Java

Iterate Email Headers

Demonstrates how to iterate over the email header fields. 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;

    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...

    success = email.LoadEml("testReceivedHdrs.eml");
    if (success != true) {
        System.out.println(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);
            System.out.println(i);
            System.out.println(name);
            System.out.println(value);

            }

        }
  }
}