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expose flow object to mutate function #501

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May 12, 2014
Merged

expose flow object to mutate function #501

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9 changes: 8 additions & 1 deletion summingbird-scalding/src/main/scala/com/twitter/summingbird/scalding/ScaldingPlatform.scala
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Original file line number Diff line number Diff line change
Expand Up @@ -16,6 +16,7 @@

package com.twitter.summingbird.scalding

import cascading.flow.Flow
import com.twitter.algebird.{ Monoid, Semigroup, Monad }
import com.twitter.algebird.{
Universe,
Expand Down Expand Up @@ -630,7 +631,12 @@ class Scalding(

def run(state: WaitingState[Interval[Timestamp]],
mode: Mode,
pf: PipeFactory[Any]): WaitingState[Interval[Timestamp]] = {
pf: PipeFactory[Any]): WaitingState[Interval[Timestamp]] = run(state, mode, pf, (f: Flow[_]) => Unit)

def run(state: WaitingState[Interval[Timestamp]],
mode: Mode,
pf: PipeFactory[Any],
mutate: Flow[_] => Unit): WaitingState[Interval[Timestamp]] = {

mode match {
case Hdfs(_, conf) =>
Expand All @@ -647,6 +653,7 @@ class Scalding(
case Left(errs) =>
prepareState.fail(FlowPlanException(errs))
case Right((ts,flow)) =>
mutate(flow)
prepareState.willAccept(ts) match {
case Right(runningState) =>
try {
Expand Down