1 // Copyright (c) 2012 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 #include "content/browser/loader/layered_resource_handler.h"
6
7 #include "base/logging.h"
8
9 namespace content {
10
LayeredResourceHandler(net::URLRequest * request,scoped_ptr<ResourceHandler> next_handler)11 LayeredResourceHandler::LayeredResourceHandler(
12 net::URLRequest* request,
13 scoped_ptr<ResourceHandler> next_handler)
14 : ResourceHandler(request),
15 next_handler_(next_handler.Pass()) {
16 }
17
~LayeredResourceHandler()18 LayeredResourceHandler::~LayeredResourceHandler() {
19 }
20
SetController(ResourceController * controller)21 void LayeredResourceHandler::SetController(ResourceController* controller) {
22 ResourceHandler::SetController(controller);
23
24 // Pass the controller down to the next handler. This method is intended to
25 // be overriden by subclasses of LayeredResourceHandler that need to insert a
26 // different ResourceController.
27
28 DCHECK(next_handler_.get());
29 next_handler_->SetController(controller);
30 }
31
OnUploadProgress(uint64 position,uint64 size)32 bool LayeredResourceHandler::OnUploadProgress(uint64 position,
33 uint64 size) {
34 DCHECK(next_handler_.get());
35 return next_handler_->OnUploadProgress(position, size);
36 }
37
OnRequestRedirected(const GURL & url,ResourceResponse * response,bool * defer)38 bool LayeredResourceHandler::OnRequestRedirected(const GURL& url,
39 ResourceResponse* response,
40 bool* defer) {
41 DCHECK(next_handler_.get());
42 return next_handler_->OnRequestRedirected(url, response, defer);
43 }
44
OnResponseStarted(ResourceResponse * response,bool * defer)45 bool LayeredResourceHandler::OnResponseStarted(ResourceResponse* response,
46 bool* defer) {
47 DCHECK(next_handler_.get());
48 return next_handler_->OnResponseStarted(response, defer);
49 }
50
OnWillStart(const GURL & url,bool * defer)51 bool LayeredResourceHandler::OnWillStart(const GURL& url,
52 bool* defer) {
53 DCHECK(next_handler_.get());
54 return next_handler_->OnWillStart(url, defer);
55 }
56
OnBeforeNetworkStart(const GURL & url,bool * defer)57 bool LayeredResourceHandler::OnBeforeNetworkStart(const GURL& url,
58 bool* defer) {
59 DCHECK(next_handler_.get());
60 return next_handler_->OnBeforeNetworkStart(url, defer);
61 }
62
OnWillRead(scoped_refptr<net::IOBuffer> * buf,int * buf_size,int min_size)63 bool LayeredResourceHandler::OnWillRead(scoped_refptr<net::IOBuffer>* buf,
64 int* buf_size,
65 int min_size) {
66 DCHECK(next_handler_.get());
67 return next_handler_->OnWillRead(buf, buf_size, min_size);
68 }
69
OnReadCompleted(int bytes_read,bool * defer)70 bool LayeredResourceHandler::OnReadCompleted(int bytes_read, bool* defer) {
71 DCHECK(next_handler_.get());
72 return next_handler_->OnReadCompleted(bytes_read, defer);
73 }
74
OnResponseCompleted(const net::URLRequestStatus & status,const std::string & security_info,bool * defer)75 void LayeredResourceHandler::OnResponseCompleted(
76 const net::URLRequestStatus& status,
77 const std::string& security_info,
78 bool* defer) {
79 DCHECK(next_handler_.get());
80 next_handler_->OnResponseCompleted(status, security_info, defer);
81 }
82
OnDataDownloaded(int bytes_downloaded)83 void LayeredResourceHandler::OnDataDownloaded(int bytes_downloaded) {
84 DCHECK(next_handler_.get());
85 next_handler_->OnDataDownloaded(bytes_downloaded);
86 }
87
88 } // namespace content
89