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// Copyright (c) 2010 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 "chrome/browser/sync/notifier/chrome_system_resources.h"
#include <cstdlib>
#include <string>
#include "base/logging.h"
#include "base/message_loop.h"
#include "base/stl_util-inl.h"
#include "base/string_util.h"
#include "chrome/browser/sync/notifier/invalidation_util.h"
namespace sync_notifier {
ChromeSystemResources::ChromeSystemResources() {
DCHECK(non_thread_safe_.CalledOnValidThread());
}
ChromeSystemResources::~ChromeSystemResources() {
DCHECK(non_thread_safe_.CalledOnValidThread());
StopScheduler();
}
invalidation::Time ChromeSystemResources::current_time() {
DCHECK(non_thread_safe_.CalledOnValidThread());
return base::Time::Now();
}
void ChromeSystemResources::StartScheduler() {
DCHECK(non_thread_safe_.CalledOnValidThread());
scoped_runnable_method_factory_.reset(
new ScopedRunnableMethodFactory<ChromeSystemResources>(this));
}
void ChromeSystemResources::StopScheduler() {
DCHECK(non_thread_safe_.CalledOnValidThread());
scoped_runnable_method_factory_.reset();
STLDeleteElements(&posted_tasks_);
}
void ChromeSystemResources::ScheduleWithDelay(
invalidation::TimeDelta delay,
invalidation::Closure* task) {
DCHECK(non_thread_safe_.CalledOnValidThread());
Task* task_to_post = MakeTaskToPost(task);
if (!task_to_post) {
return;
}
MessageLoop::current()->PostDelayedTask(
FROM_HERE, task_to_post, delay.InMillisecondsRoundedUp());
}
void ChromeSystemResources::ScheduleImmediately(
invalidation::Closure* task) {
DCHECK(non_thread_safe_.CalledOnValidThread());
Task* task_to_post = MakeTaskToPost(task);
if (!task_to_post) {
return;
}
MessageLoop::current()->PostTask(FROM_HERE, task_to_post);
}
void ChromeSystemResources::Log(
LogLevel level, const char* file, int line,
const char* format, ...) {
DCHECK(non_thread_safe_.CalledOnValidThread());
va_list ap;
va_start(ap, format);
std::string result;
StringAppendV(&result, format, ap);
logging::LogMessage(file, line).stream() << result;
va_end(ap);
}
Task* ChromeSystemResources::MakeTaskToPost(
invalidation::Closure* task) {
DCHECK(non_thread_safe_.CalledOnValidThread());
DCHECK(invalidation::IsCallbackRepeatable(task));
if (!scoped_runnable_method_factory_.get()) {
delete task;
return NULL;
}
posted_tasks_.insert(task);
Task* task_to_post =
scoped_runnable_method_factory_->NewRunnableMethod(
&ChromeSystemResources::RunPostedTask, task);
return task_to_post;
}
void ChromeSystemResources::RunPostedTask(invalidation::Closure* task) {
DCHECK(non_thread_safe_.CalledOnValidThread());
RunAndDeleteClosure(task);
posted_tasks_.erase(task);
}
} // namespace sync_notifier
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