Github user tillrohrmann commented on a diff in the pull request:
https://github.com/apache/flink/pull/3416#discussion_r104387798
--- Diff:
flink-runtime/src/main/scala/org/apache/flink/runtime/akka/AkkaUtils.scala ---
@@ -720,5 +722,55 @@ object AkkaUtils {
if (sslEnabled) "akka.ssl.tcp" else "akka.tcp"
}
+ /**
+ * Retries a function if it fails because of a
[[java.net.BindException]].
+ *
+ * @param fn The function to retry
+ * @param stopCond Flag to signal termination
+ * @param maxSleepBetweenRetries Max random sleep time between retries
+ * @tparam T Return type of the the function to retry
+ * @return Return value of the the function to retry
+ */
+ @tailrec
+ def retryOnBindException[T](
+ fn: => T,
+ stopCond: => Boolean,
+ maxSleepBetweenRetries : Long = 0 )
+ : scala.util.Try[T] = {
--- End diff --
Flink's (implicit) Scala style is as follows:
```
def foobar(
a: Int,
b: Float)
: Double = {
// barfoo
}
```
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