(Android™) Iterate Email Headers

Demonstrates how to iterate over the email header fields.

Chilkat Android™ Downloads Android™ Java Libraries Android C/C++ Libraries

// 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);

    CkEmail email = new CkEmail();

    // First, load an email from a file. 
    // Note: an email object may be loaded from a file, or
    // downloaded directly from a POP3 or IMAP server...
    boolean success;
    success = email.LoadEml("testReceivedHdrs.eml");
    if (success != true) {
        Log.i(TAG, email.lastErrorText());
        return;
        }

    // How many header fields?
    int n;
    n = email.get_NumHeaderFields();
    if (n > 0) {

        // Display the name and value of each header:
        int i;
        String name;
        String value;
        for (i = 0; i <= n - 1; i++) {
            name = email.getHeaderFieldName(i);
            value = email.getHeaderFieldValue(i);
            Log.i(TAG, String.valueOf(i));
            Log.i(TAG, name);
            Log.i(TAG, value);

            }

        }


  }

  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."
  }
}