Advisable

public interface Advisable<P extends Callback>

A common interface that all objects providing callbacks must implement.

<P>

the type of the callback

Functions

public final C callback<C extends Callback>()

Returns the currently registered callback of type C, if any.

public abstract Optional<C> get<C extends P>(Class<C> callbackClass)

Returns an Optional that contains the callback of the given type or an empty


Optional

if there is no registered callback with the given type.

public final C register<C extends Callback>(C callback)

Registers the given callback in this Advisable.

public abstract C remove<C extends P>(Class<C> callbackClass)

Removes a particular service callback.

public final C removeCallback<C extends Callback>()

Removes a callback of type C from this Advisable, if any.

public abstract C set<C extends P>(Class<C> callbackClass, C callback)

Sets a particular service callback.