- public String addBulk(String version, BulkPayload payload) throws CrudException {
- HashMap<String, Vertex> vertices = new HashMap<String, Vertex>();
- HashMap<String, Edge> edges = new HashMap<String, Edge>();
- String txId = dao.openTransaction();
- try {
- // Handle vertices
- for (JsonElement v : payload.getObjects()) {
- List<Map.Entry<String, JsonElement>> entries = new ArrayList<Map.Entry<String, JsonElement>>(
- v.getAsJsonObject().entrySet());
-
- if (entries.size() != 2) {
- throw new CrudException("", Status.BAD_REQUEST);
- }
- Map.Entry<String, JsonElement> opr = entries.get(0);
- Map.Entry<String, JsonElement> item = entries.get(1);
-
- VertexPayload vertexPayload = VertexPayload.fromJson(item.getValue().getAsJsonObject().toString());
-
- if (opr.getValue().getAsString().equalsIgnoreCase("add")
- || opr.getValue().getAsString().equalsIgnoreCase("modify")) {
- Vertex validatedVertex;
- Vertex persistedVertex;
- if (opr.getValue().getAsString().equalsIgnoreCase("add")) {
- validatedVertex = OxmModelValidator.validateIncomingUpsertPayload(null, version, vertexPayload.getType(),
- vertexPayload.getProperties());
- // Call champDAO to add the vertex
- persistedVertex = dao.addVertex(validatedVertex.getType(), validatedVertex.getProperties(), txId);
- } else {
- validatedVertex = OxmModelValidator.validateIncomingUpsertPayload(vertexPayload.getId(), version,
- vertexPayload.getType(), vertexPayload.getProperties());
- // Call champDAO to update the vertex
- persistedVertex = dao.updateVertex(vertexPayload.getId(), validatedVertex.getType(),
- validatedVertex.getProperties(), txId);
- }
-
- Vertex outgoingVertex = OxmModelValidator.validateOutgoingPayload(version, persistedVertex);
-
- vertices.put(item.getKey(), outgoingVertex);
-
- } else if (opr.getValue().getAsString().equalsIgnoreCase("delete")) {
- dao.deleteVertex(vertexPayload.getId(),
- OxmModelValidator.resolveCollectionType(version, vertexPayload.getType()), txId);
- }
-
- }
- // Handle Edges
- for (JsonElement v : payload.getRelationships()) {
- List<Map.Entry<String, JsonElement>> entries = new ArrayList<Map.Entry<String, JsonElement>>(
- v.getAsJsonObject().entrySet());
-
- if (entries.size() != 2) {
- throw new CrudException("", Status.BAD_REQUEST);
- }
- Map.Entry<String, JsonElement> opr = entries.get(0);
- Map.Entry<String, JsonElement> item = entries.get(1);
-
- EdgePayload edgePayload = EdgePayload.fromJson(item.getValue().getAsJsonObject().toString());
-
- if (opr.getValue().getAsString().equalsIgnoreCase("add")
- || opr.getValue().getAsString().equalsIgnoreCase("modify")) {
- Edge validatedEdge;
- Edge persistedEdge;
- if (opr.getValue().getAsString().equalsIgnoreCase("add")) {
- // Fix the source/detination
- if (edgePayload.getSource().startsWith("$")) {
- Vertex source = vertices.get(edgePayload.getSource().substring(1));
- if (source == null) {
- throw new CrudException("Not able to find vertex: " + edgePayload.getSource().substring(1),
- Status.INTERNAL_SERVER_ERROR);
- }
- edgePayload
- .setSource("services/inventory/" + version + "/" + source.getType() + "/" + source.getId().get());
- }
- if (edgePayload.getTarget().startsWith("$")) {
- Vertex target = vertices.get(edgePayload.getTarget().substring(1));
- if (target == null) {
- throw new CrudException("Not able to find vertex: " + edgePayload.getTarget().substring(1),
- Status.INTERNAL_SERVER_ERROR);
- }
- edgePayload
- .setTarget("services/inventory/" + version + "/" + target.getType() + "/" + target.getId().get());
- }
- validatedEdge = RelationshipSchemaValidator.validateIncomingAddPayload(version, edgePayload.getType(),
- edgePayload);
- persistedEdge = dao.addEdge(validatedEdge.getType(), validatedEdge.getSource(), validatedEdge.getTarget(),
- validatedEdge.getProperties(), txId);
- } else {
- Edge edge = dao.getEdge(edgePayload.getId(), edgePayload.getType(), txId);
- validatedEdge = RelationshipSchemaValidator.validateIncomingUpdatePayload(edge, version, edgePayload);
- persistedEdge = dao.updateEdge(edge, txId);
- }
-
- Edge outgoingEdge = RelationshipSchemaValidator.validateOutgoingPayload(version, persistedEdge);
-
- edges.put(item.getKey(), outgoingEdge);
-
- } else if (opr.getValue().getAsString().equalsIgnoreCase("delete")) {
- RelationshipSchemaValidator.validateType(version, edgePayload.getType());
- dao.deleteEdge(edgePayload.getId(), edgePayload.getType(), txId);
- }
-
- }
- // close champ TX
- dao.commitTransaction(txId);
- } catch (CrudException ex) {
- dao.rollbackTransaction(txId);
- throw ex;
- } catch (Exception ex) {
- dao.rollbackTransaction(txId);
- throw ex;
- } finally {
- if (dao.transactionExists(txId)) {
- dao.rollbackTransaction(txId);
- }
- }
-
- return CrudResponseBuilder.buildUpsertBulkResponse(vertices, edges, version, payload);
- }
-
- private String addVertex(String version, Vertex vertex) throws CrudException {
- Vertex addedVertex = dao.addVertex(vertex.getType(), vertex.getProperties());
- return CrudResponseBuilder