www.pudn.com > JMail4Email.rar > MessageList.java

// MessageList.java 
 
import javax.mail.*; 
 
/** 
 *  Demo class for listing messages on a POP3 server using the JavaMail API. 
 * 
 *  @author Chad (shod) Darby, darby@j-nine.com 
 */ 
public class MessageList { 
 
	public static void main(String[] args) { 
		if (args.length != 3) { 
			System.out.println("Usage:  java MessageList   "); 
			System.exit(1); 
		} 
 
		String host = args[0]; 
		String user = args[1]; 
		String password = args[2]; 
 
		try { 
			// Step 1:  Configure the mail session 
			System.out.println("Configuring mail session for: " + host); 
			java.util.Properties props = new java.util.Properties(); 
			props.put("mail.pop3.host", host); 
			Session mailSession = Session.getDefaultInstance(props); 
 
			// Step 2:  Retrieve and connect to the Store 
			System.out.println("Connecting to message store: " + host); 
			Store msgStore = mailSession.getStore("pop3"); 
			msgStore.connect(host, user, password); 
			System.out.println("Connected!"); 
 
			// Step 3:  Retrieve the INBOX  folder 
			Folder inbox = msgStore.getDefaultFolder().getFolder("INBOX"); 
			inbox.open(Folder.READ_ONLY); 
 
			// Step 4:  Retrieve a list of messages 
			Message[] msgs = inbox.getMessages(); 
			FetchProfile profile = new FetchProfile(); 
			profile.add(FetchProfile.Item.ENVELOPE); 
			inbox.fetch(msgs, profile); 
 
			// Step 5:  Display the subject and date for each message 
			int count = inbox.getMessageCount(); 
			for (int i=0; i < count; i++) { 
				System.out.println("Message #" + msgs[i].getMessageNumber()); 
				System.out.println("Subject: " + msgs[i].getSubject()); 
				System.out.println("Date: " + msgs[i].getSentDate()); 
				System.out.println("------------------------------------\n"); 
			} 
 
			// Step 6:  Close up shop 
			inbox.close(false); 
			msgStore.close(); 
		} 
		catch (javax.mail.MessagingException exc) { 
			exc.printStackTrace(); 
		} 
	} 
}