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a02ba24006
Follows https://codereview.chromium.org/1911823002/ but fixes includes that were messed up there. Change-Id: Ic4bad7d095ee6f5a1c9f8ca2d11ac9e67d55a626 Reviewed-on: https://chromium-review.googlesource.com/340497 Reviewed-by: Robert Sesek <rsesek@chromium.org>
77 lines
2.6 KiB
C++
77 lines
2.6 KiB
C++
// Copyright 2016 The Crashpad Authors. All rights reserved.
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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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// http://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 CRASHPAD_HANDLER_PRUNE_CRASH_REPORTS_THREAD_H_
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#define CRASHPAD_HANDLER_PRUNE_CRASH_REPORTS_THREAD_H_
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#include <memory>
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#include "base/macros.h"
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#include "util/thread/worker_thread.h"
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namespace crashpad {
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class CrashReportDatabase;
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class PruneCondition;
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//! \brief A thread that periodically prunes crash reports from the database
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//! using the specified condition.
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//!
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//! After the thread is started, the database is pruned using the condition
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//! every 24 hours. Upon calling Start(), the thread waits 10 minutes before
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//! performing the initial prune operation.
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class PruneCrashReportThread : public WorkerThread::Delegate {
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public:
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//! \brief Constructs a new object.
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//!
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//! \param[in] database The database to prune crash reports from.
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//! \param[in] condition The condition used to evaluate crash reports for
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//! pruning.
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PruneCrashReportThread(CrashReportDatabase* database,
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std::unique_ptr<PruneCondition> condition);
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~PruneCrashReportThread();
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//! \brief Starts a dedicated pruning thread.
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//!
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//! The thread waits before running the initial prune, so as to not interfere
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//! with any startup-related IO performed by the client.
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//!
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//! This method may only be be called on a newly-constructed object or after
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//! a call to Stop().
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void Start();
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//! \brief Stops the pruning thread.
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//!
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//! This method must only be called after Start(). If Start() has been called,
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//! this method must be called before destroying an object of this class.
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//!
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//! This method may be called from any thread other than the pruning thread.
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//! It is expected to only be called from the same thread that called Start().
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void Stop();
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private:
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// WorkerThread::Delegate:
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void DoWork(const WorkerThread* thread) override;
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WorkerThread thread_;
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std::unique_ptr<PruneCondition> condition_;
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CrashReportDatabase* database_; // weak
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DISALLOW_COPY_AND_ASSIGN(PruneCrashReportThread);
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};
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} // namespace crashpad
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#endif // CRASHPAD_HANDLER_PRUNE_CRASH_REPORTS_THREAD_H_
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