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-rw-r--r--graphx/src/main/scala/org/apache/spark/graphx/lib/TriangleCount.scala5
1 files changed, 2 insertions, 3 deletions
diff --git a/graphx/src/main/scala/org/apache/spark/graphx/lib/TriangleCount.scala b/graphx/src/main/scala/org/apache/spark/graphx/lib/TriangleCount.scala
index c6b1c736dd..58da9e3aed 100644
--- a/graphx/src/main/scala/org/apache/spark/graphx/lib/TriangleCount.scala
+++ b/graphx/src/main/scala/org/apache/spark/graphx/lib/TriangleCount.scala
@@ -19,9 +19,8 @@ object TriangleCount {
*
*
* @param graph a graph with `sourceId` less than `destId`. The graph must have been partitioned
- * using Graph.partitionBy.
- *
- * @return
+ * using [[org.apache.spark.graphx.Graph#partitionBy]], and its edges must be in canonical
+ * orientation (srcId < dstId).
*/
def run[VD: ClassTag, ED: ClassTag](graph: Graph[VD,ED]): Graph[Int, ED] = {
// Remove redundant edges