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<?php |
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/* |
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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* |
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* This software consists of voluntary contributions made by many individuals |
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* and is licensed under the MIT license. For more information, see |
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* <http://www.doctrine-project.org>. |
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*/ |
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namespace Doctrine\ODM\MongoDB\Aggregation\Stage; |
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use Doctrine\ODM\MongoDB\Aggregation\Builder; |
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use Doctrine\ODM\MongoDB\Aggregation\Stage; |
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/** |
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* Fluent interface for adding a $collStats stage to an aggregation pipeline. |
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* |
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* @author alcaeus <[email protected]> |
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* @since 1.5 |
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*/ |
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class CollStats extends Stage |
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{ |
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const LATENCY_STATS_NONE = 0; |
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const LATENCY_STATS_SIMPLE = 1; |
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const LATENCY_STATS_HISTOGRAMS = 2; |
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/** |
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* @var int |
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*/ |
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private $latencyStats = self::LATENCY_STATS_NONE; |
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/** |
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* @var bool |
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*/ |
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private $storageStats = false; |
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/** |
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* @param Builder $builder |
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*/ |
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public function __construct(Builder $builder) |
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{ |
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parent::__construct($builder); |
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} |
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/** |
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* Adds latency statistics to the return document. |
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* |
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* @param bool $histograms Adds latency histogram information to latencyStats if true. |
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* |
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* @return $this |
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*/ |
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public function showLatencyStats($histograms = false) |
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{ |
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$this->latencyStats = $histograms ? self::LATENCY_STATS_HISTOGRAMS : self::LATENCY_STATS_SIMPLE; |
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return $this; |
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} |
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/** |
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* Adds storage statistics to the return document. |
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* |
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* @return $this |
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*/ |
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public function showStorageStats() |
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{ |
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$this->storageStats = true; |
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return $this; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function getExpression() |
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{ |
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$collStats = []; |
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if ($this->latencyStats !== self::LATENCY_STATS_NONE) { |
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$collStats['latencyStats'] = ['histograms' => $this->latencyStats === self::LATENCY_STATS_HISTOGRAMS]; |
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} |
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if ($this->storageStats) { |
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$collStats['storageStats'] = []; |
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} |
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return ['$collStats' => $collStats]; |
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} |
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} |
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doctrine /
mongodb-odm
