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<?php
declare(strict_types=1);
namespace OpenTelemetry\SDK\Common\Time;
final class StopWatchFactory implements StopWatchFactoryInterface
{
private static ?StopWatchInterface $default = null;
private ClockInterface $clock;
private ?int $initialStartTime;
public function __construct(?ClockInterface $clock = null, ?int $initialStartTime = null)
{
$this->clock = $clock ?? ClockFactory::getDefault();
$this->initialStartTime = $initialStartTime;
}
public static function create(?ClockInterface $clock = null, ?int $initialStartTime = null): self
{
return new self($clock, $initialStartTime);
}
public static function fromClockFactory(ClockFactoryInterface $factory, ?int $initialStartTime = null): self
{
return self::create($factory->build(), $initialStartTime);
}
public function build(): StopWatch
{
return new StopWatch($this->clock, $this->initialStartTime);
}
public static function getDefault(): StopWatchInterface
{
return self::$default ?? self::$default = self::create()->build();
}
public static function setDefault(?StopWatchInterface $default): void
{
self::$default = $default;
}
}
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