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// Licensed to the Apache Software Foundation(ASF) under one
// or more contributor license agreements.See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership.The ASF licenses this file
// to you under the Apache License, Version 2.0 (the
// "License"); you may not use this file except in compliance
// with the License. You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied. See the License for the
// specific language governing permissions and limitations
// under the License.
using System.IO;
using System.Threading;
using System.Threading.Tasks;
namespace Thrift.Transports.Client
{
// ReSharper disable once InconsistentNaming
public class TMemoryBufferClientTransport : TClientTransport
{
private readonly MemoryStream _byteStream;
private bool _isDisposed;
public TMemoryBufferClientTransport()
{
_byteStream = new MemoryStream();
}
public TMemoryBufferClientTransport(byte[] buf)
{
_byteStream = new MemoryStream(buf);
}
public override bool IsOpen => true;
public override async Task OpenAsync(CancellationToken cancellationToken)
{
if (cancellationToken.IsCancellationRequested)
{
await Task.FromCanceled(cancellationToken);
}
}
public override void Close()
{
/** do nothing **/
}
public override async Task<int> ReadAsync(byte[] buffer, int offset, int length,
CancellationToken cancellationToken)
{
return await _byteStream.ReadAsync(buffer, offset, length, cancellationToken);
}
public override async Task WriteAsync(byte[] buffer, CancellationToken cancellationToken)
{
await _byteStream.WriteAsync(buffer, 0, buffer.Length, cancellationToken);
}
public override async Task WriteAsync(byte[] buffer, int offset, int length, CancellationToken cancellationToken)
{
await _byteStream.WriteAsync(buffer, offset, length, cancellationToken);
}
public override async Task FlushAsync(CancellationToken cancellationToken)
{
if (cancellationToken.IsCancellationRequested)
{
await Task.FromCanceled(cancellationToken);
}
}
public byte[] GetBuffer()
{
return _byteStream.ToArray();
}
// IDisposable
protected override void Dispose(bool disposing)
{
if (!_isDisposed)
{
if (disposing)
{
_byteStream?.Dispose();
}
}
_isDisposed = true;
}
}
}
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