dbconnection.java

一个很好的BBS论坛项目

package com.ibm.util;

import java.sql.Connection;
import java.sql.DriverManager;

public class DBConnection {
	private Connection conn;
	private static DBConnection dbcon;
	private DBConnection()
	{
		
	}
	
	public static DBConnection DBConnnection() {
		if(dbcon==null) 
		{
			dbcon = new DBConnection();
		}
		return dbcon;
	}
	
	public Connection getConnection()
	{
		try{
			Class.forName("com.mysql.jdbc.Driver");
			conn = DriverManager.getConnection("jdbc:mysql://localhost:3306/bbs","root","admin");
			System.out.println("数据库连接失败");
			
		}
		catch(Exception e)
		{
			System.out.println("数据库连接失败！");
		}
		return conn;
	}
}