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- // Copyright 2015 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.
- #ifndef SERVICES_PROXY_RESOLVER_MOJO_PROXY_RESOLVER_V8_TRACING_BINDINGS_H_
- #define SERVICES_PROXY_RESOLVER_MOJO_PROXY_RESOLVER_V8_TRACING_BINDINGS_H_
- #include <memory>
- #include <string>
- #include <utility>
- #include "base/check.h"
- #include "base/memory/raw_ptr.h"
- #include "base/strings/utf_string_conversions.h"
- #include "base/threading/thread_checker.h"
- #include "net/base/address_family.h"
- #include "net/base/host_port_pair.h"
- #include "net/base/network_isolation_key.h"
- #include "net/log/net_log_with_source.h"
- #include "net/proxy_resolution/proxy_resolve_dns_operation.h"
- #include "services/proxy_resolver/host_resolver_mojo.h"
- #include "services/proxy_resolver/proxy_host_resolver.h"
- #include "services/proxy_resolver/proxy_resolver_v8_tracing.h"
- #include "services/proxy_resolver/public/mojom/proxy_resolver.mojom.h"
- namespace proxy_resolver {
- // An implementation of ProxyResolverV8Tracing::Bindings that forwards requests
- // onto a Client mojo interface. Alert() and OnError() may be called from any
- // thread; when they are called from another thread, the calls are proxied to
- // the origin task runner. GetHostResolver() and GetNetLogWithSource() may only
- // be called from the origin task runner.
- template <typename Client>
- class MojoProxyResolverV8TracingBindings
- : public ProxyResolverV8Tracing::Bindings,
- public HostResolverMojo::Impl {
- public:
- explicit MojoProxyResolverV8TracingBindings(Client* client)
- : client_(client), host_resolver_(this) {
- DCHECK(client_);
- }
- // ProxyResolverV8Tracing::Bindings overrides.
- void Alert(const std::u16string& message) override {
- DCHECK(thread_checker_.CalledOnValidThread());
- client_->Alert(base::UTF16ToUTF8(message));
- }
- void OnError(int line_number, const std::u16string& message) override {
- DCHECK(thread_checker_.CalledOnValidThread());
- client_->OnError(line_number, base::UTF16ToUTF8(message));
- }
- ProxyHostResolver* GetHostResolver() override {
- DCHECK(thread_checker_.CalledOnValidThread());
- return &host_resolver_;
- }
- net::NetLogWithSource GetNetLogWithSource() override {
- DCHECK(thread_checker_.CalledOnValidThread());
- return net::NetLogWithSource();
- }
- private:
- // HostResolverMojo::Impl override.
- void ResolveDns(
- const std::string& hostname,
- net::ProxyResolveDnsOperation operation,
- const net::NetworkIsolationKey& network_isolation_key,
- mojo::PendingRemote<mojom::HostResolverRequestClient> client) override {
- DCHECK(thread_checker_.CalledOnValidThread());
- client_->ResolveDns(hostname, operation, network_isolation_key,
- std::move(client));
- }
- base::ThreadChecker thread_checker_;
- const raw_ptr<Client> client_;
- HostResolverMojo host_resolver_;
- };
- } // namespace proxy_resolver
- #endif // SERVICES_PROXY_RESOLVER_MOJO_PROXY_RESOLVER_V8_TRACING_BINDINGS_H_
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