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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 #include "chrome/browser/chromeos/system_logs/system_logs_fetcher.h" | |
6 | |
7 #include "base/bind.h" | |
8 #include "base/bind_helpers.h" | |
9 #include "chrome/browser/chromeos/system_logs/chrome_internal_log_source.h" | |
10 #include "chrome/browser/chromeos/system_logs/command_line_log_source.h" | |
11 #include "chrome/browser/chromeos/system_logs/dbus_log_source.h" | |
12 #include "chrome/browser/chromeos/system_logs/debug_daemon_log_source.h" | |
13 #include "chrome/browser/chromeos/system_logs/lsb_release_log_source.h" | |
14 #include "chrome/browser/chromeos/system_logs/memory_details_log_source.h" | |
15 #include "chrome/browser/chromeos/system_logs/network_event_log_source.h" | |
16 #include "chrome/browser/chromeos/system_logs/touch_log_source.h" | |
17 #include "content/public/browser/browser_thread.h" | |
18 | |
19 using content::BrowserThread; | |
20 | |
21 namespace chromeos { | |
22 | |
23 SystemLogsFetcher::SystemLogsFetcher() | |
24 : response_(new SystemLogsResponse), | |
25 num_pending_requests_(0), | |
26 weak_ptr_factory_(this) { | |
27 // Debug Daemon data source. | |
28 data_sources_.push_back(new DebugDaemonLogSource()); | |
29 | |
30 // Chrome data sources. | |
31 data_sources_.push_back(new ChromeInternalLogSource()); | |
32 data_sources_.push_back(new CommandLineLogSource()); | |
33 data_sources_.push_back(new DBusLogSource()); | |
34 data_sources_.push_back(new LsbReleaseLogSource()); | |
35 data_sources_.push_back(new MemoryDetailsLogSource()); | |
36 data_sources_.push_back(new NetworkEventLogSource()); | |
37 data_sources_.push_back(new TouchLogSource()); | |
38 | |
39 num_pending_requests_ = data_sources_.size(); | |
40 } | |
41 | |
42 SystemLogsFetcher::~SystemLogsFetcher() {} | |
43 | |
44 void SystemLogsFetcher::Fetch(const SysLogsFetcherCallback& callback) { | |
45 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI)); | |
46 DCHECK(callback_.is_null()); | |
47 DCHECK(!callback.is_null()); | |
48 | |
49 callback_ = callback; | |
50 for (size_t i = 0; i < data_sources_.size(); ++i) { | |
51 data_sources_[i]->Fetch(base::Bind(&SystemLogsFetcher::AddResponse, | |
52 weak_ptr_factory_.GetWeakPtr())); | |
53 } | |
54 } | |
55 | |
56 void SystemLogsFetcher::AddResponse(SystemLogsResponse* response) { | |
57 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI)); | |
58 | |
59 for (SystemLogsResponse::const_iterator it = response->begin(); | |
60 it != response->end(); | |
61 ++it) { | |
62 // It is an error to insert an element with a pre-existing key. | |
63 bool ok = response_->insert(*it).second; | |
64 DCHECK(ok) << "Duplicate key found: " << it->first; | |
65 } | |
66 | |
67 --num_pending_requests_; | |
68 if (num_pending_requests_ > 0) | |
69 return; | |
70 | |
71 callback_.Run(response_.Pass()); | |
72 BrowserThread::DeleteSoon(BrowserThread::UI, FROM_HERE, this); | |
73 } | |
74 | |
75 } // namespace chromeos | |
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