fix exception chaining

andimarek · andimarek · commit a68f39cdac0b · 2025-04-03T21:08:37.000+10:00
diff --git a/src/main/java/graphql/execution/ExecutionStrategy.java b/src/main/java/graphql/execution/ExecutionStrategy.java
@@ -496,7 +496,9 @@ private Object fetchField(GraphQLFieldDefinition fieldDef, ExecutionContext exec
                     .handle((result, exception) -> executionContext.call(exception, () -> {
                         fetchCtx.onCompleted(result, exception);
                         if (exception != null) {
-                            CompletableFuture<Object> handleFetchingExceptionResult = handleFetchingException(dataFetchingEnvironment.get(), parameters, exception);
+                            // because we added an artificial CF, we need to unwrap the exception
+                            Throwable cause = exception.getCause();
+                            CompletableFuture<Object> handleFetchingExceptionResult = handleFetchingException(dataFetchingEnvironment.get(), parameters, cause);
                             return handleFetchingExceptionResult;
                         } else {
                             // we can simply return the fetched value CF and avoid a allocation
