[code]package com.zxm.web;import java.io.IOException;
import java.io.PrintWriter;import javax.servlet.RequestDispatcher;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;public class CompIntrDeal extends HttpServlet { public CompIntrDeal() {
super();
}
public void destroy() {
super.destroy();
}
public void doGet(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
RequestDispatcher rd = request.getRequestDispatcher("/admin/header.html");
rd.forward(request, response);
} public void doPost(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
doGet(request,response);
} public void init() throws ServletException {
}}
[/code]本来预期结果是跳转到header.html页面。
但浏览器中却显示了下面的一条消息,实际上转到的并不是head.html页面:
import java.io.PrintWriter;import javax.servlet.RequestDispatcher;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;public class CompIntrDeal extends HttpServlet { public CompIntrDeal() {
super();
}
public void destroy() {
super.destroy();
}
public void doGet(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
RequestDispatcher rd = request.getRequestDispatcher("/admin/header.html");
rd.forward(request, response);
} public void doPost(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
doGet(request,response);
} public void init() throws ServletException {
}}
[/code]本来预期结果是跳转到header.html页面。
但浏览器中却显示了下面的一条消息,实际上转到的并不是head.html页面:
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import java.io.PrintWriter;import javax.servlet.RequestDispatcher;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;public class CompIntrDeal extends HttpServlet { public CompIntrDeal() {
super();
}
public void destroy() {
super.destroy();
}
public void doGet(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
RequestDispatcher rd = request.getRequestDispatcher("/admin/header.html");
rd.forward(request, response);
} public void doPost(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
doGet(request,response);
} public void init() throws ServletException {
}}
web.xml里servlet映射好了吗?
out.println("<form action=\"CompIntrDeal\" method=\"post\">");
web.xml的servlet映射: <servlet>
<description>This is the description of my J2EE component</description>
<display-name>This is the display name of my J2EE component</display-name>
<servlet-name>CompIntrDeal</servlet-name>
<servlet-class>com.zxm.web.CompIntrDeal</servlet-class>
</servlet>
<servlet-mapping>
<servlet-name>CompIntrDeal</servlet-name>
<url-pattern>/admin/CompIntrDeal</url-pattern>
</servlet-mapping>映射应该是没有什么问题的,都是通过myeclipse自动产生的
可能是
RequestDispatcher rd = request.getRequestDispatcher("/admin/header.html");
这个地方跳转页面路径的问题
改成:RequestDispatcher rd = request.getRequestDispatcher("header.html");
试试看....
<web-app version="2.4" xmlns="http://java.sun.com/xml/ns/j2ee"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://java.sun.com/xml/ns/j2ee http://java.sun.com/xml/ns/j2ee/web-app_2_4.xsd">
<context-param>
<param-name>host</param-name>
<param-value>localhost</param-value>
</context-param>
<context-param>
<param-name>database</param-name>
<param-value>website</param-value>
</context-param>
<context-param>
<param-name>user</param-name>
<param-value>root</param-value>
</context-param>
<context-param>
<param-name>password</param-name>
<param-value>123</param-value>
</context-param>
<context-param>
<param-name>JDBCDriver</param-name>
<param-value>com.mysql.jdbc.Driver</param-value>
</context-param>
<context-param>
<param-name>dbPort</param-name>
<param-value>3306</param-value>
</context-param>
<servlet>
<description>This is the description of my J2EE component</description>
<display-name>This is the display name of my J2EE component</display-name>
<servlet-name>CompIntrDeal</servlet-name>
<servlet-class>com.zxm.web.CompIntrDeal</servlet-class>
</servlet> <servlet-mapping>
<servlet-name>CompIntrDeal</servlet-name>
<url-pattern>/admin/CompIntrDeal</url-pattern>
</servlet-mapping>
<welcome-file-list>
<welcome-file>index.jsp</welcome-file>
</welcome-file-list>
<login-config>
<auth-method>BASIC</auth-method>
</login-config>
</web-app>
throws ServletException, IOException {
RequestDispatcher rd = request.getRequestDispatcher("/admin/header.html");
rd.forward(request, response);
} public void doPost(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
doGet(request,response);
}换一下试试看: public void doGet(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
doPost(request,response); } public void doPost(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
RequestDispatcher rd = request.getRequestDispatcher("/admin/header.html");
rd.forward(request, response); }
rd.forward(request, response);