Ensure that iterating over targets never throws an exception.

diff --git a/src/main/java/net/pterodactylus/wotns/main/IdentityTargets.java b/src/main/java/net/pterodactylus/wotns/main/IdentityTargets.java
index 0222820..54dc660 100644 (file)
--- a/src/main/java/net/pterodactylus/wotns/main/IdentityTargets.java
+++ b/src/main/java/net/pterodactylus/wotns/main/IdentityTargets.java
@@ -74,8 +74,10 @@ public class IdentityTargets implements Iterable<Entry<String, String>> {
         */
        @Override
        public Iterator<Entry<String, String>> iterator() {
         */
        @Override
        public Iterator<Entry<String, String>> iterator() {

-               scanForTargets();
-               return targets.entrySet().iterator();
+               synchronized (targets) {
+                       scanForTargets();
+                       return new HashMap<String, String>(targets).entrySet().iterator();
+               }

        }
 
 }
        }
 
 }