/** @param nodes Nodes. */
private Queue<ClusterNode> fallbacks(Collection<ClusterNode> nodes) {
Queue<ClusterNode> fallbacks = new LinkedList<>();
ClusterNode node = F.first(F.view(nodes, IS_LOC_NODE));
if (node != null) fallbacks.add(node);
fallbacks.addAll(node != null ? F.view(nodes, F.not(IS_LOC_NODE)) : nodes);
return fallbacks;
}
private void init() {
ClusterNode node = nodes.poll();
GridCacheQueryFutureAdapter<?, ?, R> fut0 =
(GridCacheQueryFutureAdapter<?, ?, R>)
(node.isLocal()
? qryMgr.queryLocal(bean)
: qryMgr.queryDistributed(bean, Collections.singleton(node)));
fut0.listen(
new IgniteInClosure<IgniteInternalFuture<Collection<R>>>() {
@Override
public void apply(IgniteInternalFuture<Collection<R>> fut) {
try {
onDone(fut.get());
} catch (IgniteCheckedException e) {
if (F.isEmpty(nodes)) onDone(e);
else init();
}
}
});
fut = fut0;
}
