ATLAS-2304: fix Relationship search API to work TinkerPop3
diff --git a/repository/src/main/java/org/apache/atlas/discovery/EntityDiscoveryService.java b/repository/src/main/java/org/apache/atlas/discovery/EntityDiscoveryService.java
index 85b16b4..67aeb30 100644
--- a/repository/src/main/java/org/apache/atlas/discovery/EntityDiscoveryService.java
+++ b/repository/src/main/java/org/apache/atlas/discovery/EntityDiscoveryService.java
@@ -608,11 +608,11 @@
}
if (ret.getEntities() == null) {
- ret.setEntities(new ArrayList<AtlasEntityHeader>());
+ ret.setEntities(new ArrayList<>());
}
} catch (ScriptException e) {
if (LOG.isDebugEnabled()) {
- LOG.debug("Gremlin script execution failed for relationship search query: " + e);
+ LOG.debug("Gremlin script execution failed for relationship search query: {}", relatedEntitiesQuery, e);
}
throw new AtlasBaseException(AtlasErrorCode.INTERNAL_ERROR, "Relationship search query failed");
diff --git a/repository/src/main/java/org/apache/atlas/util/AtlasGremlin3QueryProvider.java b/repository/src/main/java/org/apache/atlas/util/AtlasGremlin3QueryProvider.java
index a55f261..22afd32 100644
--- a/repository/src/main/java/org/apache/atlas/util/AtlasGremlin3QueryProvider.java
+++ b/repository/src/main/java/org/apache/atlas/util/AtlasGremlin3QueryProvider.java
@@ -23,6 +23,10 @@
// In case any overrides are necessary, a specific switch case can be added here to
// return Gremlin 3 specific query otherwise delegate to super.getQuery
switch (gremlinQuery) {
+ case TYPE_UNUSED_COUNT_METRIC:
+ return "g.V().has('__type', 'typeSystem').filter({ !it.getProperty('__type.category').name().matches('TRAIT') && it.inE().count() == 0}).count()";
+ case ENTITY_COUNT_METRIC:
+ return "g.V().has('__superTypeNames', within(['Referenceable'])).count()";
case EXPORT_TYPE_STARTS_WITH:
return "g.V().has('__typeName',typeName).filter({it.get().value(attrName).startsWith(attrValue)}).has('__guid').values('__guid').toList()";
case EXPORT_TYPE_ENDS_WITH:
@@ -33,6 +37,8 @@
return "g.V().has('__typeName',typeName).filter({it.get().value(attrName).matches(attrValue)}).has('__guid').values('__guid').toList()";
case EXPORT_TYPE_DEFAULT:
return "g.V().has('__typeName',typeName).has(attrName, attrValue).has('__guid').values('__guid').toList()";
+ case EXPORT_BY_GUID_FULL:
+ return "g.V().has('__guid', startGuid).bothE().bothV().has('__guid').transform{[__guid:it.__guid,isProcess:(it.__superTypeNames != null) ? it.__superTypeNames.contains('Process') : false ]}.dedup().toList()";
case EXPORT_BY_GUID_CONNECTED_IN_EDGE:
return "g.V().has('__guid', startGuid).inE().outV().has('__guid').project('__guid', 'isProcess').by('__guid').by(map {it.get().values('__superTypeNames').toSet().contains('Process')}).dedup().toList()";
case EXPORT_BY_GUID_CONNECTED_OUT_EDGE:
@@ -45,6 +51,14 @@
return "g.V().has('__guid', '%s').repeat(__.in('%s').out('%s')).times(%s)." +
"emit(has('__superTypeNames').and().properties('__superTypeNames').hasValue('DataSet'))." +
"path().toList()";
+ case TO_RANGE_LIST:
+ return ".range(startIdx, endIdx).toList()";
+ case RELATIONSHIP_SEARCH:
+ return "g.V().has('__guid', guid).both(relation).has('__state', within(states))";
+ case RELATIONSHIP_SEARCH_ASCENDING_SORT:
+ return ".order().by(sortAttributeName, incr)";
+ case RELATIONSHIP_SEARCH_DESCENDING_SORT:
+ return ".order().by(sortAttributeName, decr)";
case GREMLIN_SEARCH_RETURNS_VERTEX_ID:
return "g.V().range(0,1).toList()";
case GREMLIN_SEARCH_RETURNS_EDGE_ID: