Java

Delete Individual Emails from POP3 Mailbox

Demonstrates how to delete individual emails from a POP3 mailbox. Java

import com.chilkatsoft.*;

public class ChilkatExample {

  static {
    try {
        System.loadLibrary("chilkat");
    } catch (UnsatisfiedLinkError e) {
      System.err.println("Native code library failed to load.\n" + e);
      System.exit(1);
    }
  }

  public static void main(String argv[])
  {
    boolean success = false;

    //  This example assumes the Chilkat API to have been previously unlocked.
    //  See Global Unlock Sample for sample code.

    //  The mailman object is used for receiving (POP3) 
    //  and sending (SMTP) email.
    CkMailMan mailman = new CkMailMan();

    //  Set the POP3 server's hostname
    mailman.put_MailHost("pop.example.com");

    //  Set the POP3 login/password.
    mailman.put_PopUsername("myLogin");
    mailman.put_PopPassword("myPassword");

    //  Set the ImmediateDelete property = false
    //  When the DeleteEmail method is called, the POP3 session
    //  will remain open and the emails will be deleted all at once
    //  when the session closes.
    mailman.put_ImmediateDelete(false);

    //  Download email headers.  
    CkEmailBundle bundle = new CkEmailBundle();
    boolean keepOnServer = true;
    boolean headersOnly = true;
    int numBodyLines = 1;
    success = mailman.FetchAll(keepOnServer,headersOnly,numBodyLines,bundle);
    if (success == false) {
        System.out.println(mailman.lastErrorText());
        return;
        }

    CkEmail email = new CkEmail();
    int i = 0;
    while (i < bundle.get_MessageCount()) {
        bundle.EmailAt(i,email);

        System.out.println("From: " + email.ck_from());
        System.out.println("Subject: " + email.subject());

        //  If you decide the email is to be deleted, call DeleteEmail.
        //  This marks the email for deletion on the POP3 server.
        success = mailman.DeleteEmail(email);
        if (success == false) {
            System.out.println(mailman.lastErrorText());
            return;
            }

        i = i+1;
        }

    //  Make sure the POP3 session is ended to finalize the deletes.
    success = mailman.Pop3EndSession();
    if (success == false) {
        System.out.println(mailman.lastErrorText());
        return;
        }

    System.out.println("Success!");
  }
}