org.jboss.weld.bootstrap.api.helpers

Class SimpleServiceRegistry

java.lang.Object

org.jboss.weld.bootstrap.api.helpers.SimpleServiceRegistry

All Implemented Interfaces:

Iterable<Service>, ServiceRegistry

public class SimpleServiceRegistry
extends Object
implements ServiceRegistry

A registry for services

Author:

Pete Muir

Constructor Summary

Constructors

Constructor and Description
SimpleServiceRegistry()

Method Summary

Modifier and Type	Method and Description
<S extends Service> void	add(Class<S> type, S service) Add a service
void	addAll(Collection<Map.Entry<Class<? extends Service>,Service>> services) Add services
<S extends Service> S	addIfAbsent(Class<S> type, S service) Add a service if no implementation of the given service is registered with the registry yet.
void	cleanup() Clear up the services registered, by calling Service.cleanup() on each registered service
void	cleanupAfterBoot() Clean up BootstrapServices by calling BootstrapService.cleanupAfterBoot() on each registered BootstrapService.
<S extends Service> boolean	contains(Class<S> type) Check if a service is registered
Set<Map.Entry<Class<? extends Service>,Service>>	entrySet()
boolean	equals(Object obj)
protected Map<Class<? extends Service>,Service>	get()
<S extends Service> S	get(Class<S> type) Retrieve a service implementation
<S extends Service> Optional<S>	getOptional(Class<S> type) Retrieve a service implementation wrapped in Optional.
<S extends Service> S	getRequired(Class<S> type) Retrieve a required service implementation.
int	hashCode()
Iterator<Service>	iterator()
String	toString()

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.lang.Iterable

forEach, spliterator

Constructor Detail

SimpleServiceRegistry

public SimpleServiceRegistry()

Method Detail

add

public <S extends Service> void add(Class<S> type,
                                    S service)

Description copied from interface: ServiceRegistry

Add a service

Specified by:

add in interface ServiceRegistry

Type Parameters:

S - the service type to add

Parameters:

type - the service type to add

service - the service implementation

See Also:

Service

addAll

public void addAll(Collection<Map.Entry<Class<? extends Service>,Service>> services)

Description copied from interface: ServiceRegistry

Add services

Specified by:

addAll in interface ServiceRegistry

Parameters:

services - services to be added

entrySet

public Set<Map.Entry<Class<? extends Service>,Service>> entrySet()

Specified by:

entrySet in interface ServiceRegistry

get

protected Map<Class<? extends Service>,Service> get()

get

public <S extends Service> S get(Class<S> type)

Description copied from interface: ServiceRegistry

Retrieve a service implementation

Specified by:

get in interface ServiceRegistry

Type Parameters:

S - the service type

Parameters:

type - the service type

Returns:

the service implementation, or null if none is registered

getOptional

public <S extends Service> Optional<S> getOptional(Class<S> type)

Description copied from interface: ServiceRegistry

Retrieve a service implementation wrapped in Optional.

Specified by:

getOptional in interface ServiceRegistry

Type Parameters:

S - the service type

Parameters:

type - the service type

Returns:

the service implementation wrapped within Optional

contains

public <S extends Service> boolean contains(Class<S> type)

Description copied from interface: ServiceRegistry

Check if a service is registered

Specified by:

contains in interface ServiceRegistry

Type Parameters:

S - the service type

Parameters:

type - the service type

Returns:

true if a service is registered, otherwise false

cleanup

public void cleanup()

Description copied from interface: ServiceRegistry

Clear up the services registered, by calling Service.cleanup() on each registered service

Specified by:

cleanup in interface ServiceRegistry

cleanupAfterBoot

public void cleanupAfterBoot()

Description copied from interface: ServiceRegistry

Clean up BootstrapServices by calling BootstrapService.cleanupAfterBoot() on each registered BootstrapService.

Specified by:

cleanupAfterBoot in interface ServiceRegistry

toString

public String toString()

Overrides:

toString in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

equals

public boolean equals(Object obj)

Overrides:

equals in class Object

iterator

public Iterator<Service> iterator()

Specified by:

iterator in interface Iterable<Service>

getRequired

public <S extends Service> S getRequired(Class<S> type)

Description copied from interface: ServiceRegistry

Retrieve a required service implementation. Throws an exception if the service is not available

Specified by:

getRequired in interface ServiceRegistry

Type Parameters:

S - the service type

Parameters:

type - the service type

Returns:

the service implementation

addIfAbsent

public <S extends Service> S addIfAbsent(Class<S> type,
                                         S service)

Description copied from interface: ServiceRegistry

Add a service if no implementation of the given service is registered with the registry yet. Returns null if the given service was added. Otherwise, the previous service implementation is returned.

Specified by:

addIfAbsent in interface ServiceRegistry

Type Parameters:

S - the service type to add

Parameters:

type - the service type to add

service - the service implementation

Returns:

null if no service implementation was previously associated with the given service. Otherwise, the previous service implementation is returned.