HttpServletResponse 返回彈窗顯示
阿新 • • 發佈：2021-12-17
問題：
HttpServletResponse 返回後端資訊並彈窗顯示，在點選彈窗中的確定後關閉該網頁視窗
public void Download(String fileName, HttpServletRequest request, HttpServletResponse response){
try{
// 資料處理
}catch (Exception e) {
response.setContentType("text/html;charset=utf-8");
PrintWriter writer = response.getWriter();
writer.print("" +
"<html>" +
"<body>" +
"<script type='text/javascript'>" +
"alert('模板下載失敗!');" +
"window.opener=null;" +
"window.top.open('','_self','');" +
"window.close(this);" +
"</script>" +
"</body>" +
"</html>"
);
writer.close();
}
}