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

Example 6 with CacheObject

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

the class GridDhtGetSingleFuture method toEntryInfo.

/**
     * @param map Map to convert.
     * @return List of infos.
     */
private GridCacheEntryInfo toEntryInfo(Map<KeyCacheObject, EntryGetResult> map) {
    if (map.isEmpty())
        return null;
    EntryGetResult val = map.get(key);
    assert val != null;
    GridCacheEntryInfo info = new GridCacheEntryInfo();
    info.cacheId(cctx.cacheId());
    info.key(key);
    info.value(skipVals ? null : (CacheObject) val.value());
    info.version(val.version());
    info.expireTime(val.expireTime());
    info.ttl(val.ttl());
    return info;
}

Example 7 with CacheObject

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

the class GridDhtLockFuture method loadMissingFromStore.

/**
     *
     */
private void loadMissingFromStore() {
    if (!skipStore && (read || cctx.loadPreviousValue()) && cctx.readThrough() && (needReturnVal || read)) {
        final Map<KeyCacheObject, GridDhtCacheEntry> loadMap = new LinkedHashMap<>();
        final GridCacheVersion ver = version();
        for (GridDhtCacheEntry entry : entries) {
            try {
                entry.unswap(false);
                if (!entry.hasValue())
                    loadMap.put(entry.key(), entry);
            } catch (GridCacheEntryRemovedException e) {
                assert false : "Should not get removed exception while holding lock on entry " + "[entry=" + entry + ", e=" + e + ']';
            } catch (IgniteCheckedException e) {
                onDone(e);
                return;
            }
        }
        try {
            cctx.store().loadAll(null, loadMap.keySet(), new CI2<KeyCacheObject, Object>() {

                @Override
                public void apply(KeyCacheObject key, Object val) {
                    // No value loaded from store.
                    if (val == null)
                        return;
                    GridDhtCacheEntry entry0 = loadMap.get(key);
                    try {
                        CacheObject val0 = cctx.toCacheObject(val);
                        long ttl = createTtl;
                        long expireTime;
                        if (ttl == CU.TTL_ZERO)
                            expireTime = CU.expireTimeInPast();
                        else {
                            if (ttl == CU.TTL_NOT_CHANGED)
                                ttl = CU.TTL_ETERNAL;
                            expireTime = CU.toExpireTime(ttl);
                        }
                        entry0.initialValue(val0, ver, ttl, expireTime, false, topVer, GridDrType.DR_LOAD, true);
                    } catch (GridCacheEntryRemovedException e) {
                        assert false : "Should not get removed exception while holding lock on entry " + "[entry=" + entry0 + ", e=" + e + ']';
                    } catch (IgniteCheckedException e) {
                        onDone(e);
                    }
                }
            });
        } catch (IgniteCheckedException e) {
            onDone(e);
        }
    }
}

Example 8 with CacheObject

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

the class GridDhtCacheAdapter method loadEntry.

/**
     * @param key Key.
     * @param val Value.
     * @param ver Cache version.
     * @param p Optional predicate.
     * @param topVer Topology version.
     * @param replicate Replication flag.
     * @param plc Expiry policy.
     */
private void loadEntry(KeyCacheObject key, Object val, GridCacheVersion ver, @Nullable IgniteBiPredicate<K, V> p, AffinityTopologyVersion topVer, boolean replicate, @Nullable ExpiryPolicy plc) {
    if (p != null && !p.apply(key.<K>value(ctx.cacheObjectContext(), false), (V) val))
        return;
    try {
        GridDhtLocalPartition part = top.localPartition(ctx.affinity().partition(key), AffinityTopologyVersion.NONE, true);
        // Reserve to make sure that partition does not get unloaded.
        if (part.reserve()) {
            GridCacheEntryEx entry = null;
            try {
                long ttl = CU.ttlForLoad(plc);
                if (ttl == CU.TTL_ZERO)
                    return;
                CacheObject cacheVal = ctx.toCacheObject(val);
                entry = entryEx(key);
                entry.initialValue(cacheVal, ver, ttl, CU.EXPIRE_TIME_CALCULATE, false, topVer, replicate ? DR_LOAD : DR_NONE, false);
            } catch (IgniteCheckedException e) {
                throw new IgniteException("Failed to put cache value: " + entry, e);
            } catch (GridCacheEntryRemovedException ignore) {
                if (log.isDebugEnabled())
                    log.debug("Got removed entry during loadCache (will ignore): " + entry);
            } finally {
                if (entry != null)
                    entry.context().evicts().touch(entry, topVer);
                part.release();
            }
        } else if (log.isDebugEnabled())
            log.debug("Will node load entry into cache (partition is invalid): " + part);
    } catch (GridDhtInvalidPartitionException e) {
        if (log.isDebugEnabled())
            log.debug(S.toString("Ignoring entry for partition that does not belong", "key", key, true, "val", val, true, "err", e, false));
    }
}

Example 9 with CacheObject

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

the class GridDhtTxPrepareFuture method addDhtValues.

/**
     * @param res Response being sent.
     */
private void addDhtValues(GridNearTxPrepareResponse res) {
    // Interceptor on near node needs old values to execute callbacks.
    if (!F.isEmpty(writes)) {
        for (IgniteTxEntry e : writes) {
            IgniteTxEntry txEntry = tx.entry(e.txKey());
            assert txEntry != null : "Missing tx entry for key [tx=" + tx + ", key=" + e.txKey() + ']';
            GridCacheContext cacheCtx = txEntry.context();
            while (true) {
                try {
                    GridCacheEntryEx entry = txEntry.cached();
                    GridCacheVersion dhtVer = entry.version();
                    CacheObject val0 = entry.valueBytes();
                    if (val0 != null)
                        res.addOwnedValue(txEntry.txKey(), dhtVer, val0);
                    break;
                } catch (GridCacheEntryRemovedException ignored) {
                    // Retry.
                    txEntry.cached(cacheCtx.cache().entryEx(txEntry.key(), tx.topologyVersion()));
                }
            }
        }
    }
    for (Map.Entry<IgniteTxKey, GridCacheVersion> ver : dhtVerMap.entrySet()) {
        IgniteTxEntry txEntry = tx.entry(ver.getKey());
        if (res.hasOwnedValue(ver.getKey()))
            continue;
        assert txEntry != null : ver;
        GridCacheContext cacheCtx = txEntry.context();
        while (true) {
            try {
                GridCacheEntryEx entry = txEntry.cached();
                GridCacheVersion dhtVer = entry.version();
                if (ver.getValue() == null || !ver.getValue().equals(dhtVer)) {
                    CacheObject val0 = entry.valueBytes();
                    res.addOwnedValue(txEntry.txKey(), dhtVer, val0);
                }
                break;
            } catch (GridCacheEntryRemovedException ignored) {
                // Retry.
                txEntry.cached(cacheCtx.cache().entryEx(txEntry.key(), tx.topologyVersion()));
            }
        }
    }
}

Example 10 with CacheObject

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

the class GridDhtColocatedCache method loadAsync.

/**
     * @param keys Keys to load.
     * @param readThrough Read through flag.
     * @param forcePrimary Force get from primary node flag.
     * @param topVer Topology version.
     * @param subjId Subject ID.
     * @param taskName Task name.
     * @param deserializeBinary Deserialize binary flag.
     * @param expiryPlc Expiry policy.
     * @param skipVals Skip values flag.
     * @param canRemap Flag indicating whether future can be remapped on a newer topology version.
     * @param needVer If {@code true} returns values as tuples containing value and version.
     * @param keepCacheObj Keep cache objects flag.
     * @return Load future.
     */
public final IgniteInternalFuture<Map<K, V>> loadAsync(@Nullable Collection<KeyCacheObject> keys, boolean readThrough, boolean forcePrimary, AffinityTopologyVersion topVer, @Nullable UUID subjId, String taskName, boolean deserializeBinary, boolean recovery, @Nullable IgniteCacheExpiryPolicy expiryPlc, boolean skipVals, boolean canRemap, boolean needVer, boolean keepCacheObj) {
    if (keys == null || keys.isEmpty())
        return new GridFinishedFuture<>(Collections.<K, V>emptyMap());
    if (expiryPlc == null)
        expiryPlc = expiryPolicy(null);
    // Optimisation: try to resolve value locally and escape 'get future' creation.
    if (!forcePrimary && ctx.affinityNode()) {
        try {
            Map<K, V> locVals = null;
            boolean success = true;
            boolean readNoEntry = ctx.readNoEntry(expiryPlc, false);
            boolean evt = !skipVals;
            for (KeyCacheObject key : keys) {
                if (readNoEntry) {
                    CacheDataRow row = ctx.offheap().read(key);
                    if (row != null) {
                        long expireTime = row.expireTime();
                        if (expireTime == 0 || expireTime > U.currentTimeMillis()) {
                            if (locVals == null)
                                locVals = U.newHashMap(keys.size());
                            ctx.addResult(locVals, key, row.value(), skipVals, keepCacheObj, deserializeBinary, true, null, row.version(), 0, 0, needVer);
                            if (evt) {
                                ctx.events().readEvent(key, null, row.value(), subjId, taskName, !deserializeBinary);
                            }
                        } else
                            success = false;
                    } else
                        success = false;
                } else {
                    GridCacheEntryEx entry = null;
                    while (true) {
                        try {
                            entry = entryEx(key);
                            // If our DHT cache do has value, then we peek it.
                            if (entry != null) {
                                boolean isNew = entry.isNewLocked();
                                EntryGetResult getRes = null;
                                CacheObject v = null;
                                GridCacheVersion ver = null;
                                if (needVer) {
                                    getRes = entry.innerGetVersioned(null, null, /*update-metrics*/
                                    false, /*event*/
                                    evt, subjId, null, taskName, expiryPlc, !deserializeBinary, null);
                                    if (getRes != null) {
                                        v = getRes.value();
                                        ver = getRes.version();
                                    }
                                } else {
                                    v = entry.innerGet(null, null, /*read-through*/
                                    false, /*update-metrics*/
                                    false, /*event*/
                                    evt, subjId, null, taskName, expiryPlc, !deserializeBinary);
                                }
                                // Entry was not in memory or in swap, so we remove it from cache.
                                if (v == null) {
                                    GridCacheVersion obsoleteVer = context().versions().next();
                                    if (isNew && entry.markObsoleteIfEmpty(obsoleteVer))
                                        removeEntry(entry);
                                    success = false;
                                } else {
                                    if (locVals == null)
                                        locVals = U.newHashMap(keys.size());
                                    ctx.addResult(locVals, key, v, skipVals, keepCacheObj, deserializeBinary, true, getRes, ver, 0, 0, needVer);
                                }
                            } else
                                success = false;
                            // While.
                            break;
                        } catch (GridCacheEntryRemovedException ignored) {
                        // No-op, retry.
                        } catch (GridDhtInvalidPartitionException ignored) {
                            success = false;
                            // While.
                            break;
                        } finally {
                            if (entry != null)
                                context().evicts().touch(entry, topVer);
                        }
                    }
                }
                if (!success)
                    break;
                else if (!skipVals && ctx.config().isStatisticsEnabled())
                    ctx.cache().metrics0().onRead(true);
            }
            if (success) {
                sendTtlUpdateRequest(expiryPlc);
                return new GridFinishedFuture<>(locVals);
            }
        } catch (IgniteCheckedException e) {
            return new GridFinishedFuture<>(e);
        }
    }
    if (expiryPlc != null)
        expiryPlc.reset();
    // Either reload or not all values are available locally.
    GridPartitionedGetFuture<K, V> fut = new GridPartitionedGetFuture<>(ctx, keys, topVer, readThrough, forcePrimary, subjId, taskName, deserializeBinary, recovery, expiryPlc, skipVals, canRemap, needVer, keepCacheObj);
    fut.init();
    return fut;
}