Github user arina-ielchiieva commented on a diff in the pull request:
https://github.com/apache/drill/pull/1137#discussion_r171071136
--- Diff:
exec/java-exec/src/main/java/org/apache/drill/exec/server/rest/profile/ProfileWrapper.java
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@@ -330,10 +332,16 @@ public boolean isOnlyImpersonationEnabled() {
//Generates operator names inferred from physical plan
private void generateOpMap(String plan) {
this.physicalOperatorMap = new HashMap<String,String>();
--- End diff --
Please replace with diamonds -> `new HashMap<>();`
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