Message Archive Management ========================== [Back](index.md) Query and control an archive of messages stored on a server. * Check MAM support * Query archive * Paging * Get form fields * Get preferences * Update preferences **XEP related:** [XEP-0313](http://xmpp.org/extensions/xep-0313.html) Get an instance of Message Archive Management Manager ----------------------------------------------------- ``` MamManager mamManager = MamManager.getInstanceFor(connection); ``` Check MAM support ----------------- ``` boolean isSupported = mamManager.isSupportedByServer(); ``` Query archive ------------- ``` MamQueryResult mamQueryResult = mamManager.queryArchive(max); ``` *max* is an `Integer` or ``` MamQueryResult mamQueryResult = mamManager.queryArchive(withJid); ``` *withJid* is a `Jid` or ``` MamQueryResult mamQueryResult = mamManager.queryArchive(start, end); ``` *start* is a `Date` *end* is a `Date` or ``` MamQueryResult mamQueryResult = mamManager.queryArchive(additionalFields); ``` *additionalFields* is a `List` or ``` MamQueryResult mamQueryResult = mamManager.queryArchiveWithStartDate(start); ``` *start* is a `Date` or ``` MamQueryResult mamQueryResult = mamManager.queryArchiveWithEndDate(end); ``` *end* is a `Date` or ``` MamQueryResult mamQueryResult = mamManager.queryArchive(max, start, end, withJid, additionalFields); ``` *max* is an `Integer` *start* is a `Date` *end* is a `Date` *withJid* is a `Jid` *additionalFields* is a `List` **Get data from mamQueryResult object** ``` // Get forwarded messages List forwardedMessages = mamQueryResult.forwardedMessages; // Get fin IQ MamFinIQ mamFinIQ = mamQueryResult.mamFinIQ; ``` Paging ------ **Get a page** ``` MamQueryResult mamQueryResult = mamManager.page(dataForm, rsmSet); ``` *dataForm* is a `DataForm` *rsmSet* is a `RSMSet` **Get the next page** ``` MamQueryResult mamQueryResult = mamManager.pageNext(previousMamQueryResult, count); ``` *previousMamQueryResult* is a `MamQueryResult` *count* is an `int` **Get page before the first message saved (specific chat)** ``` MamQueryResult mamQueryResult = mamManager.pageBefore(chatJid, firstMessageId, max); ``` *chatJid* is a `Jid` *firstMessageId* is a `String` *max* is an `int` **Get page after the last message saved (specific chat)** ``` MamQueryResult mamQueryResult = mamManager.pageAfter(chatJid, lastMessageId, max); ``` *chatJid* is a `Jid` *lastMessageId* is a `String` *max* is an `int` Get form fields --------------- ``` List formFields = mamManager.retrieveFormFields(); ``` Get preferences --------------- ``` MamPrefsResult mamPrefsResult = mamManager.retrieveArchivingPreferences(); // Get preferences IQ MamPrefsIQ mamPrefs = mamPrefsResult.mamPrefs; // Obtain always and never list List alwaysJids = mamPrefs.getAlwaysJids(); List neverJids = mamPrefs.getNeverJids(); // Obtain default behaviour (can be 'always', 'never' or 'roster') DefaultBehavior defaultBehavior = mamPrefs.getDefault(); // Get the data form DataForm dataForm = mamPrefs.form; ``` Update preferences ------------------ ``` MamPrefsResult mamPrefsResult = mamManager.updateArchivingPreferences(alwaysJids, neverJids, defaultBehavior); ``` *alwaysJids* is a `List` *neverJids* is a `List` *defaultBehavior* is a `DefaultBehavior`