应该怎么写啊?谢谢帮忙看看
我要判断用户名和密码是否正确,上面一部分写好了的,下面写一个if-else字句,但是这里应该怎么写啊?
谢谢帮忙看看
public class UserManager {
QueryRunner run = new QueryRunner();
User user = new User();
public boolean isValidUser(String userName, String password) throws SQLException {
String sql = "select * from test a where a.Name=? and a.Sn=?";
Object[] params = {userName, password};
ResultSetHandler rsh = new UserResultSetHandler();
user = (User) run.query(sql, params, rsh);
问题点数:0、回复次数:4Top
1 楼Aaronli()回复于 2005-04-01 09:29:35 得分 0
无法回答 ResultSetHandler user 是什么都不知道Top
2 楼topil(认认真真学习,塌塌实实工作)回复于 2005-04-01 11:26:39 得分 0
Connection conn = connectDB();
Statement stmt = null;
try {
stmt = conn.createStatement();
stmt.execute(sql);
ResultSet rset = stmt.getResultSet();
if (rset.next()){
//用户名密码正确
.........
}
else{
//用户名密码正确
.......
}
}catch(SQLException e){}Top
3 楼shan1119(大天使,卐~解!)回复于 2005-04-01 12:52:20 得分 0
问的不太清楚Top
4 楼qjzrd(学问学问,边学边问,:))回复于 2005-04-01 15:09:20 得分 0
dingTop




