From 85286b88078385fa9862bb1e3207726a8b87e274 Mon Sep 17 00:00:00 2001
From: Ari Lazier <alazier@gmail.com>
Date: Mon, 16 Nov 2015 11:16:09 -0800
Subject: [PATCH] block refresh until the last context has finished execution

---
 shared_realm.cpp | 6 ++++--
 shared_realm.hpp | 6 ++++++
 2 files changed, 10 insertions(+), 2 deletions(-)

diff --git a/shared_realm.cpp b/shared_realm.cpp
index 09b4d188..d95b8bd2 100644
--- a/shared_realm.cpp
+++ b/shared_realm.cpp
@@ -287,8 +287,6 @@ void Realm::cancel_transaction()
 void Realm::invalidate()
 {
     verify_thread();
-    check_read_write(this);
-
     if (m_in_transaction) {
         cancel_transaction();
     }
@@ -384,6 +382,10 @@ void Realm::close()
         m_notifier->remove_realm(this);
     }
 
+    if (m_group) {
+        m_shared_group->end_read();
+    }
+
     m_group = nullptr;
     m_shared_group = nullptr;
     m_history = nullptr;
diff --git a/shared_realm.hpp b/shared_realm.hpp
index 81b14bf7..09685128 100644
--- a/shared_realm.hpp
+++ b/shared_realm.hpp
@@ -197,6 +197,12 @@ namespace realm {
       public:
         UnitializedRealmException(std::string message) : std::runtime_error(message) {}
     };
+
+    class ClosedRealmException : public std::runtime_error
+    {
+      public:
+        ClosedRealmException(std::string message) : std::runtime_error(message) {}
+    };
 }
 
 #endif /* defined(REALM_REALM_HPP) */