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