How to use

setDefaultLoggingLevel

method

in

liquibase.logging.LogFactory

private static void migrateDb(Connection conn, String logPath, String logTable, String lockTable) throws Exception {
  LogFactory.getInstance().setDefaultLoggingLevel(LogLevel.WARNING);
  Database db = DatabaseFactory.getInstance().findCorrectDatabaseImplementation(new JdbcConnection(conn));
  db.setDatabaseChangeLogTableName(logTable);
  db.setDatabaseChangeLogLockTableName(lockTable);
  Liquibase lb = new Liquibase(logPath, new ClassLoaderResourceAccessor(), db);
  lb.update((String) null);
}