## Uses of Interface
org.apache.tapestry5.model.ParameterModel

- Packages that use ParameterModel
  Package | Description
  --- | ---
  org.apache.tapestry5.internal.model | [INTERNAL USE ONLY] support classes for component models; API subject to change
  org.apache.tapestry5.model | Interfaces for various types of component and parameter models used by Tapestry
  org.apache.tapestry5.test | Support for testing Tapestry pages

- - ### Uses of ParameterModel in org.apache.tapestry5.internal.model

    Classes in org.apache.tapestry5.internal.model that implement ParameterModel
    Modifier and Type | Class | Description
    --- | --- | ---
    `class` | `ParameterModelImpl` |

    Methods in org.apache.tapestry5.internal.model that return ParameterModel
    Modifier and Type | Method | Description
    --- | --- | ---
    `ParameterModel` | MutableComponentModelImpl.`getParameterModel​(String parameterName)` |

  - ### Uses of ParameterModel in org.apache.tapestry5.model

    Methods in org.apache.tapestry5.model that return ParameterModel
    Modifier and Type | Method | Description
    --- | --- | ---
    `ParameterModel` | ComponentModel.`getParameterModel​(String parameterName)` | Return a single parameter model by parameter name, or null if the parameter is not defined (is not a formal parameter).

  - ### Uses of ParameterModel in org.apache.tapestry5.test

    Methods in org.apache.tapestry5.test that return ParameterModel
    Modifier and Type | Method | Description
    --- | --- | ---
    `protected ParameterModel` | TapestryTestCase.`mockParameterModel()` |

    Methods in org.apache.tapestry5.test with parameters of type ParameterModel
    Modifier and Type | Method | Description
    --- | --- | ---
    `protected void` | TapestryTestCase.`train_getParameterModel​(ComponentModel model, String parameterName, ParameterModel parameterModel)` |
    `protected void` | TapestryTestCase.`train_isAllowNull​(ParameterModel model, boolean allowNull)` |
    `protected void` | TapestryTestCase.`train_isRequired​(ParameterModel model, boolean isRequired)` |