Examples with GraphElement com.alibaba.maxgraph.compiler.api.schema.GraphElement used on opensource projects

Example 16 with GraphElement

use of com.alibaba.maxgraph.compiler.api.schema.GraphElement in project GraphScope by alibaba.

the class VertexResponseFunction method apply.

@Override
public Vertex apply(GremlinQuery.VertexResponse nextV) {
    GremlinQuery.VertexId id = nextV.getId();
    CompositeId rId = new CompositeId(id.getId(), id.getTypeId());
    GraphElement type = schema.getElement(id.getTypeId());
    Map<String, Object> properties = RpcProcessorUtils.deserializeProperty(nextV.getPros().toByteArray(), type, schema);
    return new Vertex(rId, type.getLabel(), properties, this.graph);
}

Example 17 with GraphElement

use of com.alibaba.maxgraph.compiler.api.schema.GraphElement in project GraphScope by alibaba.

the class GraphWriter method addDeleteEdgeOperation.

private void addDeleteEdgeOperation(OperationBatch.Builder batchBuilder, GraphSchema schema, DataRecord dataRecord) {
    EdgeId edgeId;
    EdgeKind edgeKind;
    EdgeTarget edgeTarget = dataRecord.getEdgeTarget();
    if (edgeTarget != null) {
        edgeId = edgeTarget.getEdgeId();
        edgeKind = edgeTarget.getEdgeKind();
    } else {
        EdgeRecordKey edgeRecordKey = dataRecord.getEdgeRecordKey();
        VertexRecordKey srcVertexRecordKey = edgeRecordKey.getSrcVertexRecordKey();
        VertexRecordKey dstVertexRecordKey = edgeRecordKey.getDstVertexRecordKey();
        String label = edgeRecordKey.getLabel();
        GraphElement edgeDef = schema.getElement(label);
        GraphElement srcVertexDef = schema.getElement(srcVertexRecordKey.getLabel());
        GraphElement dstVertexDef = schema.getElement(dstVertexRecordKey.getLabel());
        int labelId = edgeDef.getLabelId();
        Map<Integer, PropertyValue> srcVertexPkVals = parseRawProperties(srcVertexDef, srcVertexRecordKey.getProperties());
        long srcVertexHashId = getHashId(srcVertexDef.getLabelId(), srcVertexPkVals, srcVertexDef);
        Map<Integer, PropertyValue> dstVertexPkVals = parseRawProperties(dstVertexDef, dstVertexRecordKey.getProperties());
        long dstVertexHashId = getHashId(dstVertexDef.getLabelId(), dstVertexPkVals, dstVertexDef);
        long edgeInnerId = edgeRecordKey.getEdgeInnerId();
        edgeId = new EdgeId(new VertexId(srcVertexHashId), new VertexId(dstVertexHashId), edgeInnerId);
        edgeKind = EdgeKind.newBuilder().setEdgeLabelId(new LabelId(labelId)).setSrcVertexLabelId(new LabelId(srcVertexDef.getLabelId())).setDstVertexLabelId(new LabelId(dstVertexDef.getLabelId())).build();
    }
    batchBuilder.addOperation(new DeleteEdgeOperation(edgeId, edgeKind, true));
    batchBuilder.addOperation(new DeleteEdgeOperation(edgeId, edgeKind, false));
}

Example 18 with GraphElement

use of com.alibaba.maxgraph.compiler.api.schema.GraphElement in project GraphScope by alibaba.

the class GraphWriter method addUpdateEdgeOperation.

private void addUpdateEdgeOperation(OperationBatch.Builder batchBuilder, GraphSchema schema, DataRecord dataRecord) {
    EdgeId edgeId;
    EdgeKind edgeKind;
    GraphElement edgeDef;
    EdgeTarget edgeTarget = dataRecord.getEdgeTarget();
    Map<String, Object> properties = dataRecord.getProperties();
    if (edgeTarget != null) {
        edgeId = edgeTarget.getEdgeId();
        edgeKind = edgeTarget.getEdgeKind();
        edgeDef = schema.getElement(edgeKind.getEdgeLabelId().getId());
    } else {
        EdgeRecordKey edgeRecordKey = dataRecord.getEdgeRecordKey();
        VertexRecordKey srcVertexRecordKey = edgeRecordKey.getSrcVertexRecordKey();
        VertexRecordKey dstVertexRecordKey = edgeRecordKey.getDstVertexRecordKey();
        String label = edgeRecordKey.getLabel();
        edgeDef = schema.getElement(label);
        GraphElement srcVertexDef = schema.getElement(srcVertexRecordKey.getLabel());
        GraphElement dstVertexDef = schema.getElement(dstVertexRecordKey.getLabel());
        int labelId = edgeDef.getLabelId();
        Map<Integer, PropertyValue> srcVertexPkVals = parseRawProperties(srcVertexDef, srcVertexRecordKey.getProperties());
        long srcVertexHashId = getHashId(srcVertexDef.getLabelId(), srcVertexPkVals, srcVertexDef);
        Map<Integer, PropertyValue> dstVertexPkVals = parseRawProperties(dstVertexDef, dstVertexRecordKey.getProperties());
        long dstVertexHashId = getHashId(dstVertexDef.getLabelId(), dstVertexPkVals, dstVertexDef);
        long edgeInnerId = edgeRecordKey.getEdgeInnerId();
        edgeId = new EdgeId(new VertexId(srcVertexHashId), new VertexId(dstVertexHashId), edgeInnerId);
        edgeKind = EdgeKind.newBuilder().setEdgeLabelId(new LabelId(labelId)).setSrcVertexLabelId(new LabelId(srcVertexDef.getLabelId())).setDstVertexLabelId(new LabelId(dstVertexDef.getLabelId())).build();
    }
    Map<Integer, PropertyValue> propertyVals = parseRawProperties(edgeDef, properties);
    batchBuilder.addOperation(new UpdateEdgeOperation(edgeId, edgeKind, propertyVals, true));
    batchBuilder.addOperation(new UpdateEdgeOperation(edgeId, edgeKind, propertyVals, false));
}