1 files changed, 100 insertions, 0 deletions
diff --git a/vendor/open-telemetry/sdk/Trace/TracerSharedState.php b/vendor/open-telemetry/sdk/Trace/TracerSharedState.php
new file mode 100644
index 000000000..d0540cc1f
--- /dev/null
+++ b/vendor/open-telemetry/sdk/Trace/TracerSharedState.php
@@ -0,0 +1,100 @@
+<?php
+
+declare(strict_types=1);
+
+namespace OpenTelemetry\SDK\Trace;
+
+use OpenTelemetry\API\Trace as API; /** @phan-suppress-current-line PhanUnreferencedUseNormal */
+use OpenTelemetry\SDK\Common\Future\CancellationInterface;
+use OpenTelemetry\SDK\Resource\ResourceInfo;
+use OpenTelemetry\SDK\Trace\SpanProcessor\MultiSpanProcessor;
+use OpenTelemetry\SDK\Trace\SpanProcessor\NoopSpanProcessor;
+
+/**
+ * Stores shared state/config between all {@see API\TracerInterface} created via the same {@see API\TracerProviderInterface}.
+ */
+final class TracerSharedState
+{
+    /** @readonly */
+    private IdGeneratorInterface $idGenerator;
+
+    /** @readonly */
+    private ResourceInfo $resource;
+
+    /** @readonly */
+    private SpanLimits $spanLimits;
+
+    /** @readonly */
+    private SamplerInterface $sampler;
+
+    /** @readonly */
+    private SpanProcessorInterface $spanProcessor;
+
+    private ?bool $shutdownResult = null;
+
+    public function __construct(
+        IdGeneratorInterface $idGenerator,
+        ResourceInfo $resource,
+        SpanLimits $spanLimits,
+        SamplerInterface $sampler,
+        array $spanProcessors
+    ) {
+        $this->idGenerator = $idGenerator;
+        $this->resource = $resource;
+        $this->spanLimits = $spanLimits;
+        $this->sampler = $sampler;
+
+        switch (count($spanProcessors)) {
+            case 0:
+                $this->spanProcessor = NoopSpanProcessor::getInstance();
+
+                break;
+            case 1:
+                $this->spanProcessor = $spanProcessors[0];
+
+                break;
+            default:
+                $this->spanProcessor = new MultiSpanProcessor(...$spanProcessors);
+
+                break;
+        }
+    }
+
+    public function hasShutdown(): bool
+    {
+        return null !== $this->shutdownResult;
+    }
+
+    public function getIdGenerator(): IdGeneratorInterface
+    {
+        return $this->idGenerator;
+    }
+
+    public function getResource(): ResourceInfo
+    {
+        return $this->resource;
+    }
+
+    public function getSpanLimits(): SpanLimits
+    {
+        return $this->spanLimits;
+    }
+
+    public function getSampler(): SamplerInterface
+    {
+        return $this->sampler;
+    }
+
+    public function getSpanProcessor(): SpanProcessorInterface
+    {
+        return $this->spanProcessor;
+    }
+
+    /**
+     * Returns `false` is the provider is already shutdown, otherwise `true`.
+     */
+    public function shutdown(?CancellationInterface $cancellation = null): bool
+    {
+        return $this->shutdownResult ?? ($this->shutdownResult = $this->spanProcessor->shutdown($cancellation));
+    }
+}