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<?php |
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|
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declare(strict_types=1); |
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|
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namespace Prometheus\Storage; |
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|
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use Prometheus\Exception\StorageException; |
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use Prometheus\MetricFamilySamples; |
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|
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interface Adapter |
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{ |
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const COMMAND_INCREMENT_INTEGER = 1; |
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const COMMAND_INCREMENT_FLOAT = 2; |
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const COMMAND_SET = 3; |
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|
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/** |
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* @return MetricFamilySamples[] |
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*/ |
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public function collect(): array; |
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|
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/** |
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* @param mixed[] $data |
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* @return void |
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*/ |
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public function updateHistogram(array $data): void; |
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|
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/** |
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* @param mixed[] $data |
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* @return void |
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*/ |
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public function updateGauge(array $data): void; |
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|
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/** |
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* @param mixed[] $data |
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* @return void |
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*/ |
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public function updateCounter(array $data): void; |
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|
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/** |
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* Removes all previously stored metrics from underlying storage |
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* |
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* @throws StorageException |
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* @return void |
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*/ |
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public function wipeStorage(): void; |
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} |
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|
