interface ConfigEntityMapperInterface

interface ConfigEntityMapperInterface extends ConfigMapperInterface {
    
    /**
     * Gets the entity instance for this mapper.
     *
     * @return \Drupal\Core\Config\Entity\ConfigEntityInterface
     *   The configuration entity.
     */
    public function getEntity();
    
    /**
     * Sets the entity instance for this mapper.
     *
     * This method can only be invoked when the concrete entity is known, that is
     * in a request for an entity translation path. After this method is called,
     * the mapper is fully populated with the proper display title and
     * configuration names to use to check permissions or display a translation
     * screen.
     *
     * @param \Drupal\Core\Config\Entity\ConfigEntityInterface $entity
     *   The configuration entity to set.
     *
     * @return bool
     *   TRUE, if the entity was set successfully; FALSE otherwise.
     */
    public function setEntity(ConfigEntityInterface $entity);
    
    /**
     * Set entity type for this mapper.
     *
     * This should be set in initialization. A mapper that knows its type but
     * not yet its names is still useful for router item and tab generation. The
     * concrete entity only turns out later with actual controller invocations,
     * when the setEntity() method is invoked before the rest of the methods are
     * used.
     *
     * @param string $entity_type_id
     *   The entity type ID to set.
     *
     * @return bool
     *   TRUE if the entity type ID was set correctly; FALSE otherwise.
     */
    public function setType(string $entity_type_id) : bool;
    
    /**
     * Gets the entity type ID from this mapper.
     *
     * @return string
     *   The entity type ID.
     */
    public function getType() : string;

}