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<?php
namespace Puzzle\AMQP\Messages\Chunks;
final class ChunkMetadata
{
private
$playhead,
$offset,
$size;
public function __construct($playhead, $offset, $size)
$this->playhead = $playhead;
$this->offset = $offset;
$this->size = $size;
}
public static function buildFromHeaders(array $headers)
$requiredKeys = ['playhead', 'offset', 'size'];
foreach($requiredKeys as $key)
if(! isset($headers[$key]))
throw new \InvalidArgumentException("Missing $key in chunk metadata");
return new self($headers['playhead'], $headers['offset'], $headers['size']);
public function playhead()
return $this->playhead;
public function offset()
return $this->offset;
public function size()
return $this->size;
public function toHeaders()
return [
'offset' => $this->offset,
'playhead' => $this->playhead,
'size' => $this->size,
];
puzzle-org /
amqp
