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/*
* The MIT License
* Copyright (c) 2012 Microsoft Corporation
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
package microsoft.exchange.webservices.data.notification;
import microsoft.exchange.webservices.data.core.EwsServiceXmlReader;
import microsoft.exchange.webservices.data.core.XmlElementNames;
import microsoft.exchange.webservices.data.core.enumeration.notification.EventType;
import microsoft.exchange.webservices.data.core.enumeration.misc.XmlNamespace;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Date;
/**
* Represents a collection of notification events.
*/
public final class GetStreamingEventsResults {
/**
* Structure to track a subscription and its associated notification events.
*/
protected static class NotificationGroup {
/**
* Subscription Id
*/
protected String subscriptionId;
/**
* Events in the response associated with the subscription id.
*/
protected Collection events;
}
/**
* Collection of notification events.
*/
private Collection events =
new ArrayList();
/**
* Initializes a new instance of the {@link GetStreamingEventsResults}
* class.
*/
public GetStreamingEventsResults() {
}
/**
* Loads from XML.
*
* @param reader The reader.
* @throws Exception
*/
public void loadFromXml(EwsServiceXmlReader reader) throws Exception {
reader.readStartElement(XmlNamespace.Messages,
XmlElementNames.Notification);
do {
NotificationGroup notifications = new NotificationGroup();
notifications.subscriptionId = reader.readElementValue(
XmlNamespace.Types,
XmlElementNames.SubscriptionId);
notifications.events = new ArrayList();
synchronized (this) {
this.events.add(notifications);
}
do {
reader.read();
if (reader.isStartElement()) {
String eventElementName = reader.getLocalName();
EventType eventType;
if (GetEventsResults.getXmlElementNameToEventTypeMap().containsKey(eventElementName)) {
eventType = GetEventsResults.getXmlElementNameToEventTypeMap().
get(eventElementName);
if (eventType == EventType.Status) {
// We don't need to return status events
reader.readEndElementIfNecessary(XmlNamespace.Types,
eventElementName);
} else {
this.loadNotificationEventFromXml(
reader,
eventElementName,
eventType,
notifications);
}
} else {
reader.skipCurrentElement();
}
}
}
while (!reader.isEndElement(XmlNamespace.Messages,
XmlElementNames.Notification));
reader.read();
}
while (!reader.isEndElement(XmlNamespace.Messages,
XmlElementNames.Notifications));
}
/**
* Loads a notification event from XML.
*
* @param reader The reader.
* @param eventElementName Name of the event XML element.
* @param eventType Type of the event.
* @param notifications Collection of notification
* @throws Exception
*/
private void loadNotificationEventFromXml(
EwsServiceXmlReader reader,
String eventElementName,
EventType eventType,
NotificationGroup notifications) throws Exception {
Date timestamp = reader.readElementValue(Date.class, XmlNamespace.Types,
XmlElementNames.TimeStamp);
NotificationEvent notificationEvent;
reader.read();
if (reader.getLocalName().equals(XmlElementNames.FolderId)) {
notificationEvent = new FolderEvent(eventType, timestamp);
} else {
notificationEvent = new ItemEvent(eventType, timestamp);
}
notificationEvent.loadFromXml(reader, eventElementName);
notifications.events.add(notificationEvent);
}
/**
* Gets the notification collection.
*
* @return The notification collection.
*/
protected Collection getNotifications() {
return this.events;
}
}