/**
* @param cctx Cache context.
* @param completionCb Callback to invoke when future is completed.
* @param writeVer Write version.
* @param updateReq Update request.
* @param updateRes Update response.
*/
public GridDhtAtomicUpdateFuture(
GridCacheContext cctx,
CI2<GridNearAtomicUpdateRequest, GridNearAtomicUpdateResponse> completionCb,
GridCacheVersion writeVer,
GridNearAtomicUpdateRequest updateReq,
GridNearAtomicUpdateResponse updateRes) {
this.cctx = cctx;
this.writeVer = writeVer;
futVer = cctx.versions().next(updateReq.topologyVersion());
this.updateReq = updateReq;
this.completionCb = completionCb;
this.updateRes = updateRes;
if (log == null) log = U.logger(cctx.kernalContext(), logRef, GridDhtAtomicUpdateFuture.class);
keys = new ArrayList<>(updateReq.keys().size());
mappings = U.newHashMap(updateReq.keys().size());
boolean topLocked =
updateReq.topologyLocked() || (updateReq.fastMap() && !updateReq.clientRequest());
waitForExchange = !topLocked;
}
/** Clears values for this partition. */
private void clearAll() {
GridCacheVersion clearVer = cctx.versions().next();
boolean swap = cctx.isSwapOrOffheapEnabled();
boolean rec = cctx.events().isRecordable(EVT_CACHE_REBALANCE_OBJECT_UNLOADED);
Iterator<GridDhtCacheEntry> it = map.values().iterator();
GridCloseableIterator<Map.Entry<byte[], GridCacheSwapEntry>> swapIt = null;
if (swap
&& GridQueryProcessor.isEnabled(cctx.config())) { // Indexing needs to unswap cache values.
Iterator<GridDhtCacheEntry> unswapIt = null;
try {
swapIt = cctx.swap().iterator(id);
unswapIt = unswapIterator(swapIt);
} catch (Exception e) {
U.error(log, "Failed to clear swap for evicted partition: " + this, e);
}
if (unswapIt != null) it = F.concat(it, unswapIt);
}
try {
while (it.hasNext()) {
GridDhtCacheEntry cached = it.next();
try {
if (cached.clearInternal(clearVer, swap)) {
map.remove(cached.key(), cached);
if (!cached.isInternal()) {
mapPubSize.decrement();
if (rec)
cctx.events()
.addEvent(
cached.partition(),
cached.key(),
cctx.localNodeId(),
(IgniteUuid) null,
null,
EVT_CACHE_REBALANCE_OBJECT_UNLOADED,
null,
false,
cached.rawGet(),
cached.hasValue(),
null,
null,
null);
}
}
} catch (IgniteCheckedException e) {
U.error(log, "Failed to clear cache entry for evicted partition: " + cached, e);
}
}
} finally {
U.close(swapIt, log);
}
}
