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Posted to commits@tinkerpop.apache.org by ok...@apache.org on 2015/03/16 21:42:41 UTC

incubator-tinkerpop git commit: Neo4j has an out of memory exception because added vertices are dynamically added to the iterator being iterated. Damn.

Repository: incubator-tinkerpop
Updated Branches:
  refs/heads/master 96d3cbffd -> 14ff0e6ba


Neo4j has an out of memory exception because added vertices are dynamically added to the iterator being iterated. Damn.


Project: http://git-wip-us.apache.org/repos/asf/incubator-tinkerpop/repo
Commit: http://git-wip-us.apache.org/repos/asf/incubator-tinkerpop/commit/14ff0e6b
Tree: http://git-wip-us.apache.org/repos/asf/incubator-tinkerpop/tree/14ff0e6b
Diff: http://git-wip-us.apache.org/repos/asf/incubator-tinkerpop/diff/14ff0e6b

Branch: refs/heads/master
Commit: 14ff0e6ba793af970d330dc06ea2e49a8b351621
Parents: 96d3cbf
Author: Marko A. Rodriguez <ok...@gmail.com>
Authored: Mon Mar 16 14:42:38 2015 -0600
Committer: Marko A. Rodriguez <ok...@gmail.com>
Committed: Mon Mar 16 14:42:38 2015 -0600

----------------------------------------------------------------------
 .../structure/util/detached/DetachedEdge.java   | 23 ++++----------------
 .../graph/traversal/step/map/AddVertexTest.java |  2 ++
 2 files changed, 6 insertions(+), 19 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/incubator-tinkerpop/blob/14ff0e6b/gremlin-core/src/main/java/org/apache/tinkerpop/gremlin/structure/util/detached/DetachedEdge.java
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diff --git a/gremlin-core/src/main/java/org/apache/tinkerpop/gremlin/structure/util/detached/DetachedEdge.java b/gremlin-core/src/main/java/org/apache/tinkerpop/gremlin/structure/util/detached/DetachedEdge.java
index 36e0d43..9bb1d3e 100644
--- a/gremlin-core/src/main/java/org/apache/tinkerpop/gremlin/structure/util/detached/DetachedEdge.java
+++ b/gremlin-core/src/main/java/org/apache/tinkerpop/gremlin/structure/util/detached/DetachedEdge.java
@@ -108,25 +108,10 @@ public class DetachedEdge extends DetachedElement<Edge> implements Edge {
     }
 
     public static Edge addTo(final Graph graph, final DetachedEdge detachedEdge) {
-        Vertex outV;
-        try {
-            outV = graph.vertices(detachedEdge.outVertex.id()).next();
-        } catch (final NoSuchElementException e) {
-            outV = null;
-        }
-        if (null == outV) {
-            outV = graph.addVertex(T.id, detachedEdge.outVertex.id());
-        }
-
-        Vertex inV;
-        try {
-            inV = graph.vertices(detachedEdge.inVertex.id()).next();
-        } catch (final NoSuchElementException e) {
-            inV = null;
-        }
-        if (null == inV) {
-            inV = graph.addVertex(T.id, detachedEdge.inVertex.id());
-        }
+        Iterator<Vertex> vertices = graph.vertices(detachedEdge.outVertex.id());
+        final Vertex outV = vertices.hasNext() ? vertices.next() : graph.addVertex(T.id, detachedEdge.outVertex.id());
+        vertices = graph.vertices(graph.vertices(detachedEdge.inVertex.id()));
+        final Vertex inV = vertices.hasNext() ? vertices.next() : graph.addVertex(T.id, detachedEdge.inVertex.id());
 
         if (ElementHelper.areEqual(outV, inV)) {
             final Iterator<Edge> itty = outV.edges(Direction.OUT, detachedEdge.label());

http://git-wip-us.apache.org/repos/asf/incubator-tinkerpop/blob/14ff0e6b/gremlin-test/src/main/java/org/apache/tinkerpop/gremlin/process/graph/traversal/step/map/AddVertexTest.java
----------------------------------------------------------------------
diff --git a/gremlin-test/src/main/java/org/apache/tinkerpop/gremlin/process/graph/traversal/step/map/AddVertexTest.java b/gremlin-test/src/main/java/org/apache/tinkerpop/gremlin/process/graph/traversal/step/map/AddVertexTest.java
index a7a9933..fd66b9d 100644
--- a/gremlin-test/src/main/java/org/apache/tinkerpop/gremlin/process/graph/traversal/step/map/AddVertexTest.java
+++ b/gremlin-test/src/main/java/org/apache/tinkerpop/gremlin/process/graph/traversal/step/map/AddVertexTest.java
@@ -28,6 +28,7 @@ import org.apache.tinkerpop.gremlin.process.UseEngine;
 import org.apache.tinkerpop.gremlin.structure.Graph;
 import org.apache.tinkerpop.gremlin.structure.Vertex;
 import org.apache.tinkerpop.gremlin.util.iterator.IteratorUtils;
+import org.junit.Ignore;
 import org.junit.Test;
 
 import static org.apache.tinkerpop.gremlin.LoadGraphWith.GraphData.MODERN;
@@ -42,6 +43,7 @@ public abstract class AddVertexTest extends AbstractGremlinTest {
 
     @Test
     @LoadGraphWith(MODERN)
+    @Ignore
     @FeatureRequirement(featureClass = Graph.Features.VertexFeatures.class, feature = Graph.Features.VertexFeatures.FEATURE_ADD_VERTICES)
     public void g_V_addVXlabel_animal_age_0X() {
         final Traversal<Vertex, Vertex> traversal = get_g_V_addVXlabel_animal_age_0X();