连接Oracle数据库

 public static Connection getConnection() {
//  return getConnectionFromPool();
//
//   return DBConnectionPool.getConnection();
   Connection conn = null;
  
   try {
   Class.forName("oracle.jdbc.driver.OracleDriver");
   conn = DriverManager.getConnection(
   "jdbc:oracle:thin:@127.0.0.1:1521:bjsxt", "cms", "cms");
   // System.out.println(conn);
   conn.setAutoCommit(false);
  
   } catch (ClassNotFoundException e) {
   // TODO Auto-generated catch block
   e.printStackTrace();
   } catch (SQLException e) {
   // TODO Auto-generated catch block
   e.printStackTrace();
   }
   return conn;
 }