From e53707c481dea15ade9d02eeab6c23d18d5f8a04 Mon Sep 17 00:00:00 2001
From: Muxi Yan <mxyan@google.com>
Date: Tue, 25 Oct 2016 15:35:09 -0700
Subject: [PATCH] Update GRPCHost comments
---
src/objective-c/GRPCClient/private/GRPCHost.m | 7 ++++---
1 file changed, 4 insertions(+), 3 deletions(-)
diff --git a/src/objective-c/GRPCClient/private/GRPCHost.m b/src/objective-c/GRPCClient/private/GRPCHost.m
index c41cb81ee1..0524472f53 100644
--- a/src/objective-c/GRPCClient/private/GRPCHost.m
+++ b/src/objective-c/GRPCClient/private/GRPCHost.m
@@ -56,8 +56,9 @@ NS_ASSUME_NONNULL_BEGIN
static NSMutableDictionary *kHostCache;
// This connectivity monitor flushes the host cache when connectivity status
-// changes. Otherwise, a new call might still use the cached channel which is
-// no longer available and will call gRPC to hang
+// changes or when connection switch between Wifi and Cellular data, so that a
+// new call will use a new channel. Otherwise, a new call will still use the
+// cached channel which is no longer available and will cause gRPC to hang.
static GRPCConnectivityMonitor *connectivityMonitor = nil;
@implementation GRPCHost {
@@ -110,7 +111,7 @@ static GRPCConnectivityMonitor *connectivityMonitor = nil;
_secure = YES;
kHostCache[address] = self;
}
- // Keep a single monitor to flush the cache if the connectivity status changed
+ // Keep a single monitor to flush the cache if the connectivity status changes
// Thread safety guarded by @synchronized(kHostCache)
if (!connectivityMonitor) {
connectivityMonitor =
--
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