fix kotlin support, for issue #1266

alibaba · Mar 23, 2023 · 7db03a9 · 7db03a9
1 parent 658218b
commit 7db03a9
Showing 1 changed file with 11 additions and 4 deletions.
diff --git a/core/src/main/java/com/alibaba/fastjson2/writer/ObjectWriterBaseModule.java b/core/src/main/java/com/alibaba/fastjson2/writer/ObjectWriterBaseModule.java
@@ -834,13 +834,20 @@ public void getFieldInfo(BeanInfo beanInfo, FieldInfo fieldInfo, Class objectCla
                 });
             }
 
-            if (beanInfo.kotlin && beanInfo.creatorConstructor != null && beanInfo.createParameterNames != null) {
+            if (beanInfo.kotlin
+                    && beanInfo.creatorConstructor != null
+                    && beanInfo.createParameterNames != null
+            ) {
                 String fieldName = BeanUtils.getterName(method, null);
                 for (int i = 0; i < beanInfo.createParameterNames.length; i++) {
                     if (fieldName.equals(beanInfo.createParameterNames[i])) {
-                        Annotation[] parameterAnnotations = beanInfo.creatorConstructor.getParameterAnnotations()[i];
-                        processAnnotations(fieldInfo, parameterAnnotations);
-                        break;
+                        Annotation[][] creatorConsParamAnnotations
+                                = beanInfo.creatorConstructor.getParameterAnnotations();
+                        if (i < creatorConsParamAnnotations.length) {
+                            Annotation[] parameterAnnotations = creatorConsParamAnnotations[i];
+                            processAnnotations(fieldInfo, parameterAnnotations);
+                            break;
+                        }
                     }
                 }
             }