Import API validation exception

[robotdan]

Import API validation exception

Description

If you import a user with a registration missing the applicationId property and an exception occurs.

Steps to reproduce

Import example JSON

{
  "users": [
    {
      "active": true,
      "email": "bob@example.com",
      "password": "password",
      "registrations": [
      {

      }
      ]
    }
  ]
}

Symptom in the log

Feb 12, 2020 5:20:05.990 PM ERROR io.fusionauth.app.primeframework.error.ExceptionExceptionHandler - An unhandled exception was thrown
java.lang.NullPointerException: null
at io.fusionauth.api.service.user.DefaultUserService.validateBulk(DefaultUserService.java:1169)
at io.fusionauth.app.action.api.user.ImportAction.validate(ImportAction.java:56)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)

Expected behavior

A 400 response with a nice JSON error.

{
  "fieldErrors" : {
    "user.registration.applicationId" : [ {
      "code" : "[missing]user.registration.applicationId",
      "message" : "You must specify the [user.registration.applicationId] property for each user registration."
    } ]
  }
}

Workaround

Specify the applicationId for each registration.

Screenshots

N/A

Additional context

N/A