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Java LocalStep类代码示例

本文整理汇总了Java中org.apache.tinkerpop.gremlin.process.traversal.step.branch.LocalStep的典型用法代码示例。如果您正苦于以下问题:Java LocalStep类的具体用法?Java LocalStep怎么用?Java LocalStep使用的例子?那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。


LocalStep类属于org.apache.tinkerpop.gremlin.process.traversal.step.branch包,在下文中一共展示了LocalStep类的11个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的Java代码示例。

示例1: shouldIdentifyLocalChildren

import org.apache.tinkerpop.gremlin.process.traversal.step.branch.LocalStep; //导入依赖的package包/类
@Test
public void shouldIdentifyLocalChildren() {
    final Traversal.Admin<?, ?> localChild = __.as("x").select("a", "b").by("name").asAdmin();
    new LocalStep<>(new DefaultTraversal(), localChild);
    assertFalse(TraversalHelper.isGlobalChild(localChild));
    ///
    new WhereTraversalStep<>(new DefaultTraversal(), localChild);
    assertFalse(TraversalHelper.isGlobalChild(localChild));
    ///
    new TraversalFilterStep<>(new DefaultTraversal(), localChild);
    assertFalse(TraversalHelper.isGlobalChild(localChild));
    ///
    new TraversalMapStep<>(new DefaultTraversal(), localChild);
    assertFalse(TraversalHelper.isGlobalChild(localChild));
    ///
    new TraversalFlatMapStep<>(new DefaultTraversal(), localChild);
    assertFalse(TraversalHelper.isGlobalChild(localChild));
    ///
    final Traversal.Admin<?, ?> remoteLocalChild = __.repeat(localChild).asAdmin();
    new LocalStep<>(new DefaultTraversal<>(), remoteLocalChild);
    assertFalse(TraversalHelper.isGlobalChild(localChild));
}
 
开发者ID:PKUSilvester,项目名称:LiteGraph,代码行数:23,代码来源:TraversalHelperTest.java

示例2: unfoldLocalTraversal

import org.apache.tinkerpop.gremlin.process.traversal.step.branch.LocalStep; //导入依赖的package包/类
private static void unfoldLocalTraversal(final Traversal.Admin<?, ?> traversal,
                                         LocalStep<?,?> localStep, Traversal.Admin localTraversal,
                                         MultiQueriable vstep, boolean useMultiQuery) {
    assert localTraversal.asAdmin().getSteps().size() > 0;
    if (localTraversal.asAdmin().getSteps().size() == 1) {
        //Can replace the entire localStep by the vertex step in the outer traversal
        assert localTraversal.getStartStep() == vstep;
        vstep.setTraversal(traversal);
        TraversalHelper.replaceStep(localStep, vstep, traversal);

        if (useMultiQuery) {
            vstep.setUseMultiQuery(true);
        }
    }
}
 
开发者ID:graben1437,项目名称:titan1withtp3.1,代码行数:16,代码来源:TitanLocalQueryOptimizerStrategy.java

示例3: endsWithElement

import org.apache.tinkerpop.gremlin.process.traversal.step.branch.LocalStep; //导入依赖的package包/类
public static final boolean endsWithElement(Step<?, ?> currentStep) {
    while (!(currentStep instanceof EmptyStep)) {
        if (currentStep instanceof VertexStep) // only inE, in, and out send messages
            return (((VertexStep) currentStep).returnsVertex() || !((VertexStep) currentStep).getDirection().equals(Direction.OUT));
        else if (currentStep instanceof EdgeVertexStep) // TODO: add GraphStep but only if its mid-traversal V()/E()
            return true;
        else if (currentStep instanceof TraversalFlatMapStep || currentStep instanceof TraversalMapStep || currentStep instanceof LocalStep)
            return endsWithElement(((TraversalParent) currentStep).getLocalChildren().get(0).getEndStep());
        else if (!(currentStep instanceof FilterStep || currentStep instanceof SideEffectStep || currentStep instanceof IdentityStep || currentStep instanceof Barrier))
            return false;
        currentStep = currentStep.getPreviousStep();
    }
    return false;
}
 
开发者ID:apache,项目名称:tinkerpop,代码行数:15,代码来源:MessagePassingReductionStrategy.java

示例4: testLocalStepCompile

import org.apache.tinkerpop.gremlin.process.traversal.step.branch.LocalStep; //导入依赖的package包/类
@Test
public void testLocalStepCompile() {
    Vertex a1 = this.sqlgGraph.addVertex(T.label, "A", "name", "a1");
    Vertex b1 = this.sqlgGraph.addVertex(T.label, "B", "name", "b1");
    Vertex c1 = this.sqlgGraph.addVertex(T.label, "C", "name", "c1");
    a1.addEdge("ab", b1);
    b1.addEdge("bc", c1);
    this.sqlgGraph.tx().commit();

    DefaultGraphTraversal<Vertex, Path> traversal = (DefaultGraphTraversal<Vertex, Path>) gt
            .V(a1)
            .local(
                    __.out().out()
            ).path();

    Assert.assertEquals(3, traversal.getSteps().size());
    Assert.assertTrue(traversal.getSteps().get(1) instanceof LocalStep);
    LocalStep<?, ?> localStep = (LocalStep) traversal.getSteps().get(1);
    Assert.assertEquals(1, localStep.getLocalChildren().size());
    Traversal.Admin<?, ?> traversal1 = localStep.getLocalChildren().get(0);
    Assert.assertEquals(2, traversal1.getSteps().size());

    List<Path> paths = traversal.toList();
    Assert.assertEquals(1, paths.size());

    Assert.assertEquals(3, traversal.getSteps().size());
    Assert.assertTrue(traversal.getSteps().get(1) instanceof SqlgLocalStepBarrier);
    SqlgLocalStepBarrier<?,?> sqlgLocalStepBarrier = (SqlgLocalStepBarrier) traversal.getSteps().get(1);
    Assert.assertEquals(1, sqlgLocalStepBarrier.getLocalChildren().size());
    traversal1 = sqlgLocalStepBarrier.getLocalChildren().get(0);
    Assert.assertEquals(1, traversal1.getSteps().size());
}
 
开发者ID:pietermartin,项目名称:sqlg,代码行数:33,代码来源:TestLocalStepCompile.java

示例5: local

import org.apache.tinkerpop.gremlin.process.traversal.step.branch.LocalStep; //导入依赖的package包/类
public default <E2> GraphTraversal<S, E2> local(final Traversal<?, E2> localTraversal) {
    return this.asAdmin().addStep(new LocalStep<>(this.asAdmin(), localTraversal.asAdmin()));
}
 
开发者ID:PKUSilvester,项目名称:LiteGraph,代码行数:4,代码来源:GraphTraversal.java

示例6: apply

import org.apache.tinkerpop.gremlin.process.traversal.step.branch.LocalStep; //导入依赖的package包/类
@Override
public void apply(final Traversal.Admin<?, ?> traversal) {
    // only process the first traversal step in an OLAP chain
    TraversalHelper.getFirstStepOfAssignableClass(TraversalVertexProgramStep.class, traversal).ifPresent(step -> {
        final Graph graph = traversal.getGraph().orElse(EmptyGraph.instance()); // best guess at what the graph will be as its dynamically determined
        final Traversal.Admin<?, ?> compiledComputerTraversal = step.generateProgram(graph, EmptyMemory.instance()).getTraversal().get().clone();
        if (!compiledComputerTraversal.isLocked())
            compiledComputerTraversal.applyStrategies();
        if (!TraversalHelper.hasStepOfAssignableClassRecursively(Arrays.asList(LocalStep.class, LambdaHolder.class), compiledComputerTraversal) && // don't do anything with lambdas or locals as this leads to unknown adjacencies
                !compiledComputerTraversal.getTraverserRequirements().contains(TraverserRequirement.PATH) &&            // when dynamic detachment is provided in 3.3.0, remove this (TODO)
                !compiledComputerTraversal.getTraverserRequirements().contains(TraverserRequirement.LABELED_PATH) &&    // when dynamic detachment is provided in 3.3.0, remove this (TODO)
                !(TraversalHelper.getStepsOfAssignableClass(TraversalParent.class, compiledComputerTraversal).          // this is a strict precaution that could be loosed with deeper logic on barriers in global children
                        stream().
                        filter(parent -> !parent.getGlobalChildren().isEmpty()).findAny().isPresent())) {
            final Traversal.Admin<?, ?> computerTraversal = step.computerTraversal.get().clone();
            // apply the strategies up to this point
            final List<TraversalStrategy<?>> strategies = step.getTraversal().getStrategies().toList();
            final int indexOfStrategy = strategies.indexOf(MessagePassingReductionStrategy.instance());
            if (indexOfStrategy > 0)
                TraversalHelper.applySingleLevelStrategies(step.getTraversal(), computerTraversal, strategies.get(indexOfStrategy - 1).getClass());
            if (computerTraversal.getSteps().size() > 1 &&
                    !(computerTraversal.getStartStep().getNextStep() instanceof Barrier) &&
                    TraversalHelper.hasStepOfAssignableClassRecursively(Arrays.asList(VertexStep.class, EdgeVertexStep.class), computerTraversal) &&
                    TraversalHelper.isLocalStarGraph(computerTraversal)) {
                final Step barrier = (Step) TraversalHelper.getFirstStepOfAssignableClass(Barrier.class, computerTraversal).orElse(null);
                if (MessagePassingReductionStrategy.insertElementId(barrier)) // out().count() -> out().id().count()
                    TraversalHelper.insertBeforeStep(new IdStep(computerTraversal), barrier, computerTraversal);
                if (!(MessagePassingReductionStrategy.endsWithElement(null == barrier ? computerTraversal.getEndStep() : barrier))) {
                    Traversal.Admin newChildTraversal = new DefaultGraphTraversal<>();
                    TraversalHelper.removeToTraversal(computerTraversal.getStartStep() instanceof GraphStep ?
                            computerTraversal.getStartStep().getNextStep() :
                            (Step) computerTraversal.getStartStep(), null == barrier ?
                            EmptyStep.instance() :
                            barrier, newChildTraversal);
                    newChildTraversal = newChildTraversal.getSteps().size() > 1 ? (Traversal.Admin) __.local(newChildTraversal) : newChildTraversal;
                    if (null == barrier)
                        TraversalHelper.insertTraversal(0, newChildTraversal, computerTraversal);
                    else
                        TraversalHelper.insertTraversal(barrier.getPreviousStep(), newChildTraversal, computerTraversal);
                }
            }
            step.setComputerTraversal(computerTraversal);
        }
    });
}
 
开发者ID:apache,项目名称:tinkerpop,代码行数:46,代码来源:MessagePassingReductionStrategy.java

示例7: testOptionalWithOrderAndRange

import org.apache.tinkerpop.gremlin.process.traversal.step.branch.LocalStep; //导入依赖的package包/类
@Test
public void testOptionalWithOrderAndRange() {
    Vertex a1 = this.sqlgGraph.addVertex(T.label, "A", "name", "a");
    Vertex a2 = this.sqlgGraph.addVertex(T.label, "A", "name", "aa");
    Vertex a3 = this.sqlgGraph.addVertex(T.label, "A", "name", "aaa");

    Vertex b1 = this.sqlgGraph.addVertex(T.label, "B", "name", "d");
    Vertex b2 = this.sqlgGraph.addVertex(T.label, "B", "name", "c");
    Vertex b3 = this.sqlgGraph.addVertex(T.label, "B", "name", "b");
    Vertex bb1 = this.sqlgGraph.addVertex(T.label, "BB", "name", "g");
    Vertex bb2 = this.sqlgGraph.addVertex(T.label, "BB", "name", "f");
    Vertex bb3 = this.sqlgGraph.addVertex(T.label, "BB", "name", "e");

    Vertex c1 = this.sqlgGraph.addVertex(T.label, "C", "name", "h");
    Vertex c2 = this.sqlgGraph.addVertex(T.label, "C", "name", "i");
    Vertex c3 = this.sqlgGraph.addVertex(T.label, "C", "name", "j");
    Vertex cc1 = this.sqlgGraph.addVertex(T.label, "CC", "name", "k");
    Vertex cc2 = this.sqlgGraph.addVertex(T.label, "CC", "name", "l");
    Vertex cc3 = this.sqlgGraph.addVertex(T.label, "CC", "name", "m");

    a1.addEdge("ab", b1);
    a1.addEdge("ab", b2);
    a1.addEdge("ab", b3);
    a1.addEdge("abb", bb1);
    a1.addEdge("abb", bb2);
    a1.addEdge("abb", bb3);

    b1.addEdge("bc", c1);
    b1.addEdge("bc", c2);
    b1.addEdge("bc", c3);
    b2.addEdge("bcc", cc1);
    b2.addEdge("bcc", cc2);
    b2.addEdge("bcc", cc3);
    this.sqlgGraph.tx().commit();

    DefaultGraphTraversal<Vertex, Path> traversal = (DefaultGraphTraversal<Vertex, Path>) this.sqlgGraph.traversal()
            .V().hasLabel("A")
            .local(
                    __.optional(
                            __.out().order().by("name").optional(
                                    __.out().order().by("name", Order.decr).range(2, 3)
                            )
                    )
            )
            .path();
    Assert.assertEquals(4, traversal.getSteps().size());
    List<Path> paths = traversal.toList();
    Assert.assertEquals(3, traversal.getSteps().size());
    Assert.assertTrue(traversal.getSteps().get(1) instanceof LocalStep);
    LocalStep<?, ?> localStep = (LocalStep<?, ?>) traversal.getSteps().get(1);
    List<SqlgVertexStep> sqlgVertexSteps = TraversalHelper.getStepsOfAssignableClassRecursively(SqlgVertexStep.class, localStep.getLocalChildren().get(0));
    Assert.assertEquals(1, sqlgVertexSteps.size());
    SqlgVertexStep sqlgVertexStep = sqlgVertexSteps.get(0);
    assertStep(sqlgVertexStep, false, true, true, true);

    Assert.assertEquals(7, paths.size());

    //all the paths of length 2 and 3 must be sorted
    List<Path> pathsOfLength3 = paths.stream().filter(p -> p.size() == 3).collect(Collectors.toList());
    Assert.assertEquals(1, pathsOfLength3.size());
    Vertex v = (Vertex) pathsOfLength3.get(0).objects().get(2);
    Assert.assertEquals("k", v.value("name"));

    List<Path> pathsOfLength2 = paths.stream().filter(p -> p.size() == 2).collect(Collectors.toList());
    Assert.assertEquals(4, pathsOfLength2.size());
    v = (Vertex) pathsOfLength2.get(0).objects().get(1);
    Assert.assertEquals("b", v.value("name"));
    v = (Vertex) pathsOfLength2.get(1).objects().get(1);
    Assert.assertEquals("e", v.value("name"));
    v = (Vertex) pathsOfLength2.get(2).objects().get(1);
    Assert.assertEquals("f", v.value("name"));
    v = (Vertex) pathsOfLength2.get(3).objects().get(1);
    Assert.assertEquals("g", v.value("name"));

    List<Path> pathsOfLength1 = paths.stream().filter(p -> p.size() == 1).collect(Collectors.toList());
    Assert.assertEquals(2, pathsOfLength1.size());
}
 
开发者ID:pietermartin,项目名称:sqlg,代码行数:78,代码来源:TestLocalVertexStepOptionalWithOrder.java

示例8: testOptionalWithOrderAndRange2

import org.apache.tinkerpop.gremlin.process.traversal.step.branch.LocalStep; //导入依赖的package包/类
@Test
public void testOptionalWithOrderAndRange2() {
    Vertex a1 = this.sqlgGraph.addVertex(T.label, "A", "name", "a");
    Vertex a2 = this.sqlgGraph.addVertex(T.label, "A", "name", "aa");
    Vertex a3 = this.sqlgGraph.addVertex(T.label, "A", "name", "aaa");

    Vertex b1 = this.sqlgGraph.addVertex(T.label, "B", "name", "d");
    Vertex b2 = this.sqlgGraph.addVertex(T.label, "B", "name", "c");
    Vertex b3 = this.sqlgGraph.addVertex(T.label, "B", "name", "b");
    Vertex bb1 = this.sqlgGraph.addVertex(T.label, "BB", "name", "g");
    Vertex bb2 = this.sqlgGraph.addVertex(T.label, "BB", "name", "f");
    Vertex bb3 = this.sqlgGraph.addVertex(T.label, "BB", "name", "e");

    Vertex c1 = this.sqlgGraph.addVertex(T.label, "C", "name", "h");
    Vertex c2 = this.sqlgGraph.addVertex(T.label, "C", "name", "i");
    Vertex c3 = this.sqlgGraph.addVertex(T.label, "C", "name", "j");
    Vertex cc1 = this.sqlgGraph.addVertex(T.label, "CC", "name", "k");
    Vertex cc2 = this.sqlgGraph.addVertex(T.label, "CC", "name", "l");
    Vertex cc3 = this.sqlgGraph.addVertex(T.label, "CC", "name", "m");

    a1.addEdge("ab", b1);
    a1.addEdge("ab", b2);
    a1.addEdge("ab", b3);
    a1.addEdge("abb", bb1);
    a1.addEdge("abb", bb2);
    a1.addEdge("abb", bb3);

    b1.addEdge("bc", c1);
    b1.addEdge("bc", c2);
    b1.addEdge("bc", c3);
    b2.addEdge("bcc", cc1);
    b2.addEdge("bcc", cc2);
    b2.addEdge("bcc", cc3);
    this.sqlgGraph.tx().commit();

    DefaultGraphTraversal<Vertex, Path> traversal = (DefaultGraphTraversal<Vertex, Path>) this.sqlgGraph.traversal()
            .V().hasLabel("A")
            .local(
                    __.optional(
                            __.out().order().by("name").range(1, 2).optional(
                                    __.out().order().by("name", Order.decr).range(2, 3)
                            )
                    )
            )
            .path();
    Assert.assertEquals(4, traversal.getSteps().size());
    List<Path> paths = traversal.toList();
    //This query is no fully optimized.
    //The range messes it up, so it has a SqlgVertexStep
    Assert.assertEquals(3, traversal.getSteps().size());
    Assert.assertTrue(traversal.getSteps().get(1) instanceof LocalStep);
    LocalStep<?, ?> localStep = (LocalStep<?, ?>) traversal.getSteps().get(1);
    List<SqlgVertexStep> sqlgVertexSteps = TraversalHelper.getStepsOfAssignableClassRecursively(SqlgVertexStep.class, localStep.getLocalChildren().get(0));
    //first optional step can not be optimized because it has a range step that is not the last step
    //the second is optimized.
    Assert.assertEquals(2, sqlgVertexSteps.size());

    Assert.assertEquals(3, paths.size());
    List<Path> pathsOfLength1 = paths.stream().filter(p -> p.size() == 1).collect(Collectors.toList());
    Assert.assertEquals(2, pathsOfLength1.size());

    List<Path> pathsOfLength3 = paths.stream().filter(p -> p.size() == 3).collect(Collectors.toList());
    Assert.assertEquals(1, pathsOfLength3.size());

    Vertex v = (Vertex) pathsOfLength3.get(0).objects().get(2);
    Assert.assertEquals("k", v.value("name"));
}
 
开发者ID:pietermartin,项目名称:sqlg,代码行数:68,代码来源:TestLocalVertexStepOptionalWithOrder.java

示例9: testUmlgRequirementWithRange

import org.apache.tinkerpop.gremlin.process.traversal.step.branch.LocalStep; //导入依赖的package包/类
@Test
public void testUmlgRequirementWithRange() {
    Vertex a1 = this.sqlgGraph.addVertex(T.label, "A", "name", "a1");
    Vertex a2 = this.sqlgGraph.addVertex(T.label, "A", "name", "a2");
    Vertex b1 = this.sqlgGraph.addVertex(T.label, "B", "name", "b1");
    Vertex b2 = this.sqlgGraph.addVertex(T.label, "B", "name", "b2");
    Vertex b3 = this.sqlgGraph.addVertex(T.label, "B", "name", "b3");
    Vertex bb1 = this.sqlgGraph.addVertex(T.label, "BB", "name", "bb1");
    Vertex bb2 = this.sqlgGraph.addVertex(T.label, "BB", "name", "bb2");
    Vertex bb3 = this.sqlgGraph.addVertex(T.label, "BB", "name", "bb3");
    a1.addEdge("ab", b1, "order", 3);
    a1.addEdge("ab", b2, "order", 2);
    a1.addEdge("ab", b3, "order", 1);
    a1.addEdge("abb", bb1, "order", 3);
    a1.addEdge("abb", bb2, "order", 2);
    a1.addEdge("abb", bb3, "order", 1);
    Vertex c1 = this.sqlgGraph.addVertex(T.label, "C", "name", "c1");
    Vertex c2 = this.sqlgGraph.addVertex(T.label, "C", "name", "c2");
    Vertex c3 = this.sqlgGraph.addVertex(T.label, "C", "name", "c3");
    b1.addEdge("bc", c1, "order", 1);
    b1.addEdge("bc", c2, "order", 2);
    b1.addEdge("bc", c3, "order", 3);
    Vertex cc1 = this.sqlgGraph.addVertex(T.label, "CC", "name", "cc1");
    Vertex cc2 = this.sqlgGraph.addVertex(T.label, "CC", "name", "cc2");
    Vertex cc3 = this.sqlgGraph.addVertex(T.label, "CC", "name", "cc3");
    b1.addEdge("bcc", cc1, "order", 3);
    b1.addEdge("bcc", cc2, "order", 2);
    b1.addEdge("bcc", cc3, "order", 1);

    DefaultGraphTraversal<Vertex, Path> traversal = (DefaultGraphTraversal<Vertex, Path>) sqlgGraph.traversal()
            .V().hasLabel("A").as("a").order().by("name", Order.decr)
            .local(
                    __.optional(
                            __.outE().as("e1").inV().as("b").order().by(__.select("a").by(T.id)).by(T.label).by(__.select("e1").by("order")).limit(1)
                                    .local(
                                            __.optional(
                                                    __.outE().as("e2").inV().order().by(__.select("b").by(T.id)).by(T.label).by(__.select("e2").by("order"))
                                            )
                                    )
                    )
            )
            .path();


    Assert.assertEquals(5, traversal.getSteps().size());
    List<Path> paths = traversal.toList();

    Assert.assertEquals(4, traversal.getSteps().size());
    Assert.assertTrue(traversal.getSteps().get(2) instanceof LocalStep);
    LocalStep localStep = (LocalStep) traversal.getSteps().get(2);
    DefaultGraphTraversal<Vertex, Vertex> t = (DefaultGraphTraversal<Vertex, Vertex>) localStep.getLocalChildren().get(0);

    //First optional is a non optimized, optimized SqlgChooseBarrierStep
    Assert.assertEquals(1, t.getSteps().size());
    Assert.assertTrue(t.getSteps().get(0) instanceof SqlgOptionalStepBarrier);
    SqlgOptionalStepBarrier sqlgOptionalStepBarrier = (SqlgOptionalStepBarrier) t.getSteps().get(0);

    Traversal.Admin<?, ?> optionalTraversal = (Traversal.Admin<?, ?>) sqlgOptionalStepBarrier.getLocalChildren().get(0);
    Assert.assertEquals(2, optionalTraversal.getSteps().size());
    Assert.assertTrue(optionalTraversal.getSteps().get(0) instanceof SqlgVertexStep);
    Assert.assertTrue(optionalTraversal.getSteps().get(1) instanceof SqlgLocalStepBarrier);

    SqlgLocalStepBarrier sqlgLocalStepBarrier1 = (SqlgLocalStepBarrier) optionalTraversal.getSteps().get(1);
    t = (DefaultGraphTraversal<Vertex, Vertex>) sqlgLocalStepBarrier1.getLocalChildren().get(0);
    //Second optional is a optimized
    Assert.assertEquals(1, t.getSteps().size());

    Assert.assertEquals(2, paths.size());

    Path pathX = paths.get(0);
    Assert.assertEquals(1, pathX.size());
    Assert.assertTrue(pathX.get(0).equals(a2));

    pathX = paths.get(1);
    Assert.assertEquals(3, pathX.size());
    Assert.assertTrue(pathX.get(0).equals(a1));
    Assert.assertTrue(pathX.get(2).equals(b3));
}
 
开发者ID:pietermartin,项目名称:sqlg,代码行数:79,代码来源:TestLocalVertexStepOptionalWithOrder.java

示例10: SqlgLocalStepBarrier

import org.apache.tinkerpop.gremlin.process.traversal.step.branch.LocalStep; //导入依赖的package包/类
public SqlgLocalStepBarrier(final Traversal.Admin traversal, LocalStep<S, E> localStep) {
    super(traversal);
    this.localTraversal = localStep.getLocalChildren().get(0);
}
 
开发者ID:pietermartin,项目名称:sqlg,代码行数:5,代码来源:SqlgLocalStepBarrier.java

示例11: local

import org.apache.tinkerpop.gremlin.process.traversal.step.branch.LocalStep; //导入依赖的package包/类
/**
 * Provides a execute a specified traversal on a single element within a stream.
 *
 * @param localTraversal the traversal to execute locally
 * @return the traversal with the appended {@link LocalStep}
 * @see <a href="http://tinkerpop.apache.org/docs/${project.version}/reference/#local-step" target="_blank">Reference Documentation - Local Step</a>
 * @since 3.0.0-incubating
 */
public default <E2> GraphTraversal<S, E2> local(final Traversal<?, E2> localTraversal) {
    this.asAdmin().getBytecode().addStep(Symbols.local, localTraversal);
    return this.asAdmin().addStep(new LocalStep<>(this.asAdmin(), localTraversal.asAdmin()));
}
 
开发者ID:apache,项目名称:tinkerpop,代码行数:13,代码来源:GraphTraversal.java


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