function ImmediateStalenessHandler::onStale

Overrides StalenessHandlerInterface::onStale

File

vendor/open-telemetry/sdk/Metrics/StalenessHandler/ImmediateStalenessHandler.php, line 42

Class

ImmediateStalenessHandler

@internal

Namespace

OpenTelemetry\SDK\Metrics\StalenessHandler

Code

public function onStale(Closure $callback) : void {
    if ($this->onStale === null) {
        return;
    }
    $this->onStale[] = $callback;
}