[FIXED JENKINS-26619] java.lang.Class#isAssignableFrom need to apply …

…on expected type I always have to read javadoc twice to remember how to use it.
jenkinsci · Feb 27, 2015 · d438925 · d438925
1 parent 80fe3b0
commit d438925
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/step-api/src/main/java/org/jenkinsci/plugins/workflow/structs/DescribableHelper.java b/step-api/src/main/java/org/jenkinsci/plugins/workflow/structs/DescribableHelper.java
@@ -200,7 +200,9 @@ private static Object coerce(String context, Type type, @Nonnull Object o) throw
 
     @SuppressWarnings("unchecked")
     private static boolean isList(Type type) {
-        return type instanceof ParameterizedType && ((ParameterizedType) type).getRawType() instanceof Class && ((Class) ((ParameterizedType) type).getRawType()).isAssignableFrom(List.class);
+        return type instanceof ParameterizedType
+                && ((ParameterizedType) type).getRawType() instanceof Class
+                && List.class.isAssignableFrom((Class) ((ParameterizedType) type).getRawType());
     }
 
     private static List<Object> mapList(String context, Type type, List<?> list) throws Exception {