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<?php
namespace ButterAMQP;
/**
* Simple reading buffered data stream provide simple API to read data byte by byte.
*/
class Buffer
{
* @var int
private $offset = 0;
private $length;
* @var string
private $data;
* @param string $data
* @param int $offset
public function __construct($data = '', $offset = 0)
$this->data = $data;
$this->offset = $offset;
$this->length = strlen($data);
}
* Return $length bytes and move offset.
*
* @param int $length
* @return string
public function read($length)
$buffer = substr($this->data, $this->offset, $length);
$this->offset += $length;
return $buffer;
* Return buffer total size.
* @return int
public function size()
return $this->length;
* Check if offset reached end of the buffer.
public function eof()
return $this->offset >= $this->length;
skolodyazhnyy /
butter-amqplib
