/**
* ============LICENSE_START=======================================================
- * Gizmo
+ * org.onap.aai
* ================================================================================
- * Copyright © 2017 AT&T Intellectual Property.
- * Copyright © 2017 Amdocs
- * All rights reserved.
+ * Copyright © 2017-2018 AT&T Intellectual Property. All rights reserved.
+ * Copyright © 2017-2018 Amdocs
* ================================================================================
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* See the License for the specific language governing permissions and
* limitations under the License.
* ============LICENSE_END=========================================================
- *
- * ECOMP is a trademark and service mark of AT&T Intellectual Property.
*/
package org.onap.crud.service;
-import java.util.ArrayList;
-import java.util.HashMap;
-import java.util.HashSet;
+import com.google.gson.Gson;
+import com.google.gson.GsonBuilder;
+import com.google.gson.reflect.TypeToken;
import java.util.List;
import java.util.Map;
-
+import java.util.Set;
+import javax.ws.rs.core.EntityTag;
import javax.ws.rs.core.HttpHeaders;
-import javax.ws.rs.core.Response.Status;
-
+import net.dongliu.gson.GsonJava8TypeAdapterFactory;
+import org.apache.commons.lang3.tuple.ImmutablePair;
+import org.onap.aai.restclient.client.OperationResult;
import org.onap.crud.dao.GraphDao;
+import org.onap.crud.dao.champ.ChampEdgeSerializer;
+import org.onap.crud.dao.champ.ChampVertexSerializer;
import org.onap.crud.entity.Edge;
import org.onap.crud.entity.Vertex;
import org.onap.crud.exception.CrudException;
import org.onap.schema.OxmModelValidator;
import org.onap.schema.RelationshipSchemaValidator;
-import com.google.gson.JsonElement;
-
public abstract class AbstractGraphDataService {
protected GraphDao daoForGet;
protected GraphDao dao;
-
+
public AbstractGraphDataService() throws CrudException {
- CrudServiceUtil.loadModels();
}
-
- public String getEdge(String version, String id, String type) throws CrudException {
- RelationshipSchemaValidator.validateType(version, type);
- Edge edge = daoForGet.getEdge(id, type);
- return CrudResponseBuilder.buildGetEdgeResponse(RelationshipSchemaValidator.validateOutgoingPayload(version, edge), version);
- }
-
- public String getEdges(String version, String type, Map<String, String> filter) throws CrudException {
+ public ImmutablePair<EntityTag, String> getEdge(String version, String id, String type, Map<String, String> queryParams) throws CrudException {
RelationshipSchemaValidator.validateType(version, type);
- List<Edge> items = daoForGet.getEdges(type, RelationshipSchemaValidator.resolveCollectionfilter(version, type, filter));
- return CrudResponseBuilder.buildGetEdgesResponse(items, version);
+ OperationResult operationResult = daoForGet.getEdge(id, type, queryParams);
+ EntityTag entityTag = CrudServiceUtil.getETagFromHeader(operationResult.getHeaders());
+ Edge edge = Edge.fromJson(operationResult.getResult());
+ return new ImmutablePair<>(entityTag, CrudResponseBuilder.buildGetEdgeResponse(RelationshipSchemaValidator.validateOutgoingPayload(version, edge), version));
}
-
- public String getVertex(String version, String id, String type) throws CrudException {
- type = OxmModelValidator.resolveCollectionType(version, type);
- Vertex vertex = daoForGet.getVertex(id, type, version);
- List<Edge> edges = daoForGet.getVertexEdges(id);
- return CrudResponseBuilder.buildGetVertexResponse(OxmModelValidator.validateOutgoingPayload(version, vertex), edges,
- version);
+
+ public ImmutablePair<EntityTag, String> getEdges(String version, String type, Map<String, String> filter) throws CrudException {
+ Gson champGson = new GsonBuilder()
+ .registerTypeAdapterFactory(new GsonJava8TypeAdapterFactory())
+ .registerTypeAdapter(Vertex.class, new ChampVertexSerializer())
+ .registerTypeAdapter(Edge.class, new ChampEdgeSerializer()).create();
+ RelationshipSchemaValidator.validateType(version, type);
+ OperationResult operationResult = daoForGet.getEdges(type, RelationshipSchemaValidator.resolveCollectionfilter(version, type, filter));
+ List<Edge> items = champGson.fromJson(operationResult.getResult(), new TypeToken<List<Edge>>() {
+ }.getType());
+ EntityTag entityTag = CrudServiceUtil.getETagFromHeader(operationResult.getHeaders());
+ return new ImmutablePair<>(entityTag, CrudResponseBuilder.buildGetEdgesResponse(items, version));
}
- public String getVertices(String version, String type, Map<String, String> filter, HashSet<String> properties) throws CrudException {
+ public ImmutablePair<EntityTag, String> getVertex(String version, String id, String type, Map<String, String> queryParams) throws CrudException {
type = OxmModelValidator.resolveCollectionType(version, type);
- List<Vertex> items = daoForGet.getVertices(type, OxmModelValidator.resolveCollectionfilter(version, type, filter), properties, version);
- return CrudResponseBuilder.buildGetVerticesResponse(items, version);
+ OperationResult vertexOpResult = daoForGet.getVertex(id, type, version, queryParams);
+ Vertex vertex = Vertex.fromJson(vertexOpResult.getResult(), version);
+ List<Edge> edges = daoForGet.getVertexEdges(id, queryParams, null);
+ EntityTag entityTag = CrudServiceUtil.getETagFromHeader(vertexOpResult.getHeaders());
+ return new ImmutablePair<>(entityTag, CrudResponseBuilder.buildGetVertexResponse(OxmModelValidator.validateOutgoingPayload(version, vertex), edges,
+ version));
}
-
- public String addBulk(String version, BulkPayload payload, HttpHeaders headers) throws CrudException {
- HashMap<String, Vertex> vertices = new HashMap<String, Vertex>();
- HashMap<String, Edge> edges = new HashMap<String, Edge>();
-
- String txId = dao.openTransaction();
-
- try {
- // Step 1. Handle edge deletes (must happen before vertex deletes)
- 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("delete")) {
- RelationshipSchemaValidator.validateType(version, edgePayload.getType());
- deleteBulkEdge(edgePayload.getId(), version, edgePayload.getType(), txId);
- }
- }
-
- // Step 2: Handle vertex deletes
- 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("delete")) {
- String type = OxmModelValidator.resolveCollectionType(version, vertexPayload.getType());
- deleteBulkVertex(vertexPayload.getId(), version, type, txId);
- }
- }
-
- // Step 3: Handle vertex add/modify (must happen before edge adds)
- 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());
-
- // Add vertex
- if (opr.getValue().getAsString().equalsIgnoreCase("add")) {
- vertexPayload.setProperties(CrudServiceUtil.mergeHeaderInFoToPayload(vertexPayload.getProperties(),
- headers, true));
- Vertex validatedVertex = OxmModelValidator.validateIncomingUpsertPayload(null, version, vertexPayload.getType(),
- vertexPayload.getProperties());
- Vertex persistedVertex = addBulkVertex(validatedVertex, version, txId);
- Vertex outgoingVertex = OxmModelValidator.validateOutgoingPayload(version, persistedVertex);
- vertices.put(item.getKey(), outgoingVertex);
- }
-
- // Update vertex
- else if (opr.getValue().getAsString().equalsIgnoreCase("modify")) {
- vertexPayload.setProperties(CrudServiceUtil.mergeHeaderInFoToPayload(vertexPayload.getProperties(),
- headers, false));
- Vertex validatedVertex = OxmModelValidator.validateIncomingUpsertPayload(vertexPayload.getId(), version,
- vertexPayload.getType(), vertexPayload.getProperties());
- Vertex persistedVertex = updateBulkVertex(validatedVertex, vertexPayload.getId(), version, txId);
- Vertex outgoingVertex = OxmModelValidator.validateOutgoingPayload(version, persistedVertex);
- vertices.put(item.getKey(), outgoingVertex);
- }
-
- // Patch vertex
- else if (opr.getValue().getAsString().equalsIgnoreCase("patch")) {
- if ( (vertexPayload.getId() == null) || (vertexPayload.getType() == null) ) {
- throw new CrudException("id and type must be specified for patch request", Status.BAD_REQUEST);
- }
-
- vertexPayload.setProperties(CrudServiceUtil.mergeHeaderInFoToPayload(vertexPayload.getProperties(),
- headers, false));
-
- Vertex existingVertex = dao.getVertex(vertexPayload.getId(), OxmModelValidator.resolveCollectionType(version, vertexPayload.getType()), version);
- Vertex validatedVertex = OxmModelValidator.validateIncomingPatchPayload(vertexPayload.getId(),
- version, vertexPayload.getType(), vertexPayload.getProperties(), existingVertex);
- Vertex persistedVertex = updateBulkVertex(validatedVertex, vertexPayload.getId(), version, txId);
- Vertex outgoingVertex = OxmModelValidator.validateOutgoingPayload(version, persistedVertex);
- vertices.put(item.getKey(), outgoingVertex);
- }
- }
-
- // Step 4: Handle edge add/modify
- 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());
-
- // Add/Update edge
- if (opr.getValue().getAsString().equalsIgnoreCase("add")
- || opr.getValue().getAsString().equalsIgnoreCase("modify")
- || opr.getValue().getAsString().equalsIgnoreCase("patch")) {
- Edge validatedEdge;
- Edge persistedEdge;
- if (opr.getValue().getAsString().equalsIgnoreCase("add")) {
- // Fix the source/destination
- 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 = addBulkEdge(validatedEdge, version, txId);
- } else if (opr.getValue().getAsString().equalsIgnoreCase("modify")) {
- Edge edge = dao.getEdge(edgePayload.getId(), edgePayload.getType(), txId);
- validatedEdge = RelationshipSchemaValidator.validateIncomingUpdatePayload(edge, version, edgePayload);
- persistedEdge = updateBulkEdge(validatedEdge, version, txId);
- } else {
- if ( (edgePayload.getId() == null) || (edgePayload.getType() == null) ) {
- throw new CrudException("id and type must be specified for patch request", Status.BAD_REQUEST);
- }
- Edge existingEdge = dao.getEdge(edgePayload.getId(), edgePayload.getType(), txId);
- Edge patchedEdge = RelationshipSchemaValidator.validateIncomingPatchPayload(existingEdge, version, edgePayload);
- persistedEdge = updateBulkEdge(patchedEdge, version, txId);
- }
-
-
- Edge outgoingEdge = RelationshipSchemaValidator.validateOutgoingPayload(version, persistedEdge);
- edges.put(item.getKey(), outgoingEdge);
- }
- }
-
- // commit transaction
- 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);
+ public ImmutablePair<EntityTag, String> getVertices(String version, String type, Map<String, String> filter, Set<String> properties) throws CrudException {
+ type = OxmModelValidator.resolveCollectionType(version, type);
+ OperationResult operationResult = daoForGet.getVertices(type, OxmModelValidator.resolveCollectionfilter(version, type, filter), properties, version);
+ List<Vertex> vertices = Vertex.collectionFromJson(operationResult.getResult(), version);
+ EntityTag entityTag = CrudServiceUtil.getETagFromHeader(operationResult.getHeaders());
+ return new ImmutablePair<>(entityTag, CrudResponseBuilder.buildGetVerticesResponse(vertices, version));
}
-
- public abstract String addVertex(String version, String type, VertexPayload payload) throws CrudException;
- public abstract String updateVertex(String version, String id, String type, VertexPayload payload) throws CrudException;
- public abstract String patchVertex(String version, String id, String type, VertexPayload payload) throws CrudException;
+ public abstract ImmutablePair<EntityTag, String> addVertex(String version, String type, VertexPayload payload)
+ throws CrudException;
+ public abstract ImmutablePair<EntityTag, String> updateVertex(String version, String id, String type,
+ VertexPayload payload) throws CrudException;
+ public abstract ImmutablePair<EntityTag, String> patchVertex(String version, String id, String type,
+ VertexPayload payload) throws CrudException;
public abstract String deleteVertex(String version, String id, String type) throws CrudException;
- public abstract String addEdge(String version, String type, EdgePayload payload) throws CrudException;
+ public abstract ImmutablePair<EntityTag, String> addEdge(String version, String type, EdgePayload payload)
+ throws CrudException;
public abstract String deleteEdge(String version, String id, String type) throws CrudException;
- public abstract String updateEdge(String version, String id, String type, EdgePayload payload) throws CrudException;
- public abstract String patchEdge(String version, String id, String type, EdgePayload payload) throws CrudException;
-
- protected abstract Vertex addBulkVertex(Vertex vertex, String version, String dbTransId) throws CrudException;
- protected abstract Vertex updateBulkVertex(Vertex vertex, String id, String version, String dbTransId) throws CrudException;
- protected abstract void deleteBulkVertex(String id, String version, String type, String dbTransId) throws CrudException;
-
- protected abstract Edge addBulkEdge(Edge edge, String version, String dbTransId) throws CrudException;
- protected abstract Edge updateBulkEdge(Edge edge, String version, String dbTransId) throws CrudException;
- protected abstract void deleteBulkEdge(String id, String version, String type, String dbTransId) throws CrudException;
+ public abstract ImmutablePair<EntityTag, String> updateEdge(String version, String id, String type,
+ EdgePayload payload) throws CrudException;
+ public abstract ImmutablePair<EntityTag, String> patchEdge(String version, String id, String type,
+ EdgePayload payload) throws CrudException;
+ public abstract String addBulk(String version, BulkPayload payload, HttpHeaders headers) throws CrudException;
+
}