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java WEB-INF中的jsp或html文件访问方法

2016-09-14 21:06 239 查看

WEB-INF目录介绍

WEB-INF是Java的WEB应用的安全目录,客户端无法访问,只有服务端可以访问的目录。

如果想在页面中直接访问其中的文件,可以通过服务端跳转访问。

工程目录结构



LoginServlet.java代码

package com.sun.login.servlet;

import java.io.IOException;
import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

/**
* Servlet implementation class LoginServlet
*/
@WebServlet(urlPatterns={"/login"})
public class LoginServlet extends HttpServlet {
private static final long serialVersionUID = 1L;

/**
* Default constructor.
*/
public LoginServlet() {
}

/**
* @see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse response)
*/
protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
String path="/WEB-INF/pages/login.html";
request.getRequestDispatcher(path).forward(request, response);
}

/**
* @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse response)
*/
protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
doGet(request, response);
}

}
login.html代码
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>Insert title here</title>
</head>
<body>
<h2>欢迎登陆!</h2>
</body>
</html>
使用浏览器访问http://localhost:8080/login/login,即可访问欢迎页面login.html
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标签:  servlet jsp web应用