Interface Handler.Container

All Superinterfaces:

Destroyable, Handler, Invocable, LifeCycle, Request.Handler

All Known Subinterfaces:

Handler.Collection, Handler.Singleton, HandlerContainer

All Known Implementing Classes:

AbstractHandlerContainer, BufferedResponseHandler, ConditionalHandler, ConditionalHandler.Abstract, ConditionalHandler.DontHandle, ConditionalHandler.ElseNext, ConditionalHandler.Reject, ConditionalHandler.SkipNext, ConnectHandler, ConstraintSecurityHandler, ContextHandler, ContextHandler.CoreContextHandler, ContextHandler.CoreContextHandler, ContextHandlerCollection, CrossOriginHandler, DebugHandler, DelayedHandler, EagerFormHandler, EventsHandler, GracefulHandler, GzipHandler, Handler.AbstractContainer, Handler.Sequence, Handler.Wrapper, HotSwapHandler, HttpSpiContextHandler, IdleTimeoutHandler, InetAccessHandler, LatencyRecordingHandler, MovedContextHandler, PathMappingsHandler, QoSHandler, ResourceHandler, ResourceHandler.ResourceContext, RewriteHandler, SecuredRedirectHandler, SecurityHandler, SecurityHandler.PathMapped, Server, ServletContextHandler, ServletHandler, SessionHandler, SessionHandler, ShutdownHandler, SizeLimitHandler, SizeLimitHandler, StateTrackingHandler, StatisticsHandler, StatisticsHandler.MinimumDataRateHandler, ThreadLimitHandler, TryPathsHandler, WebAppContext, WebSocketUpgradeHandler, WebSocketUpgradeHandler

Enclosing interface:

Handler

@ManagedObject
public static interface Handler.Container
extends Handler

A Handler that contains one or more other Handlers.

See Also:

• Handler.Singleton
• Handler.Collection

Nested Class Summary

Nested classes/interfaces inherited from interface Handler

Handler.Abstract, Handler.AbstractContainer, Handler.Collection, Handler.Container, Handler.Sequence, Handler.Singleton, Handler.Wrapper

Nested classes/interfaces inherited from interface Invocable

Invocable.Callable, Invocable.InvocationType, Invocable.ReadyTask, Invocable.Task

Nested classes/interfaces inherited from interface LifeCycle

LifeCycle.Listener

Nested classes/interfaces inherited from interface Request.Handler

Request.Handler.AbortException

Field Summary

Fields inherited from interface Invocable

__nonBlocking, NOOP

Method Summary

Modifier and Type	Method	Description
default <T extends Handler.Container> T	getContainer(Handler handler, Class<T> type)
default <T extends Handler> T	getDescendant(Class<T> type)
default List<Handler>	getDescendants()
default <T extends Handler> List<T>	getDescendants(Class<T> type)
List<Handler>	getHandlers()

Methods inherited from interface Destroyable

destroy

Methods inherited from interface Handler

getServer, setServer

Methods inherited from interface LifeCycle

addEventListener, isFailed, isRunning, isStarted, isStarting, isStopped, isStopping, removeEventListener, start, stop

Methods inherited from interface Request.Handler

getInvocationType, handle

Method Details

getHandlers

@ManagedAttribute(value="The direct children Handlers of this Container",
                  readonly=true)
List<Handler> getHandlers()

Returns:

an immutable collection of Handlers directly contained by this Handler.

getDescendants

default List<Handler> getDescendants()

Returns:

an immutable collection of Handlers descendants of this Handler.

getDescendants

default <T extends Handler> List<T> getDescendants(Class<T> type)

Type Parameters:

T - the type of the descendant Handler

Parameters:

type - the class of the descendant Handler

Returns:

an immutable collection of Handlers of the given type, descendants of this Handler

getDescendant

default <T extends Handler> T getDescendant(Class<T> type)

Type Parameters:

T - the type of the descendantHandler

Parameters:

type - the class of the descendant Handler

Returns:

the first Handler of the given type, descendants of this Handler, or null if no such Handler exist

getContainer

default <T extends Handler.Container> T getContainer(Handler handler,
 Class<T> type)

Type Parameters:

T - the type of the container Handler

Parameters:

handler - the descendant Handler

type - the class of the container Handler

Returns:

the Handler.Container descendant of this Handler that is the ancestor of the given Handler