Servlet中将JavaBean对象传递给JSP页面
2018-08-21 本文已影响0人
神坛下的我
InfoBean.java
public class InfoBean {
private String name;
private String pwd;
private String sex;
private int age;
private String email;
public InfoBean(){}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public String getPwd() {
return pwd;
}
public void setPwd(String pwd) {
this.pwd = pwd;
}
public String getSex() {
return sex;
}
public void setSex(String sex) {
this.sex = sex;
}
public int getAge() {
return age;
}
public void setAge(int age) {
this.age = age;
}
public String getEmail() {
return email;
}
public void setEmail(String email) {
this.email = email;
}
}
UseServlet.java
@WebServlet("/user.do")
public class UseServlet extends HttpServlet{
private static final long serialVersionUID = 1L;
@Override
protected void doPost(HttpServletRequest req, HttpServletResponse resp)
throws ServletException, IOException {
//设置字符集格式为utf-8
req.setCharacterEncoding("UTF-8");
String name=req.getParameter("name");
String pwd=req.getParameter("pwd");
String sex=req.getParameter("sex");
String age=req.getParameter("age");
String email=req.getParameter("email");
InfoBean user= new InfoBean();
user.setName(name);
user.setPwd(pwd);
user.setSex(sex);
user.setAge(new Integer(age));
user.setEmail(email);
req.setAttribute("User", user);
req.getRequestDispatcher("success.jsp").forward(req, resp);
}
@Override
protected void doGet(HttpServletRequest req, HttpServletResponse resp)
throws ServletException, IOException {
doPost(req, resp);
}
}
index.jsp
<body>
<form action="user.do" method="post">
<table align="center">
<tr>
<td>用户名：</td>
<td><input type="text" name="name"/></td>
</tr>
<tr>
<td>密码：</td>
<td><input type="password" name="pwd"/></td>
</tr>
<tr>
<td>性别：</td>
<td>
<input type="radio" name="sex" value="男"/>男
<input type="radio" name="sex" value="女"/>女
</td>
</tr>
<tr>
<td>年龄:</td>
<td><input type="text" name="age"/></td>
</tr>
<tr>
<td>Email:</td>
<td><input type="text" name="email"/></td>
</tr>
<tr>
<td colspan="2" align="center">
<input type="submit" value="登录"/>
<input type="reset" value="重置"/>
</td>
</tr>
</table>
</form>
</body>
success.jsp
<%
InfoBean user = (InfoBean)request.getAttribute("User");
%>
<b>登录成功！</b><br>
您的信息为：<br/>
<table align="center">
<tr>
<td>用户名：</td>
<td><%=user.getName() %></td>
</tr>
<tr>
<td>密码：</td>
<td><%=user.getPwd() %></td>
</tr>
<tr>
<td>性别：</td>
<td><%=user.getSex() %></td>
</tr>
<tr>
<td>年龄：</td>
<td><%=user.getAge()%></td>
</tr>
<tr>
<td>Email：</td>
<td><%=user.getEmail() %></td>
</tr>
<tr>
<td><a href="index.jsp">【回到主页】</a></td></tr>
</table>
25.PNG
