Ques 26. Sample code for deleting messages using JavaMail.
If you want to delete any message then set the message flag delete. There are different types of flags, some system-defined and some user-defined.
* Flags.Flag.ANSWERED* Flags.Flag.DELETED* Flags.Flag.DRAFT* Flags.Flag.FLAGGED* Flags.Flag.RECENT* Flags.Flag.SEEN* Flags.Flag.USERTo delete messages, you set the message's DELETED flag:message.setFlag(Flags.Flag.DELETED, true);Open up the folder in READ_WRITE mode first though:folder.open(Folder.READ_WRITE);Then, when you are done processing all messages, close the folder, passing in a true value to expunge the deleted messages.
if (!folder.exists()) {
System.out.println("inbox not found");
System.exit(0);
}
folder.open(Folder.READ_WRITE);
Message[] msg = folder.getMessages();
//System.out.println((messages.length+1)+" message found");
for (int i = 0; i < msg.length; i++) {
System.out.println("--------- " + (i + 1) + "------------");
String from = InternetAddress.toString(msg[i].getFrom());
if (from != null) {
System.out.println("From: " + from);
}
String replyTo = InternetAddress.toString(
msg[i].getReplyTo());
if (replyTo != null) {
System.out.println("Reply-to: " + replyTo);
}
String to = InternetAddress.toString(
msg[i].getRecipients(Message.RecipientType.TO));
if (to != null) {
System.out.println("To: " + to);
}
String subject = msg[i].getSubject();
if (subject != null) {
System.out.println("Subject: " + subject);
}
Date sent = msg[i].getSentDate();
if (sent != null) {
System.out.println("Sent: " + sent);
}
System.out.println("Message : ");
System.out.println(msg[i].getContent());
}
System.out.println("Enter message no to delete :");
BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
String no = br.readLine();
msg[Integer.parseInt(no) - 1].setFlag(FLAGS.Flag.DELETED, true);
System.out.println("Msg Delete .....");
folder.close(true);
store.close();
}
}
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Ques 27. Sample code to send HTML mail with images using JavaMail.
A client create new message by using Message subclass. It sets attributes like recipient address and the subject, and inserts the content into the Message object, and inserts the content into the Message object. Finally, it sends the Message by invoking the Transport.send() method.
The Transport class models the transport agent that routes a message to its destination addresses. This class provides methods that send a message to a list of recipients. Invoking the Transport.send() method with a Message object identifies the appropriate transport based on its destination addresses.