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Android™

Get a Digest Message as an Email Object

See more Email Object Examples

Demonstrates the Chilkat Email.GetDigestEmail method, which copies the Nth digest email contained within a multipart/digest into another Email object. The first digest is at index 0; the NumDigests property gives the count. This example loads a digest email and lists each bundled message's subject.

Background: A multipart/digest packs many separate emails into one carrier message — historically used by mailing lists to send a single daily bundle of that day's posts. GetDigestEmail unpacks each member into a full Email object so it can be read or processed individually. This differs from GetAttachedEmail, which extracts messages attached to an ordinary email rather than the members of a digest.

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Android™
// Important: Don't forget to include the call to System.loadLibrary
// as shown at the bottom of this code sample.
package com.test;

import android.app.Activity;
import com.chilkatsoft.*;

import android.widget.TextView;
import android.os.Bundle;

public class SimpleActivity extends Activity {

  private static final String TAG = "Chilkat";

  // Called when the activity is first created.
  @Override
  public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);

    boolean success = false;

    //  Demonstrates the GetDigestEmail method, which copies the Nth digest email contained
    //  within a multipart/digest into another Email object.  The first digest is at index 0;
    //  use the NumDigests property for the count.

    CkEmail email = new CkEmail();

    success = email.LoadEml("qa_data/eml/digest.eml");
    if (success == false) {
        Log.i(TAG, email.lastErrorText());
        return true;
        }

    int n = email.get_NumDigests();
    Log.i(TAG, "NumDigests = " + String.valueOf(n));

    //  Retrieve each bundled message as its own Email object.
    CkEmail digestEmail = new CkEmail();
    int i;
    for (i = 0; i <= n - 1; i++) {
        success = email.GetDigestEmail(i,digestEmail);
        Log.i(TAG, "Digest " + String.valueOf(i) + " subject: " + digestEmail.subject());
        }

    //  Note: The path "qa_data/..." is a relative local filesystem path,
    //  relative to the current working directory of the running application.

  }

  static {
      System.loadLibrary("chilkat");

      // Note: If the incorrect library name is passed to System.loadLibrary,
      // then you will see the following error message at application startup:
      //"The application <your-application-name> has stopped unexpectedly. Please try again."
  }
}