/**
* Processes cache query response.
*
* @param sndId Sender node id.
* @param res Query response.
*/
@SuppressWarnings("unchecked")
private void processQueryResponse(UUID sndId, GridCacheQueryResponse res) {
if (log.isDebugEnabled()) log.debug("Received query response: " + res);
GridCacheQueryFutureAdapter fut = getQueryFuture(res.requestId());
if (fut != null)
if (res.fields())
((GridCacheDistributedFieldsQueryFuture) fut)
.onPage(
sndId,
res.metadata(),
(Collection<Map<String, Object>>) ((Collection) res.data()),
res.error(),
res.isFinished());
else fut.onPage(sndId, res.data(), res.error(), res.isFinished());
else if (!cancelled.contains(res.requestId()))
U.warn(
log,
"Received response for finished or unknown query [rmtNodeId="
+ sndId
+ ", res="
+ res
+ ']');
}
/** {@inheritDoc} */
@Override
protected boolean onPageReady(
boolean loc, GridCacheQueryInfo qryInfo, Collection<?> data, boolean finished, Throwable e) {
GridCacheLocalQueryFuture<?, ?, ?> fut = qryInfo.localQueryFuture();
if (loc) assert fut != null;
if (e != null) {
if (loc) fut.onPage(null, null, e, true);
else
sendQueryResponse(
qryInfo.senderId(),
new GridCacheQueryResponse(cctx.cacheId(), qryInfo.requestId(), e),
qryInfo.query().timeout());
return true;
}
if (loc) fut.onPage(null, data, null, finished);
else {
GridCacheQueryResponse res =
new GridCacheQueryResponse(
cctx.cacheId(), qryInfo.requestId(), /*finished*/ false, /*fields*/ false);
res.data(data);
res.finished(finished);
if (!sendQueryResponse(qryInfo.senderId(), res, qryInfo.query().timeout())) return false;
}
return true;
}
/** {@inheritDoc} */
@Override
protected void clone0(GridTcpCommunicationMessageAdapter _msg) {
super.clone0(_msg);
GridCacheQueryResponse _clone = (GridCacheQueryResponse) _msg;
_clone.finished = finished;
_clone.reqId = reqId;
_clone.err = err;
_clone.errBytes = errBytes;
_clone.fields = fields;
_clone.metaDataBytes = metaDataBytes;
_clone.metadata = metadata;
_clone.dataBytes = dataBytes;
_clone.data = data;
}
/** {@inheritDoc} */
@SuppressWarnings("ConstantConditions")
@Override
protected boolean onFieldsPageReady(
boolean loc,
GridCacheQueryInfo qryInfo,
@Nullable List<GridQueryFieldMetadata> metadata,
@Nullable Collection<?> entities,
@Nullable Collection<?> data,
boolean finished,
@Nullable Throwable e) {
assert qryInfo != null;
if (e != null) {
if (loc) {
GridCacheLocalFieldsQueryFuture fut =
(GridCacheLocalFieldsQueryFuture) qryInfo.localQueryFuture();
fut.onPage(null, null, null, e, true);
} else
sendQueryResponse(
qryInfo.senderId(),
new GridCacheQueryResponse(cctx.cacheId(), qryInfo.requestId(), e),
qryInfo.query().timeout());
return true;
}
if (loc) {
GridCacheLocalFieldsQueryFuture fut =
(GridCacheLocalFieldsQueryFuture) qryInfo.localQueryFuture();
fut.onPage(null, metadata, data, null, finished);
} else {
GridCacheQueryResponse res =
new GridCacheQueryResponse(
cctx.cacheId(), qryInfo.requestId(), finished, qryInfo.reducer() == null);
res.metadata(metadata);
res.data(entities != null ? entities : data);
if (!sendQueryResponse(qryInfo.senderId(), res, qryInfo.query().timeout())) return false;
}
return true;
}
