DeleteMessages.java

package com.aspose.email.examples.imap;

import com.aspose.email.ImapClient;
import com.aspose.email.ImapFolderInfo;
import com.aspose.email.ImapMessageInfo;
import com.aspose.email.ImapMessageInfoCollection;
import com.aspose.email.MailMessage;
import com.aspose.email.SecurityOptions;
import com.aspose.email.system.collections.generic.List;

public class DeleteMessages {

	public static void main(String[] args) {
		deleteMessagesBySequenceNumber();
		deleteMessagesUsingMessageId();
		deleteSetOfMessagesUsingMessageUIDs();
	}

	public static void deleteMessagesBySequenceNumber() {
		ImapClient client = new ImapClient();
		client.setHost("imap.gmail.com");
		client.setPort(993);
		client.setUsername("username");
		client.setPassword("password");
		client.setSecurityOptions(SecurityOptions.Auto);

		client.selectFolder(ImapFolderInfo.IN_BOX);
		client.deleteMessage(1);
	}

	public static void deleteMessagesUsingMessageId() {
		ImapClient client = new ImapClient();
		client.setHost("imap.gmail.com");
		client.setPort(993);
		client.setUsername("username");
		client.setPassword("password");
		client.setSecurityOptions(SecurityOptions.Auto);

		client.selectFolder(ImapFolderInfo.IN_BOX);
		ImapMessageInfoCollection coll = client.listMessages();
		for (ImapMessageInfo msgInfo : coll) {
			client.deleteMessage(msgInfo.getUniqueId());
		}
	}

	public static void deleteSetOfMessagesUsingMessageUIDs() {
		final ImapClient client = new ImapClient("exchange.domain.com", "username", "password");
		try {
			try {
				System.out.println(client.getUidPlusSupported());

				//select the Inbox folder of server
				client.selectFolder(ImapFolderInfo.IN_BOX);

				//The following list variable will contain messages UIDs
				List<String> uidList = new List<String>();

				//Create 5 test messages and append them to server's mailbox
				final int messageNumber = 5;
				for (int i = 0; i < messageNumber; i++) {
					//Create a new message
					MailMessage message = new MailMessage("from@domain.com", "to@domain.com", "Deleting Multiple Messages using ImapClient based on Message UIDs",
							"EMAILNET-35226: Add ability in ImapClient to delete a set of messages");

					//Append the message to server
					String uid = client.appendMessage(message);

					//Add the message Unique Id to the storage list
					uidList.add(uid);
				}

				//Retrieve the list of messages and verify the message count
				final ImapMessageInfoCollection[] messageInfoCol = { null };
				messageInfoCol[0] = client.listMessages();
				System.out.println(messageInfoCol[0].size());

				//Now delete the messages using the messages' UIDs
				client.deleteMessagesByUids(uidList, true);
				client.commitDeletes();

				messageInfoCol[0] = client.listMessages();
				System.out.println(messageInfoCol[0].size());
			} finally {
			}
		} finally {
			client.dispose();
		}
	}
}