Update StringExtensions.cs

mythz · mythz · commit 4a4be8c85a83 · 2020-01-22T18:18:36.000-05:00
diff --git a/src/ServiceStack.Text/StringExtensions.cs b/src/ServiceStack.Text/StringExtensions.cs
@@ -533,12 +533,17 @@ public static T FromJsvSpan<T>(this ReadOnlySpan<char> jsv)
         {
             return TypeSerializer.DeserializeFromSpan<T>(jsv);
         }
+        
+        static readonly object semaphore = new object(); //tmp workaround async multi-threading 
 
         public static string ToJson<T>(this T obj)
         {
-            return JsConfig.PreferInterfaces
-                ? JsonSerializer.SerializeToString(obj, AssemblyUtils.MainInterface<T>())
-                : JsonSerializer.SerializeToString(obj);
+            lock (semaphore)
+            {
+                return JsConfig.PreferInterfaces
+                    ? JsonSerializer.SerializeToString(obj, AssemblyUtils.MainInterface<T>())
+                    : JsonSerializer.SerializeToString(obj);
+            }
         }
 
         public static string ToSafeJson<T>(this T obj)

Original file line number	Diff line number	Diff line change
`@@ -533,12 +533,17 @@ public static T FromJsvSpan<T>(this ReadOnlySpan<char> jsv)`
`533`	`533`	`{`
`534`	`534`	`return TypeSerializer.DeserializeFromSpan<T>(jsv);`
`535`	`535`	`}`
	`536`	`+`
	`537`	`+ static readonly object semaphore = new object(); //tmp workaround async multi-threading`
`536`	`538`
`537`	`539`	`public static string ToJson<T>(this T obj)`
`538`	`540`	`{`
`539`		`- return JsConfig.PreferInterfaces`
`540`		`- ? JsonSerializer.SerializeToString(obj, AssemblyUtils.MainInterface<T>())`
`541`		`- : JsonSerializer.SerializeToString(obj);`
	`541`	`+ lock (semaphore)`
	`542`	`+ {`
	`543`	`+ return JsConfig.PreferInterfaces`
	`544`	`+ ? JsonSerializer.SerializeToString(obj, AssemblyUtils.MainInterface<T>())`
	`545`	`+ : JsonSerializer.SerializeToString(obj);`
	`546`	`+ }`
`542`	`547`	`}`
`543`	`548`
`544`	`549`	`public static string ToSafeJson<T>(this T obj)`