📄 logout.java
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package webmailservlet;import javax.servlet.*;import javax.servlet.http.*;import java.io.*;import java.util.*;public class logout extends HttpServlet { private static final String CONTENT_TYPE = "text/html; charset=GBK"; /**Initialize global variables*/ public void init() throws ServletException { } /**Process the HTTP Get request*/ public void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { response.setContentType(CONTENT_TYPE); PrintWriter out = response.getWriter(); out.println("<html>"); out.println("<head><title>logout</title></head>"); out.println("<body>"); out.println("<p>退出系统</p>"); out.println("</body></html>"); HttpSession session=request.getSession(true); session.setAttribute("username",""); response.sendRedirect("../webmail_sev/login.jsp"); } /**Clean up resources*/ public void destroy() { }}⌨️ 快捷键说明
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