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<?php
namespace Bitrix\Main;

abstract class Response
{
	/** @var string */
	protected $content;

public function __construct()
	{
	}

public function clear()
	{
	}

public function flush($text = '')
	{
		$this->writeBody($text);
	}

/**
	 * Sets content.
	 * Valid types are strings, numbers, null, and objects that implement a __toString() method.
	 *
	 * @param mixed $content Content that can be cast to string.
	 *
	 * @return $this
	 * @throws ArgumentTypeException
	 */
	public function setContent($content)
	{
		if (
			$content !== null &&
			!is_string($content) &&
			!is_numeric($content) &&
			!is_callable(array($content, '__toString')))
		{
			throw new ArgumentTypeException('content', 'string');
		}

$this->content = (string)$content;

return $this;
	}

/**
	 * Returns content of response.
	 *
	 * @return string
	 */
	public function getContent()
	{
		return $this->content;
	}

/**
	 * Sends content to the output.
	 *
	 * @return void
	 */
	public function send()
	{
		$this->flush($this->content);
	}

protected function writeBody($text)
	{
		echo $text;
	}
}

/var/www/axolotl/data/www/yar.axolotls.ru/bitrix/modules/main/lib/dev/../response.php