Examples with IsMoreThan uk.gov.gchq.gaffer.function.filter.IsMoreThan used on opensource projects

Example 6 with IsMoreThan

use of uk.gov.gchq.gaffer.function.filter.IsMoreThan in project Gaffer by gchq.

the class IsMoreThanExample method isMoreThanAString.

public void isMoreThanAString() {
    // ---------------------------------------------------------
    final IsMoreThan function = new IsMoreThan("B");
    // ---------------------------------------------------------
    runExample(function, 1, "A", "B", "C");
}

Example 7 with IsMoreThan

use of uk.gov.gchq.gaffer.function.filter.IsMoreThan in project Gaffer by gchq.

the class MapFilterExample method freqMapIsMoreThanOrEqualTo2.

public void freqMapIsMoreThanOrEqualTo2() {
    // ---------------------------------------------------------
    final MapFilter function = new MapFilter("key1", new IsMoreThan(2L, true));
    // ---------------------------------------------------------
    final FreqMap map1 = new FreqMap();
    map1.put("key1", 1L);
    final FreqMap map2 = new FreqMap();
    map2.put("key1", 2L);
    final FreqMap map3 = new FreqMap();
    map3.put("key1", 3L);
    final FreqMap map4 = new FreqMap();
    map4.put("key1", 3L);
    map4.put("key2", 0L);
    final FreqMap map5 = new FreqMap();
    map5.put("key2", 3L);
    runExample(function, map1, map2, map3, map4, map5);
}

Example 8 with IsMoreThan

use of uk.gov.gchq.gaffer.function.filter.IsMoreThan in project Gaffer by gchq.

the class LoadAndQuery3 method run.

public CloseableIterable<Edge> run() throws OperationException {
    // [user] Create a user
    // ---------------------------------------------------------
    final User user = new User("user01");
    // ---------------------------------------------------------
    // [generate] create some edges from the data file using our data generator class
    // ---------------------------------------------------------
    final List<Element> elements = new ArrayList<>();
    final DataGenerator3 dataGenerator = new DataGenerator3();
    for (final String s : DataUtils.loadData(getData())) {
        elements.add(dataGenerator.getElement(s));
    }
    // ---------------------------------------------------------
    log("Elements generated from the data file.");
    for (final Element element : elements) {
        log("GENERATED_EDGES", element.toString());
    }
    log("");
    // [graph] create a graph using our schema and store properties
    // ---------------------------------------------------------
    final Graph graph = new Graph.Builder().addSchemas(getSchemas()).storeProperties(getStoreProperties()).build();
    // ---------------------------------------------------------
    // [add] add the edges to the graph
    // ---------------------------------------------------------
    final AddElements addElements = new AddElements.Builder().elements(elements).build();
    graph.execute(addElements, user);
    // ---------------------------------------------------------
    log("The elements have been added.\n");
    log("\nAll edges containing the vertex 1. The counts have been aggregated\n");
    // [get simple] get all the edges that contain the vertex "1"
    // ---------------------------------------------------------
    final GetEdges<EntitySeed> getRelatedEdges = new GetEdges.Builder<EntitySeed>().addSeed(new EntitySeed("1")).build();
    final CloseableIterable<Edge> results = graph.execute(getRelatedEdges, user);
    // ---------------------------------------------------------
    for (final Element e : results) {
        log("GET_RELATED_EDGES_RESULT", e.toString());
    }
    // [get] rerun previous query with a filter to return only edges with a count more than 3
    // ---------------------------------------------------------
    final View view = new View.Builder().edge("data", new ViewElementDefinition.Builder().preAggregationFilter(new ElementFilter.Builder().select("count").execute(new IsMoreThan(3)).build()).build()).build();
    final GetEdges<EntitySeed> getRelatedEdgesWithCountMoreThan3 = new GetEdges.Builder<EntitySeed>().addSeed(new EntitySeed("1")).view(view).build();
    final CloseableIterable<Edge> filteredResults = graph.execute(getRelatedEdgesWithCountMoreThan3, user);
    // ---------------------------------------------------------
    log("\nAll edges containing the vertex 1 with an aggregated count more than than 3\n");
    for (final Element e : filteredResults) {
        log("GET_RELATED_ELEMENTS_WITH_COUNT_MORE_THAN_3_RESULT", e.toString());
    }
    return filteredResults;
}

Example 9 with IsMoreThan

use of uk.gov.gchq.gaffer.function.filter.IsMoreThan in project Gaffer by gchq.

the class LoadAndQuery7 method run.

public Iterable<Edge> run() throws OperationException {
    // [user] Create a user
    // ---------------------------------------------------------
    final User user = new User("user01");
    // ---------------------------------------------------------
    // [graph] create a graph using our schema and store properties
    // ---------------------------------------------------------
    final Graph graph = new Graph.Builder().addSchemas(getSchemas()).storeProperties(getStoreProperties()).build();
    // ---------------------------------------------------------
    // [add] 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 addOpChain = new OperationChain.Builder().first(new GenerateElements.Builder<String>().generator(new DataGenerator7()).objects(DataUtils.loadData(getData())).build()).then(new AddElements()).build();
    graph.execute(addOpChain, user);
    // ---------------------------------------------------------
    // Create some starting seeds for the sub graph.
    final Iterable<EntitySeed> seeds = Lists.newArrayList(new EntitySeed("1"));
    // Create a view to return only edges that have a count more than 1
    // Note we could have used a different view for each hop in order to
    // specify the edges we wish to hop down or to attempt to prevent caching
    // duplicate edges.
    final View view = new View.Builder().edge("data", new ViewElementDefinition.Builder().preAggregationFilter(new ElementFilter.Builder().select("count").execute(new IsMoreThan(1)).build()).build()).build();
    // [extractor] Create a generator that will extract entity seeds
    // This generator will extract just the destination vertices from edges
    // and skip any entities.
    // ---------------------------------------------------------
    final EntitySeedExtractor destVerticesExtractor = new EntitySeedExtractor(new IsEdgeValidator(), new AlwaysValid<>(), true, IdentifierType.DESTINATION);
    // ---------------------------------------------------------
    // [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.
    // Finally finish off by returning all the edges in the export.
    // ---------------------------------------------------------
    final OperationChain opChain = new OperationChain.Builder().first(new GetEdges.Builder<EntitySeed>().seeds(seeds).inOutType(IncludeIncomingOutgoingType.OUTGOING).view(view).build()).then(new ExportToSet()).then(new GenerateObjects<Edge, EntitySeed>(destVerticesExtractor)).then(new GetEdges.Builder<EntitySeed>().inOutType(IncludeIncomingOutgoingType.OUTGOING).view(view).build()).then(new ExportToSet()).then(new GetSetExport()).build();
    final Iterable<Edge> subGraph = (Iterable<Edge>) graph.execute(opChain, user);
    // ---------------------------------------------------------
    log("\nSub graph:");
    for (final Edge edge : subGraph) {
        log("SUB_GRAPH", edge.toString());
    }
    return subGraph;
}

Example 10 with IsMoreThan

use of uk.gov.gchq.gaffer.function.filter.IsMoreThan in project Gaffer by gchq.

the class LoadAndQuery8 method run.

public Iterable<Edge> run() throws OperationException {
    // [user] Create a user who can see public and private data
    // ---------------------------------------------------------
    final User user = new User.Builder().userId("user").dataAuths("public", "private").build();
    // ---------------------------------------------------------
    // [graph] create a graph using our schema and store properties
    // ---------------------------------------------------------
    final Graph graph = new Graph.Builder().addSchemas(getSchemas()).storeProperties(getStoreProperties()).build();
    // ---------------------------------------------------------
    // [add] add the edges to the graph
    // ---------------------------------------------------------
    final OperationChain addOpChain = new OperationChain.Builder().first(new GenerateElements.Builder<String>().generator(new DataGenerator8()).objects(DataUtils.loadData(getData())).build()).then(new AddElements()).build();
    graph.execute(addOpChain, user);
    // ---------------------------------------------------------
    // [get] Get all edges
    // ---------------------------------------------------------
    final GetAllEdges allEdgesOperation = new GetAllEdges();
    final Iterable<Edge> edges = graph.execute(allEdgesOperation, user);
    // ---------------------------------------------------------
    log("\nAll edges in daily time buckets:");
    for (final Edge edge : edges) {
        log("GET_ALL_EDGES_RESULT", edge.toString());
    }
    // [get all edges summarised] Get all edges summarised (merge all time windows together)
    // This is achieved by overriding the 'groupBy' start and end time properties.
    // ---------------------------------------------------------
    final GetAllEdges edgesSummarisedOperation = new GetAllEdges.Builder().view(new View.Builder().edge("data", new ViewElementDefinition.Builder().groupBy().build()).build()).build();
    final Iterable<Edge> edgesSummarised = graph.execute(edgesSummarisedOperation, user);
    // ---------------------------------------------------------
    log("\nAll edges summarised:");
    for (final Edge edge : edgesSummarised) {
        log("GET_ALL_EDGES_SUMMARISED_RESULT", edge.toString());
    }
    // [get all edges summarised in time window] Get all edges summarised over a provided 2 day time period
    // This is achieved by overriding the 'groupBy' start and end time properties
    // and providing a filter.
    // ---------------------------------------------------------
    final GetAllEdges edgesSummarisedInTimeWindowOperation = new GetAllEdges.Builder().view(new View.Builder().edge("data", new ViewElementDefinition.Builder().preAggregationFilter(new ElementFilter.Builder().select("startDate").execute(new IsMoreThan(JAN_01_16, true)).select("endDate").execute(new IsLessThan(JAN_02_16, true)).build()).groupBy().build()).build()).build();
    final Iterable<Edge> edgesSummarisedInTimeWindow = graph.execute(edgesSummarisedInTimeWindowOperation, user);
    // ---------------------------------------------------------
    log("\nEdges in 2 day time window:");
    for (final Edge edge : edgesSummarisedInTimeWindow) {
        log("GET_ALL_EDGES_SUMMARISED_IN_TIME_WINDOW_RESULT", edge.toString());
    }
    // Repeat with a public user and you will see the private edges are not part of the summarised edges
    final User publicUser = new User.Builder().userId("public user").dataAuths("public").build();
    final Iterable<Edge> publicEdgesSummarisedInTimeWindow = graph.execute(edgesSummarisedInTimeWindowOperation, publicUser);
    log("\nPublic edges in 2 day time window:");
    for (final Edge edge : publicEdgesSummarisedInTimeWindow) {
        log("GET_PUBLIC_EDGES_SUMMARISED_IN_TIME_WINDOW_RESULT", edge.toString());
    }
    return publicEdgesSummarisedInTimeWindow;
}