doctrine / orm

     *

     * @return object|bool The found entity or FALSE.

     */

    public function tryGetByIdHash($idHash, $rootClassName)

    {

        $stringIdHash = (string) $idHash;

        return isset($this->identityMap[$rootClassName][$stringIdHash])

            ? $this->identityMap[$rootClassName][$stringIdHash]

            : false;

    }

    /**

     * Checks whether an entity is registered in the identity map of this UnitOfWork.

     * @return object|bool Returns the entity with the specified identifier if it exists in

     *                     this UnitOfWork, FALSE otherwise.

     */

    public function tryGetById($id, $rootClassName)

    {

        $idHash = implode(' ', (array) $id);

        return isset($this->identityMap[$rootClassName][$idHash])

            ? $this->identityMap[$rootClassName][$idHash]

            : false;

    }

    /**

     * Schedules an entity for dirty-checking at commit-time.