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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 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 | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "components/history/core/browser/history_database.h" | 5 #include "components/history/core/browser/history_database.h" |
6 | 6 |
| 7 #include <stdint.h> |
| 8 |
7 #include <algorithm> | 9 #include <algorithm> |
8 #include <set> | 10 #include <set> |
9 #include <string> | 11 #include <string> |
10 #include <utility> | 12 #include <utility> |
11 #include <vector> | 13 #include <vector> |
12 | 14 |
13 #include "base/command_line.h" | 15 #include "base/command_line.h" |
14 #include "base/containers/hash_tables.h" | 16 #include "base/containers/hash_tables.h" |
15 #include "base/files/file_util.h" | 17 #include "base/files/file_util.h" |
16 #include "base/metrics/histogram.h" | 18 #include "base/metrics/histogram.h" |
17 #include "base/numerics/safe_conversions.h" | 19 #include "base/numerics/safe_conversions.h" |
18 #include "base/rand_util.h" | 20 #include "base/rand_util.h" |
19 #include "base/strings/string_util.h" | 21 #include "base/strings/string_util.h" |
20 #include "base/time/time.h" | 22 #include "base/time/time.h" |
| 23 #include "build/build_config.h" |
21 #include "components/history/core/browser/url_utils.h" | 24 #include "components/history/core/browser/url_utils.h" |
22 #include "sql/statement.h" | 25 #include "sql/statement.h" |
23 #include "sql/transaction.h" | 26 #include "sql/transaction.h" |
24 | 27 |
25 #if defined(OS_MACOSX) && !defined(OS_IOS) | 28 #if defined(OS_MACOSX) && !defined(OS_IOS) |
26 #include "base/mac/mac_util.h" | 29 #include "base/mac/mac_util.h" |
27 #endif | 30 #endif |
28 | 31 |
29 namespace history { | 32 namespace history { |
30 | 33 |
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108 sql::InitStatus version_status = EnsureCurrentVersion(); | 111 sql::InitStatus version_status = EnsureCurrentVersion(); |
109 if (version_status != sql::INIT_OK) | 112 if (version_status != sql::INIT_OK) |
110 return version_status; | 113 return version_status; |
111 | 114 |
112 return committer.Commit() ? sql::INIT_OK : sql::INIT_FAILURE; | 115 return committer.Commit() ? sql::INIT_OK : sql::INIT_FAILURE; |
113 } | 116 } |
114 | 117 |
115 void HistoryDatabase::ComputeDatabaseMetrics( | 118 void HistoryDatabase::ComputeDatabaseMetrics( |
116 const base::FilePath& history_name) { | 119 const base::FilePath& history_name) { |
117 base::TimeTicks start_time = base::TimeTicks::Now(); | 120 base::TimeTicks start_time = base::TimeTicks::Now(); |
118 int64 file_size = 0; | 121 int64_t file_size = 0; |
119 if (!base::GetFileSize(history_name, &file_size)) | 122 if (!base::GetFileSize(history_name, &file_size)) |
120 return; | 123 return; |
121 int file_mb = static_cast<int>(file_size / (1024 * 1024)); | 124 int file_mb = static_cast<int>(file_size / (1024 * 1024)); |
122 UMA_HISTOGRAM_MEMORY_MB("History.DatabaseFileMB", file_mb); | 125 UMA_HISTOGRAM_MEMORY_MB("History.DatabaseFileMB", file_mb); |
123 | 126 |
124 sql::Statement url_count(db_.GetUniqueStatement("SELECT count(*) FROM urls")); | 127 sql::Statement url_count(db_.GetUniqueStatement("SELECT count(*) FROM urls")); |
125 if (!url_count.Step()) | 128 if (!url_count.Step()) |
126 return; | 129 return; |
127 UMA_HISTOGRAM_COUNTS("History.URLTableCount", url_count.ColumnInt(0)); | 130 UMA_HISTOGRAM_COUNTS("History.URLTableCount", url_count.ColumnInt(0)); |
128 | 131 |
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201 "SELECT url, visit_count FROM urls WHERE last_visit_time > ?")); | 204 "SELECT url, visit_count FROM urls WHERE last_visit_time > ?")); |
202 url_sql.BindInt64(0, one_month_ago.ToInternalValue()); | 205 url_sql.BindInt64(0, one_month_ago.ToInternalValue()); |
203 | 206 |
204 // Collect a map from host to visit count. | 207 // Collect a map from host to visit count. |
205 base::hash_map<std::string, int> host_count; | 208 base::hash_map<std::string, int> host_count; |
206 while (url_sql.Step()) { | 209 while (url_sql.Step()) { |
207 GURL url(url_sql.ColumnString(0)); | 210 GURL url(url_sql.ColumnString(0)); |
208 if (!(url.is_valid() && (url.SchemeIsHTTPOrHTTPS() || url.SchemeIs("ftp")))) | 211 if (!(url.is_valid() && (url.SchemeIsHTTPOrHTTPS() || url.SchemeIs("ftp")))) |
209 continue; | 212 continue; |
210 | 213 |
211 int64 visit_count = url_sql.ColumnInt64(1); | 214 int64_t visit_count = url_sql.ColumnInt64(1); |
212 host_count[HostForTopHosts(url)] += visit_count; | 215 host_count[HostForTopHosts(url)] += visit_count; |
213 | 216 |
214 // kMaxHostsInMemory is well above typical values for | 217 // kMaxHostsInMemory is well above typical values for |
215 // History.MonthlyHostCount, but here to guard against unbounded memory | 218 // History.MonthlyHostCount, but here to guard against unbounded memory |
216 // growth in the event of an atypical history. | 219 // growth in the event of an atypical history. |
217 if (host_count.size() >= kMaxHostsInMemory) | 220 if (host_count.size() >= kMaxHostsInMemory) |
218 break; | 221 break; |
219 } | 222 } |
220 | 223 |
221 // Collect the top 100 hosts by visit count, into the range | 224 // Collect the top 100 hosts by visit count, into the range |
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314 else | 317 else |
315 return s.ColumnInt64(0); | 318 return s.ColumnInt64(0); |
316 } | 319 } |
317 return 0; | 320 return 0; |
318 } | 321 } |
319 | 322 |
320 base::Time HistoryDatabase::GetEarlyExpirationThreshold() { | 323 base::Time HistoryDatabase::GetEarlyExpirationThreshold() { |
321 if (!cached_early_expiration_threshold_.is_null()) | 324 if (!cached_early_expiration_threshold_.is_null()) |
322 return cached_early_expiration_threshold_; | 325 return cached_early_expiration_threshold_; |
323 | 326 |
324 int64 threshold; | 327 int64_t threshold; |
325 if (!meta_table_.GetValue(kEarlyExpirationThresholdKey, &threshold)) { | 328 if (!meta_table_.GetValue(kEarlyExpirationThresholdKey, &threshold)) { |
326 // Set to a very early non-zero time, so it's before all history, but not | 329 // Set to a very early non-zero time, so it's before all history, but not |
327 // zero to avoid re-retrieval. | 330 // zero to avoid re-retrieval. |
328 threshold = 1L; | 331 threshold = 1L; |
329 } | 332 } |
330 | 333 |
331 cached_early_expiration_threshold_ = base::Time::FromInternalValue(threshold); | 334 cached_early_expiration_threshold_ = base::Time::FromInternalValue(threshold); |
332 return cached_early_expiration_threshold_; | 335 return cached_early_expiration_threshold_; |
333 } | 336 } |
334 | 337 |
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507 "SET visit_time = visit_time + 11644473600000000 " | 510 "SET visit_time = visit_time + 11644473600000000 " |
508 "WHERE id IN (SELECT id FROM visits WHERE visit_time > 0);")); | 511 "WHERE id IN (SELECT id FROM visits WHERE visit_time > 0);")); |
509 ignore_result(db_.Execute( | 512 ignore_result(db_.Execute( |
510 "UPDATE segment_usage " | 513 "UPDATE segment_usage " |
511 "SET time_slot = time_slot + 11644473600000000 " | 514 "SET time_slot = time_slot + 11644473600000000 " |
512 "WHERE id IN (SELECT id FROM segment_usage WHERE time_slot > 0);")); | 515 "WHERE id IN (SELECT id FROM segment_usage WHERE time_slot > 0);")); |
513 } | 516 } |
514 #endif | 517 #endif |
515 | 518 |
516 } // namespace history | 519 } // namespace history |
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