/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. The ASF licenses this file to You
* 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. For additional information regarding
* copyright in this work, please see the NOTICE file in the top level
* directory of this distribution.
*/
package org.apache.abdera.examples.ext;
import org.apache.abdera.Abdera;
import org.apache.abdera.ext.sharing.Conflicts;
import org.apache.abdera.ext.sharing.SharingHelper;
import org.apache.abdera.ext.sharing.Sync;
import org.apache.abdera.model.Entry;
import org.apache.abdera.model.Feed;
/**
* Basic Simple Sharing Extensions support
*/
public class Sharing {
public static void main(String... args) throws Exception {
Abdera abdera = new Abdera();
// Create two feeds
Feed f1 = abdera.newFeed();
Feed f2 = abdera.newFeed();
// Create a couple of sharing-enabled entries
Entry e1 = SharingHelper.createEntry(abdera, "jms", f1);
e1.newId();
Entry e2 = SharingHelper.createEntry(abdera, "jms", f1);
e2.newId();
Entry e3 = (Entry) e2.clone();
f2.addEntry(e3);
// concurrent modification of the same entry by two different users in two different feeds
SharingHelper.updateEntry(e2, "bob");
SharingHelper.updateEntry(e3, "joe");
// prepare a third feed for merging
Feed f3 = (Feed) f2.clone();
// merge f1 with f2 to produce f3
SharingHelper.mergeFeeds(f1, f3);
// there will be two entries in f3, one of which shows a conflict
for (Entry entry : f3.getEntries()) {
System.out.println(entry.getId());
if (SharingHelper.hasConflicts(entry)) {
Sync sync = SharingHelper.getSync(entry);
Conflicts conflicts = sync.getConflicts();
System.out.println("\tNumber of conflicts: " + conflicts.getEntries().size());
}
}
}
}