<?php /** * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License * as published by the Free Software Foundation; under version 2 * of the License (non-upgradable). * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. * * Copyright (c) 2013 (original work) Open Assessment Technologies SA (under the project TAO-PRODUCT); * * @author Patrick Plichart <patrick@taotesting.com> * @license GPLv2 * @package generis * */ /** * Interface of drivers that provide hash possibilities * * @author Patrick Plichart <patrick@taotesting.com> * @author Joel Bout <joel@taotesting.com> */ interface common_persistence_HashTableDriver extends common_persistence_Driver { /** * Sets multiple fields in a single operation * * @param string $key * @param array $fields * @return boolean */ public function hmSet($key, $fields); /** * Checks whenever a given field exists for a given key * * @param string $key * @param string $field * @return boolean */ public function hExists($key, $field); /** * Sets the value of a field * * @param string $key * @param string $field * @param string $value * @return boolean */ public function hSet($key, $field, $value); /** * gets the value of a field * return false if not found * * @param string $key * @param string $field * @return string */ public function hGet($key, $field); /** * Delete the value for provided field. * * @param string $key * @param string $field * @return string */ public function hDel($key, $field); /** * Get all fields of the Hashtable * return false if not found * * @param string $key * @return array */ public function hGetAll($key); }