diff options
Diffstat (limited to 'src/org/jivesoftware/smackx/pubsub/ItemPublishEvent.java')
| -rw-r--r-- | src/org/jivesoftware/smackx/pubsub/ItemPublishEvent.java | 123 |
1 files changed, 123 insertions, 0 deletions
diff --git a/src/org/jivesoftware/smackx/pubsub/ItemPublishEvent.java b/src/org/jivesoftware/smackx/pubsub/ItemPublishEvent.java new file mode 100644 index 0000000..1ef1f67 --- /dev/null +++ b/src/org/jivesoftware/smackx/pubsub/ItemPublishEvent.java @@ -0,0 +1,123 @@ +/**
+ * All rights reserved. Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.jivesoftware.smackx.pubsub;
+
+import java.util.Collections;
+import java.util.Date;
+import java.util.List;
+
+/**
+ * Represents an event generated by an item(s) being published to a node.
+ *
+ * @author Robin Collier
+ */
+public class ItemPublishEvent <T extends Item> extends SubscriptionEvent
+{
+ private List<T> items;
+ private Date originalDate;
+
+ /**
+ * Constructs an <tt>ItemPublishEvent</tt> with the provided list
+ * of {@link Item} that were published.
+ *
+ * @param nodeId The id of the node the event came from
+ * @param eventItems The list of {@link Item} that were published
+ */
+ public ItemPublishEvent(String nodeId, List<T> eventItems)
+ {
+ super(nodeId);
+ items = eventItems;
+ }
+
+ /**
+ * Constructs an <tt>ItemPublishEvent</tt> with the provided list
+ * of {@link Item} that were published. The list of subscription ids
+ * represents the subscriptions that matched the event, in the case
+ * of the user having multiple subscriptions.
+ *
+ * @param nodeId The id of the node the event came from
+ * @param eventItems The list of {@link Item} that were published
+ * @param subscriptionIds The list of subscriptionIds
+ */
+ public ItemPublishEvent(String nodeId, List<T> eventItems, List<String> subscriptionIds)
+ {
+ super(nodeId, subscriptionIds);
+ items = eventItems;
+ }
+
+ /**
+ * Constructs an <tt>ItemPublishEvent</tt> with the provided list
+ * of {@link Item} that were published in the past. The published
+ * date signifies that this is delayed event. The list of subscription ids
+ * represents the subscriptions that matched the event, in the case
+ * of the user having multiple subscriptions.
+ *
+ * @param nodeId The id of the node the event came from
+ * @param eventItems The list of {@link Item} that were published
+ * @param subscriptionIds The list of subscriptionIds
+ * @param publishedDate The original publishing date of the events
+ */
+ public ItemPublishEvent(String nodeId, List<T> eventItems, List<String> subscriptionIds, Date publishedDate)
+ {
+ super(nodeId, subscriptionIds);
+ items = eventItems;
+
+ if (publishedDate != null)
+ originalDate = publishedDate;
+ }
+
+ /**
+ * Get the list of {@link Item} that were published.
+ *
+ * @return The list of published {@link Item}
+ */
+ public List<T> getItems()
+ {
+ return Collections.unmodifiableList(items);
+ }
+
+ /**
+ * Indicates whether this event was delayed. That is, the items
+ * were published to the node at some time in the past. This will
+ * typically happen if there is an item already published to the node
+ * before a user subscribes to it. In this case, when the user
+ * subscribes, the server may send the last item published to the node
+ * with a delay date showing its time of original publication.
+ *
+ * @return true if the items are delayed, false otherwise.
+ */
+ public boolean isDelayed()
+ {
+ return (originalDate != null);
+ }
+
+ /**
+ * Gets the original date the items were published. This is only
+ * valid if {@link #isDelayed()} is true.
+ *
+ * @return Date items were published if {@link #isDelayed()} is true, null otherwise.
+ */
+ public Date getPublishedDate()
+ {
+ return originalDate;
+ }
+
+ @Override
+ public String toString()
+ {
+ return getClass().getName() + " [subscriptions: " + getSubscriptions() + "], [Delayed: " +
+ (isDelayed() ? originalDate.toString() : "false") + ']';
+ }
+
+}
|