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How can i open a window popup in Servlet and then Redirect a Page

I want to open a popup window on calling a servlet and then want to redirect servlet to some .jsp page.

This is what i've done:

protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
        // TODO Auto-generated method stub
        PrintWriter out = response.getWriter();
        out.println("<html><body>");
        out.println("<script type=\"text/javascript\">");
        out.println("window.open(\"pageA.jsp\")");
        out.println("</script>");
        out.println("</body></html>");
        response.sendRedirect("pageB.jsp");
    }

This code will only popup window when the response.sendRedirect("error.jsp"); is not present or commented. Currently with this code, it is not popping a window and directly redirecting this page to error.jsp

How can i do both of the above things at the same time?


2 Answers

You can use JavaScript do the trick. For example:

protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
    PrintWriter out = response.getWriter();
    out.println("<html><body>");
    out.println("<script type=\"text/javascript\">");
    out.println("var popwin = window.open(\"pageA.jsp\")");
    out.println("setTimeout(function(){ popwin.close(); window.location.href='pageB.jsp';},5000)");
    out.println("</script>");
    out.println("</body></html>");
}
like image 141
AnthonyY Avatar answered Nov 21 '25 08:11

AnthonyY


Instead of redirecting a page using sendRedirect, Use

window.location.href = 'pageB.jsp'


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