userdao.java~4~

简单的信息录入系统 大家可以在这个基础上将其完善 是对初学者的有力帮助

package mvcdemo;
import java.sql.*;
import com.sun.rowset.*;
import javax.sql.rowset.CachedRowSet;
public class UserDAO {
    public UserDAO(){}
    public boolean select(User user){
        boolean result = false;
        String sql = "select * from userTbl where sname='%s' and spassword='%s'";
        sql = String.format(sql,new String[]{user.getName(),user.getPassword()});
        return result;
    }
}