/**
* @return Query info.
* @throws GridException In case of error.
*/
@SuppressWarnings({"unchecked"})
private GridCacheQueryInfo localQueryInfo() throws GridException {
GridCacheQueryBean qry = query();
GridPredicate<GridCacheEntry<Object, Object>> prjPred =
qry.query().projectionFilter() == null
? F.<GridCacheEntry<Object, Object>>alwaysTrue()
: qry.query().projectionFilter();
GridMarshaller marsh = cctx.marshaller();
GridReducer<Object, Object> rdc =
qry.reducer() != null
? marsh.<GridReducer<Object, Object>>unmarshal(marsh.marshal(qry.reducer()), null)
: null;
GridClosure<Object, Object> trans =
qry.transform() != null
? marsh.<GridClosure<Object, Object>>unmarshal(marsh.marshal(qry.transform()), null)
: null;
return new GridCacheQueryInfo(
true,
prjPred,
trans,
rdc,
qry.query(),
GridCacheLocalQueryFuture.this,
ctx.localNodeId(),
cctx.io().nextIoId(),
qry.query().includeMetadata(),
true,
qry.arguments());
}
/** {@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;
}
/** {@inheritDoc} */
@Override
public CacheQueryFuture<?> queryFieldsLocal(GridCacheQueryBean qry) {
assert cctx.config().getCacheMode() != LOCAL;
if (log.isDebugEnabled()) log.debug("Executing query on local node: " + qry);
GridCacheLocalFieldsQueryFuture fut = new GridCacheLocalFieldsQueryFuture(cctx, qry);
try {
qry.query().validate();
fut.execute();
} catch (IgniteCheckedException e) {
fut.onDone(e);
}
return fut;
}