(Java) Transition from MailMan.FetchEmail to MailMan.FetchByUidl

Provides instructions for replacing deprecated FetchEmail method calls with FetchByUidl.

Note: This example requires Chilkat v11.0.0 or greater.

Chilkat Java Downloads Java Libs for Windows, MacOS, Linux, Alpine Linux Java Libs for Android

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[])
  {
    CkMailMan mailman = new CkMailMan();

    // ...
    // ...

    String uidl = "123";

    // ------------------------------------------------------------------------
    // The FetchEmail method is deprecated:

    CkEmail emailObj = mailman.FetchEmail(uidl);
    if (mailman.get_LastMethodSuccess() == false) {
        System.out.println(mailman.lastErrorText());
        return;
        }

    // ...
    // ...

    // ------------------------------------------------------------------------
    // Do the equivalent using FetchByUidl.
    // Your application creates a new, empty Email object which is passed 
    // in the last argument and filled upon success.

    boolean headerOnly = false;
    // Irrelevant because we are not downloading headers-only.
    int numBodyLines = 0;

    CkEmail emailOut = new CkEmail();
    boolean success = mailman.FetchByUidl(uidl,headerOnly,numBodyLines,emailOut);
    if (success == false) {
        System.out.println(mailman.lastErrorText());
        return;
        }
  }
}