我工作的一個web_application唱Java,servlets,JSP以及使用Apache Tomcat作為應用服務器我做了什么我創建了一個UI用戶選擇郵件ID的地方(他們可以選擇多個)當用戶點擊發送按鈕時,我正在觸發我的java類并發送郵件現在我要做什么現在我必須動態地執行此操作,每晚12點鐘我必須向某些特定用戶發送郵件我必須向其發送郵件的用戶我從登錄查詢中獲取該郵件ID,這不是問題我只是想知道如何在午夜時分12:00發送郵件Codding我到現在為止做過servlet類public class EmailSendingServlet extends HttpServlet {private static final long serialVersionUID = 1L;private String host;private
String port;private String user;private String pass;public void init() {
ServletContext context = getServletContext();
host = context.getInitParameter("host");
port = context.getInitParameter("port");
user = context.getInitParameter("user");
pass = context.getInitParameter("pass");}protected void doPost(HttpServletRequest request,
HttpServletResponse response) throws ServletException, IOException {
String recipient = request.getParameter("To"); // this i will get from login query
String subject = request.getParameter("subject");//this i can define manually
String content = request.getParameter("content");//same for this also
String resultMessage = "";
try {
EmailUtility.sendEmail(host, port, user, pass, recipient, subject,
content);
resultMessage = "The e-mail was sent successfully";
} catch (Exception ex) {
ex.printStackTrace();
resultMessage = "There were an error: " + ex.getMessage();
} }}
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