📄 mailsendservlet.java
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package com.darwinsys.webmail;import com.darwinsys.util.*;import java.io.*;import javax.servlet.*;;import javax.servlet.http.*;;/** * Servlet that sends email. * BEWARE of security implications! */public class MailSendServlet extends HttpServlet { /** * Called to process each request. */ public void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { HttpSession session = request.getSession(false); if (session == null || session.getAttribute("jabadot.user") == null) { out.println("<h1>Error</h1>"); out.println("<p>You must be logged in before you can send mail!</p>"); log("Non-logged-in mail servlet from " + request.getHost()); return; } String title = "Mail Sender Servlet"; String text = request.getParameter("text"); String recipient = request.getParameter("recipient"); String subject = request.getParameter("subject"); response.setContentType("text/html"); PrintWriter out = response.getWriter(); out.println("<html><head><title>"); out.println(title); out.println("</title></head><body>"); out.println("<h1>" + title + "</h1>"); out.println("<h2>Calling Mailer...</h2>"); try { MimeMessage m = new MimeMessage(session); m.setFrom("ian@darwinsys.com"); Address[] to = new InternetAddress[] { new InternetAddress(recipient) }; m.setRecipients(Message.RecipientType.TO, to); m.setSubject(subject); m.setSentDate(new Date()); m.setContent(text); Transport.send(m); out.println("Mail sent...."); } catch(Exception e) { out.println(e.toString()); } finally { out.println("</BODY></HTML>"); out.close(); } }}⌨️ 快捷键说明
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