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| 1 | <?php |
| 2 | |
| 3 | /** |
| 4 | * This program is free software; you can redistribute it and/or |
| 5 | * modify it under the terms of the GNU General Public License |
| 6 | * as published by the Free Software Foundation; under version 2 |
| 7 | * of the License (non-upgradable). |
| 8 | * |
| 9 | * This program is distributed in the hope that it will be useful, |
| 10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 12 | * GNU General Public License for more details. |
| 13 | * |
| 14 | * You should have received a copy of the GNU General Public License |
| 15 | * along with this program; if not, write to the Free Software |
| 16 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
| 17 | * |
| 18 | * Copyright (c) 2016 (original work) Open Assessment Technologies SA ; |
| 19 | */ |
| 20 | |
| 21 | /** |
| 22 | * @author Jean-Sébastien Conan <jean-sebastien.conan@vesperiagroup.com> |
| 23 | */ |
| 24 | |
| 25 | namespace oat\taoTests\models\runner\time; |
| 26 | |
| 27 | /** |
| 28 | * Interface TimeLine |
| 29 | * |
| 30 | * Describes the API needed to build and manage a time line. |
| 31 | * A TimeLine is represented by a list of TimePoint. |
| 32 | * These TimePoint represents the bounds of time ranges. |
| 33 | * Each time range must be represented by two TimePoint: START and END. |
| 34 | * |
| 35 | * @package oat\taoTests\models\runner\time |
| 36 | */ |
| 37 | interface TimeLine |
| 38 | { |
| 39 | /** |
| 40 | * Gets the list of TimePoint present in the TimeLine |
| 41 | * @return array |
| 42 | */ |
| 43 | public function getPoints(); |
| 44 | |
| 45 | /** |
| 46 | * Adds another TimePoint inside the TimeLine |
| 47 | * @param TimePoint $point |
| 48 | * @return TimeLine |
| 49 | */ |
| 50 | public function add(TimePoint $point); |
| 51 | |
| 52 | /** |
| 53 | * Removes all TimePoint corresponding to the provided criteria |
| 54 | * @param string|array $tag A tag or a list of tags to filter |
| 55 | * @param int $target The type of target TimePoint to filter |
| 56 | * @param int $type The type of TimePoint to filter |
| 57 | * @return int Returns the number of removed TimePoints |
| 58 | */ |
| 59 | public function remove($tag, $target = TimePoint::TARGET_ALL, $type = TimePoint::TYPE_ALL); |
| 60 | |
| 61 | /** |
| 62 | * Clears the TimeLine from all its TimePoint |
| 63 | * @return TimeLine |
| 64 | */ |
| 65 | public function clear(); |
| 66 | |
| 67 | /** |
| 68 | * Gets a filtered TimeLine, containing the TimePoint corresponding to the provided criteria |
| 69 | * @param string|array $tag A tag or a list of tags to filter |
| 70 | * @param int $target The type of target TimePoint to filter |
| 71 | * @param int $type The type of TimePoint to filter |
| 72 | * @return TimeLine Returns a subset corresponding to the found TimePoints |
| 73 | */ |
| 74 | public function filter($tag = null, $target = TimePoint::TARGET_ALL, $type = TimePoint::TYPE_ALL); |
| 75 | |
| 76 | /** |
| 77 | * Finds all TimePoint corresponding to the provided criteria |
| 78 | * @param string|array $tag A tag or a list of tags to filter |
| 79 | * @param int $target The type of target TimePoint to filter |
| 80 | * @param int $type The type of TimePoint to filter |
| 81 | * @return array Returns a list of the found TimePoints |
| 82 | */ |
| 83 | public function find($tag = null, $target = TimePoint::TARGET_ALL, $type = TimePoint::TYPE_ALL); |
| 84 | |
| 85 | /** |
| 86 | * Computes the total duration represented by the filtered TimePoints |
| 87 | * @param string|array $tag A tag or a list of tags to filter |
| 88 | * @param int $target The type of target TimePoint to filter |
| 89 | * @param int $lastTimestamp An optional timestamp that will be utilized to close the last open range, if any |
| 90 | * @return float Returns the total computed duration |
| 91 | * @throws TimeException |
| 92 | */ |
| 93 | public function compute($tag = null, $target = TimePoint::TARGET_ALL, $lastTimestamp = 0); |
| 94 | } |