自己写的一个简单的旅游网页

package com.Trip.db; import java.sql.Connection; import java.sql.DriverManager; import java.sql.SQLException; public class DBConn { Connection conn; public Connection getConn() { return conn; } // 核心代码 public DBConn(String user,String password) { try { // 1 加载驱动 Class.forName("oracle.jdbc.driver.OracleDriver").newInstance(); // 2 建立连接 conn = DriverManager.getConnection( "jdbc:oracle:thin:@localhost:1521:oracle10g", "scott", "zhaolonglong"); // 3 测试连接 if (!conn.isClosed()) System.out.println("connoracle ok!!"); else System.out.println("connoracle error!!"); } catch (ClassNotFoundException e) { // TODO Auto-generated catch block e.printStackTrace(); } catch (SQLException e) { // TODO Auto-generated catch block e.printStackTrace(); } catch (InstantiationException e) { // TODO Auto-generated catch block e.printStackTrace(); } catch (IllegalAccessException e) { // TODO Auto-generated catch block e.printStackTrace(); } } public static void main(String[] args) { new DBConn(null, null); } public void setConn(Connection conn) { this.conn = conn; } }