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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 #ifndef CONTENT_BROWSER_DEBUGGER_DEVTOOLS_NETLOG_OBSERVER_H_ | |
6 #define CONTENT_BROWSER_DEBUGGER_DEVTOOLS_NETLOG_OBSERVER_H_ | |
7 | |
8 #include "base/hash_tables.h" | |
9 #include "base/memory/ref_counted.h" | |
10 #include "net/base/net_log.h" | |
11 #include "webkit/glue/resource_loader_bridge.h" | |
12 | |
13 namespace net { | |
14 class URLRequest; | |
15 } // namespace net | |
16 | |
17 namespace content { | |
18 struct ResourceResponse; | |
19 | |
20 // DevToolsNetLogObserver watches the NetLog event stream and collects the | |
21 // stuff that may be of interest to DevTools. Currently, this only includes | |
22 // actual HTTP/SPDY headers sent and received over the network. | |
23 // | |
24 // As DevToolsNetLogObserver shares live data with objects that live on the | |
25 // IO Thread, it must also reside on the IO Thread. Only OnAddEntry can be | |
26 // called from other threads. | |
27 class DevToolsNetLogObserver : public net::NetLog::ThreadSafeObserver { | |
28 typedef webkit_glue::ResourceDevToolsInfo ResourceInfo; | |
29 | |
30 public: | |
31 // net::NetLog::ThreadSafeObserver implementation: | |
32 virtual void OnAddEntry(const net::NetLog::Entry& entry) OVERRIDE; | |
33 | |
34 void OnAddURLRequestEntry(const net::NetLog::Entry& entry); | |
35 void OnAddHTTPStreamJobEntry(const net::NetLog::Entry& entry); | |
36 void OnAddSocketEntry(const net::NetLog::Entry& entry); | |
37 | |
38 static void Attach(); | |
39 static void Detach(); | |
40 | |
41 // Must be called on the IO thread. May return NULL if no observers | |
42 // are active. | |
43 static DevToolsNetLogObserver* GetInstance(); | |
44 static void PopulateResponseInfo(net::URLRequest*, | |
45 ResourceResponse*); | |
46 static int GetAndResetEncodedDataLength(net::URLRequest* request); | |
47 | |
48 private: | |
49 static DevToolsNetLogObserver* instance_; | |
50 | |
51 DevToolsNetLogObserver(); | |
52 virtual ~DevToolsNetLogObserver(); | |
53 | |
54 ResourceInfo* GetResourceInfo(uint32 id); | |
55 | |
56 typedef base::hash_map<uint32, scoped_refptr<ResourceInfo> > RequestToInfoMap; | |
57 typedef base::hash_map<uint32, int> RequestToEncodedDataLengthMap; | |
58 typedef base::hash_map<uint32, uint32> HTTPStreamJobToSocketMap; | |
59 typedef base::hash_map<uint32, uint32> SocketToRequestMap; | |
60 RequestToInfoMap request_to_info_; | |
61 RequestToEncodedDataLengthMap request_to_encoded_data_length_; | |
62 HTTPStreamJobToSocketMap http_stream_job_to_socket_; | |
63 SocketToRequestMap socket_to_request_; | |
64 | |
65 DISALLOW_COPY_AND_ASSIGN(DevToolsNetLogObserver); | |
66 }; | |
67 | |
68 } // namespace content | |
69 | |
70 #endif // CONTENT_BROWSER_DEBUGGER_DEVTOOLS_NETLOG_OBSERVER_H_ | |
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