Index: blimp/net/blimp_message_output_buffer.h |
diff --git a/blimp/net/blimp_message_output_buffer.h b/blimp/net/blimp_message_output_buffer.h |
deleted file mode 100644 |
index e5895d490fdf1237b5905896f7258af5f98bace6..0000000000000000000000000000000000000000 |
--- a/blimp/net/blimp_message_output_buffer.h |
+++ /dev/null |
@@ -1,101 +0,0 @@ |
-// Copyright 2015 The Chromium Authors. All rights reserved. |
-// Use of this source code is governed by a BSD-style license that can be |
-// found in the LICENSE file. |
- |
-#ifndef BLIMP_NET_BLIMP_MESSAGE_OUTPUT_BUFFER_H_ |
-#define BLIMP_NET_BLIMP_MESSAGE_OUTPUT_BUFFER_H_ |
- |
-#include <stdint.h> |
- |
-#include <list> |
-#include <queue> |
-#include <utility> |
- |
-#include "base/macros.h" |
-#include "blimp/net/blimp_message_checkpoint_observer.h" |
-#include "blimp/net/blimp_message_processor.h" |
-#include "blimp/net/blimp_net_export.h" |
-#include "net/base/completion_callback.h" |
- |
-namespace blimp { |
- |
-// Provides a FIFO buffer for reliable, ordered message delivery. |
-// Messages are retained for redelivery until they are acknowledged by the |
-// receiving end (via BlimpMessageCheckpointObserver). |
-// Messages can be paired with callbacks that are invoked on successful |
-// message acknowledgment. |
-// (Redelivery will be used in a future CL to implement Fast Recovery |
-// of dropped connections.) |
-// BlimpMessageOutputBuffer is created on the UI thread, and then used and |
-// destroyed on the IO thread. |
-class BLIMP_NET_EXPORT BlimpMessageOutputBuffer |
- : public BlimpMessageProcessor, |
- public BlimpMessageCheckpointObserver { |
- public: |
- explicit BlimpMessageOutputBuffer(int max_buffer_size_bytes); |
- ~BlimpMessageOutputBuffer() override; |
- |
- // Sets the processor that will be used for writing buffered messages. |
- void SetOutputProcessor(BlimpMessageProcessor* processor); |
- |
- // Marks all messages in buffer for retransmission. |
- void RetransmitBufferedMessages(); |
- |
- // BlimpMessageProcessor implementation. |
- // |callback|, if set, will be called once the remote end has acknowledged the |
- // receipt of |message|. |
- void ProcessMessage(std::unique_ptr<BlimpMessage> message, |
- const net::CompletionCallback& callback) override; |
- |
- // MessageCheckpointObserver implementation. |
- void OnMessageCheckpoint(int64_t message_id) override; |
- |
- int GetBufferByteSizeForTest() const; |
- int GetUnacknowledgedMessageCountForTest() const; |
- |
- private: |
- struct BufferEntry { |
- BufferEntry(std::unique_ptr<BlimpMessage> message, |
- net::CompletionCallback callback); |
- ~BufferEntry(); |
- |
- const std::unique_ptr<BlimpMessage> message; |
- const net::CompletionCallback callback; |
- }; |
- |
- typedef std::list<std::unique_ptr<BufferEntry>> MessageBuffer; |
- |
- // Writes the next message in the buffer if an output processor is attached |
- // and the buffer contains a message. |
- void WriteNextMessageIfReady(); |
- |
- // Receives the completion status of a write operation. |
- void OnWriteComplete(int result); |
- |
- BlimpMessageProcessor* output_processor_ = nullptr; |
- net::CancelableCompletionCallback write_complete_cb_; |
- |
- // Maximum serialized footprint of buffered messages. |
- int max_buffer_size_bytes_; |
- |
- // Serialized footprint of the messages contained in the write and ack |
- // buffers. |
- int current_buffer_size_bytes_ = 0; |
- |
- // The ID used by the last outgoing message. |
- int64_t prev_message_id_ = 0; |
- |
- // List of unsent messages. |
- MessageBuffer write_buffer_; |
- |
- // List of messages that are sent and awaiting acknowledgment. |
- // The messages in |ack_buffer_| are contiguous with the messages in |
- // |write_buffer_|. |
- MessageBuffer ack_buffer_; |
- |
- DISALLOW_COPY_AND_ASSIGN(BlimpMessageOutputBuffer); |
-}; |
- |
-} // namespace blimp |
- |
-#endif // BLIMP_NET_BLIMP_MESSAGE_OUTPUT_BUFFER_H_ |