class MigrateIdMapMessageEvent

class MigrateIdMapMessageEvent extends Event {
  
  /**
   * Constructs a post-save event object.
   *
   * @param \Drupal\migrate\Plugin\MigrationInterface $migration
   *   Migration entity.
   * @param array $sourceIdValues
   *   Values represent the source ID.
   * @param string $message
   *   The message.
   * @param int $level
   *   Severity level (one of the MigrationInterface::MESSAGE_* constants).
   */
  public function __construct(protected MigrationInterface $migration, protected array $sourceIdValues, protected $message, protected $level) {
  }
  
  /**
   * Gets the migration entity.
   *
   * @return \Drupal\migrate\Plugin\MigrationInterface
   *   The migration entity involved.
   */
  public function getMigration() {
    return $this->migration;
  }
  
  /**
   * Gets the source ID values.
   *
   * @return array
   *   The source ID as an array.
   */
  public function getSourceIdValues() {
    return $this->sourceIdValues;
  }
  
  /**
   * Gets the message to be logged.
   *
   * @return string
   *   The message text.
   */
  public function getMessage() {
    return $this->message;
  }
  
  /**
   * Gets the severity level of the message.
   *
   * Message levels are declared in MigrationInterface and start with MESSAGE_.
   *
   * @see \Drupal\migrate\Plugin\MigrationInterface
   *
   * @return int
   *   The message level.
   */
  public function getLevel() {
    return $this->level;
  }

}