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

Example 1 with CacheInvokeResult

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

the class GridDhtAtomicCache method invoke0.

/**
     * @param async Async operation flag.
     * @param key Key.
     * @param entryProcessor Entry processor.
     * @param args Entry processor arguments.
     * @return Future.
     */
private <T> IgniteInternalFuture<EntryProcessorResult<T>> invoke0(boolean async, K key, EntryProcessor<K, V, T> entryProcessor, Object... args) {
    A.notNull(key, "key", entryProcessor, "entryProcessor");
    if (keyCheck)
        validateCacheKey(key);
    CacheOperationContext opCtx = ctx.operationContextPerCall();
    final boolean keepBinary = opCtx != null && opCtx.isKeepBinary();
    IgniteInternalFuture<Map<K, EntryProcessorResult<T>>> fut = update0(key, null, entryProcessor, args, false, null, async);
    return fut.chain(new CX1<IgniteInternalFuture<Map<K, EntryProcessorResult<T>>>, EntryProcessorResult<T>>() {

        @Override
        public EntryProcessorResult<T> applyx(IgniteInternalFuture<Map<K, EntryProcessorResult<T>>> fut) throws IgniteCheckedException {
            Map<K, EntryProcessorResult<T>> resMap = fut.get();
            if (resMap != null) {
                assert resMap.isEmpty() || resMap.size() == 1 : resMap.size();
                EntryProcessorResult<T> res = resMap.isEmpty() ? null : resMap.values().iterator().next();
                if (res instanceof CacheInvokeResult) {
                    CacheInvokeResult invokeRes = (CacheInvokeResult) res;
                    if (invokeRes.result() != null)
                        res = CacheInvokeResult.fromResult((T) ctx.unwrapBinaryIfNeeded(invokeRes.result(), keepBinary, false));
                }
                return res;
            }
            return null;
        }
    });
}

Example 2 with CacheInvokeResult

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

the class GridLocalAtomicCache method updateWithBatch.

/**
     * Updates entries using batched write-through.
     *
     * @param op Operation.
     * @param keys Keys.
     * @param vals Values.
     * @param invokeArgs Optional arguments for EntryProcessor.
     * @param expiryPlc Expiry policy.
     * @param ver Cache version.
     * @param filter Optional filter.
     * @param subjId Subject ID.
     * @param taskName Task name.
     * @return Results map for invoke operation.
     * @throws CachePartialUpdateCheckedException If update failed.
     */
@SuppressWarnings({ "ForLoopReplaceableByForEach", "unchecked" })
private Map<K, EntryProcessorResult> updateWithBatch(GridCacheOperation op, Collection<? extends K> keys, @Nullable Iterable<?> vals, @Nullable Object[] invokeArgs, @Nullable ExpiryPolicy expiryPlc, GridCacheVersion ver, @Nullable CacheEntryPredicate[] filter, boolean keepBinary, UUID subjId, String taskName) throws IgniteCheckedException {
    List<GridCacheEntryEx> locked = lockEntries(keys);
    try {
        int size = locked.size();
        Map<KeyCacheObject, CacheObject> putMap = null;
        Collection<KeyCacheObject> rmvKeys = null;
        List<CacheObject> writeVals = null;
        Map<K, EntryProcessorResult> invokeResMap = op == TRANSFORM ? U.<K, EntryProcessorResult>newHashMap(size) : null;
        List<GridCacheEntryEx> filtered = new ArrayList<>(size);
        CachePartialUpdateCheckedException err = null;
        Iterator<?> valsIter = vals != null ? vals.iterator() : null;
        boolean intercept = ctx.config().getInterceptor() != null;
        for (int i = 0; i < size; i++) {
            GridCacheEntryEx entry = locked.get(i);
            Object val = valsIter != null ? valsIter.next() : null;
            if (val == null && op != DELETE)
                throw new NullPointerException("Null value.");
            try {
                try {
                    if (!ctx.isAllLocked(entry, filter)) {
                        if (log.isDebugEnabled())
                            log.debug("Entry did not pass the filter (will skip write) [entry=" + entry + ", filter=" + Arrays.toString(filter) + ']');
                        continue;
                    }
                } catch (IgniteCheckedException e) {
                    if (err == null)
                        err = partialUpdateException();
                    err.add(F.asList(entry.key()), e);
                    continue;
                }
                if (op == TRANSFORM) {
                    ctx.kernalContext().resource().inject(val, GridResourceIoc.AnnotationSet.ENTRY_PROCESSOR, ctx.name());
                    EntryProcessor<Object, Object, Object> entryProcessor = (EntryProcessor<Object, Object, Object>) val;
                    CacheObject old = entry.innerGet(null, null, /*read-through*/
                    true, /*update-metrics*/
                    true, /*event*/
                    true, subjId, entryProcessor, taskName, null, keepBinary);
                    Object oldVal = null;
                    CacheInvokeEntry<Object, Object> invokeEntry = new CacheInvokeEntry<>(entry.key(), old, entry.version(), keepBinary, entry);
                    CacheObject updated;
                    Object updatedVal = null;
                    CacheInvokeResult invokeRes = null;
                    try {
                        Object computed = entryProcessor.process(invokeEntry, invokeArgs);
                        updatedVal = ctx.unwrapTemporary(invokeEntry.getValue());
                        updated = ctx.toCacheObject(updatedVal);
                        if (computed != null)
                            invokeRes = CacheInvokeResult.fromResult(ctx.unwrapTemporary(computed));
                    } catch (Exception e) {
                        invokeRes = CacheInvokeResult.fromError(e);
                        updated = old;
                    }
                    if (invokeRes != null)
                        invokeResMap.put((K) entry.key().value(ctx.cacheObjectContext(), false), invokeRes);
                    if (updated == null) {
                        if (intercept) {
                            IgniteBiTuple<Boolean, ?> interceptorRes = ctx.config().getInterceptor().onBeforeRemove(new CacheLazyEntry(ctx, entry.key(), invokeEntry.key(), old, oldVal, keepBinary));
                            if (ctx.cancelRemove(interceptorRes))
                                continue;
                        }
                        // Update previous batch.
                        if (putMap != null) {
                            err = updatePartialBatch(filtered, ver, writeVals, putMap, null, expiryPlc, keepBinary, err, subjId, taskName);
                            putMap = null;
                            writeVals = null;
                            filtered = new ArrayList<>();
                        }
                        // Start collecting new batch.
                        if (rmvKeys == null)
                            rmvKeys = new ArrayList<>(size);
                        rmvKeys.add(entry.key());
                    } else {
                        if (intercept) {
                            Object interceptorVal = ctx.config().getInterceptor().onBeforePut(new CacheLazyEntry(ctx, entry.key(), invokeEntry.getKey(), old, oldVal, keepBinary), updatedVal);
                            if (interceptorVal == null)
                                continue;
                            updated = ctx.toCacheObject(ctx.unwrapTemporary(interceptorVal));
                        }
                        // Update previous batch.
                        if (rmvKeys != null) {
                            err = updatePartialBatch(filtered, ver, null, null, rmvKeys, expiryPlc, keepBinary, err, subjId, taskName);
                            rmvKeys = null;
                            filtered = new ArrayList<>();
                        }
                        if (putMap == null) {
                            putMap = new LinkedHashMap<>(size, 1.0f);
                            writeVals = new ArrayList<>(size);
                        }
                        putMap.put(entry.key(), updated);
                        writeVals.add(updated);
                    }
                } else if (op == UPDATE) {
                    CacheObject cacheVal = ctx.toCacheObject(val);
                    if (intercept) {
                        CacheObject old = entry.innerGet(null, null, /*read-through*/
                        ctx.loadPreviousValue(), /**update-metrics*/
                        true, /**event*/
                        true, subjId, null, taskName, null, keepBinary);
                        Object interceptorVal = ctx.config().getInterceptor().onBeforePut(new CacheLazyEntry(ctx, entry.key(), old, keepBinary), val);
                        if (interceptorVal == null)
                            continue;
                        cacheVal = ctx.toCacheObject(ctx.unwrapTemporary(interceptorVal));
                    }
                    if (putMap == null) {
                        putMap = new LinkedHashMap<>(size, 1.0f);
                        writeVals = new ArrayList<>(size);
                    }
                    putMap.put(entry.key(), cacheVal);
                    writeVals.add(cacheVal);
                } else {
                    assert op == DELETE;
                    if (intercept) {
                        CacheObject old = entry.innerGet(null, null, /*read-through*/
                        ctx.loadPreviousValue(), /**update-metrics*/
                        true, /**event*/
                        true, subjId, null, taskName, null, keepBinary);
                        IgniteBiTuple<Boolean, ?> interceptorRes = ctx.config().getInterceptor().onBeforeRemove(new CacheLazyEntry(ctx, entry.key(), old, keepBinary));
                        if (ctx.cancelRemove(interceptorRes))
                            continue;
                    }
                    if (rmvKeys == null)
                        rmvKeys = new ArrayList<>(size);
                    rmvKeys.add(entry.key());
                }
                filtered.add(entry);
            } catch (IgniteCheckedException e) {
                if (err == null)
                    err = partialUpdateException();
                err.add(F.asList(entry.key()), e);
            } catch (GridCacheEntryRemovedException ignore) {
                assert false : "Entry cannot become obsolete while holding lock.";
            }
        }
        // Store final batch.
        if (putMap != null || rmvKeys != null) {
            err = updatePartialBatch(filtered, ver, writeVals, putMap, rmvKeys, expiryPlc, keepBinary, err, subjId, taskName);
        } else
            assert filtered.isEmpty();
        if (err != null)
            throw err;
        return invokeResMap;
    } finally {
        unlockEntries(locked);
    }
}