/**
* @param pid PID of the other party.
* @param size Size of the space.
* @return Token pair.
*/
private IgnitePair<String> inOutToken(int pid, int size) {
while (true) {
long idx = tokIdxGen.get();
if (tokIdxGen.compareAndSet(idx, idx + 2))
return F.pair(
new File(tokDir, TOKEN_FILE_NAME + idx + "-" + pid + "-" + size).getAbsolutePath(),
new File(tokDir, TOKEN_FILE_NAME + (idx + 1) + "-" + pid + "-" + size)
.getAbsolutePath());
}
}
/**
* @param parent Parent entry.
* @param nodeId Requesting node ID.
* @param otherNodeId Near node ID.
* @param otherVer Other version.
* @param threadId Requesting thread ID.
* @param ver Cache version.
* @param timeout Maximum wait time.
* @param loc {@code True} if the lock is local.
* @param reentry {@code True} if candidate is for reentry.
* @param tx Transaction flag.
* @param singleImplicit Single-key-implicit-transaction flag.
* @param nearLoc Near-local flag.
* @param dhtLoc DHT local flag.
*/
public GridCacheMvccCandidate(
GridCacheEntryEx<K, ?> parent,
UUID nodeId,
@Nullable UUID otherNodeId,
@Nullable GridCacheVersion otherVer,
long threadId,
GridCacheVersion ver,
long timeout,
boolean loc,
boolean reentry,
boolean tx,
boolean singleImplicit,
boolean nearLoc,
boolean dhtLoc) {
assert nodeId != null;
assert ver != null;
assert parent != null;
this.parent = parent;
this.nodeId = nodeId;
this.otherNodeId = otherNodeId;
this.otherVer = otherVer;
this.threadId = threadId;
this.ver = ver;
this.timeout = timeout;
mask(LOCAL, loc);
mask(REENTRY, reentry);
mask(TX, tx);
mask(SINGLE_IMPLICIT, singleImplicit);
mask(NEAR_LOCAL, nearLoc);
mask(DHT_LOCAL, dhtLoc);
ts = U.currentTimeMillis();
id = IDGEN.incrementAndGet();
}
/**
* @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()));
}
}
}
/**
* @param depMode Deployment mode.
* @param ldr Class loader to deploy.
* @param cls Class.
* @param alias Class alias.
* @return Deployment.
*/
@SuppressWarnings({"ConstantConditions"})
private GridDeployment deploy(
GridDeploymentMode depMode, ClassLoader ldr, Class<?> cls, String alias) {
assert Thread.holdsLock(mux);
LinkedList<GridDeployment> cachedDeps = null;
GridDeployment dep = null;
// Find existing class loader info.
for (LinkedList<GridDeployment> deps : cache.values()) {
for (GridDeployment d : deps) {
if (d.classLoader() == ldr) {
// Cache class and alias.
d.addDeployedClass(cls, alias);
cachedDeps = deps;
dep = d;
break;
}
}
if (cachedDeps != null) {
break;
}
}
if (cachedDeps != null) {
assert dep != null;
cache.put(alias, cachedDeps);
if (!cls.getName().equals(alias)) {
// Cache by class name as well.
cache.put(cls.getName(), cachedDeps);
}
return dep;
}
GridUuid ldrId = GridUuid.randomUuid();
long seqNum = seq.incrementAndGet();
String userVer = getUserVersion(ldr);
dep = new GridDeployment(depMode, ldr, ldrId, seqNum, userVer, cls.getName(), true);
dep.addDeployedClass(cls, alias);
LinkedList<GridDeployment> deps =
F.addIfAbsent(cache, alias, F.<GridDeployment>newLinkedList());
if (!deps.isEmpty()) {
for (GridDeployment d : deps) {
if (!d.isUndeployed()) {
U.error(
log,
"Found more than one active deployment for the same resource "
+ "[cls="
+ cls
+ ", depMode="
+ depMode
+ ", dep="
+ d
+ ']');
return null;
}
}
}
// Add at the beginning of the list for future fast access.
deps.addFirst(dep);
if (!cls.getName().equals(alias)) {
// Cache by class name as well.
cache.put(cls.getName(), deps);
}
if (log.isDebugEnabled()) {
log.debug("Created new deployment: " + dep);
}
return dep;
}
