/** {@inheritDoc} */ @SuppressWarnings("unchecked") @Override public CacheQueryFuture<?> queryFieldsDistributed( GridCacheQueryBean qry, Collection<ClusterNode> nodes) { assert cctx.config().getCacheMode() != LOCAL; if (log.isDebugEnabled()) log.debug("Executing distributed query: " + qry); long reqId = cctx.io().nextIoId(); final GridCacheDistributedFieldsQueryFuture fut = new GridCacheDistributedFieldsQueryFuture(cctx, reqId, qry, nodes); try { qry.query().validate(); GridCacheQueryRequest req = new GridCacheQueryRequest( cctx.cacheId(), reqId, cctx.name(), qry.query().type(), true, qry.query().clause(), null, null, null, qry.reducer(), qry.transform(), qry.query().pageSize(), qry.query().includeBackups(), qry.arguments(), qry.query().includeMetadata(), qry.query().keepPortable(), qry.query().subjectId(), qry.query().taskHash()); addQueryFuture(req.id(), fut); final Object topic = topic(cctx.nodeId(), req.id()); cctx.io().addOrderedHandler(topic, resHnd); fut.listen( new CI1<IgniteInternalFuture<?>>() { @Override public void apply(IgniteInternalFuture<?> fut) { cctx.io().removeOrderedHandler(topic); } }); sendRequest(fut, req, nodes); } catch (IgniteCheckedException e) { fut.onDone(e); } return fut; }