[android-components](../../index.md) / [mozilla.components.support.migration](../index.md) / [AbstractMigrationService](index.md) / [migrationDecisionActivity](./migration-decision-activity.md)

# migrationDecisionActivity

`protected abstract val migrationDecisionActivity: `[`Class`](http://docs.oracle.com/javase/7/docs/api/java/lang/Class.html)`<out <ERROR CLASS>>` [(source)](https://github.com/mozilla-mobile/android-components/blob/master/components/support/migration/src/main/java/mozilla/components/support/migration/AbstractMigrationService.kt#L42)