# Package org.multiverse.api.callables

- Interface Summary
  Interface | Description
  --- | ---
  TxnBooleanCallable | A transactional callable contains the logic that needs to be executed transactionally and normally is executed by the `TxnExecutor`.
  TxnCallable<E> | A transactional callable contains the logic that needs to be executed transactionally and normally is executed by the `TxnExecutor`.
  TxnDoubleCallable | A transactional callable contains the logic that needs to be executed transactionally and normally is executed by the `TxnExecutor`.
  TxnIntCallable | A transactional callable contains the logic that needs to be executed transactionally and normally is executed by the `TxnExecutor`.
  TxnLongCallable | A transactional callable contains the logic that needs to be executed transactionally and normally is executed by the `TxnExecutor`.
  TxnVoidCallable | A transactional callable contains the logic that needs to be executed transactionally and normally is executed by the `TxnExecutor`.