me.lucko.helper.utils

Class ServiceCallback<T>

java.lang.Object

me.lucko.helper.utils.ServiceCallback<T>

Type Parameters:

T - the service class type

All Implemented Interfaces:

AutoCloseable, Terminable

@NonnullByDefault
public final class ServiceCallback<T>
extends Object
implements Terminable

A wrapper to always provide the latest instance of a service.

Field Summary

Fields inherited from interface me.lucko.helper.terminable.Terminable

EMPTY

Method Summary

Modifier and Type	Method and Description
void	close() Closes this resource.
boolean	equals(Object o)
Optional<T>	get() Gets the service provider.
T	getNullable() Gets the service provider, or null if it is not provided for.
int	hashCode()
boolean	isClosed() Gets if the object represented by this instance is already permanently closed.
static <T> ServiceCallback<T>	of(Class<T> serviceClass) Create a new ServiceCallback for the given class.
void	refresh() Refreshes the backing instance of the service
String	toString()

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface me.lucko.helper.terminable.Terminable

bindWith, closeAndReportException, closeSilently

Method Detail

of

public static <T> ServiceCallback<T> of(Class<T> serviceClass)

Create a new ServiceCallback for the given class.

Type Parameters:

T - the service class type

Parameters:

serviceClass - the service class

Returns:

a new service callback

refresh

public void refresh()

Refreshes the backing instance of the service

getNullable

@Nullable
public T getNullable()

Gets the service provider, or null if it is not provided for.

Returns:

the service provider

get

public Optional<T> get()

Gets the service provider.

Returns:

the service provider

close

public void close()

Description copied from interface: Terminable

Closes this resource.

Specified by:

close in interface AutoCloseable

Specified by:

close in interface Terminable

isClosed

public boolean isClosed()

Description copied from interface: Terminable

Gets if the object represented by this instance is already permanently closed.

Specified by:

isClosed in interface Terminable

Returns:

true if this terminable is closed permanently

equals

public boolean equals(Object o)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

toString

public String toString()

Overrides:

toString in class Object