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| 1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2011 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 #ifndef BASE_TRACKED_OBJECTS_H_ | 5 #ifndef BASE_TRACKED_OBJECTS_H_ |
| 6 #define BASE_TRACKED_OBJECTS_H_ | 6 #define BASE_TRACKED_OBJECTS_H_ |
| 7 #pragma once | 7 #pragma once |
| 8 | 8 |
| 9 #include <map> | 9 #include <map> |
| 10 #include <string> | 10 #include <string> |
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| 417 bool IsGroupedBy(Selector selector) const; | 417 bool IsGroupedBy(Selector selector) const; |
| 418 | 418 |
| 419 // Using the tiebreakers as set above, we mostly get an ordering, which | 419 // Using the tiebreakers as set above, we mostly get an ordering, which |
| 420 // equivalent groups. If those groups are displayed (rather than just being | 420 // equivalent groups. If those groups are displayed (rather than just being |
| 421 // aggregated, then the following is used to order them (within the group). | 421 // aggregated, then the following is used to order them (within the group). |
| 422 void SetSubgroupTiebreaker(Selector selector); | 422 void SetSubgroupTiebreaker(Selector selector); |
| 423 | 423 |
| 424 // Translate a keyword and restriction in URL path to a selector for sorting. | 424 // Translate a keyword and restriction in URL path to a selector for sorting. |
| 425 void ParseKeyphrase(const std::string& key_phrase); | 425 void ParseKeyphrase(const std::string& key_phrase); |
| 426 | 426 |
| 427 // Parse a query in an about:tasks URL to decide on sort ordering. | 427 // Parse a query to decide on sort ordering. |
| 428 bool ParseQuery(const std::string& query); | 428 bool ParseQuery(const std::string& query); |
| 429 | 429 |
| 430 // Output a header line that can be used to indicated what items will be | 430 // Output a header line that can be used to indicated what items will be |
| 431 // collected in the group. It lists all (potentially) tested attributes and | 431 // collected in the group. It lists all (potentially) tested attributes and |
| 432 // their values (in the sample item). | 432 // their values (in the sample item). |
| 433 bool WriteSortGrouping(const Snapshot& sample, std::string* output) const; | 433 bool WriteSortGrouping(const Snapshot& sample, std::string* output) const; |
| 434 | 434 |
| 435 // Output a sample, with SortGroup details not displayed. | 435 // Output a sample, with SortGroup details not displayed. |
| 436 void WriteSnapshot(const Snapshot& sample, std::string* output) const; | 436 void WriteSnapshot(const Snapshot& sample, std::string* output) const; |
| 437 | 437 |
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| 473 ThreadData(); | 473 ThreadData(); |
| 474 ~ThreadData(); | 474 ~ThreadData(); |
| 475 | 475 |
| 476 // Using Thread Local Store, find the current instance for collecting data. | 476 // Using Thread Local Store, find the current instance for collecting data. |
| 477 // If an instance does not exist, construct one (and remember it for use on | 477 // If an instance does not exist, construct one (and remember it for use on |
| 478 // this thread. | 478 // this thread. |
| 479 // If shutdown has already started, and we don't yet have an instance, then | 479 // If shutdown has already started, and we don't yet have an instance, then |
| 480 // return null. | 480 // return null. |
| 481 static ThreadData* current(); | 481 static ThreadData* current(); |
| 482 | 482 |
| 483 // For a given about:tasks URL, develop resulting HTML, and append to output. | 483 // For a given (unescaped) about:tasks query, develop resulting HTML, and |
| 484 // append to output. |
| 484 static void WriteHTML(const std::string& query, std::string* output); | 485 static void WriteHTML(const std::string& query, std::string* output); |
| 485 | 486 |
| 486 // For a given accumulated array of results, use the comparator to sort and | 487 // For a given accumulated array of results, use the comparator to sort and |
| 487 // subtotal, writing the results to the output. | 488 // subtotal, writing the results to the output. |
| 488 static void WriteHTMLTotalAndSubtotals( | 489 static void WriteHTMLTotalAndSubtotals( |
| 489 const DataCollector::Collection& match_array, | 490 const DataCollector::Collection& match_array, |
| 490 const Comparator& comparator, std::string* output); | 491 const Comparator& comparator, std::string* output); |
| 491 | 492 |
| 492 // In this thread's data, record a new birth. | 493 // In this thread's data, record a new birth. |
| 493 Births* TallyABirth(const Location& location); | 494 Births* TallyABirth(const Location& location); |
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| 658 }; | 659 }; |
| 659 static State state_; | 660 static State state_; |
| 660 | 661 |
| 661 DISALLOW_COPY_AND_ASSIGN(AutoTracking); | 662 DISALLOW_COPY_AND_ASSIGN(AutoTracking); |
| 662 }; | 663 }; |
| 663 | 664 |
| 664 | 665 |
| 665 } // namespace tracked_objects | 666 } // namespace tracked_objects |
| 666 | 667 |
| 667 #endif // BASE_TRACKED_OBJECTS_H_ | 668 #endif // BASE_TRACKED_OBJECTS_H_ |
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