Search IMAP Mailbox for Email Matching Criteria

Searching an IMAP mailbox for messages that match search criteria.

Download Chilkat Java Library

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[])
  {
    CkImap imap = new CkImap();

    boolean success;

    // Anything unlocks the component and begins a fully-functional 30-day trial.
    success = imap.UnlockComponent("Anything for 30-day trial");
    if (success != true) {
        System.out.println(imap.lastErrorText());
        return;
    }

    // Connect to an IMAP server.
    success = imap.Connect("mail.chilkatsoft.com");
    if (success != true) {
        System.out.println(imap.lastErrorText());
        return;
    }

    // Login
    success = imap.Login("admin@chilkatsoft.com","*myPassword5*");
    if (success != true) {
        System.out.println(imap.lastErrorText());
        return;
    }

    // Select an IMAP mailbox
    success = imap.SelectMailbox("Inbox");
    if (success != true) {
        System.out.println(imap.lastErrorText());
        return;
    }

    CkMessageSet messageSet;
    // We can choose to fetch UIDs or sequence numbers.
    boolean fetchUids;
    fetchUids = true;

    // Here are examples of different search criteria:

    // Return all messages.
    String allMsgs;
    allMsgs = "ALL";

    // Search for already-answered emails.
    String answered;
    answered = "ANSWERED";

    // Search for messages on a specific date.
    // The date string is DD-Month-YYYY where Month is
    // Jan, Feb, Mar, Apr, May, Jun, Jul, Aug, Sep, Oct, Nov, or Dec.
    String onDate;
    onDate = "SENTON 05-Mar-2007";

    // Search for messages between two dates.  SENTBEFORE
    // finds emails sent before a date, and SENTSINCE finds
    // email sent on or after a date.  The "AND" operation
    // is implied by joining criteria, separated by spaces.
    String betweenDates;
    betweenDates = "SENTSINCE 01-Mar-2007 SENTBEFORE 05-Mar-2007";

    // Another example of AND: find all unanswered emails
    // sent after 04-Mar-2007 with "Problem" in the subject:
    String complexSearch1;
    complexSearch1 = "UNANSWERED SENTSINCE 04-Mar-2007 Subject \"Problem\"";

    // Find messages with a specific string in the body:
    String bodySearch;
    bodySearch = "BODY \"problem solved\"";

    // Using OR.  The syntax is OR <criteria1> <criteria2>.
    // The "OR" comes first, followed by each criteria.
    // For example, to match all emails with "Help" or "Question" in the subject.
    // You'll notice that literal strings may be quoted or unquoted.
    // If a literal contains SPACE characters, quote it:
    String orSearch;
    orSearch = "OR SUBJECT Help SUBJECT Question";

    // ----------------------------------------------
    // Strings are case-insensitive when searching....
    // ----------------------------------------------

    // Find all emails sent from yahoo.com addresses:
    String fromSearch;
    fromSearch = "FROM yahoo.com";
    // Find all emails sent from anyone with "John" in their name:
    String johnSearch;
    johnSearch = "FROM John";

    // Find emails with the RECENT flag set:
    String recentSearch;
    recentSearch = "RECENT";

    // Find emails that don't have the recent flag set:
    String notRecentSearch;
    notRecentSearch = "NOT RECENT";
    // This is synonymous with "OLD":
    String oldSearch;
    oldSearch = "OLD";

    // Find all emails marked for deletion:
    String markedForDeleteSearch;
    markedForDeleteSearch = "DELETED";

    // Find all emails having a specified header field with a value
    // containing a substring:
    String headerSearch;
    headerSearch = "HEADER DomainKey-Signature paypal.com";

    // Find any emails having a specific header field.  If the
    // 2nd argument to the "HEADER" criteria is an empty string,
    // any email having the header field is returned regardless
    // of the header field's content.
    // Find any emails with a DomainKey-Signature field:
    String headerExistsSearch;
    headerExistsSearch = "HEADER DomainKey-Signature \"\"";

    // Find NEW emails: these are emails that have the RECENT flag
    // set, but not the SEEN flag:
    String newSearch;
    newSearch = "NEW";

    // Find emails larger than a certain number of bytes:
    String sizeLargerSearch;
    sizeLargerSearch = "LARGER 500000";

    // Find emails marked as seen or not already seen:
    String seenSearch;
    seenSearch = "SEEN";
    String notSeenSearch;
    notSeenSearch = "NOT SEEN";

    // Find emails having a given substring in the TO header field:
    String toSearch;
    toSearch = "TO support@chilkatsoft.com";
    // A more long-winded way to do the same thing:
    String toSearch2;
    toSearch2 = "HEADER TO support@chilkatsoft.com";

    // Find emails smaller than a size in bytes:
    String smallerSearch;
    smallerSearch = "SMALLER 30000";

    // Find emails that have a substring anywhere in the header
    // or body:
    String fullSubstringSearch;
    fullSubstringSearch = "TEXT \"Zip Component\"";

    // Pass any of the above strings here to test a search:
    messageSet = imap.Search(orSearch,fetchUids);
    if (messageSet == null ) {
        System.out.println(imap.lastErrorText());
        return;
    }

    // Fetch the email headers into a bundle object:
    CkEmailBundle bundle;
    bundle = imap.FetchHeaders(messageSet);
    if (bundle == null ) {

        System.out.println(imap.lastErrorText());
        return;
    }

    // Display the Subject and From of each email.
    int i;
    for (i = 0; i <= bundle.get_MessageCount() - 1; i++) {
        CkEmail email;
        email = bundle.GetEmail(i);

        System.out.println(email.getHeaderField("Date"));
        System.out.println(email.subject());
        System.out.println(email.ck_from());
        System.out.println("--");

    }

    // Disconnect from the IMAP server.
    imap.Disconnect();


  }
}