}
return _manager;
}
private Core getCore(ConnectionData data) throws PageException{
Core core = (Core) cores.get(data.datasourceName);
if(core==null){
DatasourceConnection dc = getManager().getConnection(ThreadLocalPageContext.get(), data.getDatasourceName(), data.getUsername(), data.getPassword());
try {
dc.getConnection().setAutoCommit(false);