Examples with EdgeLabel com.baidu.hugegraph.schema.EdgeLabel used on opensource projects

Example 6 with EdgeLabel

use of com.baidu.hugegraph.schema.EdgeLabel in project incubator-hugegraph by apache.

the class FakeObjects method newEdge.

public HugeEdge newEdge(long sourceVertexId, long targetVertexId) {
    PropertyKey name = this.newPropertyKey(IdGenerator.of(1), "name");
    PropertyKey age = this.newPropertyKey(IdGenerator.of(2), "age", DataType.INT, Cardinality.SINGLE);
    PropertyKey city = this.newPropertyKey(IdGenerator.of(3), "city");
    PropertyKey date = this.newPropertyKey(IdGenerator.of(4), "date", DataType.DATE);
    PropertyKey weight = this.newPropertyKey(IdGenerator.of(5), "weight", DataType.DOUBLE);
    VertexLabel vl = this.newVertexLabel(IdGenerator.of(1), "person", IdStrategy.CUSTOMIZE_NUMBER, name.id(), age.id(), city.id());
    EdgeLabel el = this.newEdgeLabel(IdGenerator.of(1), "knows", Frequency.SINGLE, vl.id(), vl.id(), date.id(), weight.id());
    HugeVertex source = new HugeVertex(this.graph(), IdGenerator.of(sourceVertexId), vl);
    source.addProperty(name, "tom");
    source.addProperty(age, 18);
    source.addProperty(city, "Beijing");
    HugeVertex target = new HugeVertex(this.graph(), IdGenerator.of(targetVertexId), vl);
    target.addProperty(name, "cat");
    target.addProperty(age, 20);
    target.addProperty(city, "Shanghai");
    Id id = EdgeId.parse("L123456>1>>L987654");
    HugeEdge edge = new HugeEdge(this.graph(), id, el);
    Whitebox.setInternalState(edge, "sourceVertex", source);
    Whitebox.setInternalState(edge, "targetVertex", target);
    edge.assignId();
    edge.addProperty(date, new Date());
    edge.addProperty(weight, 0.75);
    return edge;
}

Example 7 with EdgeLabel

use of com.baidu.hugegraph.schema.EdgeLabel in project incubator-hugegraph by apache.

the class FakeObjects method newEdge.

public HugeEdge newEdge(String sourceVertexId, String targetVertexId) {
    PropertyKey name = this.newPropertyKey(IdGenerator.of(1), "name");
    PropertyKey age = this.newPropertyKey(IdGenerator.of(2), "age", DataType.INT, Cardinality.SINGLE);
    PropertyKey city = this.newPropertyKey(IdGenerator.of(3), "city");
    PropertyKey date = this.newPropertyKey(IdGenerator.of(4), "date", DataType.DATE);
    PropertyKey weight = this.newPropertyKey(IdGenerator.of(5), "weight", DataType.DOUBLE);
    VertexLabel vl = this.newVertexLabel(IdGenerator.of(1), "person", IdStrategy.CUSTOMIZE_NUMBER, name.id(), age.id(), city.id());
    EdgeLabel el = this.newEdgeLabel(IdGenerator.of(1), "knows", Frequency.SINGLE, vl.id(), vl.id(), date.id(), weight.id());
    HugeVertex source = new HugeVertex(this.graph(), IdGenerator.of(sourceVertexId), vl);
    source.addProperty(name, "tom");
    source.addProperty(age, 18);
    source.addProperty(city, "Beijing");
    HugeVertex target = new HugeVertex(this.graph(), IdGenerator.of(targetVertexId), vl);
    target.addProperty(name, "cat");
    target.addProperty(age, 20);
    target.addProperty(city, "Shanghai");
    Id id = EdgeId.parse("L123456>1>>L987654");
    HugeEdge edge = new HugeEdge(this.graph(), id, el);
    Whitebox.setInternalState(edge, "sourceVertex", source);
    Whitebox.setInternalState(edge, "targetVertex", target);
    edge.assignId();
    edge.addProperty(date, new Date());
    edge.addProperty(weight, 0.75);
    return edge;
}

Example 8 with EdgeLabel

use of com.baidu.hugegraph.schema.EdgeLabel in project incubator-hugegraph by apache.

the class FakeObjects method newEdgeLabel.

public EdgeLabel newEdgeLabel(Id id, String name, Frequency frequency, Id sourceLabel, Id targetLabel, Id... properties) {
    EdgeLabel schema = new EdgeLabel(this.graph, id, name);
    schema.frequency(frequency);
    schema.sourceLabel(sourceLabel);
    schema.targetLabel(targetLabel);
    schema.properties(properties);
    Mockito.when(this.graph.edgeLabel(id)).thenReturn(schema);
    Mockito.when(this.graph.edgeLabelOrNone(id)).thenReturn(schema);
    return schema;
}

Example 9 with EdgeLabel

use of com.baidu.hugegraph.schema.EdgeLabel in project incubator-hugegraph by apache.

the class TableSerializer method readEdgeLabel.

@Override
public EdgeLabel readEdgeLabel(HugeGraph graph, BackendEntry backendEntry) {
    if (backendEntry == null) {
        return null;
    }
    TableBackendEntry entry = this.convertEntry(backendEntry);
    Number id = schemaColumn(entry, HugeKeys.ID);
    String name = schemaColumn(entry, HugeKeys.NAME);
    Frequency frequency = schemaEnum(entry, HugeKeys.FREQUENCY, Frequency.class);
    Number sourceLabel = schemaColumn(entry, HugeKeys.SOURCE_LABEL);
    Number targetLabel = schemaColumn(entry, HugeKeys.TARGET_LABEL);
    Object sortKeys = schemaColumn(entry, HugeKeys.SORT_KEYS);
    Object nullableKeys = schemaColumn(entry, HugeKeys.NULLABLE_KEYS);
    Object properties = schemaColumn(entry, HugeKeys.PROPERTIES);
    Object indexLabels = schemaColumn(entry, HugeKeys.INDEX_LABELS);
    SchemaStatus status = schemaEnum(entry, HugeKeys.STATUS, SchemaStatus.class);
    Number ttl = schemaColumn(entry, HugeKeys.TTL);
    Number ttlStartTime = schemaColumn(entry, HugeKeys.TTL_START_TIME);
    EdgeLabel edgeLabel = new EdgeLabel(graph, this.toId(id), name);
    edgeLabel.frequency(frequency);
    edgeLabel.sourceLabel(this.toId(sourceLabel));
    edgeLabel.targetLabel(this.toId(targetLabel));
    edgeLabel.properties(this.toIdArray(properties));
    edgeLabel.sortKeys(this.toIdArray(sortKeys));
    edgeLabel.nullableKeys(this.toIdArray(nullableKeys));
    edgeLabel.addIndexLabels(this.toIdArray(indexLabels));
    edgeLabel.status(status);
    edgeLabel.ttl(ttl.longValue());
    edgeLabel.ttlStartTime(this.toId(ttlStartTime));
    this.readEnableLabelIndex(edgeLabel, entry);
    this.readUserdata(edgeLabel, entry);
    return edgeLabel;
}

Example 10 with EdgeLabel

use of com.baidu.hugegraph.schema.EdgeLabel in project incubator-hugegraph by apache.

the class TableSerializer method parseEdge.

/**
 * Parse an edge from a entry row
 * @param row edge entry
 * @param vertex null or the source vertex
 * @param graph the HugeGraph context object
 * @return the source vertex
 */
protected HugeEdge parseEdge(TableBackendEntry.Row row, HugeVertex vertex, HugeGraph graph) {
    Object ownerVertexId = row.column(HugeKeys.OWNER_VERTEX);
    Number dir = row.column(HugeKeys.DIRECTION);
    boolean direction = EdgeId.isOutDirectionFromCode(dir.byteValue());
    Number label = row.column(HugeKeys.LABEL);
    String sortValues = row.column(HugeKeys.SORT_VALUES);
    Object otherVertexId = row.column(HugeKeys.OTHER_VERTEX);
    Number expiredTime = row.column(HugeKeys.EXPIRED_TIME);
    if (vertex == null) {
        Id ownerId = this.readId(ownerVertexId);
        vertex = new HugeVertex(graph, ownerId, VertexLabel.NONE);
    }
    EdgeLabel edgeLabel = graph.edgeLabelOrNone(this.toId(label));
    Id otherId = this.readId(otherVertexId);
    // Construct edge
    HugeEdge edge = HugeEdge.constructEdge(vertex, direction, edgeLabel, sortValues, otherId);
    // Parse edge properties
    this.parseProperties(edge, row);
    // The expired time is null when the edge is non-ttl
    long expired = edge.hasTtl() ? expiredTime.longValue() : 0L;
    edge.expiredTime(expired);
    return edge;
}