Examples with ProcessorMetaSupplier com.hazelcast.jet.core.ProcessorMetaSupplier used on opensource projects

Example 6 with ProcessorMetaSupplier

use of com.hazelcast.jet.core.ProcessorMetaSupplier in project hazelcast by hazelcast.

the class PartitionedProcessorTransform method flatMapUsingServiceAsyncBatchedPartitionedTransform.

public static <S, T, K, R> PartitionedProcessorTransform<T, K> flatMapUsingServiceAsyncBatchedPartitionedTransform(@Nonnull Transform upstream, @Nonnull String operationName, @Nonnull ServiceFactory<?, S> serviceFactory, int maxConcurrentOps, int maxBatchSize, @Nonnull BiFunctionEx<? super S, ? super List<T>, ? extends CompletableFuture<Traverser<R>>> flatMapAsyncFn, @Nonnull FunctionEx<? super T, ? extends K> partitionKeyFn) {
    String name = operationName + "UsingPartitionedServiceAsync";
    ProcessorSupplier supplier = flatMapUsingServiceAsyncBatchedP(serviceFactory, maxConcurrentOps, maxBatchSize, flatMapAsyncFn);
    ProcessorMetaSupplier metaSupplier = ProcessorMetaSupplier.of(getPreferredLP(serviceFactory), serviceFactory.permission(), supplier);
    return new PartitionedProcessorTransform<>(name, upstream, metaSupplier, partitionKeyFn);
}

Example 7 with ProcessorMetaSupplier

use of com.hazelcast.jet.core.ProcessorMetaSupplier in project hazelcast by hazelcast.

the class ProcessorTransform method flatMapUsingServiceAsyncBatchedTransform.

public static <S, T, R> ProcessorTransform flatMapUsingServiceAsyncBatchedTransform(@Nonnull Transform upstream, @Nonnull String operationName, @Nonnull ServiceFactory<?, S> serviceFactory, int maxConcurrentOps, int maxBatchSize, @Nonnull BiFunctionEx<? super S, ? super List<T>, ? extends CompletableFuture<Traverser<R>>> flatMapAsyncFn) {
    String name = operationName + "UsingServiceAsyncBatched";
    ProcessorSupplier supplier = flatMapUsingServiceAsyncBatchedP(serviceFactory, maxConcurrentOps, maxBatchSize, flatMapAsyncFn);
    ProcessorMetaSupplier metaSupplier = ProcessorMetaSupplier.of(getPreferredLP(serviceFactory), serviceFactory.permission(), supplier);
    return new ProcessorTransform(name, upstream, metaSupplier);
}

Example 8 with ProcessorMetaSupplier

use of com.hazelcast.jet.core.ProcessorMetaSupplier in project hazelcast by hazelcast.

the class StreamSourceTransform method addToDag.

@Override
public void addToDag(Planner p, Context context) {
    if (emitsWatermarks || eventTimePolicy == null) {
        // Reached when the source either emits both JetEvents and watermarks
        // or neither. In these cases we don't have to insert watermarks.
        final ProcessorMetaSupplier metaSupplier = metaSupplierFn.apply(eventTimePolicy != null ? eventTimePolicy : noEventTime());
        determineLocalParallelism(metaSupplier.preferredLocalParallelism(), context, false);
        p.addVertex(this, name(), determinedLocalParallelism(), metaSupplier);
    } else {
        // ------------
        // |  sourceP   |
        // ------------
        // |
        // isolated
        // v
        // -------------
        // |  insertWmP  |
        // -------------
        String v1name = name();
        final ProcessorMetaSupplier metaSupplier = metaSupplierFn.apply(eventTimePolicy);
        determineLocalParallelism(metaSupplier.preferredLocalParallelism(), context, false);
        Vertex v1 = p.dag.newVertex(v1name, metaSupplier).localParallelism(determinedLocalParallelism());
        PlannerVertex pv2 = p.addVertex(this, v1name + "-add-timestamps", determinedLocalParallelism(), insertWatermarksP(eventTimePolicy));
        p.dag.edge(between(v1, pv2.v).isolated());
    }
}

Example 9 with ProcessorMetaSupplier

use of com.hazelcast.jet.core.ProcessorMetaSupplier in project hazelcast by hazelcast.

the class TestAbstractSqlConnector method fullScanReader.

@Nonnull
@Override
public Vertex fullScanReader(@Nonnull DAG dag, @Nonnull Table table_, @Nullable Expression<Boolean> predicate, @Nonnull List<Expression<?>> projection, @Nullable FunctionEx<ExpressionEvalContext, EventTimePolicy<JetSqlRow>> eventTimePolicyProvider) {
    TestTable table = (TestTable) table_;
    List<Object[]> rows = table.rows;
    boolean streaming = table.streaming;
    FunctionEx<Context, TestDataGenerator> createContextFn = ctx -> {
        ExpressionEvalContext evalContext = ExpressionEvalContext.from(ctx);
        EventTimePolicy<JetSqlRow> eventTimePolicy = eventTimePolicyProvider == null ? EventTimePolicy.noEventTime() : eventTimePolicyProvider.apply(evalContext);
        return new TestDataGenerator(rows, predicate, projection, evalContext, eventTimePolicy, streaming);
    };
    ProcessorMetaSupplier pms = createProcessorSupplier(createContextFn);
    return dag.newUniqueVertex(table.toString(), pms);
}

Example 10 with ProcessorMetaSupplier

use of com.hazelcast.jet.core.ProcessorMetaSupplier in project hazelcast by hazelcast.

the class TestAllTypesSqlConnector method fullScanReader.

@Nonnull
@Override
public Vertex fullScanReader(@Nonnull DAG dag, @Nonnull Table table, @Nullable Expression<Boolean> predicate, @Nonnull List<Expression<?>> projection, @Nullable FunctionEx<ExpressionEvalContext, EventTimePolicy<JetSqlRow>> eventTimePolicyProvider) {
    if (eventTimePolicyProvider != null) {
        throw QueryException.error("Ordering function are not supported for " + TYPE_NAME + " mappings");
    }
    BatchSource<JetSqlRow> source = SourceBuilder.batch("batch", ExpressionEvalContext::from).<JetSqlRow>fillBufferFn((ctx, buf) -> {
        JetSqlRow row = ExpressionUtil.evaluate(predicate, projection, VALUES, ctx);
        if (row != null) {
            buf.add(row);
        }
        buf.close();
    }).build();
    ProcessorMetaSupplier pms = ((BatchSourceTransform<JetSqlRow>) source).metaSupplier;
    return dag.newUniqueVertex(table.toString(), pms);
}