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    <?php

    /*
     * This file is part of the affilinet Product Data PHP SDK.
     *
     * For the full copyright and license information, please view the LICENSE
     * file that was distributed with this source code.
     */

    namespace Affilinet\ProductData\Requests\Helper;

    interface QueryInterface
    {

        /**
         * @return string
         */
        public function getQuery();

        /**
         * @param  Expression     $expression
         * @return QueryInterface
         */
        public function where(Expression $expression);

        /**
         * @param  Expression     $expression
         * @return QueryInterface
         */
        public function andWhere(Expression $expression);

        /**
         * @param  Expression     $expression
         * @return QueryInterface
         */
        public function orWhere(Expression $expression);

    }