synchronized void addConnection(int id,String url,String user){
  try {
    managementDbAdd.setInt(1,id);
    managementDbAdd.setString(2,url);
    managementDbAdd.setString(3,user);
    managementDbAdd.execute();
  }
 catch (  SQLException e) {
    DbException.traceThrowable(e);
  }
}

synchronized void addConnection ( int id , String url , String user ) { try { managementDbAdd . setInt ( 1 , id ) ; managementDbAdd . setString ( 2 , url ) ; managementDbAdd . setString ( 3 , user ) ; managementDbAdd . execute ( ) ; } catch ( SQLException e ) { DbException . traceThrowable ( e ) ; } }
add a connection to the management database .
