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Posted to commits@tinkerpop.apache.org by sp...@apache.org on 2018/07/30 12:30:02 UTC
tinkerpop git commit: TINKERPOP-1967 Added a component field to the
ConnectedComponent class
Repository: tinkerpop
Updated Branches:
refs/heads/TINKERPOP-1967 c2a90f6f5 -> 627b6e95b
TINKERPOP-1967 Added a component field to the ConnectedComponent class
In this way the user can access the default more readily and is available in GLVs
Project: http://git-wip-us.apache.org/repos/asf/tinkerpop/repo
Commit: http://git-wip-us.apache.org/repos/asf/tinkerpop/commit/627b6e95
Tree: http://git-wip-us.apache.org/repos/asf/tinkerpop/tree/627b6e95
Diff: http://git-wip-us.apache.org/repos/asf/tinkerpop/diff/627b6e95
Branch: refs/heads/TINKERPOP-1967
Commit: 627b6e95b24130dea5582903add52c06b7b64a41
Parents: c2a90f6
Author: Stephen Mallette <sp...@genoprime.com>
Authored: Mon Jul 30 08:29:13 2018 -0400
Committer: Stephen Mallette <sp...@genoprime.com>
Committed: Mon Jul 30 08:29:13 2018 -0400
----------------------------------------------------------------------
docs/src/recipes/connected-components.asciidoc | 5 ++++-
.../computer/traversal/step/map/ConnectedComponent.java | 7 +++++++
2 files changed, 11 insertions(+), 1 deletion(-)
----------------------------------------------------------------------
http://git-wip-us.apache.org/repos/asf/tinkerpop/blob/627b6e95/docs/src/recipes/connected-components.asciidoc
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diff --git a/docs/src/recipes/connected-components.asciidoc b/docs/src/recipes/connected-components.asciidoc
index e6d0f7a..c46180f 100644
--- a/docs/src/recipes/connected-components.asciidoc
+++ b/docs/src/recipes/connected-components.asciidoc
@@ -64,10 +64,13 @@ The traversal looks like:
[gremlin-groovy,existing]
----
g.withComputer().V().connectedComponent().
- group().by('gremlin.connectedComponentVertexProgram.component').
+ group().by(component).
select(values).unfold()
----
+NOTE: The `component` option passed to `by()` is statically imported from `ConnectedComponent` and refers to the
+default property key within which the result of the algorithm is stored.
+
A straightforward way to detect the various subgraphs with an OLTP traversal is to do this:
[gremlin-groovy,existing]
http://git-wip-us.apache.org/repos/asf/tinkerpop/blob/627b6e95/gremlin-core/src/main/java/org/apache/tinkerpop/gremlin/process/computer/traversal/step/map/ConnectedComponent.java
----------------------------------------------------------------------
diff --git a/gremlin-core/src/main/java/org/apache/tinkerpop/gremlin/process/computer/traversal/step/map/ConnectedComponent.java b/gremlin-core/src/main/java/org/apache/tinkerpop/gremlin/process/computer/traversal/step/map/ConnectedComponent.java
index 85558bc..a2223d8 100644
--- a/gremlin-core/src/main/java/org/apache/tinkerpop/gremlin/process/computer/traversal/step/map/ConnectedComponent.java
+++ b/gremlin-core/src/main/java/org/apache/tinkerpop/gremlin/process/computer/traversal/step/map/ConnectedComponent.java
@@ -18,6 +18,7 @@
*/
package org.apache.tinkerpop.gremlin.process.computer.traversal.step.map;
+import org.apache.tinkerpop.gremlin.process.computer.clustering.connected.ConnectedComponentVertexProgram;
import org.apache.tinkerpop.gremlin.process.traversal.dsl.graph.GraphTraversal;
import org.apache.tinkerpop.gremlin.structure.Graph;
@@ -26,6 +27,12 @@ import org.apache.tinkerpop.gremlin.structure.Graph;
* {@link GraphTraversal#connectedComponent()} ()}.
*/
public class ConnectedComponent {
+
+ /**
+ * The default property key name that will hold the result of the algorithm.
+ */
+ public static final String component = ConnectedComponentVertexProgram.COMPONENT;
+
/**
* Configures the edge to traverse when calculating the pagerank.
*/