package org.infinispan.transaction.xa.recovery;
import java.util.HashSet;
import java.util.List;
import javax.transaction.xa.Xid;
/**
* 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!");
}
}