// private static methods
private static byte[] GetChunkBytes(BsonChunk chunk)
{
if (chunk == null)
{
throw new ArgumentNullException("chunk");
}
return(chunk.Bytes);
}
/// <summary>
/// Releases unmanaged and - optionally - managed resources.
/// </summary>
/// <param name="disposing"><c>true</c> to release both managed and unmanaged resources; <c>false</c> to release only unmanaged resources.</param>
protected override void Dispose(bool disposing)
{
if (!Disposed)
{
if (disposing)
{
if (_chunk != null)
{
_chunk.DecrementReferenceCount();
_chunk = null;
}
}
}
base.Dispose(disposing);
}
/// <summary>
/// Releases a chunk.
/// </summary>
/// <param name="chunk">The chunk.</param>
internal void ReleaseChunk(BsonChunk chunk)
{
if (chunk.ReferenceCount != 0)
{
new BsonInternalException("A chunk is being returned to the pool and the reference count is not zero.");
}
lock (_lock)
{
if (_chunks.Count < _maxPoolSize)
{
_chunks.Push(chunk);
}
// otherwise just let it get garbage collected
}
}
// private static methods
private static byte[] GetChunkBytes(BsonChunk chunk)
{
if (chunk == null)
{
throw new ArgumentNullException("chunk");
}
return chunk.Bytes;
}
// constructors
/// <summary>
/// Initializes a new instance of the <see cref="SingleChunkBuffer"/> class.
/// </summary>
/// <param name="chunk">The chunk.</param>
/// <param name="sliceOffset">The slice offset.</param>
/// <param name="length">The length.</param>
/// <param name="isReadOnly">Whether the buffer is read only.</param>
public SingleChunkBuffer(BsonChunk chunk, int sliceOffset, int length, bool isReadOnly)
: base(GetChunkBytes(chunk), sliceOffset, length, isReadOnly)
{
_chunk = chunk;
chunk.IncrementReferenceCount();
}
// constructors
/// <summary>
/// Initializes a new instance of the <see cref="SingleChunkBuffer"/> class.
/// </summary>
/// <param name="chunk">The chunk.</param>
/// <param name="sliceOffset">The slice offset.</param>
/// <param name="length">The length.</param>
/// <param name="isReadOnly">Whether the buffer is read only.</param>
public SingleChunkBuffer(BsonChunk chunk, int sliceOffset, int length, bool isReadOnly)
: base(GetChunkBytes(chunk), sliceOffset, length, isReadOnly)
{
_chunk = chunk;
chunk.IncrementReferenceCount();
}
/// <summary>
/// Releases a chunk.
/// </summary>
/// <param name="chunk">The chunk.</param>
internal void ReleaseChunk(BsonChunk chunk)
{
if (chunk.ReferenceCount != 0)
{
new BsonInternalException("A chunk is being returned to the pool and the reference count is not zero.");
}
lock (_lock)
{
if (_chunks.Count < _maxPoolSize)
{
_chunks.Push(chunk);
}
// otherwise just let it get garbage collected
}
}
/// <summary>
/// Releases unmanaged and - optionally - managed resources.
/// </summary>
/// <param name="disposing"><c>true</c> to release both managed and unmanaged resources; <c>false</c> to release only unmanaged resources.</param>
protected override void Dispose(bool disposing)
{
if (!Disposed)
{
if (disposing)
{
if (_chunk != null)
{
_chunk.DecrementReferenceCount();
_chunk = null;
}
}
}
base.Dispose(disposing);
}