{"action":"created","comment":{"url":"https://api.github.com/repos/akka/akka/pulls/comments/28044647","id":28044647,"diff_hunk":"@@ -18,17 +18,23 @@ trait GraphCreate {\n   def partial[S <: Shape](block: japi.Function[FlowGraph.Builder[Unit], S]): Graph[S, Unit] =\n     scaladsl.FlowGraph.partial() { b ⇒ block.apply(b.asJava) }\n \n-  def closed[S1 <: Shape, M](g1: Graph[S1, M], block: japi.Procedure2[FlowGraph.Builder[M], S1]): RunnableFlow[M] =\n+  def closed[S1 <: Shape, M](g1: Graph[S1, M],\n+      block: japi.Procedure2[FlowGraph.Builder[M], S1]): RunnableFlow[M] =\n     scaladsl.FlowGraph.closed(g1) { b ⇒ s => block.apply(b.asJava, s) }\n \n-  def partial[S1 <: Shape, S <: Shape, M](g1: Graph[S1, M], block: japi.Function2[FlowGraph.Builder[M], S1, S]): Graph[S, M] =\n+  def partial[S1 <: Shape, S <: Shape, M](g1: Graph[S1, M],\n+      block: japi.Function2[FlowGraph.Builder[M], S1, S]): Graph[S, M] =\n     scaladsl.FlowGraph.partial(g1) { b ⇒ s => block.apply(b.asJava, s) }\n \n-  [2..21#def closed[[#S1 <: Shape#], [#M1#], M]([#g1: Graph[S1, M1]#], combineMat: japi.Function1[[#M1#], M],\n+  def closed[S1 <: Shape, S2 <: Shape, M1, M2, M](g1: Graph[S1, M1], g2: Graph[S2, M2], combineMat: japi.Function2[M1, M2, M],\n+      block: japi.Procedure3[FlowGraph.Builder[M], S1, S2]): RunnableFlow[M] =\n+    scaladsl.FlowGraph.closed(g1, g2)(combineMat.apply _) { b => (s1, s2) => block.apply(b.asJava, s1, s2) 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is missing","created_at":"2015-04-09T08:45:55Z","updated_at":"2015-04-09T08:45:55Z","html_url":"https://github.com/akka/akka/pull/17146#discussion_r28044647","pull_request_url":"https://api.github.com/repos/akka/akka/pulls/17146","_links":{"self":{"href":"https://api.github.com/repos/akka/akka/pulls/comments/28044647"},"html":{"href":"https://github.com/akka/akka/pull/17146#discussion_r28044647"},"pull_request":{"href":"https://api.github.com/repos/akka/akka/pulls/17146"}}},"pull_request":{"url":"https://api.github.com/repos/akka/akka/pulls/17146","id":32767720,"html_url":"https://github.com/akka/akka/pull/17146","diff_url":"https://github.com/akka/akka/pull/17146.diff","patch_url":"https://github.com/akka/akka/pull/17146.patch","issue_url":"https://api.github.com/repos/akka/akka/issues/17146","number":17146,"state":"open","locked":false,"title":"+str #17108 adds arity-numbers to javadsl for nicer compile 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speak up - reason is that when testing it out just in sample code i found the verboseness less of a pain as I expected - because the left-hand-side of the `create()` contains a huge type anyway, and it includes the number as well.\r\n\r\nResolves 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