<?php namespace Utils\Db;
/**
 * Copyright 2016 OpenStack Foundation
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * http://www.apache.org/licenses/LICENSE-2.0
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 **/
use Closure;
use Exception;
/**
 * Interface ITransactionService
 * @package Utils\Db
 */
interface ITransactionService {
	/**
	 * Execute a Closure within a transaction.
	 * @param  Closure  $callback
	 * @return mixed
	 * @throws Exception
	 */
	public function transaction(Closure $callback);
} 