[GitHub] [incubator-nemo] wonook commented on a change in pull request #292: [NEMO-434] Logical DAG modification for Dynamic sampling of task metrics during the execution of a stage

[GitBox <gi...@apache.org>]

wonook commented on a change in pull request #292:
URL: https://github.com/apache/incubator-nemo/pull/292#discussion_r449274912



##########
File path: common/src/main/java/org/apache/nemo/common/dag/DAGBuilder.java
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@@ -169,6 +176,94 @@ public DAGBuilder(final DAG<V, E> dag) {
     return this;
   }
 
+  /**
+   * Use this method when there are no edges to be replaced.
+   * @param edgeToReference edge to reference.
+   * @param edgeToInsert  edge to insert.
+   * @return  itself.
+   */
+  public DAGBuilder<V, E> connectSplitterVertexWithoutReplacing(final E edgeToReference, final E edgeToInsert) {
+    final V src = edgeToInsert.getSrc();
+    final V dst = edgeToInsert.getDst();
+    LOG.error("edgeToReference: {} {} {}", edgeToReference.getId(), edgeToReference.getSrc().getId(),

Review comment:
       Please use the logs accordingly!




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