
currentState.MaxPropertyId = Math.Max(currentState.MaxPropertyId, currentState.CurrentProperty.PropertyId);
currentState.State = ContinuationState.ReadPropertyValue;
continue;
case ContinuationState.ReadPropertyValue:
if (reader.Read() == false)
{
continuationState.Push(currentState);
goto ReturnFalse;
}
currentState.State = ContinuationState.CompleteReadingPropertyValue;
continuationState.Push(currentState);
currentState = new BuildingState(ContinuationState.ReadValue);
continue;
case ContinuationState.CompleteReadingPropertyValue:
// Register property position, name id (PropertyId) and type (object type and metadata)
currentState.Properties.Add(new PropertyTag(
position: _writeToken.ValuePos,
type: (byte)_writeToken.WrittenToken,
property: currentState.CurrentProperty));
currentState.State = ContinuationState.ReadPropertyName;
continue;
case ContinuationState.ReadValue:
ReadJsonValue <TWriteStrategy>();
currentState = _continuationState.Pop();
break;
}
}
ReturnTrue : return(true);
ReturnFalse : return(false);
ErrorExpectedProperty : ThrowExpectedProperty();
ErrorExpectedStartOfObject : ThrowExpectedStartOfObject();
ErrorExpectedStartOfArray : ThrowExpectedStartOfArray();
return(false); // Will never execute.
}
private unsafe void ReadJsonValue()
{
int start;
switch (_state.CurrentTokenType)
{
case JsonParserToken.StartObject:
_continuationState.Push(new BuildingState
{
State = ContinuationState.ReadObject
});
return;
case JsonParserToken.StartArray:
_continuationState.Push(new BuildingState
{
State = ContinuationState.ReadArray
});
return;
case JsonParserToken.Integer:
start = _writer.WriteValue(_state.Long);
_writeToken = new WriteToken
{
ValuePos = start,
WrittenToken = BlittableJsonToken.Integer
};
return;
case JsonParserToken.Float:
if ((_mode & UsageMode.ValidateDouble) == UsageMode.ValidateDouble)
{
_reader.ValidateFloat();
}
BlittableJsonToken ignored;
start = _writer.WriteValue(_state.StringBuffer, _state.StringSize, out ignored, _mode, _state.CompressedSize);
_state.CompressedSize = null;
_writeToken = new WriteToken
{
ValuePos = start,
WrittenToken = BlittableJsonToken.Float
};
return;
case JsonParserToken.String:
BlittableJsonToken stringToken;
start = _writer.WriteValue(_state.StringBuffer, _state.StringSize, _state.EscapePositions, out stringToken, _mode, _state.CompressedSize);
_state.CompressedSize = null;
_writeToken = new WriteToken
{
ValuePos = start,
WrittenToken = stringToken
};
return;
case JsonParserToken.True:
case JsonParserToken.False:
start = _writer.WriteValue(_state.CurrentTokenType == JsonParserToken.True ? (byte)1 : (byte)0);
_writeToken = new WriteToken
{
ValuePos = start,
WrittenToken = BlittableJsonToken.Boolean
};
return;
case JsonParserToken.Null:
start = _writer.WriteValue((byte)0);
_writeToken = new WriteToken // nothing to do here, we handle that with the token
{
WrittenToken = BlittableJsonToken.Null,
ValuePos = start
};
return;
default:
throw new InvalidDataException("Expected a value, but got " + _state.CurrentTokenType);
}
}
public virtual bool Read()
{
if (_continuationState.Count == 0)
{
return(false); //nothing to do
}
var currentState = _continuationState.Pop();
while (true)
{
switch (currentState.State)
{
case ContinuationState.ReadObjectDocument:
if (_reader.Read() == false)
{
_continuationState.Push(currentState);
return(false);
}
currentState.State = ContinuationState.ReadObject;
continue;
case ContinuationState.ReadArrayDocument:
if (_reader.Read() == false)
{
_continuationState.Push(currentState);
return(false);
}
var fakeFieldName = _context.GetLazyStringForFieldWithCaching("_");
var propIndex = _context.CachedProperties.GetPropertyId(fakeFieldName);
currentState.CurrentPropertyId = propIndex;
currentState.MaxPropertyId = propIndex;
currentState.FirstWrite = _writer.Position;
currentState.Properties = new List <PropertyTag>
{
new PropertyTag
{
PropertyId = propIndex
}
};
currentState.State = ContinuationState.CompleteDocumentArray;
_continuationState.Push(currentState);
currentState = new BuildingState
{
State = ContinuationState.ReadArray
};
continue;
case ContinuationState.CompleteDocumentArray:
currentState.Properties[0].Type = (byte)_writeToken.WrittenToken;
currentState.Properties[0].Position = _writeToken.ValuePos;
// Register property position, name id (PropertyId) and type (object type and metadata)
_writeToken = _writer.WriteObjectMetadata(currentState.Properties, currentState.FirstWrite, currentState.MaxPropertyId);
return(true);
case ContinuationState.ReadObject:
if (_state.CurrentTokenType != JsonParserToken.StartObject)
{
throw new InvalidDataException("Expected start of object, but got " + _state.CurrentTokenType);
}
currentState.State = ContinuationState.ReadPropertyName;
currentState.Properties = new List <PropertyTag>();
currentState.FirstWrite = _writer.Position;
continue;
case ContinuationState.ReadArray:
if (_state.CurrentTokenType != JsonParserToken.StartArray)
{
throw new InvalidDataException("Expected start of array, but got " + _state.CurrentTokenType);
}
currentState.Types = new List <BlittableJsonToken>();
currentState.Positions = new List <int>();
currentState.State = ContinuationState.ReadArrayValue;
continue;
case ContinuationState.ReadArrayValue:
if (_reader.Read() == false)
{
_continuationState.Push(currentState);
return(false);
}
if (_state.CurrentTokenType == JsonParserToken.EndArray)
{
currentState.State = ContinuationState.CompleteArray;
continue;
}
currentState.State = ContinuationState.CompleteArrayValue;
_continuationState.Push(currentState);
currentState = new BuildingState
{
State = ContinuationState.ReadValue
};
continue;
case ContinuationState.CompleteArrayValue:
currentState.Types.Add(_writeToken.WrittenToken);
currentState.Positions.Add(_writeToken.ValuePos);
currentState.State = ContinuationState.ReadArrayValue;
continue;
case ContinuationState.CompleteArray:
var arrayToken = BlittableJsonToken.StartArray;
var arrayInfoStart = _writer.WriteArrayMetadata(currentState.Positions, currentState.Types,
ref arrayToken);
_writeToken = new WriteToken
{
ValuePos = arrayInfoStart,
WrittenToken = arrayToken
};
currentState = _continuationState.Pop();
continue;
case ContinuationState.ReadPropertyName:
if (_reader.Read() == false)
{
_continuationState.Push(currentState);
return(false);
}
if (_state.CurrentTokenType == JsonParserToken.EndObject)
{
_writeToken = _writer.WriteObjectMetadata(currentState.Properties, currentState.FirstWrite,
currentState.MaxPropertyId);
if (_continuationState.Count == 0)
{
return(true);
}
currentState = _continuationState.Pop();
continue;
}
if (_state.CurrentTokenType != JsonParserToken.String)
{
throw new InvalidDataException("Expected property, but got " + _state.CurrentTokenType);
}
var property = CreateLazyStringValueFromParserState();
currentState.CurrentPropertyId = _context.CachedProperties.GetPropertyId(property);
currentState.MaxPropertyId = Math.Max(currentState.MaxPropertyId, currentState.CurrentPropertyId);
currentState.State = ContinuationState.ReadPropertyValue;
continue;
case ContinuationState.ReadPropertyValue:
if (_reader.Read() == false)
{
_continuationState.Push(currentState);
return(false);
}
currentState.State = ContinuationState.CompleteReadingPropertyValue;
_continuationState.Push(currentState);
currentState = new BuildingState
{
State = ContinuationState.ReadValue
};
continue;
case ContinuationState.CompleteReadingPropertyValue:
// Register property position, name id (PropertyId) and type (object type and metadata)
currentState.Properties.Add(new PropertyTag
{
Position = _writeToken.ValuePos,
Type = (byte)_writeToken.WrittenToken,
PropertyId = currentState.CurrentPropertyId
});
currentState.State = ContinuationState.ReadPropertyName;
continue;
case ContinuationState.ReadValue:
ReadJsonValue();
currentState = _continuationState.Pop();
break;
}
}
}
public bool Read()
{
if (_continuationState.Count == 0)
{
return(false); //nothing to do
}
var currentState = _continuationState.Pop();
while (true)
{
switch (currentState.State)
{
case ContinuationState.ReadObjectDocument:
if (_reader.Read() == false)
{
_continuationState.Push(currentState);
return(false);
}
currentState.State = ContinuationState.ReadObject;
continue;
case ContinuationState.ReadArrayDocument:
if (_reader.Read() == false)
{
_continuationState.Push(currentState);
return(false);
}
var fakeFieldName = _context.GetLazyStringForFieldWithCaching("_");
var propIndex = _context.CachedProperties.GetPropertyId(fakeFieldName);
currentState.CurrentPropertyId = propIndex;
currentState.MaxPropertyId = propIndex;
currentState.FirstWrite = _position;
currentState.Properties = new List <PropertyTag>
{
new PropertyTag
{
PropertyId = propIndex
}
};
currentState.State = ContinuationState.CompleteDocumentArray;
_continuationState.Push(currentState);
currentState = new BuildingState
{
State = ContinuationState.ReadArray
};
continue;
case ContinuationState.CompleteDocumentArray:
currentState.Properties[0].Type = (byte)_writeToken.WrittenToken;
currentState.Properties[0].Position = _writeToken.ValuePos;
// Register property position, name id (PropertyId) and type (object type and metadata)
_writeToken = FinalizeObjectWrite(currentState.Properties, currentState.FirstWrite, currentState.MaxPropertyId);
return(true);
case ContinuationState.ReadObject:
if (_state.CurrentTokenType != JsonParserToken.StartObject)
{
throw new InvalidDataException("Expected start of object, but got " + _state.CurrentTokenType);
}
currentState.State = ContinuationState.ReadPropertyName;
currentState.Properties = new List <PropertyTag>();
currentState.FirstWrite = _position;
continue;
case ContinuationState.ReadArray:
if (_state.CurrentTokenType != JsonParserToken.StartArray)
{
throw new InvalidDataException("Expected start of array, but got " + _state.CurrentTokenType);
}
currentState.Types = new List <BlittableJsonToken>();
currentState.Positions = new List <int>();
currentState.State = ContinuationState.ReadArrayValue;
continue;
case ContinuationState.ReadArrayValue:
if (_reader.Read() == false)
{
_continuationState.Push(currentState);
return(false);
}
if (_state.CurrentTokenType == JsonParserToken.EndArray)
{
currentState.State = ContinuationState.CompleteArray;
continue;
}
currentState.State = ContinuationState.CompleteArrayValue;
_continuationState.Push(currentState);
currentState = new BuildingState
{
State = ContinuationState.ReadValue
};
continue;
case ContinuationState.CompleteArrayValue:
currentState.Types.Add(_writeToken.WrittenToken);
currentState.Positions.Add(_writeToken.ValuePos);
currentState.State = ContinuationState.ReadArrayValue;
continue;
case ContinuationState.CompleteArray:
var arrayInfoStart = _position;
var arrayToken = BlittableJsonToken.StartArray;
_position += WriteVariableSizeInt(currentState.Positions.Count);
if (currentState.Positions.Count == 0)
{
arrayToken |= BlittableJsonToken.OffsetSizeByte;
_writeToken = new WriteToken
{
ValuePos = arrayInfoStart,
WrittenToken = arrayToken
};
}
else
{
var distanceFromFirstItem = arrayInfoStart - currentState.Positions[0];
var distanceTypeSize = SetOffsetSizeFlag(ref arrayToken, distanceFromFirstItem);
for (var i = 0; i < currentState.Positions.Count; i++)
{
WriteNumber(arrayInfoStart - currentState.Positions[i], distanceTypeSize);
_position += distanceTypeSize;
_stream.WriteByte((byte)currentState.Types[i]);
_position++;
}
_writeToken = new WriteToken
{
ValuePos = arrayInfoStart,
WrittenToken = arrayToken
};
}
currentState = _continuationState.Pop();
continue;
case ContinuationState.ReadPropertyName:
if (_reader.Read() == false)
{
_continuationState.Push(currentState);
return(false);
}
if (_state.CurrentTokenType == JsonParserToken.EndObject)
{
_writeToken = FinalizeObjectWrite(currentState.Properties, currentState.FirstWrite,
currentState.MaxPropertyId);
if (_continuationState.Count == 0)
{
return(true);
}
currentState = _continuationState.Pop();
continue;
}
if (_state.CurrentTokenType != JsonParserToken.String)
{
throw new InvalidDataException("Expected property, but got " + _state.CurrentTokenType);
}
var property = CreateLazyStringValueFromParserState();
if (_state.EscapePositions.Count > 0)
{
property.EscapePositions = _state.EscapePositions.ToArray();
}
currentState.CurrentPropertyId = _context.CachedProperties.GetPropertyId(property);
currentState.MaxPropertyId = Math.Max(currentState.MaxPropertyId, currentState.CurrentPropertyId);
currentState.State = ContinuationState.ReadPropertyValue;
continue;
case ContinuationState.ReadPropertyValue:
if (_reader.Read() == false)
{
_continuationState.Push(currentState);
return(false);
}
currentState.State = ContinuationState.CompleteReadingPropertyValue;
_continuationState.Push(currentState);
currentState = new BuildingState
{
State = ContinuationState.ReadValue
};
continue;
case ContinuationState.CompleteReadingPropertyValue:
// Register property position, name id (PropertyId) and type (object type and metadata)
currentState.Properties.Add(new PropertyTag
{
Position = _writeToken.ValuePos,
Type = (byte)_writeToken.WrittenToken,
PropertyId = currentState.CurrentPropertyId
});
currentState.State = ContinuationState.ReadPropertyName;
continue;
case ContinuationState.ReadValue:
ReadJsonValue();
currentState = _continuationState.Pop();
break;
}
}
}
private void ReadJsonValue()
{
var start = _position;
switch (_state.CurrentTokenType)
{
case JsonParserToken.StartObject:
_continuationState.Push(new BuildingState
{
State = ContinuationState.ReadObject
});
return;
case JsonParserToken.StartArray:
_continuationState.Push(new BuildingState
{
State = ContinuationState.ReadArray
});
return;
case JsonParserToken.Integer:
_position += WriteVariableSizeLong(_state.Long);
_writeToken = new WriteToken
{
ValuePos = start,
WrittenToken = BlittableJsonToken.Integer
};
return;
case JsonParserToken.Float:
if ((_mode & UsageMode.ValidateDouble) == UsageMode.ValidateDouble)
{
_reader.ValidateFloat();
}
BlittableJsonToken ignored;
WriteStringFromReader(out ignored);
_writeToken = new WriteToken
{
ValuePos = start,
WrittenToken = BlittableJsonToken.Float
};
return;
case JsonParserToken.String:
BlittableJsonToken stringToken;
WriteStringFromReader(out stringToken);
_writeToken = new WriteToken
{
ValuePos = start,
WrittenToken = stringToken
};
return;
case JsonParserToken.True:
case JsonParserToken.False:
_stream.WriteByte(_state.CurrentTokenType == JsonParserToken.True ? (byte)1 : (byte)0);
_position++;
_writeToken = new WriteToken
{
ValuePos = start,
WrittenToken = BlittableJsonToken.Boolean
};
return;
case JsonParserToken.Null:
_stream.WriteByte(0);
_position++;
_writeToken = new WriteToken // nothing to do here, we handle that with the token
{
WrittenToken = BlittableJsonToken.Null,
ValuePos = start
};
return;
default:
throw new InvalidDataException("Expected a value, but got " + _state.CurrentTokenType);
}
}
private void ReusableMethod(WriteToken _)
{
// some complicated code
}
public Token GetToken()
{
State = LexicAnalyserState.Initial;
Value = HasNext ? Character.ToString() : "";
Token token = null;
while (HasNext && token == null)
{
switch (State)
{
case LexicAnalyserState.Initial:
HandleInitial();
break;
case LexicAnalyserState.NonTerminal:
token = new NonTerminalToken(Value);
CurrentIndex++;
break;
case LexicAnalyserState.Space:
token = new SpaceToken();
CurrentIndex++;
break;
case LexicAnalyserState.Terminal:
token = new TerminalToken(Value);
CurrentIndex++;
break;
case LexicAnalyserState.Empty:
token = new EmptyToken();
CurrentIndex++;
break;
case LexicAnalyserState.NewLine:
token = new NewLineToken(Value);
CurrentIndex++;
break;
case LexicAnalyserState.Identifier:
token = new IdentifierToken(Value);
CurrentIndex++;
break;
case LexicAnalyserState.Number:
token = new NumberToken(Value);
CurrentIndex++;
break;
case LexicAnalyserState.Var:
token = new VarToken();
CurrentIndex++;
break;
case LexicAnalyserState.Write:
token = new WriteToken();
CurrentIndex++;
break;
case LexicAnalyserState.Read:
token = new ReadToken();
CurrentIndex++;
break;
case LexicAnalyserState.If:
token = new IfToken();
CurrentIndex++;
break;
case LexicAnalyserState.End:
token = new EndToken();
CurrentIndex++;
break;
case LexicAnalyserState.Then:
token = new ThenToken();
CurrentIndex++;
break;
case LexicAnalyserState.Begin:
token = new BeginToken();
CurrentIndex++;
break;
case LexicAnalyserState.While:
token = new WhileToken();
CurrentIndex++;
break;
case LexicAnalyserState.Do:
token = new DoToken();
CurrentIndex++;
break;
case LexicAnalyserState.SemiColon:
token = new SemiColonToken();
CurrentIndex++;
break;
case LexicAnalyserState.OpenParentheses:
token = new OpenParenthesesToken();
CurrentIndex++;
break;
case LexicAnalyserState.CloseParentheses:
token = new CloseParenthesesToken();
CurrentIndex++;
break;
case LexicAnalyserState.Plus:
token = new PlusToken();
CurrentIndex++;
break;
case LexicAnalyserState.Sub:
token = new SubToken();
CurrentIndex++;
break;
case LexicAnalyserState.Great:
token = new GreatToken();
CurrentIndex++;
break;
case LexicAnalyserState.Less:
token = new LessToken();
CurrentIndex++;
break;
case LexicAnalyserState.Equal:
token = new EqualToken();
CurrentIndex++;
break;
case LexicAnalyserState.Repeat:
token = new RepeatToken();
CurrentIndex++;
break;
case LexicAnalyserState.Until:
token = new UntilToken();
CurrentIndex++;
break;
case LexicAnalyserState.Attribution:
token = new AttributionToken();
CurrentIndex++;
break;
case LexicAnalyserState.NotEqual:
token = new NotEqualToken();
CurrentIndex++;
break;
case LexicAnalyserState.GreatOrEqual:
token = new GreatOrEqualToken();
CurrentIndex++;
break;
case LexicAnalyserState.LessOrEqual:
token = new LessOrEqualToken();
CurrentIndex++;
break;
default:
throw new ArgumentOutOfRangeException();
}
}
return(token);
}
public void WriteArrayEnd()
{
var currentState = _continuationState.Pop();
switch (currentState.State)
{
case ContinuationState.ReadArrayDocument:
currentState.Properties[0] = new PropertyTag
{
Property = currentState.Properties[0].Property,
Type = (byte)_writeToken.WrittenToken,
Position = _writeToken.ValuePos
};
// Register property position, name id (PropertyId) and type (object type and metadata)
_writeToken = _writer.WriteObjectMetadata(currentState.Properties, currentState.FirstWrite, currentState.MaxPropertyId);
_continuationState.Push(currentState);
break;
case ContinuationState.ReadArray:
var arrayToken = BlittableJsonToken.StartArray;
var arrayInfoStart = _writer.WriteArrayMetadata(currentState.Positions, currentState.Types, ref arrayToken);
_writeToken = new WriteToken
{
ValuePos = arrayInfoStart,
WrittenToken = arrayToken
};
if (_continuationState.Count >= 1)
{
var outerState = _continuationState.Pop();
if (outerState.FirstWrite == -1)
{
outerState.FirstWrite = arrayInfoStart;
}
if (outerState.State == ContinuationState.ReadPropertyName ||
outerState.State == ContinuationState.ReadPropertyValue)
{
outerState.Properties.Add(new PropertyTag(
type: (byte)_writeToken.WrittenToken,
property: outerState.CurrentProperty,
position: _writeToken.ValuePos
));
outerState.State = ContinuationState.ReadPropertyName;
}
else if (outerState.State == ContinuationState.ReadArray)
{
outerState.Types.Add(_writeToken.WrittenToken);
outerState.Positions.Add(_writeToken.ValuePos);
}
else if (outerState.State == ContinuationState.ReadArrayDocument)
{
outerState.Properties[0] = new PropertyTag(
type: (byte)_writeToken.WrittenToken,
property: outerState.Properties[0].Property,
position: _writeToken.ValuePos
);
// Register property position, name id (PropertyId) and type (object type and metadata)
_writeToken = _writer.WriteObjectMetadata(outerState.Properties, outerState.FirstWrite, outerState.MaxPropertyId);
}
else
{
ThrowIllegalStateException(outerState.State, "ReadEndArray");
}
_continuationState.Push(outerState);
}
break;
default:
ThrowIllegalStateException(currentState.State, "ReadEndArray");
break;
}
}
public void Renew()
{
_writeToken = default(WriteToken);
_continuationState.Clear();
}
public void WriteObjectEnd()
{
var currentState = _continuationState.Pop();
long start = 0;
start = _writer.Position;
switch (currentState.State)
{
case ContinuationState.ReadPropertyName:
case ContinuationState.ReadPropertyValue:
{
_writeToken = _writer.WriteObjectMetadata(currentState.Properties, currentState.FirstWrite,
currentState.MaxPropertyId);
// here we know that the last itme in the stack is the keep the last ReadObjectDocument
if (_continuationState.Count > 1)
{
var outerState = _continuationState.Pop();
if (outerState.State == ContinuationState.ReadArray)
{
outerState.Types.Add(_writeToken.WrittenToken);
outerState.Positions.Add(_writeToken.ValuePos);
}
else
{
outerState.Properties.Add(new PropertyTag(
type: (byte)_writeToken.WrittenToken,
property: outerState.CurrentProperty,
position: _writeToken.ValuePos
));
}
if (outerState.FirstWrite == -1)
{
outerState.FirstWrite = start;
}
_continuationState.Push(outerState);
}
}
break;
case ContinuationState.ReadArray:
{
_writeToken = _writer.WriteObjectMetadata(currentState.Properties, currentState.FirstWrite,
currentState.MaxPropertyId);
if (_continuationState.Count > 1)
{
var outerState = _continuationState.Count > 0 ? _continuationState.Pop() : currentState;
if (outerState.FirstWrite == -1)
{
outerState.FirstWrite = start;
}
_continuationState.Push(outerState);
}
currentState.Types.Add(_writeToken.WrittenToken);
currentState.Positions.Add(_writeToken.ValuePos);
_continuationState.Push(currentState);
}
break;
case ContinuationState.ReadObjectDocument:
{
currentState.Properties.Add(new PropertyTag
{
Position = _writeToken.ValuePos,
Type = (byte)_writeToken.WrittenToken,
Property = currentState.CurrentProperty
});
if (currentState.FirstWrite == -1)
{
currentState.FirstWrite = start;
}
_writeToken = _writer.WriteObjectMetadata(currentState.Properties, currentState.FirstWrite,
currentState.MaxPropertyId);
}
break;
default:
ThrowIllegalStateException(currentState.State, "ReadEndObject");
break;
}
}
