<?php

namespace alveolata\cache;

// require_once(DIR_ALVEOLATA . '/definitions.php');
require_once(DIR_ALVEOLATA . '/cache/implementation-memory/functions.php');
require_once(DIR_ALVEOLATA . '/cache/abstract/interface.php');


/**
 * @author Christian Fraß <frass@greenscale.de>
 */
class implementation_memory implements interface_cache
{
	
	/**
	 * @var struct_subject_memory
	 * @author Christian Fraß <frass@greenscale.de>
	 */
	private $subject;
	
	
	/**
	 * @var struct_subject_memory $subject
	 * @author Christian Fraß <frass@greenscale.de>
	 */
	private function __construct(struct_subject_memory $subject) {$this->subject = $subject;}
	
	
	/**
	 * @return implementation_memory
	 * @author Christian Fraß <frass@greenscale.de>
	 */
	public static function make() : implementation_memory {return (new static(memory_make()));}
	
	
	/**
	 * @implementations
	 * 
	 * @author Christian Fraß <frass@greenscale.de>
	 */
	public function set(string $id, $value) : void {memory_set($this->subject, $id, $value);}
	public function has(string $id) : bool {return memory_has($this->subject, $id);}
	public function fetch(string $id) {return memory_fetch($this->subject, $id);}
	public function clear() : void {memory_clear($this->subject);}
	
}