66 lines
1.6 KiB
PHP
66 lines
1.6 KiB
PHP
<?php
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/**
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* Zend Framework
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*
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* LICENSE
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*
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* This source file is subject to the new BSD license that is bundled
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* with this package in the file LICENSE.txt.
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* It is also available through the world-wide-web at this URL:
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* http://framework.zend.com/license/new-bsd
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* If you did not receive a copy of the license and are unable to
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* obtain it through the world-wide-web, please send an email
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* to license@zend.com so we can send you a copy immediately.
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*
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* @package Zend_Memory
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* @copyright Copyright (c) 2005-2009 Zend Technologies USA Inc. (http://www.zend.com)
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* @license http://framework.zend.com/license/new-bsd New BSD License
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* @version $Id: Interface.php 16971 2009-07-22 18:05:45Z mikaelkael $
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*/
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/**
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* Memory value container interface
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*
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* @category Zend
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* @package Zend_Memory
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* @copyright Copyright (c) 2005-2009 Zend Technologies USA Inc. (http://www.zend.com)
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* @license http://framework.zend.com/license/new-bsd New BSD License
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*/
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interface Zend_Memory_Container_Interface
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{
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/**
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* Get string value reference
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*
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* _Must_ be used for value access before PHP v 5.2
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* or _may_ be used for performance considerations
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*
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* @return &string
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*/
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public function &getRef();
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/**
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* Signal, that value is updated by external code.
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*
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* Should be used together with getRef()
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*/
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public function touch();
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/**
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* Lock object in memory.
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*/
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public function lock();
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/**
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* Unlock object
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*/
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public function unlock();
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/**
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* Return true if object is locked
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*
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* @return boolean
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*/
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public function isLocked();
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}
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