/*
* JBoss, Home of Professional Open Source
* Copyright 2011 Red Hat Inc. and/or its affiliates and other
* contributors as indicated by the @author tags. All rights reserved.
* See the copyright.txt in the distribution for a full listing of
* individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.infinispan.transaction.xa.recovery;
import javax.transaction.xa.Xid;
import java.util.HashSet;
import java.util.List;
/**
* Default implementation for RecoveryIterator.
*
* @author Mircea.Markus@jboss.com
* @since 5.0
*/
public class PreparedTxIterator implements RecoveryManager.RecoveryIterator {
private final HashSet<Xid> xids = new HashSet<Xid>(4);
@Override
public boolean hasNext() {
return !xids.isEmpty();
}
@Override
public Xid[] next() {
Xid[] result = xids.toArray(new Xid[xids.size()]);
xids.clear();
return result;
}
public void add(List<Xid> xids) {
this.xids.addAll(xids);
}
@Override
public Xid[] all() {
return next();
}
@Override
public void remove() {
throw new RuntimeException("Unsupported operation!");
}
}