tao-test/app/generis/common/persistence/interface.HashTableDriver.php

89 lines
2.3 KiB
PHP

<?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);
}