50 lines
1.7 KiB
C++
50 lines
1.7 KiB
C++
// Copyright 2014 Google Inc. All rights reserved.
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//
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file or at
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// https://developers.google.com/open-source/licenses/bsd
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#ifndef MEDIA_BASE_CLOSURE_THREAD_H_
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#define MEDIA_BASE_CLOSURE_THREAD_H_
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#include "packager/base/callback.h"
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#include "packager/base/threading/simple_thread.h"
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namespace edash_packager {
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namespace media {
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/// Class for creating a thread which invokes a closure.
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/// Start() starts the thread and invokes the given closure inside the thread.
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///
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/// NOTE: It is invalid to destroy a ClosureThread without Start() having been
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/// called (and a thread never created).
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///
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/// Thread Safety: A ClosureThread is not completely thread safe. It is safe to
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/// access it from the creating thread or from the newly created thread. This
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/// implies that the creator thread should be the thread that calls Join.
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class ClosureThread : public base::SimpleThread {
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public:
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/// Create a ClosureThread. The thread will not be created until Start() is
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/// called.
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/// @param name_prefix is the thread name prefix. Every thread has a name,
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/// in the form of @a name_prefix/TID, for example "my_thread/321".
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/// @param task is the Closure to run in the thread.
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explicit ClosureThread(const std::string& name_prefix,
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const base::Closure& task);
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/// The destructor calls Join automatically if it is not yet joined.
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~ClosureThread() override;
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protected:
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/// SimpleThread implementation overrides.
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void Run() override;
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private:
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const base::Closure task_;
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};
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} // namespace media
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} // namespace edash_packager
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#endif // MEDIA_BASE_CLOSURE_THREAD_H_
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