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// Copyright 2011 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "net/proxy_resolution/network_delegate_error_observer.h"
#include "base/functional/bind.h"
#include "base/location.h"
#include "base/memory/raw_ptr.h"
#include "base/task/single_thread_task_runner.h"
#include "net/base/net_errors.h"
#include "net/base/network_delegate.h"
namespace net {
// NetworkDelegateErrorObserver::Core -----------------------------------------
class NetworkDelegateErrorObserver::Core
: public base::RefCountedThreadSafe<NetworkDelegateErrorObserver::Core> {
public:
Core(NetworkDelegate* network_delegate,
base::SingleThreadTaskRunner* origin_runner);
Core(const Core&) = delete;
Core& operator=(const Core&) = delete;
void NotifyPACScriptError(int line_number, const std::u16string& error);
void Shutdown();
private:
friend class base::RefCountedThreadSafe<NetworkDelegateErrorObserver::Core>;
virtual ~Core();
raw_ptr<NetworkDelegate> network_delegate_;
scoped_refptr<base::SingleThreadTaskRunner> origin_runner_;
};
NetworkDelegateErrorObserver::Core::Core(
NetworkDelegate* network_delegate,
base::SingleThreadTaskRunner* origin_runner)
: network_delegate_(network_delegate), origin_runner_(origin_runner) {
DCHECK(origin_runner);
}
NetworkDelegateErrorObserver::Core::~Core() = default;
void NetworkDelegateErrorObserver::Core::NotifyPACScriptError(
int line_number,
const std::u16string& error) {
if (!origin_runner_->BelongsToCurrentThread()) {
origin_runner_->PostTask(
FROM_HERE,
base::BindOnce(&Core::NotifyPACScriptError, this, line_number, error));
return;
}
if (network_delegate_)
network_delegate_->NotifyPACScriptError(line_number, error);
}
void NetworkDelegateErrorObserver::Core::Shutdown() {
CHECK(origin_runner_->BelongsToCurrentThread());
network_delegate_ = nullptr;
}
// NetworkDelegateErrorObserver -----------------------------------------------
NetworkDelegateErrorObserver::NetworkDelegateErrorObserver(
NetworkDelegate* network_delegate,
base::SingleThreadTaskRunner* origin_runner)
: core_(base::MakeRefCounted<Core>(network_delegate, origin_runner)) {}
NetworkDelegateErrorObserver::~NetworkDelegateErrorObserver() {
core_->Shutdown();
}
// static
std::unique_ptr<ProxyResolverErrorObserver>
NetworkDelegateErrorObserver::Create(
NetworkDelegate* network_delegate,
const scoped_refptr<base::SingleThreadTaskRunner>& origin_runner) {
return std::make_unique<NetworkDelegateErrorObserver>(network_delegate,
origin_runner.get());
}
void NetworkDelegateErrorObserver::OnPACScriptError(
int line_number,
const std::u16string& error) {
core_->NotifyPACScriptError(line_number, error);
}
} // namespace net
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