Examples with Edges com.baidu.hugegraph.computer.core.graph.edge.Edges used on opensource projects

Example 6 with Edges

use of com.baidu.hugegraph.computer.core.graph.edge.Edges in project hugegraph-computer by hugegraph.

the class FileGraphPartition method compute1.

private long compute1(ComputationContext context) {
    Value result = this.context.config().createObject(ComputerOptions.ALGORITHM_RESULT_CLASS);
    long activeVertexCount = 0L;
    while (this.vertexInput.hasNext()) {
        Vertex vertex = this.vertexInput.next();
        this.readVertexStatusAndValue(vertex, result);
        Iterator<Value> messageIter = this.messageInput.iterator(this.vertexInput.idPointer());
        if (messageIter.hasNext()) {
            vertex.reactivate();
        }
        /*
             * If the vertex is inactive, it's edges will be skipped
             * automatically at the next vertex.
             */
        if (vertex.active()) {
            Edges edges = this.edgesInput.edges(this.vertexInput.idPointer());
            vertex.edges(edges);
            this.computation.compute(context, vertex, messageIter);
        }
        // The vertex status may be changed after computation
        if (vertex.active()) {
            activeVertexCount++;
        }
        try {
            this.saveVertexStatusAndValue(vertex);
        } catch (IOException e) {
            throw new ComputerException("Error occurred when saveVertex", e);
        }
    }
    return activeVertexCount;
}

Example 7 with Edges

use of com.baidu.hugegraph.computer.core.graph.edge.Edges in project hugegraph-computer by hugegraph.

the class ComputeManagerTest method addSingleFreqEdgeBuffer.

private static void addSingleFreqEdgeBuffer(Consumer<NetworkBuffer> consumer) throws IOException {
    for (long i = 0L; i < 200L; i++) {
        Vertex vertex = graphFactory().createVertex();
        vertex.id(BytesId.of(i));
        int count = RANDOM.nextInt(20);
        if (count == 0) {
            continue;
        }
        Edges edges = graphFactory().createEdges(count);
        for (long j = 0; j < count; j++) {
            Edge edge = graphFactory().createEdge();
            edge.targetId(BytesId.of(RANDOM.nextInt(200)));
            Properties properties = graphFactory().createProperties();
            properties.put("p1", new LongValue(i));
            edge.properties(properties);
            edges.add(edge);
        }
        vertex.edges(edges);
        ReceiverUtil.consumeBuffer(writeEdges(vertex, EdgeFrequency.SINGLE), consumer);
    }
}

Example 8 with Edges

use of com.baidu.hugegraph.computer.core.graph.edge.Edges in project hugegraph-computer by hugegraph.

the class MockComputation method compute0.

@Override
public void compute0(ComputationContext context, Vertex vertex) {
    IdListList value = new IdListList();
    vertex.value(value);
    Edges edges = vertex.edges();
    checkEdgesSize(edges);
    checkEdgesSize(edges);
    if (RANDOM.nextInt() % 10 == 0) {
        vertex.inactivate();
    }
}

Example 9 with Edges

use of com.baidu.hugegraph.computer.core.graph.edge.Edges in project hugegraph-computer by hugegraph.

the class EdgesInputTest method checkEdgesInput.

private void checkEdgesInput(EdgesInput edgesInput, EdgeFrequency freq) throws IOException {
    for (long i = 0L; i < 200L; i += 2) {
        Id id = BytesId.of(i);
        ReusablePointer idPointer = idToReusablePointer(id);
        Edges edges = edgesInput.edges(idPointer);
        Iterator<Edge> edgesIt = edges.iterator();
        Assert.assertEquals(i, edges.size());
        for (int j = 0; j < edges.size(); j++) {
            Assert.assertTrue(edgesIt.hasNext());
            Edge edge = edgesIt.next();
            switch(freq) {
                case SINGLE:
                    Assert.assertEquals(BytesId.of(j), edge.targetId());
                    break;
                case SINGLE_PER_LABEL:
                    Assert.assertEquals(BytesId.of(j), edge.targetId());
                    Assert.assertEquals(String.valueOf(j), edge.label());
                    break;
                case MULTIPLE:
                    Assert.assertEquals(BytesId.of(j), edge.targetId());
                    Assert.assertEquals(String.valueOf(j), edge.label());
                    Assert.assertEquals(String.valueOf(j), edge.name());
                    break;
                default:
                    throw new ComputerException("Illegal edge frequency %s", freq);
            }
        }
        Assert.assertFalse(edgesIt.hasNext());
    }
}

Example 10 with Edges

use of com.baidu.hugegraph.computer.core.graph.edge.Edges in project hugegraph-computer by hugegraph.

the class EdgesInputTest method addEdgeBuffer.

private static void addEdgeBuffer(Consumer<NetworkBuffer> consumer, EdgeFrequency freq) throws IOException {
    for (long i = 0L; i < 200L; i++) {
        Vertex vertex = graphFactory().createVertex();
        vertex.id(BytesId.of(i));
        int count = (int) i;
        if (count == 0) {
            continue;
        }
        Edges edges = graphFactory().createEdges(count);
        for (long j = 0; j < count; j++) {
            Edge edge = graphFactory().createEdge();
            switch(freq) {
                case SINGLE:
                    edge.targetId(BytesId.of(j));
                    break;
                case SINGLE_PER_LABEL:
                    edge.label(String.valueOf(j));
                    edge.targetId(BytesId.of(j));
                    break;
                case MULTIPLE:
                    edge.name(String.valueOf(j));
                    edge.label(String.valueOf(j));
                    edge.targetId(BytesId.of(j));
                    break;
                default:
                    throw new ComputerException("Illegal edge frequency %s", freq);
            }
            Properties properties = graphFactory().createProperties();
            properties.put("p1", new LongValue(i));
            edge.properties(properties);
            edges.add(edge);
        }
        vertex.edges(edges);
        ReceiverUtil.consumeBuffer(writeEdges(vertex, freq), consumer);
    }
}