[AVRO-1604] ReflectData.AllowNull fails to generate schemas when @Nullable is present.

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 1.8.0
• Assignee: Ryan Blue
• Reporter: Ryan Blue
• Created: 14/Nov/14 00:12
• Updated: 01/Feb/16 14:55
• Resolved: 26/Nov/14 19:34

Description

The @Nullable annotation causes a failure because the makeNullable(Schema) method assumes that the type passed in is not already a union. When it is a union, either from using Nullable, AvroSchema, or a Union-annotated type, an exception is thrown that unions can't contain unions.