/**
* Checks entry for empty value.
*
* @param entry Entry to check.
* @return {@code True} if entry is empty.
*/
private boolean empty(GridCacheEntry<K, V> entry) {
try {
return entry.peek(F.asList(GLOBAL)) == null;
} catch (GridException e) {
U.error(null, e.getMessage(), e);
assert false : "Should never happen: " + e;
return false;
}
}
void cancelAll() {
GridException err =
new GridException("Data loader has been cancelled: " + GridDataLoaderImpl.this);
for (GridFuture<?> f : locFuts) {
try {
f.cancel();
} catch (GridException e) {
U.error(log, "Failed to cancel mini-future.", e);
}
}
for (GridFutureAdapter<?> f : reqs.values()) f.onDone(err);
}
/**
* @param entries Entries to submit.
* @param curFut Current future.
* @throws GridInterruptedException If interrupted.
*/
private void submit(final List<Map.Entry<K, V>> entries, final GridFutureAdapter<Object> curFut)
throws GridInterruptedException {
assert entries != null;
assert !entries.isEmpty();
assert curFut != null;
incrementActiveTasks();
GridFuture<Object> fut;
if (isLocNode) {
fut =
ctx.closure()
.callLocalSafe(
new GridDataLoadUpdateJob<>(ctx, log, cacheName, entries, false, updater),
false);
locFuts.add(fut);
fut.listenAsync(
new GridInClosure<GridFuture<Object>>() {
@Override
public void apply(GridFuture<Object> t) {
try {
boolean rmv = locFuts.remove(t);
assert rmv;
curFut.onDone(t.get());
} catch (GridException e) {
curFut.onDone(e);
}
}
});
} else {
byte[] entriesBytes;
try {
entriesBytes = ctx.config().getMarshaller().marshal(entries);
if (updaterBytes == null) {
assert updater != null;
updaterBytes = ctx.config().getMarshaller().marshal(updater);
}
if (topicBytes == null) topicBytes = ctx.config().getMarshaller().marshal(topic);
} catch (GridException e) {
U.error(log, "Failed to marshal (request will not be sent).", e);
return;
}
GridDeployment dep = null;
GridPeerDeployAware jobPda0 = null;
if (ctx.deploy().enabled()) {
try {
jobPda0 = jobPda;
assert jobPda0 != null;
dep = ctx.deploy().deploy(jobPda0.deployClass(), jobPda0.classLoader());
} catch (GridException e) {
U.error(
log,
"Failed to deploy class (request will not be sent): " + jobPda0.deployClass(),
e);
return;
}
if (dep == null)
U.warn(log, "Failed to deploy class (request will be sent): " + jobPda0.deployClass());
}
long reqId = idGen.incrementAndGet();
fut = curFut;
reqs.put(reqId, (GridFutureAdapter<Object>) fut);
GridDataLoadRequest<Object, Object> req =
new GridDataLoadRequest<>(
reqId,
topicBytes,
cacheName,
updaterBytes,
entriesBytes,
true,
dep != null ? dep.deployMode() : null,
dep != null ? jobPda0.deployClass().getName() : null,
dep != null ? dep.userVersion() : null,
dep != null ? dep.participants() : null,
dep != null ? dep.classLoaderId() : null,
dep == null);
try {
ctx.io().send(node, TOPIC_DATALOAD, req, PUBLIC_POOL);
if (log.isDebugEnabled())
log.debug("Sent request to node [nodeId=" + node.id() + ", req=" + req + ']');
} catch (GridException e) {
if (ctx.discovery().alive(node) && ctx.discovery().pingNode(node.id()))
((GridFutureAdapter<Object>) fut).onDone(e);
else
((GridFutureAdapter<Object>) fut)
.onDone(
new GridTopologyException(
"Failed to send " + "request (node has left): " + node.id()));
}
}
}