Examples with ReadRepairStrategy org.apache.ignite.cache.ReadRepairStrategy used on opensource projects

Example 1 with ReadRepairStrategy

use of org.apache.ignite.cache.ReadRepairStrategy in project ignite by apache.

the class ConsistencyCommand method parseArguments.

/**
 * {@inheritDoc}
 */
@Override
public void parseArguments(CommandArgIterator argIter) {
    cmd = of(argIter.nextArg("Expected consistency action."));
    if (cmd == REPAIR) {
        String cacheName = null;
        int part = -1;
        ReadRepairStrategy strategy = null;
        while (argIter.hasNextArg()) {
            String arg = argIter.peekNextArg();
            if (CACHE.equals(arg) || PARTITION.equals(arg) || STRATEGY.equals(arg)) {
                arg = argIter.nextArg("Expected parameter key.");
                switch(arg) {
                    case CACHE:
                        cacheName = argIter.nextArg("Expected cache name.");
                        break;
                    case PARTITION:
                        part = argIter.nextNonNegativeIntArg("Expected partition.");
                        break;
                    case STRATEGY:
                        strategy = ReadRepairStrategy.fromString(argIter.nextArg("Expected strategy."));
                        break;
                    default:
                        throw new IllegalArgumentException("Illegal argument: " + arg);
                }
            } else
                break;
        }
        if (cacheName == null)
            throw new IllegalArgumentException("Cache name argument missed.");
        if (part == -1)
            throw new IllegalArgumentException("Partition argument missed.");
        if (strategy == null)
            throw new IllegalArgumentException("Strategy argument missed.");
        cmdArg = new VisorConsistencyRepairTaskArg(cacheName, part, strategy);
    } else if (cmd == STATUS)
        cmdArg = null;
    else
        throw new IllegalArgumentException("Unsupported operation.");
}

Example 2 with ReadRepairStrategy

use of org.apache.ignite.cache.ReadRepairStrategy in project ignite by apache.

the class GridNearTxLocal method loadMissing.

/**
 * @param cacheCtx Cache context.
 * @param readThrough Read through flag.
 * @param async if {@code True}, then loading will happen in a separate thread.
 * @param keys Keys.
 * @param skipVals Skip values flag.
 * @param needVer If {@code true} version is required for loaded values.
 * @param c Closure to be applied for loaded values.
 * @param readRepairStrategy Read Repair strategy.
 * @param expiryPlc Expiry policy.
 * @return Future with {@code True} value if loading took place.
 */
private IgniteInternalFuture<Void> loadMissing(final GridCacheContext cacheCtx, AffinityTopologyVersion topVer, boolean readThrough, boolean async, final Collection<KeyCacheObject> keys, final boolean skipVals, final boolean needVer, boolean keepBinary, boolean recovery, ReadRepairStrategy readRepairStrategy, final ExpiryPolicy expiryPlc, final GridInClosure3<KeyCacheObject, Object, GridCacheVersion> c) {
    IgniteCacheExpiryPolicy expiryPlc0 = optimistic() ? accessPolicy(cacheCtx, keys) : cacheCtx.cache().expiryPolicy(expiryPlc);
    if (cacheCtx.isNear()) {
        return cacheCtx.nearTx().txLoadAsync(this, topVer, keys, readThrough, needVer || !cacheCtx.config().isReadFromBackup() || (optimistic() && serializable() && readThrough), /*deserializeBinary*/
        false, recovery, expiryPlc0, skipVals, needVer).chain(new C1<IgniteInternalFuture<Map<Object, Object>>, Void>() {

            @Override
            public Void apply(IgniteInternalFuture<Map<Object, Object>> f) {
                try {
                    Map<Object, Object> map = f.get();
                    processLoaded(map, keys, needVer, c);
                    return null;
                } catch (Exception e) {
                    setRollbackOnly();
                    throw new GridClosureException(e);
                }
            }
        });
    } else if (cacheCtx.isColocated()) {
        if (readRepairStrategy != null) {
            return new GridNearReadRepairCheckOnlyFuture(cacheCtx, keys, readRepairStrategy, readThrough, taskName, false, recovery, expiryPlc0, skipVals, needVer, true, this).multi().chain((fut) -> {
                try {
                    Map<Object, Object> map = fut.get();
                    processLoaded(map, keys, needVer, c);
                    return null;
                } catch (IgniteConsistencyViolationException e) {
                    for (KeyCacheObject key : keys) // Will be recreated after repair.
                    txState().removeEntry(cacheCtx.txKey(key));
                    throw new GridClosureException(e);
                } catch (Exception e) {
                    setRollbackOnly();
                    throw new GridClosureException(e);
                }
            });
        }
        if (keys.size() == 1) {
            final KeyCacheObject key = F.first(keys);
            return cacheCtx.colocated().loadAsync(key, readThrough, needVer || !cacheCtx.config().isReadFromBackup() || (optimistic() && serializable() && readThrough), topVer, resolveTaskName(), /*deserializeBinary*/
            false, expiryPlc0, skipVals, needVer, /*keepCacheObject*/
            true, recovery, null, label()).chain(new C1<IgniteInternalFuture<Object>, Void>() {

                @Override
                public Void apply(IgniteInternalFuture<Object> f) {
                    try {
                        Object val = f.get();
                        processLoaded(key, val, needVer, skipVals, c);
                        return null;
                    } catch (Exception e) {
                        setRollbackOnly();
                        throw new GridClosureException(e);
                    }
                }
            });
        } else {
            return cacheCtx.colocated().loadAsync(keys, readThrough, needVer || !cacheCtx.config().isReadFromBackup() || (optimistic() && serializable() && readThrough), topVer, resolveTaskName(), /*deserializeBinary*/
            false, recovery, expiryPlc0, skipVals, needVer, /*keepCacheObject*/
            true, label(), null).chain(new C1<IgniteInternalFuture<Map<Object, Object>>, Void>() {

                @Override
                public Void apply(IgniteInternalFuture<Map<Object, Object>> f) {
                    try {
                        Map<Object, Object> map = f.get();
                        processLoaded(map, keys, needVer, c);
                        return null;
                    } catch (Exception e) {
                        setRollbackOnly();
                        throw new GridClosureException(e);
                    }
                }
            });
        }
    } else {
        assert cacheCtx.isLocal();
        return localCacheLoadMissing(cacheCtx, topVer, readThrough, async, keys, skipVals, needVer, keepBinary, recovery, expiryPlc, c);
    }
}

Example 3 with ReadRepairStrategy

use of org.apache.ignite.cache.ReadRepairStrategy in project ignite by apache.

the class GridDhtAtomicCache method getAsync.

/**
 * {@inheritDoc}
 */
@Override
protected IgniteInternalFuture<V> getAsync(final K key, final boolean forcePrimary, final boolean skipTx, final String taskName, final boolean deserializeBinary, final boolean skipVals, final boolean needVer) {
    ctx.checkSecurity(SecurityPermission.CACHE_READ);
    CacheOperationContext opCtx = ctx.operationContextPerCall();
    final ExpiryPolicy expiryPlc = skipVals ? null : opCtx != null ? opCtx.expiry() : null;
    final boolean skipStore = opCtx != null && opCtx.skipStore();
    final boolean recovery = opCtx != null && opCtx.recovery();
    final ReadRepairStrategy readRepairStrategy = opCtx != null ? opCtx.readRepairStrategy() : null;
    return asyncOp(new CO<IgniteInternalFuture<V>>() {

        @Override
        public IgniteInternalFuture<V> apply() {
            return getAsync0(ctx.toCacheKeyObject(key), forcePrimary, taskName, deserializeBinary, recovery, readRepairStrategy, expiryPlc, skipVals, skipStore, needVer);
        }
    });
}

Example 4 with ReadRepairStrategy

use of org.apache.ignite.cache.ReadRepairStrategy in project ignite by apache.

the class GridCacheAdapter method containsKeyAsync.

/**
 * {@inheritDoc}
 */
@Override
public final IgniteInternalFuture<Boolean> containsKeyAsync(K key) {
    A.notNull(key, "key");
    CacheOperationContext opCtx = ctx.operationContextPerCall();
    IgniteInternalFuture fut = getAsync(key, /*force primary*/
    !ctx.config().isReadFromBackup(), /*skip tx*/
    false, /*task name*/
    null, /*deserialize binary*/
    false, /*skip values*/
    true, false);
    ReadRepairStrategy readRepairStrategy = opCtx != null ? opCtx.readRepairStrategy() : null;
    if (readRepairStrategy != null)
        return getWithRepairAsync(fut, (ks) -> repairAsync(ks, opCtx, true), () -> containsKeyAsync(key));
    return fut;
}

Example 5 with ReadRepairStrategy

use of org.apache.ignite.cache.ReadRepairStrategy in project ignite by apache.

the class GridDhtColocatedCache method getAsync.

/**
 * {@inheritDoc}
 */
@Override
protected IgniteInternalFuture<V> getAsync(final K key, boolean forcePrimary, boolean skipTx, String taskName, final boolean deserializeBinary, final boolean skipVals, final boolean needVer) {
    ctx.checkSecurity(SecurityPermission.CACHE_READ);
    GridNearTxLocal tx = checkCurrentTx();
    final CacheOperationContext opCtx = ctx.operationContextPerCall();
    final boolean recovery = opCtx != null && opCtx.recovery();
    final ReadRepairStrategy readRepairStrategy = opCtx != null ? opCtx.readRepairStrategy() : null;
    // Get operation bypass Tx in Mvcc mode.
    if (!ctx.mvccEnabled() && tx != null && !tx.implicit() && !skipTx) {
        return asyncOp(tx, new AsyncOp<V>() {

            @Override
            public IgniteInternalFuture<V> op(GridNearTxLocal tx, AffinityTopologyVersion readyTopVer) {
                IgniteInternalFuture<Map<Object, Object>> fut = tx.getAllAsync(ctx, readyTopVer, Collections.singleton(ctx.toCacheKeyObject(key)), deserializeBinary, skipVals, false, opCtx != null && opCtx.skipStore(), recovery, readRepairStrategy, needVer);
                return fut.chain(new CX1<IgniteInternalFuture<Map<Object, Object>>, V>() {

                    @Override
                    public V applyx(IgniteInternalFuture<Map<Object, Object>> e) throws IgniteCheckedException {
                        Map<Object, Object> map = e.get();
                        assert map.isEmpty() || map.size() == 1 : map.size();
                        if (skipVals) {
                            Boolean val = map.isEmpty() ? false : (Boolean) F.firstValue(map);
                            return (V) (val);
                        }
                        return (V) F.firstValue(map);
                    }
                });
            }
        }, opCtx, /*retry*/
        false);
    }
    MvccSnapshot mvccSnapshot = null;
    MvccQueryTracker mvccTracker = null;
    if (ctx.mvccEnabled()) {
        try {
            if (tx != null)
                mvccSnapshot = MvccUtils.requestSnapshot(tx);
            else {
                mvccTracker = MvccUtils.mvccTracker(ctx, null);
                mvccSnapshot = mvccTracker.snapshot();
            }
            assert mvccSnapshot != null;
        } catch (IgniteCheckedException ex) {
            return new GridFinishedFuture<>(ex);
        }
    }
    AffinityTopologyVersion topVer;
    if (tx != null)
        topVer = tx.topologyVersion();
    else if (mvccTracker != null)
        topVer = mvccTracker.topologyVersion();
    else
        topVer = ctx.affinity().affinityTopologyVersion();
    if (readRepairStrategy != null) {
        return new GridNearReadRepairCheckOnlyFuture(ctx, Collections.singleton(ctx.toCacheKeyObject(key)), readRepairStrategy, opCtx == null || !opCtx.skipStore(), taskName, deserializeBinary, recovery, skipVals ? null : expiryPolicy(opCtx != null ? opCtx.expiry() : null), skipVals, needVer, false, tx).single();
    }
    GridPartitionedSingleGetFuture fut = new GridPartitionedSingleGetFuture(ctx, ctx.toCacheKeyObject(key), topVer, opCtx == null || !opCtx.skipStore(), forcePrimary, taskName, deserializeBinary, skipVals ? null : expiryPolicy(opCtx != null ? opCtx.expiry() : null), skipVals, needVer, /*keepCacheObjects*/
    false, opCtx != null && opCtx.recovery(), null, mvccSnapshot);
    fut.init();
    if (mvccTracker != null) {
        final MvccQueryTracker mvccTracker0 = mvccTracker;
        fut.listen(new CI1<IgniteInternalFuture<Object>>() {

            @Override
            public void apply(IgniteInternalFuture<Object> future) {
                if (future.isDone())
                    mvccTracker0.onDone();
            }
        });
    }
    return (IgniteInternalFuture<V>) fut;
}