[
https://issues.apache.org/jira/browse/FLINK-2093?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14597434#comment-14597434
]
ASF GitHub Bot commented on FLINK-2093:
---------------------------------------
Github user vasia commented on a diff in the pull request:
https://github.com/apache/flink/pull/818#discussion_r33026720
--- Diff:
flink-staging/flink-gelly/src/main/java/org/apache/flink/graph/Graph.java ---
@@ -1234,6 +1248,17 @@ public void coGroup(Iterable<Edge<K, EV>> edge,
Iterable<Edge<K, EV>> edgeToBeRe
}
/**
+ * Performs Difference on the vertex and edge sets of the input graphs
+ * removes common vertices and edges. If a source/target vertex is
removed, its corresponding edge will also be removed
+ * @param graph the graph to perform difference with
+ * @return a new graph where the common vertices and edges have been
removed
+ */
+ public Graph<K,VV,EV> difference(Graph<K,VV,EV> graph) throws
java.lang.Exception{
--- End diff --
why the `throws` declaration?
> Add a difference method to Gelly's Graph class
> ----------------------------------------------
>
> Key: FLINK-2093
> URL: https://issues.apache.org/jira/browse/FLINK-2093
> Project: Flink
> Issue Type: New Feature
> Components: Gelly
> Affects Versions: 0.9
> Reporter: Andra Lungu
> Assignee: Shivani Ghatge
> Priority: Minor
>
> This method will compute the difference between two graphs, returning a new
> graph containing the vertices and edges that the current graph and the input
> graph don't have in common.
--
This message was sent by Atlassian JIRA
(v6.3.4#6332)
