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java关闭连接数据库教程代码

finally {

          getconnection.closeconnection(rs, ps教程, con);    
        }

 

closeconnection(resultset rs,preparestatement ps教程,connection con)
{
  if(rs != null)
  {
    try
            {
                rs .close();
            }
            catch (sqlexception e)
            {
                //do something
            }
     //下同
  }
}   

//方法二

finally {
    if (rs != null) {
        try{
            getconnection.closeconnection(rs, ps, con);
        }catch(exception){
        }
    }
}

//

finally {
            if (rs != null) {
                getconnection.closeconnection(rs, ps, con);
            }
        }

 %>

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