mirror of
https://github.com/kidfromjupiter/nearby.git
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53 lines
1.6 KiB
C++
53 lines
1.6 KiB
C++
// Copyright 2024 Google LLC
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// https://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#ifndef PLATFORM_PUBLIC_BLOCKING_QUEUE_STREAM_H_
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#define PLATFORM_PUBLIC_BLOCKING_QUEUE_STREAM_H_
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#include <cstdint>
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#include "internal/platform/array_blocking_queue.h"
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#include "internal/platform/byte_array.h"
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#include "internal/platform/exception.h"
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#include "internal/platform/feature_flags.h"
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#include "internal/platform/input_stream.h"
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#include "internal/platform/mutex.h"
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namespace nearby {
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class BlockingQueueStream : public InputStream {
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public:
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BlockingQueueStream();
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~BlockingQueueStream() override = default;
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ExceptionOr<ByteArray> Read(std::int64_t size) override;
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void Write(const ByteArray& bytes);
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Exception Close() override;
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bool IsWriting() const {
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return is_writing_;
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}
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private:
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mutable Mutex mutex_;
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ArrayBlockingQueue<ByteArray> blocking_queue_{FeatureFlags::GetInstance()
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.GetFlags()
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.blocking_queue_stream_queue_capacity};
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ByteArray queue_end_{0};
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bool is_writing_ = false;
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bool is_closed_ = false;
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};
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} // namespace nearby
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#endif // #ifndef PLATFORM_PUBLIC_BLOCKING_QUEUE_STREAM_H_
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