org.fourthline.cling.model.meta

## Class QueryStateVariableAction<S extends Service>

- java.lang.Object
- - org.fourthline.cling.model.meta.Action<S>
  - - org.fourthline.cling.model.meta.QueryStateVariableAction<S>

- All Implemented Interfaces:
    Validatable

      public class QueryStateVariableAction<S extends Service>
      extends Action<S>

  Describes a single action, the deprecated "query any state variable" action. Note: This is already deprecated in UDA 1.0!
  Author:
    Christian Bauer

- - ### Field Summary

    Fields
    Modifier and Type | Field and Description
    --- | ---
    `static String` | `ACTION_NAME`
    `static String` | `INPUT_ARG_VAR_NAME`
    `static String` | `OUTPUT_ARG_RETURN`
    `static String` | `VIRTUAL_STATEVARIABLE_INPUT`
    `static String` | `VIRTUAL_STATEVARIABLE_OUTPUT`

  - ### Constructor Summary

    Constructors
    Constructor and Description
    `QueryStateVariableAction()`
    `QueryStateVariableAction(S service)`

  - ### Method Summary

    Methods
    Modifier and Type | Method and Description
    --- | ---
    `String` | `getName()`
    `List<ValidationError>` | `validate()`

    - ### Methods inherited from class org.fourthline.cling.model.meta.Action

      `deepCopy, getArguments, getFirstInputArgument, getFirstOutputArgument, getInputArgument, getInputArguments, getOutputArgument, getOutputArguments, getService, hasArguments, hasInputArguments, hasOutputArguments, toString`

    - ### Methods inherited from class java.lang.Object

      `clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait`

- - ### Field Detail

    - #### INPUT_ARG_VAR_NAME

          public static final String INPUT_ARG_VAR_NAME

      See Also:
        Constant Field Values

    - #### OUTPUT_ARG_RETURN

          public static final String OUTPUT_ARG_RETURN

      See Also:
        Constant Field Values

    - #### ACTION_NAME

          public static final String ACTION_NAME

      See Also:
        Constant Field Values

    - #### VIRTUAL_STATEVARIABLE_INPUT

          public static final String VIRTUAL_STATEVARIABLE_INPUT

      See Also:
        Constant Field Values

    - #### VIRTUAL_STATEVARIABLE_OUTPUT

          public static final String VIRTUAL_STATEVARIABLE_OUTPUT

      See Also:
        Constant Field Values

  - ### Constructor Detail

    - #### QueryStateVariableAction

          public QueryStateVariableAction()

    - #### QueryStateVariableAction

          public QueryStateVariableAction(S service)

  - ### Method Detail

    - #### getName

          public String getName()

      Overrides:
        `getName` in class `Action<S extends Service>`

    - #### validate

          public List<ValidationError> validate()

      Specified by:
        `validate` in interface `Validatable`
      Overrides:
        `validate` in class `Action<S extends Service>`
      Returns:
        An empty `List` if all rules validated properly, otherwise, the detected errors.

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