メールは apache-email ライブラリを使用して送信されました。(commons-email-1.5.jar) 添付ファイル名に韓国語が含まれている場合、添付ファイル名が壊れています。ファイル名が正常に送信される方法は何ですか? javax.mail-api ライブラリを直接使用しないでください。apache-email ライブラリのみを使用する必要があります。
これを試して
- 配置の設定 (添付、インライン)
- エンコーディングの設定 (utf-8、euc-kr)
- javax.mail-api ライブラリを使用 (問題なく動作しますが、使用しないでください。)
ソースコード
commons-email-1.5.jar を使用 (添付ファイル名が壊れています)// using commons-email-1.5.jar)
String fileName = "한글testfile한글한글한글한글testfile한글한글한글한글testfile한글한글한글한글testfile한글한글한글한글testfile한글한글한글한글testfile한글한글한글.txt";
String filePath = "./file/";
MultiPartEmail email = new MultiPartEmail();
email.setCharset("UTF-8");
email.setSmtpPort(465);
email.setHostName("xxx");
email.addTo("xxx");
email.setFrom("xxx");
email.setSubject("Message Alert");
email.setMsg("This is message body");
email.setAuthenticator(new DefaultAuthenticator("xxx", "xxx"));
email.setSSLOnConnect(true);
email.setDebug(true);
/** case 1 */
EmailAttachment attachment = new EmailAttachment();
attachment.setName(fileName);
attachment.setPath(filePath + fileName);
attachment.setDisposition(EmailAttachment.ATTACHMENT);
attachment.setDescription(fileName);
email.attach(attachment);
email.send();
javax.mail-api.jar を使用 (添付ファイル名は壊れていません)
String to = "xxx";// change accordingly
final String user = "xxx";// change accordingly
final String password = "xxx";
// 1) get the session object
Properties props = new Properties();
props.put("mail.smtp.host", "xxxxxx");
props.put("mail.smtp.port", "25");
props.put("mail.debug", "true");
props.put("mail.smtp.auth", "true");
props.put("mail.smtp.starttls.enable", "true");
props.put("mail.smtp.EnableSSL.enable", "true");
props.put("mail.mime.encodeparameters", "false");
props.setProperty("mail.smtp.socketFactory.class", "javax.net.ssl.SSLSocketFactory");
props.setProperty("mail.smtp.socketFactory.fallback", "false");
props.setProperty("mail.smtp.port", "465");
props.setProperty("mail.smtp.socketFactory.port", "465");
Session session = Session.getDefaultInstance(props, new javax.mail.Authenticator() {
protected PasswordAuthentication getPasswordAuthentication() {
return new PasswordAuthentication(user, password);
}
});
// 2) compose message
try {
MimeMessage msg = new MimeMessage(session);
msg.setFrom(new InternetAddress(user));
msg.addRecipient(Message.RecipientType.TO, new InternetAddress(to));
msg.setSubject("Message Alert");
// 3) create MimeBodyPart object and set your message text
BodyPart messageBodyPart1 = new MimeBodyPart();
messageBodyPart1.setText("This is message body");
// 4) create new MimeBodyPart object and set DataHandler object to this object
MimeBodyPart messageBodyPart2 = new MimeBodyPart();
String filePath = "./file/한글testfile한글한글한글한글testfile한글한글한글한글testfile한글한글한글한글testfile한글한글한글한글testfile한글한글한글한글testfile한글한글한글.txt"; // change accordingly
String fileName = "한글testfile한글한글한글한글testfile한글한글한글한글testfile한글한글한글한글testfile한글한글한글한글testfile한글한글한글한글testfile한글한글한글.txt";
DataSource source = new FileDataSource(filePath);
messageBodyPart2.setDataHandler(new DataHandler(source));
messageBodyPart2.setFileName(fileName);
// 5) create Multipart object and add MimeBodyPart objects to this object
Multipart multipart = new MimeMultipart();
multipart.addBodyPart(messageBodyPart1);
multipart.addBodyPart(messageBodyPart2);
// 6) set the multiplart object to the message object
msg.setContent(multipart);
// 7) send message
Transport.send(msg);
System.out.println("message sent....");
} catch (MessagingException ex) {
ex.printStackTrace();
}
実績
commons-email-1.5.jar を使用 - ファイル名が壊れています。attachment file name : =_UTF-8_Q_=ED=95=9C=EA=B8=80testfile=ED=95=9C=EA=B8=80_= =_UTF-8_Q_=ED=95=9C=EA=B8=80=ED=95=9C=EA=B8=80=ED=95=9C=EA=B8=80testfil_= =_UTF-8_Q_e=ED=95=9C=EA=B8=80=ED=95=9C=EA=B8=80=E___ ___filename_3=__D=95=9.txt_=
javax.mail-api.jar を使用 - ファイル名は通常
attachment file name : 한글testfile한글한글한글한글testfile한글한글한글한글testfile한글한글한글한글testfile한글한글한글한글testfile한글한글한글한글testfile한글한글한글.txt
メール送信ログ
commons-email-1.5.jar をデバッグモードで使用してログに記録するContent-Type: text/plain; charset=UTF-8;
name*0="=?UTF-8?Q?=ED=95=9C=EA=B8=80testfile=ED=95=9C=EA=B8=80?=
=?U";
name*1="TF-8?Q?=ED=95=9C=EA=B8=80=ED=95=9C=EA=B8=80=ED=95=9C=EA=B8=8";
name*2="0testfil?=
=?UTF-8?Q?e=ED=95=9C=EA=B8=80=ED=95=9C=EA=B8=80=E";
name*3="D=95=9C?= =?UTF-8?Q?=EA=B8=80=ED=95=9C=EA=B8=80tes?=
=?UTF-8";
name*4="?Q?tfile=ED=95=9C?=
=?UTF-8?Q?=EA=B8=80=ED=95=9C=EA=B8=80=ED";
name*5="=95=9C=EA=B8=80=ED=95=9C=EA=B8=80?=
=?UTF-8?Q?testfile=ED=95";
name*6="=9C=EA=B8=80=ED=95=9C=EA=B8=80?=
=?UTF-8?Q?=ED=95=9C=EA=B8=8";
name*7="0=ED=95=9C=EA=B8=80testfile=ED=95=9C?=
=?UTF-8?Q?=EA=B8=80=E";
name*8="D=95=9C=EA=B8=80=ED=95=9C=EA=B8=80=ED=95=9C?=
=?UTF-8?Q?=EA=";
name*9="B8=80testf?=
=?UTF-8?Q?ile=ED=95=9C=EA=B8=80=ED=95=9C=EA=B8=";
name*10="80=ED=95=9C=EA=B8=80.txt?="
Content-Transfer-Encoding: base64
Content-Disposition: attachment;
filename*0="=?UTF-8?Q?=ED=95=9C=EA=B8=80testfile=ED=95=9C=EA=B8=80?=
=?U";
filename*1="TF-8?Q?=ED=95=9C=EA=B8=80=ED=95=9C=EA=B8=80=ED=95=9C=EA=B8=8";
filename*2="0testfil?=
=?UTF-8?Q?e=ED=95=9C=EA=B8=80=ED=95=9C=EA=B8=80=E";
filename*3="D=95=9C?= =?UTF-8?Q?=EA=B8=80=ED=95=9C=EA=B8=80tes?=
=?UTF-8";
filename*4="?Q?tfile=ED=95=9C?=
=?UTF-8?Q?=EA=B8=80=ED=95=9C=EA=B8=80=ED";
filename*5="=95=9C=EA=B8=80=ED=95=9C=EA=B8=80?=
=?UTF-8?Q?testfile=ED=95";
filename*6="=9C=EA=B8=80=ED=95=9C=EA=B8=80?=
=?UTF-8?Q?=ED=95=9C=EA=B8=8";
filename*7="0=ED=95=9C=EA=B8=80testfile=ED=95=9C?=
=?UTF-8?Q?=EA=B8=80=E";
filename*8="D=95=9C=EA=B8=80=ED=95=9C=EA=B8=80=ED=95=9C?=
=?UTF-8?Q?=EA=";
filename*9="B8=80testf?=
=?UTF-8?Q?ile=ED=95=9C=EA=B8=80=ED=95=9C=EA=B8=";
filename*10="80=ED=95=9C=EA=B8=80.txt?="
Content-Description: =?UTF-8?Q?=ED=95=9C=EA=B8=80testfile=ED=95=9C=EA=B8=80?=
=?UTF-8?Q?=ED=95=9C=EA=B8=80=ED=95=9C=EA=B8=80=ED=95=9C=EA=B8=80testfil?=
=?UTF-8?Q?e=ED=95=9C=EA=B8=80=ED=95=9C=EA=B8=80=ED=95=9C?=
=?UTF-8?Q?=EA=B8=80=ED=95=9C=EA=B8=80tes?= =?UTF-8?Q?tfile=ED=95=9C?=
=?UTF-8?Q?=EA=B8=80=ED=95=9C=EA=B8=80=ED=95=9C=EA=B8=80=ED=95=9C=EA=B8=80?=
=?UTF-8?Q?testfile=ED=95=9C=EA=B8=80=ED=95=9C=EA=B8=80?=
=?UTF-8?Q?=ED=95=9C=EA=B8=80=ED=95=9C=EA=B8=80testfile=ED=95=9C?=
=?UTF-8?Q?=EA=B8=80=ED=95=9C=EA=B8=80=ED=95=9C=EA=B8=80=ED=95=9C?=
=?UTF-8?Q?=EA=B8=80testf?=
=?UTF-8?Q?ile=ED=95=9C=EA=B8=80=ED=95=9C=EA=B8=80=ED=95=9C=EA=B8=80.txt?=
デバッグ モードで javax.mail-api.jar を使用してログに記録します。
Content-Type: text/plain; charset=UTF-8;
name*=UTF-8''%ED%95%9C%EA%B8%80testfile%ED%95%9C%EA%B8%80%ED%95%9C%EA%B8%80%ED%95%9C%EA%B8%80%ED%95%9C%EA%B8%80testfile%ED%95%9C%EA%B8%80%ED%95%9C%EA%B8%80%ED%95%9C%EA%B8%80%ED%95%9C%EA%B8%80testfile%ED%95%9C%EA%B8%80%ED%95%9C%EA%B8%80%ED%95%9C%EA%B8%80%ED%95%9C%EA%B8%80testfile%ED%95%9C%EA%B8%80%ED%95%9C%EA%B8%80%ED%95%9C%EA%B8%80%ED%95%9C%EA%B8%80testfile%ED%95%9C%EA%B8%80%ED%95%9C%EA%B8%80%ED%95%9C%EA%B8%80%ED%95%9C%EA%B8%80testfile%ED%95%9C%EA%B8%80%ED%95%9C%EA%B8%80%ED%95%9C%EA%B8%80.txt
Content-Transfer-Encoding: base64
Content-Disposition: attachment;
filename*=UTF-8''%ED%95%9C%EA%B8%80testfile%ED%95%9C%EA%B8%80%ED%95%9C%EA%B8%80%ED%95%9C%EA%B8%80%ED%95%9C%EA%B8%80testfile%ED%95%9C%EA%B8%80%ED%95%9C%EA%B8%80%ED%95%9C%EA%B8%80%ED%95%9C%EA%B8%80testfile%ED%95%9C%EA%B8%80%ED%95%9C%EA%B8%80%ED%95%9C%EA%B8%80%ED%95%9C%EA%B8%80testfile%ED%95%9C%EA%B8%80%ED%95%9C%EA%B8%80%ED%95%9C%EA%B8%80%ED%95%9C%EA%B8%80testfile%ED%95%9C%EA%B8%80%ED%95%9C%EA%B8%80%ED%95%9C%EA%B8%80%ED%95%9C%EA%B8%80testfile%ED%95%9C%EA%B8%80%ED%95%9C%EA%B8%80%ED%95%9C%EA%B8%80.txt