Examples with GridCacheEntryEx org.apache.ignite.internal.processors.cache.GridCacheEntryEx used on opensource projects

Example 46 with GridCacheEntryEx

use of org.apache.ignite.internal.processors.cache.GridCacheEntryEx in project ignite by apache.

the class IgniteTxManager method removeObsolete.

/**
 * @param tx Transaction.
 */
private void removeObsolete(IgniteInternalTx tx) {
    Collection<IgniteTxEntry> entries = tx.local() ? tx.allEntries() : tx.writeEntries();
    for (IgniteTxEntry entry : entries) {
        GridCacheEntryEx cached = entry.cached();
        GridCacheContext cacheCtx = entry.context();
        if (cached == null)
            cached = cacheCtx.cache().peekEx(entry.key());
        if (cached.detached())
            continue;
        try {
            if (cached.obsolete() || cached.markObsoleteIfEmpty(tx.xidVersion()))
                cacheCtx.cache().removeEntry(cached);
            if (!tx.near() && isNearEnabled(cacheCtx)) {
                GridNearCacheAdapter near = cacheCtx.isNear() ? cacheCtx.near() : cacheCtx.dht().near();
                GridNearCacheEntry e = near.peekExx(entry.key());
                if (e != null && e.markObsoleteIfEmpty(null))
                    near.removeEntry(e);
            }
        } catch (IgniteCheckedException e) {
            U.error(log, "Failed to remove obsolete entry from cache: " + cached, e);
        }
    }
}

Example 47 with GridCacheEntryEx

use of org.apache.ignite.internal.processors.cache.GridCacheEntryEx in project ignite by apache.

the class IgniteTxAdapter method isNearLocallyMapped.

/**
 * @param e Transaction entry.
 * @param primaryOnly Flag to include backups into check or not.
 * @return {@code True} if entry is locally mapped as a primary or back up node.
 */
protected boolean isNearLocallyMapped(IgniteTxEntry e, boolean primaryOnly) {
    GridCacheContext cacheCtx = e.context();
    if (!cacheCtx.isNear())
        return false;
    // Try to take either entry-recorded primary node ID,
    // or transaction node ID from near-local transactions.
    UUID nodeId = e.nodeId() == null ? local() ? this.nodeId : null : e.nodeId();
    if (nodeId != null && nodeId.equals(cctx.localNodeId()))
        return true;
    GridCacheEntryEx cached = e.cached();
    int part = cached != null ? cached.partition() : cacheCtx.affinity().partition(e.key());
    List<ClusterNode> affNodes = cacheCtx.affinity().nodesByPartition(part, topologyVersion());
    e.locallyMapped(F.contains(affNodes, cctx.localNode()));
    if (primaryOnly) {
        ClusterNode primary = F.first(affNodes);
        if (primary == null && !cacheCtx.affinityNode())
            return false;
        assert primary != null : "Primary node is null for affinity nodes: " + affNodes;
        return primary.isLocal();
    } else
        return e.locallyMapped();
}

Example 48 with GridCacheEntryEx

use of org.apache.ignite.internal.processors.cache.GridCacheEntryEx in project ignite by apache.

the class PageAbstractEvictionTracker method evictDataPage.

/**
 * @param pageIdx Page index.
 * @return true if at least one data row has been evicted
 * @throws IgniteCheckedException If failed.
 */
final boolean evictDataPage(int pageIdx) throws IgniteCheckedException {
    long fakePageId = PageIdUtils.pageId(0, (byte) 0, pageIdx);
    long page = pageMem.acquirePage(0, fakePageId);
    List<CacheDataRowAdapter> rowsToEvict;
    try {
        long pageAddr = pageMem.readLockForce(0, fakePageId, page);
        try {
            if (PageIO.getType(pageAddr) != PageIO.T_DATA)
                // Can't evict: page has been recycled into non-data page.
                return false;
            DataPageIO io = DataPageIO.VERSIONS.forPage(pageAddr);
            long realPageId = PageIO.getPageId(pageAddr);
            if (!checkTouch(realPageId))
                // Can't evict: another thread concurrently invoked forgetPage()
                return false;
            rowsToEvict = io.forAllItems(pageAddr, new DataPageIO.CC<CacheDataRowAdapter>() {

                @Override
                public CacheDataRowAdapter apply(long link) throws IgniteCheckedException {
                    CacheDataRowAdapter row = new CacheDataRowAdapter(link);
                    row.initFromLink(null, sharedCtx, pageMem, CacheDataRowAdapter.RowData.KEY_ONLY);
                    assert row.cacheId() != 0 : "Cache ID should be stored in rows of evictable cache";
                    return row;
                }
            });
        } finally {
            pageMem.readUnlock(0, fakePageId, page);
        }
    } finally {
        pageMem.releasePage(0, fakePageId, page);
    }
    boolean evictionDone = false;
    for (CacheDataRowAdapter dataRow : rowsToEvict) {
        GridCacheContext<?, ?> cacheCtx = sharedCtx.cacheContext(dataRow.cacheId());
        if (!cacheCtx.userCache())
            continue;
        GridCacheEntryEx entryEx = cacheCtx.isNear() ? cacheCtx.near().dht().entryEx(dataRow.key()) : cacheCtx.cache().entryEx(dataRow.key());
        evictionDone |= entryEx.evictInternal(GridCacheVersionManager.EVICT_VER, null, true);
    }
    return evictionDone;
}

Example 49 with GridCacheEntryEx

use of org.apache.ignite.internal.processors.cache.GridCacheEntryEx in project ignite by apache.

the class GridDistributedTxRemoteAdapter method commitIfLocked.

/**
 * @throws IgniteCheckedException If commit failed.
 */
@SuppressWarnings({ "CatchGenericClass" })
private void commitIfLocked() throws IgniteCheckedException {
    if (state() == COMMITTING) {
        for (IgniteTxEntry txEntry : writeEntries()) {
            assert txEntry != null : "Missing transaction entry for tx: " + this;
            while (true) {
                GridCacheEntryEx entry = txEntry.cached();
                assert entry != null : "Missing cached entry for transaction entry: " + txEntry;
                try {
                    GridCacheVersion ver = txEntry.explicitVersion() != null ? txEntry.explicitVersion() : xidVer;
                    // If locks haven't been acquired yet, keep waiting.
                    if (!entry.lockedBy(ver)) {
                        if (log.isDebugEnabled())
                            log.debug("Transaction does not own lock for entry (will wait) [entry=" + entry + ", tx=" + this + ']');
                        return;
                    }
                    // While.
                    break;
                } catch (GridCacheEntryRemovedException ignore) {
                    if (log.isDebugEnabled())
                        log.debug("Got removed entry while committing (will retry): " + txEntry);
                    txEntry.cached(txEntry.context().cache().entryEx(txEntry.key(), topologyVersion()));
                }
            }
        }
        // Only one thread gets to commit.
        if (COMMIT_ALLOWED_UPD.compareAndSet(this, 0, 1)) {
            IgniteCheckedException err = null;
            Map<IgniteTxKey, IgniteTxEntry> writeMap = txState.writeMap();
            GridCacheReturnCompletableWrapper wrapper = null;
            if (!F.isEmpty(writeMap)) {
                GridCacheReturn ret = null;
                if (!near() && !local() && onePhaseCommit()) {
                    if (needReturnValue()) {
                        ret = new GridCacheReturn(null, cctx.localNodeId().equals(otherNodeId()), true, null, true);
                        // Originating node.
                        UUID origNodeId = otherNodeId();
                        cctx.tm().addCommittedTxReturn(this, wrapper = new GridCacheReturnCompletableWrapper(!cctx.localNodeId().equals(origNodeId) ? origNodeId : null));
                    } else
                        cctx.tm().addCommittedTx(this, this.nearXidVersion(), null);
                }
                // Register this transaction as completed prior to write-phase to
                // ensure proper lock ordering for removed entries.
                cctx.tm().addCommittedTx(this);
                AffinityTopologyVersion topVer = topologyVersion();
                WALPointer ptr = null;
                cctx.database().checkpointReadLock();
                try {
                    Collection<IgniteTxEntry> entries = near() || cctx.snapshot().needTxReadLogging() ? allEntries() : writeEntries();
                    List<DataEntry> dataEntries = null;
                    batchStoreCommit(writeMap().values());
                    try {
                        // Node that for near transactions we grab all entries.
                        for (IgniteTxEntry txEntry : entries) {
                            GridCacheContext cacheCtx = txEntry.context();
                            boolean replicate = cacheCtx.isDrEnabled();
                            try {
                                while (true) {
                                    try {
                                        GridCacheEntryEx cached = txEntry.cached();
                                        if (cached == null)
                                            txEntry.cached(cached = cacheCtx.cache().entryEx(txEntry.key(), topologyVersion()));
                                        if (near() && cacheCtx.dr().receiveEnabled()) {
                                            cached.markObsolete(xidVer);
                                            break;
                                        }
                                        GridNearCacheEntry nearCached = null;
                                        if (updateNearCache(cacheCtx, txEntry.key(), topVer))
                                            nearCached = cacheCtx.dht().near().peekExx(txEntry.key());
                                        if (!F.isEmpty(txEntry.entryProcessors()))
                                            txEntry.cached().unswap(false);
                                        IgniteBiTuple<GridCacheOperation, CacheObject> res = applyTransformClosures(txEntry, false, ret);
                                        GridCacheOperation op = res.get1();
                                        CacheObject val = res.get2();
                                        GridCacheVersion explicitVer = txEntry.conflictVersion();
                                        if (explicitVer == null)
                                            explicitVer = writeVersion();
                                        if (txEntry.ttl() == CU.TTL_ZERO)
                                            op = DELETE;
                                        boolean conflictNeedResolve = cacheCtx.conflictNeedResolve();
                                        GridCacheVersionConflictContext conflictCtx = null;
                                        if (conflictNeedResolve) {
                                            IgniteBiTuple<GridCacheOperation, GridCacheVersionConflictContext> drRes = conflictResolve(op, txEntry, val, explicitVer, cached);
                                            assert drRes != null;
                                            conflictCtx = drRes.get2();
                                            if (conflictCtx.isUseOld())
                                                op = NOOP;
                                            else if (conflictCtx.isUseNew()) {
                                                txEntry.ttl(conflictCtx.ttl());
                                                txEntry.conflictExpireTime(conflictCtx.expireTime());
                                            } else if (conflictCtx.isMerge()) {
                                                op = drRes.get1();
                                                val = txEntry.context().toCacheObject(conflictCtx.mergeValue());
                                                explicitVer = writeVersion();
                                                txEntry.ttl(conflictCtx.ttl());
                                                txEntry.conflictExpireTime(conflictCtx.expireTime());
                                            }
                                        } else
                                            // Nullify explicit version so that innerSet/innerRemove will work as usual.
                                            explicitVer = null;
                                        GridCacheVersion dhtVer = cached.isNear() ? writeVersion() : null;
                                        if (!near() && cacheCtx.group().persistenceEnabled() && cacheCtx.group().walEnabled() && op != NOOP && op != RELOAD && (op != READ || cctx.snapshot().needTxReadLogging())) {
                                            if (dataEntries == null)
                                                dataEntries = new ArrayList<>(entries.size());
                                            dataEntries.add(new DataEntry(cacheCtx.cacheId(), txEntry.key(), val, op, nearXidVersion(), writeVersion(), 0, txEntry.key().partition(), txEntry.updateCounter()));
                                        }
                                        if (op == CREATE || op == UPDATE) {
                                            // Invalidate only for near nodes (backups cannot be invalidated).
                                            if (isSystemInvalidate() || (isInvalidate() && cacheCtx.isNear()))
                                                cached.innerRemove(this, eventNodeId(), nodeId, false, true, true, txEntry.keepBinary(), txEntry.hasOldValue(), txEntry.oldValue(), topVer, null, replicate ? DR_BACKUP : DR_NONE, near() ? null : explicitVer, CU.subjectId(this, cctx), resolveTaskName(), dhtVer, txEntry.updateCounter());
                                            else {
                                                assert val != null : txEntry;
                                                GridCacheUpdateTxResult updRes = cached.innerSet(this, eventNodeId(), nodeId, val, false, false, txEntry.ttl(), true, true, txEntry.keepBinary(), txEntry.hasOldValue(), txEntry.oldValue(), topVer, null, replicate ? DR_BACKUP : DR_NONE, txEntry.conflictExpireTime(), near() ? null : explicitVer, CU.subjectId(this, cctx), resolveTaskName(), dhtVer, txEntry.updateCounter());
                                                if (updRes.loggedPointer() != null)
                                                    ptr = updRes.loggedPointer();
                                                // Keep near entry up to date.
                                                if (nearCached != null) {
                                                    CacheObject val0 = cached.valueBytes();
                                                    nearCached.updateOrEvict(xidVer, val0, cached.expireTime(), cached.ttl(), nodeId, topVer);
                                                }
                                            }
                                        } else if (op == DELETE) {
                                            GridCacheUpdateTxResult updRes = cached.innerRemove(this, eventNodeId(), nodeId, false, true, true, txEntry.keepBinary(), txEntry.hasOldValue(), txEntry.oldValue(), topVer, null, replicate ? DR_BACKUP : DR_NONE, near() ? null : explicitVer, CU.subjectId(this, cctx), resolveTaskName(), dhtVer, txEntry.updateCounter());
                                            if (updRes.loggedPointer() != null)
                                                ptr = updRes.loggedPointer();
                                            // Keep near entry up to date.
                                            if (nearCached != null)
                                                nearCached.updateOrEvict(xidVer, null, 0, 0, nodeId, topVer);
                                        } else if (op == RELOAD) {
                                            CacheObject reloaded = cached.innerReload();
                                            if (nearCached != null) {
                                                nearCached.innerReload();
                                                nearCached.updateOrEvict(cached.version(), reloaded, cached.expireTime(), cached.ttl(), nodeId, topVer);
                                            }
                                        } else if (op == READ) {
                                            assert near();
                                            if (log.isDebugEnabled())
                                                log.debug("Ignoring READ entry when committing: " + txEntry);
                                        } else // No-op.
                                        {
                                            if (conflictCtx == null || !conflictCtx.isUseOld()) {
                                                if (txEntry.ttl() != CU.TTL_NOT_CHANGED)
                                                    cached.updateTtl(null, txEntry.ttl());
                                                if (nearCached != null) {
                                                    CacheObject val0 = cached.valueBytes();
                                                    nearCached.updateOrEvict(xidVer, val0, cached.expireTime(), cached.ttl(), nodeId, topVer);
                                                }
                                            }
                                        }
                                        // that if we replaced removed entries.
                                        assert txEntry.op() == READ || onePhaseCommit() || // and we simply allow the commit to proceed.
                                        !cached.hasLockCandidateUnsafe(xidVer) || cached.lockedByUnsafe(xidVer) : "Transaction does not own lock for commit [entry=" + cached + ", tx=" + this + ']';
                                        // Break out of while loop.
                                        break;
                                    } catch (GridCacheEntryRemovedException ignored) {
                                        if (log.isDebugEnabled())
                                            log.debug("Attempting to commit a removed entry (will retry): " + txEntry);
                                        // Renew cached entry.
                                        txEntry.cached(cacheCtx.cache().entryEx(txEntry.key(), topologyVersion()));
                                    }
                                }
                            } catch (Throwable ex) {
                                boolean nodeStopping = X.hasCause(ex, NodeStoppingException.class);
                                // In case of error, we still make the best effort to commit,
                                // as there is no way to rollback at this point.
                                err = new IgniteTxHeuristicCheckedException("Commit produced a runtime exception " + "(all transaction entries will be invalidated): " + CU.txString(this), ex);
                                if (nodeStopping) {
                                    U.warn(log, "Failed to commit transaction, node is stopping [tx=" + this + ", err=" + ex + ']');
                                } else
                                    U.error(log, "Commit failed.", err);
                                uncommit(nodeStopping);
                                state(UNKNOWN);
                                if (ex instanceof Error)
                                    throw (Error) ex;
                            }
                        }
                        if (!near() && !F.isEmpty(dataEntries) && cctx.wal() != null)
                            cctx.wal().log(new DataRecord(dataEntries));
                        if (ptr != null && !cctx.tm().logTxRecords())
                            cctx.wal().fsync(ptr);
                    } catch (StorageException e) {
                        throw new IgniteCheckedException("Failed to log transaction record " + "(transaction will be rolled back): " + this, e);
                    }
                } finally {
                    cctx.database().checkpointReadUnlock();
                    if (wrapper != null)
                        wrapper.initialize(ret);
                }
            }
            if (err != null) {
                state(UNKNOWN);
                throw err;
            }
            cctx.tm().commitTx(this);
            state(COMMITTED);
        }
    }
}

Example 50 with GridCacheEntryEx

use of org.apache.ignite.internal.processors.cache.GridCacheEntryEx in project ignite by apache.

the class GridDhtTxPrepareFuture method onEntriesLocked.

/**
 */
private void onEntriesLocked() {
    ret = new GridCacheReturn(null, tx.localResult(), true, null, true);
    for (IgniteTxEntry writeEntry : req.writes()) {
        IgniteTxEntry txEntry = tx.entry(writeEntry.txKey());
        assert txEntry != null : writeEntry;
        GridCacheContext cacheCtx = txEntry.context();
        GridCacheEntryEx cached = txEntry.cached();
        ExpiryPolicy expiry = cacheCtx.expiryForTxEntry(txEntry);
        cctx.database().checkpointReadLock();
        try {
            if ((txEntry.op() == CREATE || txEntry.op() == UPDATE) && txEntry.conflictExpireTime() == CU.EXPIRE_TIME_CALCULATE) {
                if (expiry != null) {
                    cached.unswap(true);
                    Duration duration = cached.hasValue() ? expiry.getExpiryForUpdate() : expiry.getExpiryForCreation();
                    txEntry.ttl(CU.toTtl(duration));
                }
            }
            boolean hasFilters = !F.isEmptyOrNulls(txEntry.filters()) && !F.isAlwaysTrue(txEntry.filters());
            CacheObject val;
            CacheObject oldVal = null;
            boolean readOld = hasFilters || retVal || txEntry.op() == DELETE || txEntry.op() == TRANSFORM || tx.nearOnOriginatingNode() || tx.hasInterceptor();
            if (readOld) {
                boolean readThrough = !txEntry.skipStore() && (txEntry.op() == TRANSFORM || ((retVal || hasFilters) && cacheCtx.config().isLoadPreviousValue()));
                boolean evt = retVal || txEntry.op() == TRANSFORM;
                EntryProcessor entryProc = null;
                if (evt && txEntry.op() == TRANSFORM)
                    entryProc = F.first(txEntry.entryProcessors()).get1();
                final boolean keepBinary = txEntry.keepBinary();
                val = oldVal = cached.innerGet(null, tx, readThrough, /*metrics*/
                retVal, /*event*/
                evt, tx.subjectId(), entryProc, tx.resolveTaskName(), null, keepBinary);
                if (retVal || txEntry.op() == TRANSFORM) {
                    if (!F.isEmpty(txEntry.entryProcessors())) {
                        invoke = true;
                        if (txEntry.hasValue())
                            val = txEntry.value();
                        KeyCacheObject key = txEntry.key();
                        Object procRes = null;
                        Exception err = null;
                        boolean modified = false;
                        txEntry.oldValueOnPrimary(val != null);
                        for (T2<EntryProcessor<Object, Object, Object>, Object[]> t : txEntry.entryProcessors()) {
                            CacheInvokeEntry<Object, Object> invokeEntry = new CacheInvokeEntry<>(key, val, txEntry.cached().version(), keepBinary, txEntry.cached());
                            try {
                                EntryProcessor<Object, Object, Object> processor = t.get1();
                                procRes = processor.process(invokeEntry, t.get2());
                                val = cacheCtx.toCacheObject(invokeEntry.getValue(true));
                                if (// no validation for remove case
                                val != null)
                                    cacheCtx.validateKeyAndValue(key, val);
                            } catch (Exception e) {
                                err = e;
                                break;
                            }
                            modified |= invokeEntry.modified();
                        }
                        if (modified)
                            val = cacheCtx.toCacheObject(cacheCtx.unwrapTemporary(val));
                        GridCacheOperation op = modified ? (val == null ? DELETE : UPDATE) : NOOP;
                        if (op == NOOP) {
                            if (expiry != null) {
                                long ttl = CU.toTtl(expiry.getExpiryForAccess());
                                txEntry.ttl(ttl);
                                if (ttl == CU.TTL_ZERO)
                                    op = DELETE;
                            }
                        }
                        txEntry.entryProcessorCalculatedValue(new T2<>(op, op == NOOP ? null : val));
                        if (retVal) {
                            if (err != null || procRes != null)
                                ret.addEntryProcessResult(txEntry.context(), key, null, procRes, err, keepBinary);
                            else
                                ret.invokeResult(true);
                        }
                    } else if (retVal)
                        ret.value(cacheCtx, val, keepBinary);
                }
                if (hasFilters && !cacheCtx.isAll(cached, txEntry.filters())) {
                    if (expiry != null)
                        txEntry.ttl(CU.toTtl(expiry.getExpiryForAccess()));
                    txEntry.op(GridCacheOperation.NOOP);
                    if (filterFailedKeys == null)
                        filterFailedKeys = new ArrayList<>();
                    filterFailedKeys.add(cached.txKey());
                    ret.success(false);
                } else
                    ret.success(txEntry.op() != DELETE || cached.hasValue());
            }
            // Send old value in case if rebalancing is not finished.
            final boolean sndOldVal = !cacheCtx.isLocal() && !cacheCtx.topology().rebalanceFinished(tx.topologyVersion());
            if (sndOldVal) {
                if (oldVal == null && !readOld) {
                    oldVal = cached.innerGet(null, tx, /*readThrough*/
                    false, /*metrics*/
                    false, /*event*/
                    false, /*subjectId*/
                    tx.subjectId(), /*transformClo*/
                    null, /*taskName*/
                    null, /*expiryPlc*/
                    null, /*keepBinary*/
                    true);
                }
                if (oldVal != null)
                    oldVal.prepareMarshal(cacheCtx.cacheObjectContext());
                txEntry.oldValue(oldVal);
            }
        } catch (IgniteCheckedException e) {
            U.error(log, "Failed to get result value for cache entry: " + cached, e);
        } catch (GridCacheEntryRemovedException e) {
            assert false : "Got entry removed exception while holding transactional lock on entry [e=" + e + ", cached=" + cached + ']';
        } finally {
            cctx.database().checkpointReadUnlock();
        }
    }
}