Package ddf.action

Interface MultiActionProvider

public interface MultiActionProvider

This class provides an Action for a given subject. Objects that the ActionProvider can handle are not restricted to a particular class and can be whatever the ActionProvider is able to handle.

See Also:

• Action

• This code is experimental. While this interface is functional and tested, it may change or be removed in a future version of the library.

Method Summary

Modifier and Type	Method	Description
<T> boolean	canHandle(T subject)	Checks if an ActionProvider supports a given subject.
<T> List<Action>	getActions(T subject)	Assumes that canHandle(Object) for the has already been checked.
String	getId()

Method Details

getActions

<T> List<Action> getActions(T subject)

Assumes that canHandle(Object) for the has already been checked.

Parameters:

subject - object for which the ActionProvider is requested to provide an Action

Returns:

an Action object. If no action can be taken on the input, then Collections.emptyList() shall be returned

getId

String getId()

Returns:

a unique identifier to distinguish the type of service this ActionProvider provides

canHandle

<T> boolean canHandle(T subject)

Checks if an ActionProvider supports a given subject.

Parameters:

subject - the input to check

Returns:

true if is supported, false otherwise.