org.n52.janmayen.component

Interface SingleTypeComponentFactory<K,C extends Component<K>>

Type Parameters:

K - the component key

C - the component type

All Superinterfaces:

ComponentFactory<K,C>, Keyed<K>

public interface SingleTypeComponentFactory<K,C extends Component<K>>
extends ComponentFactory<K,C>

Convenience interface for a ComponentFactory that supports only a single key.

Since:

1.0.0

Method Summary

Modifier and Type	Method and Description
C	create() Creates the single Component supported by this factory.
default C	create(K key) Creates the Component associated with the supplied key.
default Set<C>	createAll() Creates a singleton set of the Component supported by this factory.
K	getKey() Gets the single key supported by this factory.
default Set<K>	getKeys() Creates a singleton set of the key supported by this factory.
default boolean	has(K key) Checks if the key is the key supported by this factory.

Method Detail

create

C create()

Creates the single Component supported by this factory. Whether this method will always return the same instance or a fresh instance for each call is implementation dependent.

Returns:

the component

create

default C create(K key)

Creates the Component associated with the supplied key. Whether this method will always return the same instance or a fresh instance for each call is implementation dependent.

Specified by:

create in interface ComponentFactory<K,C extends Component<K>>

Parameters:

key - the key

Returns:

the Component

Throws:

IllegalArgumentException - if key does not equal the key of this factory.

createAll

default Set<C> createAll()

Creates a singleton set of the Component supported by this factory.

Specified by:

createAll in interface ComponentFactory<K,C extends Component<K>>

Returns:

the component

getKey

K getKey()

Gets the single key supported by this factory.

Returns:

the key

getKeys

default Set<K> getKeys()

Creates a singleton set of the key supported by this factory.

Specified by:

getKeys in interface ComponentFactory<K,C extends Component<K>>

Specified by:

getKeys in interface Keyed<K>

Returns:

the key

has

default boolean has(K key)

Checks if the key is the key supported by this factory.

Specified by:

has in interface ComponentFactory<K,C extends Component<K>>

Parameters:

key - the key

Returns:

if the key is the key supported