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From "ASF GitHub Bot (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (FLINK-2093) Add a difference method to Gelly's Graph class
Date Mon, 08 Jun 2015 16:10:00 GMT

    [ https://issues.apache.org/jira/browse/FLINK-2093?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14577404#comment-14577404
] 

ASF GitHub Bot commented on FLINK-2093:
---------------------------------------

Github user andralungu commented on a diff in the pull request:

    https://github.com/apache/flink/pull/807#discussion_r31930812
  
    --- Diff: flink-staging/flink-gelly/src/main/java/org/apache/flink/graph/Graph.java ---
    @@ -1233,6 +1233,34 @@ public void coGroup(Iterable<Edge<K, EV>> edge, Iterable<Edge<K,
EV>> edgeToBeRe
     		return new Graph<K, VV, EV>(unionedVertices, unionedEdges, this.context);
     	}
     
    +    /**
    +     * Performs Difference on the vertices and edges sets of the inputgraphs
    +     * removes both vertices and edges with the vertex as a source/target
    +     * @param graph the graph to perform differennce with
    +     * @return a new graph
    --- End diff --
    
    a new graph where the common vertices and edges have been removed


> 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. 



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