Examples with DiscardOutput uk.gov.gchq.gaffer.operation.impl.DiscardOutput used on opensource projects

Example 1 with DiscardOutput

use of uk.gov.gchq.gaffer.operation.impl.DiscardOutput in project gaffer-doc by gchq.

the class ExportToGafferResultCacheExample method exportAndGetJobDetails.

public JobDetail exportAndGetJobDetails() {
    // ---------------------------------------------------------
    final OperationChain<JobDetail> exportOpChain = new OperationChain.Builder().first(new GetAllElements()).then(new ExportToGafferResultCache<>()).then(new DiscardOutput()).then(new GetJobDetails()).build();
    // ---------------------------------------------------------
    jobDetail = runExample(exportOpChain, null);
    return jobDetail;
}

Example 2 with DiscardOutput

use of uk.gov.gchq.gaffer.operation.impl.DiscardOutput in project gaffer-doc by gchq.

the class GetJobResultsExample method runExamples.

@Override
public void runExamples() {
    try {
        final OperationChain<JobDetail> opChain = new OperationChain.Builder().first(new GetAllElements()).then(new ExportToGafferResultCache<>()).then(new DiscardOutput()).then(new GetJobDetails()).build();
        final JobDetail jobDetails = getGraph().execute(opChain, new User("user01"));
        jobId = jobDetails.getJobId();
    } catch (final OperationException e) {
        throw new RuntimeException(e);
    }
    getJobResults();
}

Example 3 with DiscardOutput

use of uk.gov.gchq.gaffer.operation.impl.DiscardOutput in project gaffer-doc by gchq.

the class Subgraphs method run.

@Override
public Iterable<? extends Element> run() throws OperationException, IOException {
    // / [graph] create a graph using our schema and store properties
    // ---------------------------------------------------------
    final Graph graph = new Graph.Builder().config(getDefaultGraphConfig()).addSchemas(StreamUtil.openStreams(getClass(), schemaPath)).storeProperties(getDefaultStoreProperties()).build();
    // ---------------------------------------------------------
    // [user] Create a user
    // ---------------------------------------------------------
    final User user = new User("user01");
    // ---------------------------------------------------------
    // [add] Create a data generator and add the edges to the graph using an operation chain consisting of:
    // generateElements - generating edges from the data (note these are directed edges)
    // addElements - add the edges to the graph
    // ---------------------------------------------------------
    final OperationChain<Void> addOpChain = new OperationChain.Builder().first(new GenerateElements.Builder<String>().generator(new RoadAndRoadUseWithTimesAndCardinalitiesElementGenerator()).input(IOUtils.readLines(StreamUtil.openStream(getClass(), "RoadAndRoadUseWithTimesAndCardinalities/data.txt"))).build()).then(new AddElements()).build();
    graph.execute(addOpChain, user);
    // ---------------------------------------------------------
    print("The elements have been added.");
    // [get] Create a sub graph
    // Start getting related edges with the given seeds.
    // Then update the export with the results
    // Between each hop we need to extract the destination vertices of the
    // previous edges and convert them to EntitySeeds.
    // Finally finish off by returning all the edges in the export.
    // ---------------------------------------------------------
    final OperationChain<Iterable<?>> opChain = new OperationChain.Builder().first(new GetElements.Builder().input(new EntitySeed("M5")).inOutType(IncludeIncomingOutgoingType.OUTGOING).view(new View.Builder().edge("RoadHasJunction").build()).build()).then(new ExportToSet<>()).then(new ToVertices.Builder().edgeVertices(ToVertices.EdgeVertices.DESTINATION).build()).then(new ToEntitySeeds()).then(new GetElements.Builder().inOutType(IncludeIncomingOutgoingType.OUTGOING).view(new View.Builder().edge("RoadUse", new ViewElementDefinition.Builder().preAggregationFilter(new ElementFilter.Builder().select("count").execute(new IsMoreThan(1L)).build()).build()).build()).build()).then(new ExportToSet<>()).then(new DiscardOutput()).then(new GetSetExport()).build();
    // ---------------------------------------------------------
    final Iterable<? extends Element> subGraph = (Iterable<? extends Element>) graph.execute(opChain, user);
    print("\nSub graph:");
    for (final Element edge : subGraph) {
        print("SUB_GRAPH", edge.toString());
    }
    return subGraph;
}

Example 4 with DiscardOutput

use of uk.gov.gchq.gaffer.operation.impl.DiscardOutput in project Gaffer by gchq.

the class OperationControllerTest method shouldNotIncludeAnyOutputClassForOperationWithoutOutput.

@Test
public void shouldNotIncludeAnyOutputClassForOperationWithoutOutput() throws Exception {
    // Given
    when(store.getSupportedOperations()).thenReturn(Sets.newHashSet(DiscardOutput.class));
    when(examplesFactory.generateExample(GetElements.class)).thenReturn(new DiscardOutput());
    // When
    OperationDetail operationDetail = operationController.getOperationDetails(DiscardOutput.class.getName());
    byte[] serialised = JSONSerialiser.serialise(operationDetail);
    // Then
    assertFalse(new String(serialised).contains("outputClassName"));
}

Example 5 with DiscardOutput

use of uk.gov.gchq.gaffer.operation.impl.DiscardOutput in project Gaffer by gchq.

the class AddOperationsToChainTest method shouldAddAllOperationsGivenJson.

@Test
public void shouldAddAllOperationsGivenJson() throws IOException {
    // Given
    final byte[] bytes;
    try (final InputStream inputStream = StreamUtil.openStream(getClass(), ADD_OPERATIONS_TO_CHAIN_RESOURCE_PATH)) {
        bytes = IOUtils.toByteArray(inputStream);
    }
    final AddOperationsToChain hook = fromJson(bytes);
    Operation discardOutput = new DiscardOutput();
    Operation splitStore = new SplitStoreFromFile();
    Operation validate = new Validate();
    Operation getAdjacentIds = new GetAdjacentIds();
    Operation count = new Count<>();
    Operation countGroups = new CountGroups();
    Operation getElements = new GetElements();
    Operation getAllElements = new GetAllElements();
    Operation limit = new Limit<>();
    final OperationChain opChain = new OperationChain.Builder().first(getAdjacentIds).then(getElements).then(getAllElements).build();
    // When
    hook.preExecute(opChain, new Context(new User()));
    // Then
    final OperationChain expectedOpChain = new OperationChain.Builder().first(discardOutput).then(splitStore).then(validate).then(getAdjacentIds).then(count).then(discardOutput).then(countGroups).then(getElements).then(getAllElements).then(limit).then(validate).then(count).build();
    JsonAssert.assertEquals(JSONSerialiser.serialise(expectedOpChain), JSONSerialiser.serialise(opChain));
}