public CharWriteBuffer(Stream stream, Encoding encoding, int initialSize = defaultInitialSize)
{
this.stream = new StreamWriter(stream, encoding);
this.bufferOwner = BufferArrayPool <char> .Rent(initialSize);
this.buffer = bufferOwner;
this.position = 0;
this.streamWritten = 0;
}
public CharWriteBuffer(int initialSize)
{
this.stream = null;
this.bufferOwner = BufferArrayPool <char> .Rent(initialSize);
this.buffer = bufferOwner;
this.position = 0;
this.streamWritten = 0;
}
public ByteWriter(int initialSize, Encoding encoding = null)
{
this.fromPool = true;
this.bufferOwner = BufferArrayPool <byte> .Rent(initialSize);
this.buffer = bufferOwner;
this.encoding = encoding ?? defaultEncoding;
this.position = 0;
this.length = buffer.Length;
}
public CharReader(Stream stream, Encoding encoding)
{
this.stream = new StreamReader(stream, encoding);
this.streamBufferOwner = BufferArrayPool <char> .Rent(initialStreamBufferSize);
this.streamBuffer = this.streamBufferOwner;
this.buffer = this.streamBuffer;
this.bufferPosition = 0;
this.bufferLength = 0;
this.segmentStart = -1;
}
private void EnsureBufferSize(int additionalSize)
{
if (position + additionalSize <= buffer.Length)
{
return;
}
if (bufferOwner == null)
{
bufferOwner = BufferArrayPool <char> .Rent(defaultInitialSize);
buffer = bufferOwner;
if (position + additionalSize < buffer.Length)
{
return;
}
}
if (position > 0 && stream != null)
{
#if NETSTANDARD2_0
stream.WriteToSpan(buffer.Slice(0, position));
#else
stream.Write(buffer.Slice(0, position));
#endif
streamWritten += position;
position = 0;
if (position + additionalSize < buffer.Length)
{
return;
}
}
var minSize = position + additionalSize;
BufferArrayPool <char> .Grow(ref bufferOwner, minSize);
buffer = bufferOwner;
}
