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(Updated Aug. 4, 2021, 11:38 a.m.) Review request for atlas, Jayendra Parab, Nikhil Bonte, Nixon Rodrigues, Pinal Shah, and Sarath Subramanian. Bugs: ATLAS-4376 https://issues.apache.org/jira/browse/ATLAS-4376 Repository: atlas Description ------- When tried to get the typedef of a relationship by: atlasClient.getRelationshipDefByName(name) This will get translated into the following REST request: /api/atlas/v2/types/structdef/name/ {name} The correct REST request should be: /api/atlas/v2/types/relationshipdef/name/{name} The reason why it's querying a structdef and not a relationshipdef is due to a bug in AtlasClientV2 line 1135: } else if (AtlasStructDef.class.isAssignableFrom(typeDefClass)) { return "structdef"; } else if (AtlasRelationshipDef.class.isAssignableFrom(typeDefClass)) { return "relationshipdef"; Since AtlasRelationshipDef extends AtlasStructDef, the first "if" branch will always be true and the second "if" branch will never happen. The fix for this issue is to reverse the two "if" branches. provide test cases for all "if" branches to ensure the querying works correctly Diffs (updated) ----- client/client-v2/src/main/java/org/apache/atlas/AtlasClientV2.java eb0e630f9 client/client-v2/src/test/java/org/apache/atlas/AtlasClientV2Test.java 83a3391eb Diff: https://reviews.apache.org/r/73494/diff/2/ Changes: https://reviews.apache.org/r/73494/diff/1-2/ Testing ------- mvn clean install -Drat.skip mvn clean package -Pdist,embedded-hbase-solr -DskipTests -Drat.skip testcases added Thanks, chaitali