commit ed340dd5380ab5fd12793914eb4781e0a9b5bac8
author Madan Jampani <madan@onlab.us> Tue Sep 15 11:00:41 2015 -0700
committer Brian O'Connor <bocon@onlab.us> Wed Sep 16 05:24:30 2015 +0000
tree f5e998b36f6378d1a9cafd1a03010cedc2c368b1
parent 8a1277967f83e72efab4cc0afaa7996d56436763

Avoid concurrent modification exception by iterating over a immutable collection

Change-Id: Icfffa1347071eb298a25b11ee0511f36002b0675
(cherry picked from commit e81f1cf2aee824c90834204a889ee66a4446df7c)

core/store/dist/src/main/java/org/onosproject/store/consistent/impl/DatabaseManager.java

diff --git a/core/store/dist/src/main/java/org/onosproject/store/consistent/impl/DatabaseManager.java b/core/store/dist/src/main/java/org/onosproject/store/consistent/impl/DatabaseManager.java
index b7c3794..fbc2c88 100644
--- a/core/store/dist/src/main/java/org/onosproject/store/consistent/impl/DatabaseManager.java
+++ b/core/store/dist/src/main/java/org/onosproject/store/consistent/impl/DatabaseManager.java
@@ -47,7 +47,6 @@
 import org.apache.felix.scr.annotations.ReferenceCardinality;
 import org.apache.felix.scr.annotations.ReferencePolicy;
 import org.apache.felix.scr.annotations.Service;
-
 import org.onosproject.app.ApplicationEvent;
 import org.onosproject.app.ApplicationListener;
 import org.onosproject.app.ApplicationService;
@@ -252,7 +251,7 @@
                     log.info("Successfully closed databases.");
                 }
             });
-        maps.values().forEach(this::unregisterMap);
+        ImmutableList.copyOf(maps.values()).forEach(this::unregisterMap);
         if (applicationService != null) {
             applicationService.removeListener(appListener);
         }