if (stmt != null) stmt.close();  } catch (Exception ignore)
if (stmt != null) stmt.close(); if (conn != null) releaseConnection(conn); } catch (Exception ignore)
  private void closeConnection()  {    try     {      if (stmt != null) stmt.close();	// close statement//      if (conn != null) conn.close();	// release connection    }     catch (Exception ignore)     {    }  }