cn.sliew.milky.registry

Class AbstractRegistry<E,C>

java.lang.Object

cn.sliew.milky.registry.AbstractRegistry<E,C>

All Implemented Interfaces:

Registry<E,C>, Iterable<E>

public abstract class AbstractRegistry<E,C>
extends Object
implements Registry<E,C>

Field Summary

Fields

Modifier and Type	Field and Description
protected ConcurrentMap<String,C>	configurations
protected RegistryStore<E>	entries
protected cn.sliew.milky.registry.AbstractRegistry.CompositeRegistryListener<E>	listeners

Constructor Summary

Constructors

Constructor and Description
AbstractRegistry()

Method Summary

Modifier and Type	Method and Description
void	addConfiguration(String configName, C configuration) Adds a configuration to the registry.
protected E	computeIfAbsent(String name, Supplier<E> supplier)
boolean	exist(String name) Return named entry whether exists in the Registry.
Optional<E>	find(String name) Find a named entry in the Registry
Optional<C>	getConfiguration(String configName) Get a configuration by name
Iterator<E>	iterator()
void	registerListener(RegistryListener<E> listener) Register entry event such as add, remove or replace
Optional<E>	remove(String name) Remove an entry from the Registry
Optional<E>	replace(String name, E newEntry) Replace an existing entry in the Registry by a new one.

Methods inherited from class java.lang.Object

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

Methods inherited from interface cn.sliew.milky.registry.Registry

getDefaultConfig

Methods inherited from interface java.lang.Iterable

forEach, spliterator

Field Detail

entries

protected final RegistryStore<E> entries

configurations

protected final ConcurrentMap<String,C> configurations

listeners

protected final cn.sliew.milky.registry.AbstractRegistry.CompositeRegistryListener<E> listeners

Constructor Detail

AbstractRegistry

public AbstractRegistry()

Method Detail

computeIfAbsent

protected E computeIfAbsent(String name,
                            Supplier<E> supplier)

find

public Optional<E> find(String name)

Description copied from interface: Registry

Find a named entry in the Registry

Specified by:

find in interface Registry<E,C>

Parameters:

name - the name

remove

public Optional<E> remove(String name)

Description copied from interface: Registry

Remove an entry from the Registry

Specified by:

remove in interface Registry<E,C>

Parameters:

name - the name

replace

public Optional<E> replace(String name,
                           E newEntry)

Description copied from interface: Registry

Replace an existing entry in the Registry by a new one.

Specified by:

replace in interface Registry<E,C>

Parameters:

name - the existing name

newEntry - a new entry

exist

public boolean exist(String name)

Description copied from interface: Registry

Return named entry whether exists in the Registry.

Specified by:

exist in interface Registry<E,C>

Parameters:

name - the name

iterator

public Iterator<E> iterator()

Specified by:

iterator in interface Iterable<E>

addConfiguration

public void addConfiguration(String configName,
                             C configuration)

Description copied from interface: Registry

Adds a configuration to the registry.

Specified by:

addConfiguration in interface Registry<E,C>

Parameters:

configName - the configuration name

configuration - the added configuration

getConfiguration

public Optional<C> getConfiguration(String configName)

Description copied from interface: Registry

Get a configuration by name

Specified by:

getConfiguration in interface Registry<E,C>

Parameters:

configName - the configuration name

Returns:

the found configuration if any

registerListener

public void registerListener(RegistryListener<E> listener)

Description copied from interface: Registry

Register entry event such as add, remove or replace

Specified by:

registerListener in interface Registry<E,C>

Parameters:

listener - the listener