public Descriptors.EnumDescriptor getEnumDescriptor(String enumTypeName) {
        Descriptors.EnumDescriptor enumType = mEnumDescriptorMapShort.get(enumTypeName);
        if (enumType == null) {
            enumType = mEnumDescriptorMapFull.get(enumTypeName);
        }
        return enumType;
    }
Gets the protobuf enum descriptor for the given enum type

@param enumTypeName the enum type name
@return the enum descriptor (null if not found)
core/src/main/java/kafka/automq/table/deserializer/proto/schema/DynamicSchema.java