# Package org.jbpm.runtime.manager.impl.migration

- Class Summary
  Class | Description
  --- | ---
  MigrationEntry | Represent single entry of the process instance migration.
  MigrationManager | MigrationManager is responsible for updating all required components during process instance migration.
  MigrationReport | Represents complete (might be unfinished in case of an error) process instance migration.
  MigrationSpec |

- Enum Summary
  Enum | Description
  --- | ---
  MigrationEntry.Type |

- Exception Summary
  Exception | Description
  --- | ---
  MigrationException | Global migration exception thrown directly upon first failure - fail fast approach.