Check whether file is found before trying to dereference it (#759)

GoEddie · web-flow · commit d252590bb7b4 · 2020-10-30T16:26:01.000-07:00
diff --git a/src/csharp/Microsoft.Spark/Utils/UdfSerDe.cs b/src/csharp/Microsoft.Spark/Utils/UdfSerDe.cs
@@ -264,7 +264,7 @@ private static Type DeserializeType(TypeData typeData) =>
                 {
                     Type type = AssemblyLoader.LoadAssembly(
                         td.AssemblyName,
-                        td.AssemblyFileName).GetType(td.Name);
+                        td.AssemblyFileName)?.GetType(td.Name, true);
                     if (type == null)
                     {
                         throw new FileNotFoundException(

Original file line number	Diff line number	Diff line change
`@@ -264,7 +264,7 @@ private static Type DeserializeType(TypeData typeData) =>`
`264`	`264`	`{`
`265`	`265`	`Type type = AssemblyLoader.LoadAssembly(`
`266`	`266`	`td.AssemblyName,`
`267`		`- td.AssemblyFileName).GetType(td.Name);`
	`267`	`+ td.AssemblyFileName)?.GetType(td.Name, true);`
`268`	`268`	`if (type == null)`
`269`	`269`	`{`
`270`	`270`	`throw new FileNotFoundException(`