Merge pull request #2285 from atlanhq/feat/airflow-pipeline-fixes

fix: add base entity to guidEntityMap in lineage response

Author: suraj5077

repository/src/main/java/org/apache/atlas/discovery/EntityLineageService.java

@@ -284,26 +284,23 @@ private AtlasLineageOnDemandInfo getLineageInfoOnDemand(String guid, AtlasLineag
         LineageOnDemandConstraints lineageConstraintsByGuid = getAndValidateLineageConstraintsByGuid(guid, atlasLineageOnDemandContext);
         AtlasLineageOnDemandInfo.LineageDirection direction = lineageConstraintsByGuid.getDirection();
         int depth = lineageConstraintsByGuid.getDepth();
-
         AtlasLineageOnDemandInfo ret = initializeLineageOnDemandInfo(guid);
 
-        if (depth == 0) {
+        if (depth == 0)
             depth = -1;
-        }
-
-        if (!ret.getRelationsOnDemand().containsKey(guid)) {
+        if (!ret.getRelationsOnDemand().containsKey(guid))
             ret.getRelationsOnDemand().put(guid, new LineageInfoOnDemand(lineageConstraintsByGuid));
-        }
+
         AtomicInteger inputEntitiesTraversed = new AtomicInteger(0);
         AtomicInteger outputEntitiesTraversed = new AtomicInteger(0);
         if (isDataSet) {
             AtlasVertex datasetVertex = AtlasGraphUtilsV2.findByGuid(this.graph, guid);
-            if (direction == AtlasLineageOnDemandInfo.LineageDirection.INPUT || direction == AtlasLineageOnDemandInfo.LineageDirection.BOTH) {
+            if (direction == AtlasLineageOnDemandInfo.LineageDirection.INPUT || direction == AtlasLineageOnDemandInfo.LineageDirection.BOTH)
                 traverseEdgesOnDemand(datasetVertex, true, depth, new HashSet<>(), atlasLineageOnDemandContext, ret, guid, inputEntitiesTraversed);
-            }
-            if (direction == AtlasLineageOnDemandInfo.LineageDirection.OUTPUT || direction == AtlasLineageOnDemandInfo.LineageDirection.BOTH) {
+            if (direction == AtlasLineageOnDemandInfo.LineageDirection.OUTPUT || direction == AtlasLineageOnDemandInfo.LineageDirection.BOTH)
                 traverseEdgesOnDemand(datasetVertex, false, depth, new HashSet<>(), atlasLineageOnDemandContext, ret, guid, outputEntitiesTraversed);
-            }
+            AtlasEntityHeader baseEntityHeader = entityRetriever.toAtlasEntityHeader(datasetVertex, atlasLineageOnDemandContext.getAttributes());
+            ret.getGuidEntityMap().put(guid, baseEntityHeader);
         } else  {
             AtlasVertex processVertex = AtlasGraphUtilsV2.findByGuid(this.graph, guid);
             // make one hop to the next dataset vertices from process vertex and traverse with 'depth = depth - 1'
@@ -317,7 +314,6 @@ private AtlasLineageOnDemandInfo getLineageInfoOnDemand(String guid, AtlasLineag
             }
         }
         RequestContext.get().endMetricRecord(metricRecorder);
-
         return ret;
     }