80 lines
2.3 KiB
PHP
80 lines
2.3 KiB
PHP
<?php
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/**
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; under version 2
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* of the License (non-upgradable).
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* Copyright (c) 2014 (original work) Open Assessment Technologies SA (under the project TAO-PRODUCT);
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*
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*/
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namespace oat\taoQtiTest\models\runner\toolsStates;
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/**
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* Key-value implementation of tools state storage
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*
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* Class KvToolsStateStorage
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* @package oat\taoQtiTest\models\runner\toolsStates
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*/
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class KvToolsStateStorage extends ToolsStateStorage
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{
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/**
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* Key prefix for states in the global key-value storage
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*/
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const PREFIX_STATES = 'ToolsStateStorage:states';
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/**
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* @return \common_persistence_AdvKeyValuePersistence
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* @throws \common_exception_Error
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*/
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protected function getPersistence()
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{
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$persistence = parent::getPersistence();
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if (!$persistence instanceof \common_persistence_AdvKeyValuePersistence) {
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throw new \common_exception_Error('Given persistence should be of key-value type');
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}
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return $persistence;
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}
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/**
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* @inheritdoc
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*
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* @throws \common_exception_Error
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*/
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public function storeStates($deliveryExecutionId, $states)
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{
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$this->getPersistence()->hmSet(self::PREFIX_STATES . $deliveryExecutionId, $states);
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}
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/**
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* @inheritdoc
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*
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* @throws \common_exception_Error
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*/
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public function getStates($deliveryExecutionId)
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{
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return $this->getPersistence()->hGetAll(self::PREFIX_STATES . $deliveryExecutionId);
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}
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/**
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* @inheritdoc
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*
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* @throws \common_exception_Error
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*/
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public function deleteStates($deliveryExecutionId)
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{
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return $this->getPersistence()->del(self::PREFIX_STATES . $deliveryExecutionId);
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}
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}
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