mirror of
https://github.com/kidfromjupiter/nearby.git
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Alexey Polyudov
de31c27947
Signed-off-by: Alexey Polyudov <apolyudov@google.com> Change-Id: I85d490e448375aa4eb7b09680757c02fff1420b4
46 lines
1.5 KiB
C++
46 lines
1.5 KiB
C++
// Copyright 2020 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_API_INPUT_STREAM_H_
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#define PLATFORM_API_INPUT_STREAM_H_
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#include <cstdint>
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#include "platform/byte_array.h"
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#include "platform/exception.h"
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#include "platform/ptr.h"
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namespace location {
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namespace nearby {
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// An InputStream represents an input stream of bytes.
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//
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// https://docs.oracle.com/javase/8/docs/api/java/io/InputStream.html
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class InputStream {
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public:
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virtual ~InputStream() {}
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// The returned ConstPtr will be owned (and destroyed) by the caller.
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virtual ExceptionOr<ConstPtr<ByteArray>> read() = 0; // throws Exception::IO
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// The returned ConstPtr will be owned (and destroyed) by the caller.
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virtual ExceptionOr<ConstPtr<ByteArray>> read(
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std::int64_t size) = 0; // throws Exception::IO
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virtual Exception::Value close() = 0; // throws Exception::IO
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};
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} // namespace nearby
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} // namespace location
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#endif // PLATFORM_API_INPUT_STREAM_H_
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