## Uses of Interface
org.appng.api.MessageParam

- Packages that use MessageParam
  Package | Description
  --- | ---
  org.appng.api | Base package for the appNG API
  org.appng.api.support | Implementations of commonly used features like internationalization, permission- and parameter-processing etc.
  org.appng.cli | Base package of the appNG Command Line Interface, containing some classes necessary for bootstrapping.

- - ### Uses of MessageParam in org.appng.api

    Classes in org.appng.api that implement MessageParam
    Modifier and Type | Class and Description
    --- | ---
    `class` | `ApplicationException` A `RuntimeException` to be used inside business logic.
    `class` | `BusinessException` An `Exception` to be used inside business logic.

    Methods in org.appng.api with parameters of type MessageParam
    Modifier and Type | Method and Description
    --- | ---
    `void` | RequestSupport.`addErrorMessage(FieldProcessor fp, MessageParam messageParam)` Adds an error to the `FieldProcessor` using `FieldProcessor.addErrorMessage(String)`.
    `void` | RequestSupport.`addErrorMessage(FieldProcessor fp, MessageParam messageParam, String fieldBinding)` Adds an error to a `FieldDef` using `FieldProcessor.addErrorMessage(org.appng.xml.platform.FieldDef, String)`.

  - ### Uses of MessageParam in org.appng.api.support

    Methods in org.appng.api.support with parameters of type MessageParam
    Modifier and Type | Method and Description
    --- | ---
    `void` | RequestSupportImpl.`addErrorMessage(FieldProcessor fp, MessageParam messageParam)`
    `void` | ApplicationRequest.`addErrorMessage(FieldProcessor fp, MessageParam localizable)`
    `void` | RequestSupportImpl.`addErrorMessage(FieldProcessor fp, MessageParam messageParam, String fieldBinding)`
    `void` | ApplicationRequest.`addErrorMessage(FieldProcessor fp, MessageParam localizable, String fieldBinding)`

  - ### Uses of MessageParam in org.appng.cli

    Classes in org.appng.cli that implement MessageParam
    Modifier and Type | Class and Description
    --- | ---
    `class` | `NoSuchRepositoryException`
    `class` | `NoSuchSiteException`

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