/**
* @param ctx Context.
* @param e entry.
* @return Entry collection.
*/
private Collection<CacheContinuousQueryEntry> handleEvent(
GridKernalContext ctx, CacheContinuousQueryEntry e) {
assert e != null;
if (internal) {
if (e.isFiltered()) return Collections.emptyList();
else return F.asList(e);
}
// Initial query entry or evicted entry. These events should be fired immediately.
if (e.updateCounter() == -1L) return F.asList(e);
PartitionRecovery rec = rcvs.get(e.partition());
if (rec == null) {
rec =
new PartitionRecovery(
ctx.log(getClass()),
initTopVer,
initUpdCntrs == null ? null : initUpdCntrs.get(e.partition()));
PartitionRecovery oldRec = rcvs.putIfAbsent(e.partition(), rec);
if (oldRec != null) rec = oldRec;
}
return rec.collectEntries(e);
}
/**
* @param ctx Context.
* @param h2 H2 Indexing.
* @throws IgniteCheckedException If failed.
*/
public void start(final GridKernalContext ctx, final IgniteH2Indexing h2)
throws IgniteCheckedException {
this.ctx = ctx;
this.h2 = h2;
log = ctx.log(GridReduceQueryExecutor.class);
ctx.io()
.addMessageListener(
GridTopic.TOPIC_QUERY,
new GridMessageListener() {
@Override
public void onMessage(UUID nodeId, Object msg) {
if (!busyLock.enterBusy()) return;
try {
GridReduceQueryExecutor.this.onMessage(nodeId, msg);
} finally {
busyLock.leaveBusy();
}
}
});
ctx.event()
.addLocalEventListener(
new GridLocalEventListener() {
@Override
public void onEvent(final Event evt) {
UUID nodeId = ((DiscoveryEvent) evt).eventNode().id();
for (QueryRun r : runs.values()) {
for (GridMergeIndex idx : r.idxs) {
if (idx.hasSource(nodeId)) {
handleNodeLeft(r, nodeId);
break;
}
}
}
}
},
EventType.EVT_NODE_FAILED,
EventType.EVT_NODE_LEFT);
}
/** {@inheritDoc} */
@SuppressWarnings("unchecked")
@Override
public void notifyCallback(
UUID nodeId, UUID routineId, Collection<?> objs, GridKernalContext ctx) {
assert nodeId != null;
assert routineId != null;
assert objs != null;
assert ctx != null;
Collection<CacheContinuousQueryEntry> entries = (Collection<CacheContinuousQueryEntry>) objs;
final GridCacheContext cctx = cacheContext(ctx);
for (CacheContinuousQueryEntry e : entries) {
GridCacheDeploymentManager depMgr = cctx.deploy();
ClassLoader ldr = depMgr.globalLoader();
if (ctx.config().isPeerClassLoadingEnabled()) {
GridDeploymentInfo depInfo = e.deployInfo();
if (depInfo != null) {
depMgr.p2pContext(
nodeId,
depInfo.classLoaderId(),
depInfo.userVersion(),
depInfo.deployMode(),
depInfo.participants(),
depInfo.localDeploymentOwner());
}
}
try {
e.unmarshal(cctx, ldr);
} catch (IgniteCheckedException ex) {
U.error(ctx.log(getClass()), "Failed to unmarshal entry.", ex);
}
}
final IgniteCache cache = cctx.kernalContext().cache().jcache(cctx.name());
Collection<CacheContinuousQueryEntry> entries0 = new ArrayList<>();
for (CacheContinuousQueryEntry e : entries) entries0.addAll(handleEvent(ctx, e));
Iterable<CacheEntryEvent<? extends K, ? extends V>> evts =
F.viewReadOnly(
entries0,
new C1<CacheContinuousQueryEntry, CacheEntryEvent<? extends K, ? extends V>>() {
@Override
public CacheEntryEvent<? extends K, ? extends V> apply(CacheContinuousQueryEntry e) {
return new CacheContinuousQueryEvent<>(cache, cctx, e);
}
},
new IgnitePredicate<CacheContinuousQueryEntry>() {
@Override
public boolean apply(CacheContinuousQueryEntry entry) {
return !entry.isFiltered();
}
});
locLsnr.onUpdated(evts);
}