## Uses of Interface
org.zkoss.lang.Expectable

- Packages that use Expectable
  Package | Description
  --- | ---
  org.zkoss.lang |
  org.zkoss.zk.ui |

- - ### Uses of Expectable in org.zkoss.lang

    Classes in org.zkoss.lang that implement Expectable
    Modifier and Type | Class | Description
    --- | --- | ---
    `class` | `OperationException` | The expectable system exception denoting user's operation errors.
    `class` | `PotentialDeadLockException` | Denote a potential dead lock might occur.

  - ### Uses of Expectable in org.zkoss.zk.ui

    Classes in org.zkoss.zk.ui that implement Expectable
    Modifier and Type | Class | Description
    --- | --- | ---
    `class` | `ArithmeticWrongValueException` | For ArithmeticException wrong value wrapper.
    `class` | `OperationException` | The operation exception is a special UI exception that happens 'reasonably' -- usually caused by user rather than by programming error.
    `class` | `WrongValueException` | Denotes the value passed to a setter (a.k.a., mutator) of a component is wrong.
    `class` | `WrongValuesException` | Denotes an exception that is an aggregation of multiple `WrongValueException`.