* Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
* ================================================================================
* 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
-
-Unless required by applicable law or agreed to in writing, software
-distributed under the License is distributed on an "AS IS" BASIS,
-WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-See the License for the specific language governing permissions and
-limitations under 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
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
* ============LICENSE_END=========================================================
*/
package org.openecomp.aai.serialization.engines.query;
-import java.util.List;
-import java.util.Set;
import org.apache.tinkerpop.gremlin.process.traversal.P;
import org.apache.tinkerpop.gremlin.process.traversal.dsl.graph.GraphTraversal;
import org.apache.tinkerpop.gremlin.structure.Edge;
import org.apache.tinkerpop.gremlin.structure.Element;
import org.apache.tinkerpop.gremlin.structure.Vertex;
-
import org.openecomp.aai.db.props.AAIProperties;
import org.openecomp.aai.introspection.Loader;
+import java.util.List;
+import java.util.Set;
+
+import static org.openecomp.aai.serialization.db.AAIDirection.*;
+import static org.openecomp.aai.serialization.db.EdgeProperty.CONTAINS;
+import static org.openecomp.aai.serialization.db.EdgeProperty.DELETE_OTHER_V;
+
/*
* This class needs some big explanation despite its compact size.
* This controls all the queries performed by the CRUD API in A&AI.
@Override
public List<Vertex> findParents(Vertex start) {
- final GraphTraversal<Vertex, Vertex> pipe = this.g.V(start).emit(v -> true).repeat(__.inE().has("isParent", true).outV());
+ final GraphTraversal<Vertex, Vertex> pipe = this.g.V(start).emit(v -> true).repeat(__.union(__.inE().has(CONTAINS.toString(), OUT.toString()).outV(), __.outE().has(CONTAINS.toString(), IN.toString()).inV()));
return pipe.toList();
}
public List<Vertex> findAllChildren(Vertex start) {
GraphTraversal<Vertex, Vertex> pipe = this.g
- .V(start).emit(v -> true).repeat(__.outE().has("isParent", true).inV());
+ .V(start).emit(v -> true).repeat(__.union(__.outE().has(CONTAINS.toString(), OUT.toString()).inV(), __.inE().has(CONTAINS.toString(), IN.toString()).outV()));
return pipe.toList();
public List<Vertex> findChildrenOfType(Vertex start, String type) {
GraphTraversal<Vertex, Vertex> pipe = this.g.V(start).union(
- __.outE().has("isParent", true).inV(),
- __.inE().has("isParent-REV", true).outV()
+ __.outE().has(CONTAINS.toString(), OUT.toString()).inV(),
+ __.inE().has(CONTAINS.toString(), IN.toString()).outV()
).has(AAIProperties.NODE_TYPE, type).dedup();
return pipe.toList();
}
+
+ public List<Vertex> findChildren(Vertex start) {
+ GraphTraversal<Vertex, Vertex> pipe = this.g.V(start).union(
+ __.outE().has(CONTAINS.toString(), OUT.toString()),
+ __.inE().has(CONTAINS.toString(), IN.toString())
+ ).otherV().dedup();
+
+ return pipe.toList();
+ }
/**
* {@inheritDoc}
@Override
public List<Vertex> findDeletable(Vertex start) {
GraphTraversal<Vertex, Vertex> pipe = this.g
- .V(start).emit(v -> true).repeat(__.outE().or(
- __.has("isParent", true),
- __.has("hasDelTarget", true)).inV());
+ .V(start).emit(v -> true).repeat(
+ __.union(
+ __.outE().or(
+ __.has(CONTAINS.toString(), OUT.toString()),
+ __.has(DELETE_OTHER_V.toString(), OUT.toString())
+ ).inV(),
+ __.inE().or(
+ __.has(CONTAINS.toString(), IN.toString()),
+ __.has(DELETE_OTHER_V.toString(), IN.toString())
+ ).outV()
+ )
+ );
return pipe.toList();
}
@Override
public Tree<Element> findSubGraph(Vertex start, int iterations, boolean nodeOnly) {
final GraphTraversal<Vertex, ?> t = this.g.V(start).emit(v -> true).times(iterations).repeat(
- __.outE().has("isParent", true).inV());
+ __.union(
+ __.outE().has(CONTAINS.toString(), OUT.toString()).inV(),
+ __.inE().has(CONTAINS.toString(), IN.toString()).outV())
+ );
if (!nodeOnly) {
t.union(
__.identity(),
- __.bothE().has("isParent", false).dedup().otherV()
+ __.bothE().has(CONTAINS.toString(), NONE.toString()).dedup().otherV()
);
}
t.tree();
public List<Edge> findEdgesForVersion(Vertex start, Loader loader) {
final Set<String> objects = loader.getAllObjects().keySet();
GraphTraversal<Vertex, Edge> pipeline = this.g.V(start).union(
- __.inE().has("isParent", false).has("isParent-REV", false).where(__.outV().has(AAIProperties.NODE_TYPE, P.within(objects))),
- __.outE().has("isParent", false).has("isParent-REV", false).where(__.inV().has(AAIProperties.NODE_TYPE, P.within(objects)))
+ __.inE().has(CONTAINS.toString(), NONE.toString()).where(__.outV().has(AAIProperties.NODE_TYPE, P.within(objects))),
+ __.outE().has(CONTAINS.toString(), NONE.toString()).where(__.inV().has(AAIProperties.NODE_TYPE, P.within(objects)))
).dedup();
return pipeline.toList();
@Override
public List<Vertex> findCousinVertices(Vertex start) {
GraphTraversal<Vertex, Vertex> pipeline = this.g.V(start).union(
- __.inE().has("isParent", false).has("isParent-REV", false),
- __.outE().has("isParent", false).has("isParent-REV", false)).otherV().dedup();
+ __.inE().has(CONTAINS.toString(), NONE.toString()),
+ __.outE().has(CONTAINS.toString(), NONE.toString())).otherV().dedup();
return pipeline.toList();
}