Class Summary Class Description ChoiceDialogDialog to choose an element from a set of elements DebugDialogA debug dialog during model migration InteractiveDebuggerDebugger that shows the state of the model to the user InteractiveOracleOracle that asks the user LaunchUtilsHelper methods to deal with launch configurations. LoadModelHandlerAction to load a model based on the selected or registered migrators. MigrateHandlerAction to migrate a model based on the registered or selected migrators. MigrationLaunchConfigurationDelegateDelegate for launching migrations. MigrationLaunchConfigurationTabGroupTab group for editing a migration launch configuration. MigrationModelSashModel sash to show the generic instance model during migration MigrationUIActivatorThe activator class controls the plug-in life cycle MigratorHandlerBaseBase class to deal with migrators. RegisterMetamodelHandlerAction to register a metamodel to the package registry. ReleaseDialogDialog to choose a release from a number of releases RestoreBackupHandlerAction to restore the backup of the model file.