Examples with Id com.baidu.hugegraph.backend.id.Id used on opensource projects

Example 91 with Id

use of com.baidu.hugegraph.backend.id.Id in project incubator-hugegraph by apache.

the class TextSerializer method readIndexLabel.

@Override
public IndexLabel readIndexLabel(HugeGraph graph, BackendEntry backendEntry) {
    if (backendEntry == null) {
        return null;
    }
    TextBackendEntry entry = this.convertEntry(backendEntry);
    Id id = readId(entry.id());
    String name = JsonUtil.fromJson(entry.column(HugeKeys.NAME), String.class);
    String baseType = entry.column(HugeKeys.BASE_TYPE);
    String baseValue = entry.column(HugeKeys.BASE_VALUE);
    String indexType = entry.column(HugeKeys.INDEX_TYPE);
    String indexFields = entry.column(HugeKeys.FIELDS);
    String status = entry.column(HugeKeys.STATUS);
    IndexLabel indexLabel = new IndexLabel(graph, id, name);
    indexLabel.baseType(JsonUtil.fromJson(baseType, HugeType.class));
    indexLabel.baseValue(readId(baseValue));
    indexLabel.indexType(JsonUtil.fromJson(indexType, IndexType.class));
    indexLabel.indexFields(readIds(indexFields));
    readUserdata(indexLabel, entry);
    indexLabel.status(JsonUtil.fromJson(status, SchemaStatus.class));
    return indexLabel;
}

Example 92 with Id

use of com.baidu.hugegraph.backend.id.Id in project incubator-hugegraph by apache.

the class TextSerializer method readVertexLabel.

@Override
public VertexLabel readVertexLabel(HugeGraph graph, BackendEntry backendEntry) {
    if (backendEntry == null) {
        return null;
    }
    TextBackendEntry entry = this.convertEntry(backendEntry);
    Id id = readId(entry.id());
    String name = JsonUtil.fromJson(entry.column(HugeKeys.NAME), String.class);
    String idStrategy = entry.column(HugeKeys.ID_STRATEGY);
    String properties = entry.column(HugeKeys.PROPERTIES);
    String primaryKeys = entry.column(HugeKeys.PRIMARY_KEYS);
    String nullableKeys = entry.column(HugeKeys.NULLABLE_KEYS);
    String indexLabels = entry.column(HugeKeys.INDEX_LABELS);
    String enableLabelIndex = entry.column(HugeKeys.ENABLE_LABEL_INDEX);
    String status = entry.column(HugeKeys.STATUS);
    VertexLabel vertexLabel = new VertexLabel(graph, id, name);
    vertexLabel.idStrategy(JsonUtil.fromJson(idStrategy, IdStrategy.class));
    vertexLabel.properties(readIds(properties));
    vertexLabel.primaryKeys(readIds(primaryKeys));
    vertexLabel.nullableKeys(readIds(nullableKeys));
    vertexLabel.addIndexLabels(readIds(indexLabels));
    vertexLabel.enableLabelIndex(JsonUtil.fromJson(enableLabelIndex, Boolean.class));
    readUserdata(vertexLabel, entry);
    vertexLabel.status(JsonUtil.fromJson(status, SchemaStatus.class));
    return vertexLabel;
}

Example 93 with Id

use of com.baidu.hugegraph.backend.id.Id in project incubator-hugegraph by apache.

the class TextSerializer method writeIds.

private static String writeIds(Collection<Id> ids) {
    Object[] array = new Object[ids.size()];
    int i = 0;
    for (Id id : ids) {
        if (id.number()) {
            array[i++] = id.asLong();
        } else {
            array[i++] = id.asString();
        }
    }
    return JsonUtil.toJson(array);
}

Example 94 with Id

use of com.baidu.hugegraph.backend.id.Id in project incubator-hugegraph by apache.

the class BinarySerializer method writeIndex.

@Override
public BackendEntry writeIndex(HugeIndex index) {
    BinaryBackendEntry entry;
    if (index.fieldValues() == null && index.elementIds().size() == 0) {
        /*
             * When field-values is null and elementIds size is 0, it is
             * meaningful for deletion of index data by index label.
             * TODO: improve
             */
        entry = this.formatILDeletion(index);
    } else {
        Id id = index.id();
        HugeType type = index.type();
        byte[] value = null;
        if (!type.isNumericIndex() && indexIdLengthExceedLimit(id)) {
            id = index.hashId();
            // Save field-values as column value if the key is a hash string
            value = StringEncoding.encode(index.fieldValues().toString());
        }
        entry = newBackendEntry(type, id);
        if (index.indexLabel().olap()) {
            entry.olap(true);
        }
        entry.column(this.formatIndexName(index), value);
        entry.subId(index.elementId());
        if (index.hasTtl()) {
            entry.ttl(index.ttl());
        }
    }
    return entry;
}

Example 95 with Id

use of com.baidu.hugegraph.backend.id.Id in project incubator-hugegraph by apache.

the class BinarySerializer method formatLabel.

protected BackendColumn formatLabel(HugeElement elem) {
    BackendColumn col = new BackendColumn();
    col.name = this.formatSyspropName(elem.id(), HugeKeys.LABEL);
    Id label = elem.schemaLabel().id();
    BytesBuffer buffer = BytesBuffer.allocate(label.length() + 1);
    col.value = buffer.writeId(label).bytes();
    return col;
}