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Add PubSubManaer.supportsAutomaticNodeCreation()

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This commit is contained in:
Florian Schmaus 2017-04-06 12:32:34 +02:00
parent e73cef8000
commit 16ede9806a
1 changed files with 23 additions and 0 deletions
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23
smack-extensions/src/main/java/org/jivesoftware/smackx/pubsub/PubSubManager.java
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@ -64,6 +64,8 @@ import org.jxmpp.stringprep.XmppStringprepException;
*/ */
public final class PubSubManager extends Manager { public final class PubSubManager extends Manager {
public static final String AUTO_CREATE_FEATURE = "http://jabber.org/protocol/pubsub#auto-create";
private static final Logger LOGGER = Logger.getLogger(PubSubManager.class.getName()); private static final Logger LOGGER = Logger.getLogger(PubSubManager.class.getName());
private static final Map<XMPPConnection, Map<BareJid, PubSubManager>> INSTANCES = new WeakHashMap<>(); private static final Map<XMPPConnection, Map<BareJid, PubSubManager>> INSTANCES = new WeakHashMap<>();
@ -325,6 +327,10 @@ public final class PubSubManager extends Manager {
/** /**
* Try to publish an item and, if the node with the given ID does not exists, auto-create the node. * Try to publish an item and, if the node with the given ID does not exists, auto-create the node.
* <p>
* Not every PubSub service supports automatic node creation. You can discover if this service supports it by using
* {@link #supportsAutomaticNodeCreation()}.
* </p>
* *
* @param id The unique id of the node. * @param id The unique id of the node.
* @param item The item to publish. * @param item The item to publish.
@ -464,6 +470,23 @@ public final class PubSubManager extends Manager {
return mgr.discoverInfo(pubSubService); return mgr.discoverInfo(pubSubService);
} }
/**
* Check if the PubSub service supports automatic node creation.
*
* @return true if the PubSub service supports automatic node creation.
* @throws NoResponseException
* @throws XMPPErrorException
* @throws NotConnectedException
* @throws InterruptedException
* @since 4.2.1
* @see <a href="https://xmpp.org/extensions/xep-0060.html#publisher-publish-autocreate">XEP-0060 § 7.1.4 Automatic Node Creation</a>
*/
public boolean supportsAutomaticNodeCreation()
throws NoResponseException, XMPPErrorException, NotConnectedException, InterruptedException {
ServiceDiscoveryManager sdm = ServiceDiscoveryManager.getInstanceFor(connection());
return sdm.supportsFeature(pubSubService, AUTO_CREATE_FEATURE);
}
/** /**
* Check if it is possible to create PubSub nodes on this service. It could be possible that the * Check if it is possible to create PubSub nodes on this service. It could be possible that the
* PubSub service allows only certain XMPP entities (clients) to create nodes and publish items * PubSub service allows only certain XMPP entities (clients) to create nodes and publish items