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-rw-r--r--src/scalevalapokalypsi/Server/ConnectionGetter.scala25
1 files changed, 25 insertions, 0 deletions
diff --git a/src/scalevalapokalypsi/Server/ConnectionGetter.scala b/src/scalevalapokalypsi/Server/ConnectionGetter.scala
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+++ b/src/scalevalapokalypsi/Server/ConnectionGetter.scala
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+package scalevalapokalypsi.Server
+
+import java.io.IOException
+import java.net.{ServerSocket, Socket}
+import scala.concurrent.Future
+import scala.util.{Failure, Success}
+import scala.concurrent.ExecutionContext.Implicits.global
+
+/** Small helper class for getting new connections using futures */
+class ConnectionGetter(val socket: ServerSocket):
+
+ private var nextClient: Future[Socket] = Future.failed(IOException())
+
+ /** Returns a new socket to a client if there is any new connections. */
+ def newClient(): Option[Socket] =
+ this.nextClient.value match
+ case Some(Success(s)) =>
+ nextClient = Future(socket.accept())
+ Some(s)
+ case Some(Failure(e)) =>
+ nextClient = Future(socket.accept())
+ None
+ case None => None
+
+end ConnectionGetter