docs: @Override
  	public synchronized void deleteAllUrlsForType(int type) throws DatabaseException {
      	SqlPreparedStatementWrapper psDeleteAllUrlsForType = null;
          try {
          	psDeleteAllUrlsForType = DbSQL.getSingleton().getPreparedStatement("sessionurl.ps.deleteurlsfortype");
  			psDeleteAllUrlsForType.getPs().setInt(1, type);
  			psDeleteAllUrlsForType.getPs().executeUpdate();
  		} catch (SQLException e) {
  			throw new DatabaseException(e);
  		} finally {
  			DbSQL.getSingleton().releasePreparedStatement(psDeleteAllUrlsForType);
  		}
      }