text: <?php
  /*
   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
   * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
   * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
   * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
   * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
   * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
   * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
   * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
   * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
   * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
   * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   *
   * This software consists of voluntary contributions made by many individuals
   * and is licensed under the MIT license. For more information, see
   * <http://www.doctrine-project.org>.
   */
  
  namespace Doctrine\Common\Persistence;
  
  /**
   * Contract for a Doctrine persistence layer ObjectRepository class to implement.
   *
   * @link   www.doctrine-project.org
   * @since  2.1
   * @author Benjamin Eberlei <kontakt@beberlei.de>
   * @author Jonathan Wage <jonwage@gmail.com>
   */
  interface ObjectRepository
  {
      /**
       * Finds an object by its primary key / identifier.
       *
       * @param mixed $id The identifier.
       *
       * @return object The object.
       */
      public function find($id);
  
      /**
       * Finds all objects in the repository.
       *
       * @return array The objects.
       */
      public function findAll();
  
      /**
       * Finds objects by a set of criteria.
       *
       * Optionally sorting and limiting details can be passed. An implementation may throw
       * an UnexpectedValueException if certain values of the sorting or limiting details are
       * not supported.
       *
       * @param array      $criteria
       * @param array|null $orderBy
       * @param int|null   $limit
       * @param int|null   $offset
       *
       * @return array The objects.
       *
       * @throws \UnexpectedValueException
       */
      public function findBy(array $criteria, array $orderBy = null, $limit = null, $offset = null);
  
      /**
       * Finds a single object by a set of criteria.
       *
       * @param array $criteria The criteria.
       *
       * @return object The object.
       */
      public function findOneBy(array $criteria);
  
      /**
       * Returns the class name of the object managed by the repository.
       *
       * @return string
       */
      public function getClassName();
  }
  