发布时间 : 星期三 文章WEB程序设计(JSP)更新完毕开始阅读3f1203104431b90d6c85c70f
修改用户的JavaBean(ModifyUser.java),代码如下:
package toolBean.user;
import java.io.IOException; import java.io.PrintWriter; import java.sql.SQLException;
import javax.servlet.ServletException; import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse;
import valueBean.User;
public class ModifyUser extends HttpServlet {
public void doPost(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
}
//返回上页
String goBack=\返回上页\; }
response.setContentType(\); PrintWriter out = response.getWriter();
String name=request.getParameter(\); if(name!=null) //单击了‘修改用户’ { }
out.print(\修改成功!\); out.print(goBack); out.close();
String username=request.getParameter(\); String password=request.getParameter(\); User user=new User(); user.setUsername(username); user.setPassword(password);
toolBean.db.AccessUserFromDB dbUser=new try { }
dbUser.Update(user); e.printStackTrace();
out.print(\修改失败:\+e.getLocalizedMessage()); out.print(goBack); return;
} catch (SQLException e) {
toolBean.db.AccessUserFromDB();
思考题:
1. 当数据库中存贮中文信息时,如何在jsp页面中显示中文?
2. 考虑将添加、删除、查找(所有)用户及修改用户集成到一个JSP页面中