1 files changed, 57 insertions, 0 deletions
diff --git a/vendor/open-telemetry/sdk/Metrics/AggregationInterface.php b/vendor/open-telemetry/sdk/Metrics/AggregationInterface.php
new file mode 100644
index 000000000..0a85207e0
--- /dev/null
+++ b/vendor/open-telemetry/sdk/Metrics/AggregationInterface.php
@@ -0,0 +1,57 @@
+<?php
+
+declare(strict_types=1);
+
+namespace OpenTelemetry\SDK\Metrics;
+
+use OpenTelemetry\Context\ContextInterface;
+use OpenTelemetry\SDK\Common\Attribute\AttributesInterface;
+use OpenTelemetry\SDK\Metrics\Data\DataInterface;
+use OpenTelemetry\SDK\Metrics\Data\Exemplar;
+use OpenTelemetry\SDK\Metrics\Data\Temporality;
+
+/**
+ * @psalm-template T
+ */
+interface AggregationInterface
+{
+    /**
+     * @psalm-return T
+     */
+    public function initialize();
+
+    /**
+     * @psalm-param T $summary
+     * @psalm-param float|int $value
+     */
+    public function record($summary, $value, AttributesInterface $attributes, ContextInterface $context, int $timestamp): void;
+
+    /**
+     * @psalm-param T $left
+     * @psalm-param T $right
+     * @psalm-return T
+     */
+    public function merge($left, $right);
+
+    /**
+     * @psalm-param T $left
+     * @psalm-param T $right
+     * @psalm-return T
+     */
+    public function diff($left, $right);
+
+    /**
+     * @param array<AttributesInterface> $attributes
+     * @psalm-param array<T> $summaries
+     * @param array<list<Exemplar>> $exemplars
+     * @param string|Temporality $temporality
+     */
+    public function toData(
+        array $attributes,
+        array $summaries,
+        array $exemplars,
+        int $startTimestamp,
+        int $timestamp,
+        $temporality
+    ): DataInterface;
+}