jsp：嵌套java代碼的html頁面
servlet：嵌套html代碼的java類
login.jsp
~~~~~~~~~~~~~~~
<form action="/test/bbb">
username:<input type="text" name="username"><br>
password:<input type="password" name="password"><br>
<input type="submit" value="submit! ">
<input type="reset" value="reset!">
~~~~~~~~~~~~~
LoginServlet.java
~~~~~~~~~~~~~~
public class LoginServlet extends HttpServlet
{
@Override
protected void doGet(HttpServletRequest req, HttpServletResponse resp)
throws ServletException, IOException
{
String username=req.getParameter("username");
String password=req.getParameter("password");
PrintWriter out=resp.getWriter();
out.println("<html><title><head>login result</head></title>");
out.println("<body>"+username+"<br><br>"+password+"</body></html>");
}
}
~~~~~~~~~~
修改web.xml
<servlet>
<servlet-name>Login</servlet-name>
<servlet-class>com.hyh.servlet.LoginServlet</servlet-class>
</servlet>
<servlet-mapping>
<servlet-name>Login</servlet-name>
<url-pattern>/bbb</url-pattern>
</servlet-mapping>