use of org.apache.ignite.internal.processors.cache.transactions.IgniteTxLocalAdapter in project ignite by apache.
the class GridCacheAdapter method getAllAsync0.
/**
* @param keys Keys.
* @param readerArgs Near cache reader will be added if not null.
* @param readThrough Read-through flag.
* @param checkTx Check local transaction flag.
* @param subjId Subject ID.
* @param taskName Task name/
* @param deserializeBinary Deserialize binary flag.
* @param expiry Expiry policy.
* @param skipVals Skip values flag.
* @param keepCacheObjects Keep cache objects.
* @param needVer If {@code true} returns values as tuples containing value and version.
* @return Future.
*/
protected final <K1, V1> IgniteInternalFuture<Map<K1, V1>> getAllAsync0(@Nullable final Collection<KeyCacheObject> keys, @Nullable final ReaderArguments readerArgs, final boolean readThrough, boolean checkTx, @Nullable final UUID subjId, final String taskName, final boolean deserializeBinary, @Nullable final IgniteCacheExpiryPolicy expiry, final boolean skipVals, final boolean keepCacheObjects, final boolean recovery, final boolean needVer) {
if (F.isEmpty(keys))
return new GridFinishedFuture<>(Collections.<K1, V1>emptyMap());
GridNearTxLocal tx = null;
if (checkTx) {
try {
checkJta();
} catch (IgniteCheckedException e) {
return new GridFinishedFuture<>(e);
}
tx = ctx.tm().threadLocalTx(ctx);
}
if (tx == null || tx.implicit()) {
Map<KeyCacheObject, EntryGetResult> misses = null;
Set<GridCacheEntryEx> newLocalEntries = null;
final AffinityTopologyVersion topVer = tx == null ? ctx.affinity().affinityTopologyVersion() : tx.topologyVersion();
try {
int keysSize = keys.size();
GridDhtTopologyFuture topFut = ctx.shared().exchange().lastFinishedFuture();
Throwable ex = topFut != null ? topFut.validateCache(ctx, recovery, /*read*/
true, null, keys) : null;
if (ex != null)
return new GridFinishedFuture<>(ex);
final Map<K1, V1> map = keysSize == 1 ? (Map<K1, V1>) new IgniteBiTuple<>() : U.<K1, V1>newHashMap(keysSize);
final boolean storeEnabled = !skipVals && readThrough && ctx.readThrough();
boolean readNoEntry = ctx.readNoEntry(expiry, readerArgs != null);
for (KeyCacheObject key : keys) {
while (true) {
try {
EntryGetResult res = null;
boolean evt = !skipVals;
boolean updateMetrics = !skipVals;
GridCacheEntryEx entry = null;
boolean skipEntry = readNoEntry;
if (readNoEntry) {
CacheDataRow row = ctx.offheap().read(ctx, key);
if (row != null) {
long expireTime = row.expireTime();
if (expireTime != 0) {
if (expireTime > U.currentTimeMillis()) {
res = new EntryGetWithTtlResult(row.value(), row.version(), false, expireTime, 0);
} else
skipEntry = false;
} else
res = new EntryGetResult(row.value(), row.version(), false);
}
if (res != null) {
if (evt) {
ctx.events().readEvent(key, null, row.value(), subjId, taskName, !deserializeBinary);
}
if (updateMetrics && ctx.statisticsEnabled())
ctx.cache().metrics0().onRead(true);
} else if (storeEnabled)
skipEntry = false;
}
if (!skipEntry) {
boolean isNewLocalEntry = this.map.getEntry(ctx, key) == null;
entry = entryEx(key);
if (entry == null) {
if (!skipVals && ctx.statisticsEnabled())
ctx.cache().metrics0().onRead(false);
break;
}
if (isNewLocalEntry) {
if (newLocalEntries == null)
newLocalEntries = new HashSet<>();
newLocalEntries.add(entry);
}
if (storeEnabled) {
res = entry.innerGetAndReserveForLoad(updateMetrics, evt, subjId, taskName, expiry, !deserializeBinary, readerArgs);
assert res != null;
if (res.value() == null) {
if (misses == null)
misses = new HashMap<>();
misses.put(key, res);
res = null;
}
} else {
res = entry.innerGetVersioned(null, null, updateMetrics, evt, subjId, null, taskName, expiry, !deserializeBinary, readerArgs);
if (res == null)
ctx.evicts().touch(entry, topVer);
}
}
if (res != null) {
ctx.addResult(map, key, res, skipVals, keepCacheObjects, deserializeBinary, true, needVer);
if (entry != null && (tx == null || (!tx.implicit() && tx.isolation() == READ_COMMITTED)))
ctx.evicts().touch(entry, topVer);
if (keysSize == 1)
// Safe to return because no locks are required in READ_COMMITTED mode.
return new GridFinishedFuture<>(map);
}
break;
} catch (GridCacheEntryRemovedException ignored) {
if (log.isDebugEnabled())
log.debug("Got removed entry in getAllAsync(..) method (will retry): " + key);
}
}
}
if (storeEnabled && misses != null) {
final Map<KeyCacheObject, EntryGetResult> loadKeys = misses;
final IgniteTxLocalAdapter tx0 = tx;
final Collection<KeyCacheObject> loaded = new HashSet<>();
return new GridEmbeddedFuture(ctx.closures().callLocalSafe(ctx.projectSafe(new GPC<Map<K1, V1>>() {
@Override
public Map<K1, V1> call() throws Exception {
ctx.store().loadAll(null, /*tx*/
loadKeys.keySet(), new CI2<KeyCacheObject, Object>() {
@Override
public void apply(KeyCacheObject key, Object val) {
EntryGetResult res = loadKeys.get(key);
if (res == null || val == null)
return;
loaded.add(key);
CacheObject cacheVal = ctx.toCacheObject(val);
while (true) {
GridCacheEntryEx entry = null;
try {
ctx.shared().database().ensureFreeSpace(ctx.dataRegion());
} catch (IgniteCheckedException e) {
// Wrap errors (will be unwrapped).
throw new GridClosureException(e);
}
ctx.shared().database().checkpointReadLock();
try {
entry = entryEx(key);
entry.unswap();
EntryGetResult verVal = entry.versionedValue(cacheVal, res.version(), null, expiry, readerArgs);
if (log.isDebugEnabled())
log.debug("Set value loaded from store into entry [" + "oldVer=" + res.version() + ", newVer=" + verVal.version() + ", " + "entry=" + entry + ']');
// Don't put key-value pair into result map if value is null.
if (verVal.value() != null) {
ctx.addResult(map, key, verVal, skipVals, keepCacheObjects, deserializeBinary, true, needVer);
}
if (tx0 == null || (!tx0.implicit() && tx0.isolation() == READ_COMMITTED))
ctx.evicts().touch(entry, topVer);
break;
} catch (GridCacheEntryRemovedException ignore) {
if (log.isDebugEnabled())
log.debug("Got removed entry during getAllAsync (will retry): " + entry);
} catch (IgniteCheckedException e) {
// Wrap errors (will be unwrapped).
throw new GridClosureException(e);
} finally {
ctx.shared().database().checkpointReadUnlock();
}
}
}
});
clearReservationsIfNeeded(topVer, loadKeys, loaded, tx0);
return map;
}
}), true), new C2<Map<K, V>, Exception, IgniteInternalFuture<Map<K, V>>>() {
@Override
public IgniteInternalFuture<Map<K, V>> apply(Map<K, V> map, Exception e) {
if (e != null) {
clearReservationsIfNeeded(topVer, loadKeys, loaded, tx0);
return new GridFinishedFuture<>(e);
}
if (tx0 == null || (!tx0.implicit() && tx0.isolation() == READ_COMMITTED)) {
Collection<KeyCacheObject> notFound = new HashSet<>(loadKeys.keySet());
notFound.removeAll(loaded);
// Touch entries that were not found in store.
for (KeyCacheObject key : notFound) {
GridCacheEntryEx entry = peekEx(key);
if (entry != null)
ctx.evicts().touch(entry, topVer);
}
}
// There were no misses.
return new GridFinishedFuture<>(Collections.<K, V>emptyMap());
}
}, new C2<Map<K1, V1>, Exception, Map<K1, V1>>() {
@Override
public Map<K1, V1> apply(Map<K1, V1> loaded, Exception e) {
if (e == null)
map.putAll(loaded);
return map;
}
});
} else
// Misses can be non-zero only if store is enabled.
assert misses == null;
return new GridFinishedFuture<>(map);
} catch (RuntimeException | AssertionError e) {
if (misses != null) {
for (KeyCacheObject key0 : misses.keySet()) ctx.evicts().touch(peekEx(key0), topVer);
}
if (newLocalEntries != null) {
for (GridCacheEntryEx entry : newLocalEntries) removeEntry(entry);
}
return new GridFinishedFuture<>(e);
} catch (IgniteCheckedException e) {
return new GridFinishedFuture<>(e);
}
} else {
return asyncOp(tx, new AsyncOp<Map<K1, V1>>(keys) {
@Override
public IgniteInternalFuture<Map<K1, V1>> op(GridNearTxLocal tx, AffinityTopologyVersion readyTopVer) {
return tx.getAllAsync(ctx, readyTopVer, keys, deserializeBinary, skipVals, false, !readThrough, recovery, needVer);
}
}, ctx.operationContextPerCall(), /*retry*/
false);
}
}
use of org.apache.ignite.internal.processors.cache.transactions.IgniteTxLocalAdapter in project ignite by apache.
the class ContentionClosure method call.
/**
* {@inheritDoc}
*/
@Override
public ContentionInfo call() throws Exception {
final IgniteTxManager tm = ignite.context().cache().context().tm();
final Collection<IgniteInternalTx> activeTxs = tm.activeTransactions();
ContentionInfo ci = new ContentionInfo();
ci.setNode(ignite.localNode());
ci.setEntries(new ArrayList<>());
for (IgniteInternalTx tx : activeTxs) {
if (ci.getEntries().size() == maxPrint)
break;
// Show only primary txs.
if (tx.local()) {
IgniteTxLocalAdapter tx0 = (IgniteTxLocalAdapter) tx;
final IgniteTxLocalState state0 = tx0.txState();
if (!(state0 instanceof IgniteTxStateImpl))
continue;
final IgniteTxStateImpl state = (IgniteTxStateImpl) state0;
final Collection<IgniteTxEntry> entries = state.allEntriesCopy();
IgniteTxEntry bad = null;
int qSize = 0;
for (IgniteTxEntry entry : entries) {
Collection<GridCacheMvccCandidate> locs;
GridCacheEntryEx cached = entry.cached();
while (true) {
try {
locs = cached.localCandidates();
break;
} catch (GridCacheEntryRemovedException ignored) {
cached = entry.context().cache().entryEx(entry.key());
}
}
if (locs != null)
qSize += locs.size();
final Collection<GridCacheMvccCandidate> rmts = cached.remoteMvccSnapshot();
if (rmts != null)
qSize += rmts.size();
if (qSize >= minQueueSize) {
bad = entry;
break;
} else
qSize = 0;
}
if (bad != null) {
StringBuilder b = new StringBuilder();
b.append("TxEntry [cacheId=").append(bad.cacheId()).append(", key=").append(bad.key()).append(", queue=").append(qSize).append(", op=").append(bad.op()).append(", val=").append(bad.value()).append(", tx=").append(CU.txString(tx)).append(", other=[");
final IgniteTxState st = tx.txState();
if (st instanceof IgniteTxStateImpl) {
IgniteTxStateImpl st0 = (IgniteTxStateImpl) st;
final Collection<IgniteTxEntry> cp = st0.allEntriesCopy();
for (IgniteTxEntry entry : cp) {
if (entry == bad)
continue;
b.append(entry.toString()).append('\n');
}
}
b.append("]]");
ci.getEntries().add(b.toString());
}
}
}
return ci;
}
use of org.apache.ignite.internal.processors.cache.transactions.IgniteTxLocalAdapter in project ignite by apache.
the class GridCacheMapEntry method ttl.
/**
* {@inheritDoc}
*/
@Override
public long ttl() throws GridCacheEntryRemovedException {
IgniteTxLocalAdapter tx = currentTx();
if (tx != null) {
long entryTtl = tx.entryTtl(txKey());
if (entryTtl > 0)
return entryTtl;
}
lockEntry();
try {
checkObsolete();
return ttlExtras();
} finally {
unlockEntry();
}
}
use of org.apache.ignite.internal.processors.cache.transactions.IgniteTxLocalAdapter in project ignite by apache.
the class GridCacheMapEntry method expireTime.
/**
* {@inheritDoc}
*/
@Override
public long expireTime() throws GridCacheEntryRemovedException {
IgniteTxLocalAdapter tx = currentTx();
if (tx != null) {
long time = tx.entryExpireTime(txKey());
if (time > 0)
return time;
}
lockEntry();
try {
checkObsolete();
return expireTimeExtras();
} finally {
unlockEntry();
}
}
use of org.apache.ignite.internal.processors.cache.transactions.IgniteTxLocalAdapter in project ignite by apache.
the class GridCacheAdapter method getAllAsync0.
/**
* @param keys Keys.
* @param readerArgs Near cache reader will be added if not null.
* @param readThrough Read-through flag.
* @param checkTx Check local transaction flag.
* @param taskName Task name/
* @param deserializeBinary Deserialize binary flag.
* @param expiry Expiry policy.
* @param skipVals Skip values flag.
* @param keepCacheObjects Keep cache objects.
* @param needVer If {@code true} returns values as tuples containing value and version.
* @param txLbl Transaction label.
* @param mvccSnapshot MVCC snapshot.
* @return Future.
*/
protected final <K1, V1> IgniteInternalFuture<Map<K1, V1>> getAllAsync0(@Nullable final Collection<KeyCacheObject> keys, @Nullable final ReaderArguments readerArgs, final boolean readThrough, boolean checkTx, final String taskName, final boolean deserializeBinary, @Nullable final IgniteCacheExpiryPolicy expiry, final boolean skipVals, final boolean keepCacheObjects, final boolean recovery, final ReadRepairStrategy readRepairStrategy, final boolean needVer, @Nullable String txLbl, MvccSnapshot mvccSnapshot) {
if (F.isEmpty(keys))
return new GridFinishedFuture<>(Collections.<K1, V1>emptyMap());
GridNearTxLocal tx = null;
if (checkTx) {
try {
checkJta();
} catch (IgniteCheckedException e) {
return new GridFinishedFuture<>(e);
}
tx = checkCurrentTx();
}
if (ctx.mvccEnabled() || tx == null || tx.implicit()) {
assert (mvccSnapshot == null) == !ctx.mvccEnabled();
Map<KeyCacheObject, EntryGetResult> misses = null;
Set<GridCacheEntryEx> newLocalEntries = null;
final AffinityTopologyVersion topVer = tx == null ? ctx.affinity().affinityTopologyVersion() : tx.topologyVersion();
ctx.shared().database().checkpointReadLock();
try {
int keysSize = keys.size();
GridDhtTopologyFuture topFut = ctx.shared().exchange().lastFinishedFuture();
Throwable ex = topFut != null ? topFut.validateCache(ctx, recovery, /*read*/
true, null, keys) : null;
if (ex != null)
return new GridFinishedFuture<>(ex);
final Map<K1, V1> map = keysSize == 1 ? (Map<K1, V1>) new IgniteBiTuple<>() : U.<K1, V1>newHashMap(keysSize);
final boolean storeEnabled = !skipVals && readThrough && ctx.readThrough();
boolean readNoEntry = ctx.readNoEntry(expiry, readerArgs != null);
for (KeyCacheObject key : keys) {
while (true) {
try {
EntryGetResult res = null;
boolean evt = !skipVals;
boolean updateMetrics = !skipVals;
GridCacheEntryEx entry = null;
boolean skipEntry = readNoEntry;
if (readNoEntry) {
CacheDataRow row = mvccSnapshot != null ? ctx.offheap().mvccRead(ctx, key, mvccSnapshot) : ctx.offheap().read(ctx, key);
if (row != null) {
long expireTime = row.expireTime();
if (expireTime != 0) {
if (expireTime > U.currentTimeMillis()) {
res = new EntryGetWithTtlResult(row.value(), row.version(), false, expireTime, 0);
} else
skipEntry = false;
} else
res = new EntryGetResult(row.value(), row.version(), false);
}
if (res != null) {
if (evt) {
ctx.events().readEvent(key, null, txLbl, row.value(), taskName, !deserializeBinary);
}
if (updateMetrics && ctx.statisticsEnabled())
ctx.cache().metrics0().onRead(true);
} else if (storeEnabled)
skipEntry = false;
}
if (!skipEntry) {
boolean isNewLocalEntry = this.map.getEntry(ctx, key) == null;
entry = entryEx(key);
if (entry == null) {
if (!skipVals && ctx.statisticsEnabled())
ctx.cache().metrics0().onRead(false);
break;
}
if (isNewLocalEntry) {
if (newLocalEntries == null)
newLocalEntries = new HashSet<>();
newLocalEntries.add(entry);
}
if (storeEnabled) {
res = entry.innerGetAndReserveForLoad(updateMetrics, evt, taskName, expiry, !deserializeBinary, readerArgs);
assert res != null;
if (res.value() == null) {
if (misses == null)
misses = new HashMap<>();
misses.put(key, res);
res = null;
}
} else {
res = entry.innerGetVersioned(null, null, updateMetrics, evt, null, taskName, expiry, !deserializeBinary, readerArgs);
if (res == null)
entry.touch();
}
}
if (res != null) {
ctx.addResult(map, key, res, skipVals, keepCacheObjects, deserializeBinary, true, needVer);
if (entry != null && (tx == null || (!tx.implicit() && tx.isolation() == READ_COMMITTED)))
entry.touch();
if (keysSize == 1)
// Safe to return because no locks are required in READ_COMMITTED mode.
return new GridFinishedFuture<>(map);
}
break;
} catch (GridCacheEntryRemovedException ignored) {
if (log.isDebugEnabled())
log.debug("Got removed entry in getAllAsync(..) method (will retry): " + key);
}
}
}
if (storeEnabled && misses != null) {
final Map<KeyCacheObject, EntryGetResult> loadKeys = misses;
final IgniteTxLocalAdapter tx0 = tx;
final Collection<KeyCacheObject> loaded = new HashSet<>();
return new GridEmbeddedFuture(ctx.closures().callLocalSafe(ctx.projectSafe(new GPC<Map<K1, V1>>() {
@Override
public Map<K1, V1> call() throws Exception {
ctx.store().loadAll(null, /*tx*/
loadKeys.keySet(), new CI2<KeyCacheObject, Object>() {
@Override
public void apply(KeyCacheObject key, Object val) {
EntryGetResult res = loadKeys.get(key);
if (res == null || val == null)
return;
loaded.add(key);
CacheObject cacheVal = ctx.toCacheObject(val);
while (true) {
GridCacheEntryEx entry = null;
try {
ctx.shared().database().ensureFreeSpace(ctx.dataRegion());
} catch (IgniteCheckedException e) {
// Wrap errors (will be unwrapped).
throw new GridClosureException(e);
}
ctx.shared().database().checkpointReadLock();
try {
entry = entryEx(key);
entry.unswap();
GridCacheVersion newVer = nextVersion();
EntryGetResult verVal = entry.versionedValue(cacheVal, res.version(), newVer, expiry, readerArgs);
if (log.isDebugEnabled())
log.debug("Set value loaded from store into entry [" + "oldVer=" + res.version() + ", newVer=" + verVal.version() + ", " + "entry=" + entry + ']');
// Don't put key-value pair into result map if value is null.
if (verVal.value() != null) {
ctx.addResult(map, key, verVal, skipVals, keepCacheObjects, deserializeBinary, true, needVer);
} else {
ctx.addResult(map, key, new EntryGetResult(cacheVal, res.version()), skipVals, keepCacheObjects, deserializeBinary, false, needVer);
}
if (tx0 == null || (!tx0.implicit() && tx0.isolation() == READ_COMMITTED))
entry.touch();
break;
} catch (GridCacheEntryRemovedException ignore) {
if (log.isDebugEnabled())
log.debug("Got removed entry during getAllAsync (will retry): " + entry);
} catch (IgniteCheckedException e) {
// Wrap errors (will be unwrapped).
throw new GridClosureException(e);
} finally {
ctx.shared().database().checkpointReadUnlock();
}
}
}
});
clearReservationsIfNeeded(topVer, loadKeys, loaded, tx0);
return map;
}
}), true), new C2<Map<K, V>, Exception, IgniteInternalFuture<Map<K, V>>>() {
@Override
public IgniteInternalFuture<Map<K, V>> apply(Map<K, V> map, Exception e) {
if (e != null) {
clearReservationsIfNeeded(topVer, loadKeys, loaded, tx0);
return new GridFinishedFuture<>(e);
}
if (tx0 == null || (!tx0.implicit() && tx0.isolation() == READ_COMMITTED)) {
Collection<KeyCacheObject> notFound = new HashSet<>(loadKeys.keySet());
notFound.removeAll(loaded);
// Touch entries that were not found in store.
for (KeyCacheObject key : notFound) {
GridCacheEntryEx entry = peekEx(key);
if (entry != null)
entry.touch();
}
}
// There were no misses.
return new GridFinishedFuture<>(Collections.<K, V>emptyMap());
}
}, new C2<Map<K1, V1>, Exception, Map<K1, V1>>() {
@Override
public Map<K1, V1> apply(Map<K1, V1> loaded, Exception e) {
if (e == null)
map.putAll(loaded);
return map;
}
});
} else
// Misses can be non-zero only if store is enabled.
assert misses == null;
return new GridFinishedFuture<>(map);
} catch (RuntimeException | AssertionError e) {
if (misses != null) {
for (KeyCacheObject key0 : misses.keySet()) {
GridCacheEntryEx entry = peekEx(key0);
if (entry != null)
entry.touch();
}
}
if (newLocalEntries != null) {
for (GridCacheEntryEx entry : newLocalEntries) removeEntry(entry);
}
return new GridFinishedFuture<>(e);
} catch (IgniteCheckedException e) {
return new GridFinishedFuture<>(e);
} finally {
ctx.shared().database().checkpointReadUnlock();
}
} else {
return asyncOp(tx, new AsyncOp<Map<K1, V1>>(keys) {
@Override
public IgniteInternalFuture<Map<K1, V1>> op(GridNearTxLocal tx, AffinityTopologyVersion readyTopVer) {
return tx.getAllAsync(ctx, readyTopVer, keys, deserializeBinary, skipVals, false, !readThrough, recovery, readRepairStrategy, needVer);
}
}, ctx.operationContextPerCall(), /*retry*/
false);
}
}
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