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// Copyright 2014 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.
#include "cc/test/ordered_simple_task_runner.h"
#include <algorithm>
#include <deque>
#include "base/logging.h"
namespace {
bool TestPendingTaskComparator(const base::TestPendingTask& lhs,
const base::TestPendingTask& rhs) {
return lhs.ShouldRunBefore(rhs);
}
}
namespace cc {
OrderedSimpleTaskRunner::OrderedSimpleTaskRunner() {}
OrderedSimpleTaskRunner::~OrderedSimpleTaskRunner() {}
void OrderedSimpleTaskRunner::RunPendingTasks() {
DCHECK(thread_checker_.CalledOnValidThread());
// Swap with a local variable to avoid re-entrancy problems.
std::deque<base::TestPendingTask> tasks_to_run;
tasks_to_run.swap(pending_tasks_);
std::stable_sort(tasks_to_run.begin(),
tasks_to_run.end(),
TestPendingTaskComparator);
for (std::deque<base::TestPendingTask>::iterator it = tasks_to_run.begin();
it != tasks_to_run.end(); ++it) {
it->task.Run();
}
}
} // namespace cc
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