mojo/services/network/network_context.h

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef MOJO_SERVICES_NETWORK_NETWORK_CONTEXT_H_
   6 #define MOJO_SERVICES_NETWORK_NETWORK_CONTEXT_H_
   7
   8 #include <set>
   9
  10 #include "base/macros.h"
  11 #include "base/memory/scoped_ptr.h"
  12
  13 namespace base {
  14 class FilePath;
  15 }
  16
  17 namespace net {
  18 class URLRequestContext;
  19 }
  20
  21 namespace mojo {
  22 class URLLoader;
  23 class URLLoaderImpl;
  24
  25 class NetworkContext {
  26  public:
  27   explicit NetworkContext(
  28       scoped_ptr<net::URLRequestContext> url_request_context);
  29   explicit NetworkContext(const base::FilePath& base_path);
  30   ~NetworkContext();
  31
  32   net::URLRequestContext* url_request_context() {
  33     return url_request_context_.get();
  34   }
  35
  36   // These are called by individual url loaders as they are being created and
  37   // destroyed.
  38   void RegisterURLLoader(URLLoaderImpl* url_loader);
  39   void DeregisterURLLoader(URLLoaderImpl* url_loader);
  40
  41  private:
  42   friend class UrlLoaderImplTest;
  43   size_t GetURLLoaderCountForTesting();
  44
  45   static scoped_ptr<net::URLRequestContext> MakeURLRequestContext(
  46       const base::FilePath& base_path);
  47
  48   scoped_ptr<net::URLRequestContext> url_request_context_;
  49   // URLLoaderImpls register themselves with the NetworkContext so that they can
  50   // be cleaned up when the NetworkContext goes away. This is needed as
  51   // net::URLRequests held by URLLoaderImpls have to be gone when
  52   // net::URLRequestContext (held by NetworkContext) is destroyed.
  53   std::set<URLLoaderImpl*> url_loaders_;
  54
  55   // Set when entering the destructor, in order to avoid manipulations of the
  56   // |url_loaders_| (as a url_loader might delete itself in Cleanup()).
  57   bool in_shutdown_;
  58
  59   DISALLOW_COPY_AND_ASSIGN(NetworkContext);
  60 };
  61
  62 }  // namespace mojo
  63
  64 #endif  // MOJO_SERVICES_NETWORK_NETWORK_CONTEXT_H_