naiveproxy/net/proxy/network_delegate_error_observer.cc
2018-01-28 13:32:06 -05:00

94 lines
2.8 KiB
C++

// Copyright (c) 2011 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 "net/proxy/network_delegate_error_observer.h"
#include "base/bind.h"
#include "base/location.h"
#include "base/macros.h"
#include "base/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);
void NotifyPACScriptError(int line_number, const base::string16& error);
void Shutdown();
private:
friend class base::RefCountedThreadSafe<NetworkDelegateErrorObserver::Core>;
virtual ~Core();
NetworkDelegate* network_delegate_;
scoped_refptr<base::SingleThreadTaskRunner> origin_runner_;
DISALLOW_COPY_AND_ASSIGN(Core);
};
NetworkDelegateErrorObserver::Core::Core(
NetworkDelegate* network_delegate,
base::SingleThreadTaskRunner* origin_runner)
: network_delegate_(network_delegate), origin_runner_(origin_runner) {
DCHECK(origin_runner);
}
NetworkDelegateErrorObserver::Core::~Core() {}
void NetworkDelegateErrorObserver::Core::NotifyPACScriptError(
int line_number,
const base::string16& error) {
if (!origin_runner_->BelongsToCurrentThread()) {
origin_runner_->PostTask(FROM_HERE, base::Bind(&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_ = NULL;
}
// NetworkDelegateErrorObserver -----------------------------------------------
NetworkDelegateErrorObserver::NetworkDelegateErrorObserver(
NetworkDelegate* network_delegate,
base::SingleThreadTaskRunner* origin_runner)
: core_(new 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 base::string16& error) {
core_->NotifyPACScriptError(line_number, error);
}
} // namespace net