ad4db34a87
Started refactoring in DQL parser to separate Production into Parser and AST classes. Finished first tests. Currently only 4 are active in IdentifierRecognitionTest, and only 2 are passing.
90 lines
2.2 KiB
PHP
90 lines
2.2 KiB
PHP
<?php
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/*
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* $Id$
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* This software consists of voluntary contributions made by many individuals
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* and is licensed under the LGPL. For more information, see
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* <http://www.phpdoctrine.org>.
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*/
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/**
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* Production variables holder
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*
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* @package Doctrine
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* @subpackage Query
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* @author Guilherme Blanco <guilhermeblanco@hotmail.com>
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* @author Janne Vanhala <jpvanhal@cc.hut.fi>
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* @license http://www.opensource.org/licenses/lgpl-license.php LGPL
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* @link http://www.phpdoctrine.org
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* @since 2.0
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* @version $Revision$
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*/
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class Doctrine_Query_ParserParamHolder
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{
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protected static $_instance;
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protected $_data;
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protected function __construct()
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{
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$this->free();
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}
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public static function create()
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{
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if ( ! isset(self::$_instance)) {
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self::$_instance = new self;
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}
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return self::$_instance;
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}
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public function free()
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{
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$this->_data = array();
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}
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public function set($offset, $value)
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{
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$this->_data[$offset] = $value;
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}
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public function get($offset)
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{
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return isset($this->_data[$offset]) ? $this->_data[$offset] : null;
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}
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public function has($offset)
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{
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return isset($this->_data[$offset]);
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}
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public function remove($offset)
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{
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if ($this->has($offset)) {
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$this->_data[$offset] = null;
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unset($this->_data[$offset]);
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}
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}
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}
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