io.spine.server.entity

Class EventBlackList

java.lang.Object

io.spine.server.entity.EventBlackList

All Implemented Interfaces:

EventFilter

public final class EventBlackList
extends java.lang.Object
implements EventFilter

An EventFilter which allows any events except for the events of given types.

See Also:

EventWhiteList

Method Summary

Modifier and Type	Method and Description
static EventBlackList	discardEvents(java.lang.Class<? extends io.spine.base.EventMessage>... eventClasses) Creates a new instance of EventBlackList discarding events of the given types.
java.util.Optional<? extends io.spine.base.EventMessage>	filter(io.spine.base.EventMessage event) Applies this filter to the given event.

Methods inherited from class java.lang.Object

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

Methods inherited from interface io.spine.server.entity.EventFilter

allowAll, filter

Method Detail

discardEvents

@SafeVarargs
public static EventBlackList discardEvents(java.lang.Class<? extends io.spine.base.EventMessage>... eventClasses)

Creates a new instance of EventBlackList discarding events of the given types.

Parameters:

eventClasses - the list of event classes which cannot be used

Returns:

new instance of the black-list filter

filter

public java.util.Optional<? extends io.spine.base.EventMessage> filter(io.spine.base.EventMessage event)

Description copied from interface: EventFilter

Applies this filter to the given event.

Specified by:

filter in interface EventFilter

Parameters:

event - the event to apply the filter to

Returns:

processed event or Optional.empty() if the event should not be posted