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<?php
/**
* Class EventWithDuration.
*
* @package AmpProject\AmpWP
*/
namespace AmpProject\AmpWP\Instrumentation;
/**
* A server-timing event with a duration.
*
* @package AmpProject\AmpWP
* @since 2.0
* @internal
*/
class EventWithDuration extends Event {
/**
* Event duration.
*
* @var float
*/
protected $duration = 0.0;
/**
* Event constructor.
*
* @param string $name Event name.
* @param string|null $description Optional. Event description.
* @param string[]|null $properties Optional. Additional properties for the event.
* @param float $duration Optional. Event duration.
*/
public function __construct( $name, $description = null, $properties = [], $duration = 0.0 ) {
parent::__construct( $name, $description, $properties );
$this->duration = $duration;
}
/**
* Set the event duration.
*
* @param float $duration Event duration.
*/
public function set_duration( $duration ) {
$this->duration = $duration;
}
/**
* Get the event duration.
*
* @return float
*/
public function get_duration() {
return $this->duration;
}
/**
* Get the server timing header string.
*
* @return string Server timing header string representing this event.
*/
public function get_header_string() {
return sprintf(
'%s;dur="%.1f"',
parent::get_header_string(),
$this->get_duration()
);
}
}
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