From 063357120cf656aca230d17ff6cbe7e7ee134128 Mon Sep 17 00:00:00 2001
From: Zlatin Balevsky <zlatinb@gmail.com>
Date: Thu, 26 Jul 2018 12:44:53 +0100
Subject: [PATCH] only connect to hosts not already  in progress

---
 .../com/muwire/core/connection/ConnectionEstablisher.groovy   | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/core/src/main/groovy/com/muwire/core/connection/ConnectionEstablisher.groovy b/core/src/main/groovy/com/muwire/core/connection/ConnectionEstablisher.groovy
index e5edd97c..e4f72884 100644
--- a/core/src/main/groovy/com/muwire/core/connection/ConnectionEstablisher.groovy
+++ b/core/src/main/groovy/com/muwire/core/connection/ConnectionEstablisher.groovy
@@ -78,8 +78,8 @@ class ConnectionEstablisher {
 		}
 		if (toTry == null)
 			return
-		inProgress.add(toTry)
-		executor.execute({connect(toTry)} as Runnable)
+		if (inProgress.add(toTry))
+			executor.execute({connect(toTry)} as Runnable)
 	}
 	
 	private void connect(Destination toTry) {