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Smack/smack-extensions/src/main/java/org/jivesoftware/smackx/disco/provider/DiscoverItemsProvider.java
Florian Schmaus 6980c8e63d Rework Smack Provider design
this is the first stop towards fixing "SMACK-65: parsing should look for
depth", by providing the initial parsing depth to the provider. Some
methods (.e.g parseMessage) now use the depth as abort condition,
instead of a unclean String equals check.

parseIQ() and parseExtension() where both renamed to parse.

This also restricts the Exceptions thrown by the parse method, to just
XmlPullParserException, IOException and SmackException (not really a big
victory, but nevertheless a slight improvement).

StreamFeatureProvider is now gone, we simply use PacketExtensionProvider
for stream features.
2014-10-08 16:01:14 +02:00

71 lines
2.5 KiB
Java

/**
*
* Copyright 2003-2007 Jive Software.
*
* 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.disco.provider;
import java.io.IOException;
import org.jivesoftware.smack.provider.IQProvider;
import org.jivesoftware.smackx.disco.packet.DiscoverItems;
import org.xmlpull.v1.XmlPullParser;
import org.xmlpull.v1.XmlPullParserException;
/**
* The DiscoverInfoProvider parses Service Discovery items packets.
*
* @author Gaston Dombiak
*/
public class DiscoverItemsProvider extends IQProvider<DiscoverItems> {
@Override
public DiscoverItems parse(XmlPullParser parser, int initialDepth)
throws XmlPullParserException, IOException {
DiscoverItems discoverItems = new DiscoverItems();
boolean done = false;
DiscoverItems.Item item;
String jid = "";
String name = "";
String action = "";
String node = "";
discoverItems.setNode(parser.getAttributeValue("", "node"));
while (!done) {
int eventType = parser.next();
if (eventType == XmlPullParser.START_TAG && "item".equals(parser.getName())) {
// Initialize the variables from the parsed XML
jid = parser.getAttributeValue("", "jid");
name = parser.getAttributeValue("", "name");
node = parser.getAttributeValue("", "node");
action = parser.getAttributeValue("", "action");
}
else if (eventType == XmlPullParser.END_TAG && "item".equals(parser.getName())) {
// Create a new Item and add it to DiscoverItems.
item = new DiscoverItems.Item(jid);
item.setName(name);
item.setNode(node);
item.setAction(action);
discoverItems.addItem(item);
}
else if (eventType == XmlPullParser.END_TAG && "query".equals(parser.getName())) {
done = true;
}
}
return discoverItems;
}
}