1 files changed, 161 insertions, 1 deletions
diff --git a/src/main/java/org/onap/crud/service/AbstractGraphDataService.java b/src/main/java/org/onap/crud/service/AbstractGraphDataService.java
index 013845e..654ebfb 100644
--- a/src/main/java/org/onap/crud/service/AbstractGraphDataService.java
+++ b/src/main/java/org/onap/crud/service/AbstractGraphDataService.java
@@ -23,10 +23,13 @@
  */
 package org.onap.crud.service;
 
+import java.util.ArrayList;
+import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
 
 import javax.ws.rs.core.HttpHeaders;
+import javax.ws.rs.core.Response.Status;
 
 import org.onap.crud.dao.GraphDao;
 import org.onap.crud.entity.Edge;
@@ -37,6 +40,8 @@ import org.onap.crud.util.CrudServiceUtil;
 import org.onap.schema.OxmModelValidator;
 import org.onap.schema.RelationshipSchemaValidator;
 
+import com.google.gson.JsonElement;
+
 public abstract class AbstractGraphDataService {
   protected GraphDao dao;
   
@@ -73,6 +78,154 @@ public abstract class AbstractGraphDataService {
     return CrudResponseBuilder.buildGetVerticesResponse(items, 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);
+        }
+      }
+
+      // 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")) {
+          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 {
+            Edge edge = dao.getEdge(edgePayload.getId(), edgePayload.getType(), txId);
+            validatedEdge = RelationshipSchemaValidator.validateIncomingUpdatePayload(edge, version, edgePayload);
+            persistedEdge = updateBulkEdge(validatedEdge, 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 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;
@@ -81,5 +234,12 @@ public abstract class AbstractGraphDataService {
   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;
-  public abstract String addBulk(String version, BulkPayload payload, HttpHeaders headers) 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;
 }