@@ -15,6 +15,9 @@ |
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| 15 | 15 | |
| 16 | 16 | abstract public function storeMeasurement($prefix, $key, $value); |
| 17 | 17 | |
| 18 | + /** |
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| 19 | + * @param string $prefix |
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| 20 | + */ |
|
| 18 | 21 | abstract public function getMeasurements($prefix, array $keys); |
| 19 | 22 | |
| 20 | 23 | } |