Package io.debezium.service

Class DefaultServiceRegistry

java.lang.Object

io.debezium.service.DefaultServiceRegistry

All Implemented Interfaces:

ServiceRegistry, Closeable, AutoCloseable

@Incubating
@ThreadSafe
public class DefaultServiceRegistry
extends Object
implements ServiceRegistry

Default implementation of the ServiceRegistry.

Author:

Chris Cranford

Field Summary

Fields

Modifier and Type	Field	Description
private final io.debezium.config.Configuration	configuration
private final ConcurrentMap<Class<?>,Service>	initializedServices
private static final org.slf4j.Logger	LOGGER
private final List<ServiceRegistration<?>>	registrations
private final ConcurrentMap<Class<?>,ServiceRegistration<?>>	serviceRegistrations

Constructor Summary

Constructors

Constructor	Description
DefaultServiceRegistry(io.debezium.config.Configuration configuration, BeanRegistry beanRegistry)	Creates the default service registry, which registers the BeanRegistry as a service.

Method Summary

Modifier and Type	Method	Description
void	close()	Closes the service registry.
private <T extends Service> void	configureService(ServiceRegistration<T> registration)
private <T extends Service> T	createService(ServiceRegistration<T> registration)
private <T extends Service> T	createService(ServiceProvider<T> serviceProvider)
private <T extends Service> void	doInjection(T service, Method method, InjectService injectService)
private <T extends Service> void	doInjections(T service)
private <T extends Service> void	doMultiPhaseInitialization(ServiceRegistration<T> registration)
private <T extends Service> ServiceRegistration<T>	findRegistration(Class<T> serviceClass)
<T extends Service> T	getService(Class<T> serviceClass)	Get a service by class type.
private <T extends Service> T	initializeService(ServiceRegistration<T> registration)
private <T extends Service> void	injectDependencies(ServiceRegistration<T> registration)
private <T extends Service> void	registerService(ServiceRegistration<T> registration, T service)
<T extends Service> void	registerServiceProvider(ServiceProvider<T> serviceProvider)	Register a service provider with the service registry.
private <T extends Service> void	startService(ServiceRegistration<T> registration)
private <T extends Service> void	stopService(ServiceRegistration<T> registration)

Methods inherited from class java.lang.Object

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

Methods inherited from interface io.debezium.service.spi.ServiceRegistry

tryGetService

Field Details

LOGGER

private static final org.slf4j.Logger LOGGER

serviceRegistrations

private final ConcurrentMap<Class<?>,ServiceRegistration<?>> serviceRegistrations

initializedServices

private final ConcurrentMap<Class<?>,Service> initializedServices

registrations

private final List<ServiceRegistration<?>> registrations

configuration

private final io.debezium.config.Configuration configuration

Constructor Details

DefaultServiceRegistry

public DefaultServiceRegistry(io.debezium.config.Configuration configuration,
 BeanRegistry beanRegistry)

Creates the default service registry, which registers the BeanRegistry as a service.

Parameters:

configuration - the user configuration, should not be null

beanRegistry - the bean registry instance, should not be null

Method Details

getService

public <T extends Service> T getService(Class<T> serviceClass)

Description copied from interface: ServiceRegistry

Get a service by class type.

Specified by:

getService in interface ServiceRegistry

Type Parameters:

T - the service class type

Parameters:

serviceClass - the service class

Returns:

the requested service

close

public void close()

Description copied from interface: ServiceRegistry

Closes the service registry.

Specified by:

close in interface AutoCloseable

Specified by:

close in interface Closeable

Specified by:

close in interface ServiceRegistry

registerServiceProvider

public <T extends Service> void registerServiceProvider(ServiceProvider<T> serviceProvider)

Description copied from interface: ServiceRegistry

Register a service provider with the service registry. A provider allows the construction and resolution of services lazily upon first request and use.

Specified by:

registerServiceProvider in interface ServiceRegistry

Type Parameters:

T - the service type

Parameters:

serviceProvider - the service provider, should not be null

createService

private <T extends Service> T createService(ServiceProvider<T> serviceProvider)

configureService

private <T extends Service> void configureService(ServiceRegistration<T> registration)

injectDependencies

private <T extends Service> void injectDependencies(ServiceRegistration<T> registration)

startService

private <T extends Service> void startService(ServiceRegistration<T> registration)

stopService

private <T extends Service> void stopService(ServiceRegistration<T> registration)
                                      throws IOException

Throws:

IOException

registerService

private <T extends Service> void registerService(ServiceRegistration<T> registration,
 T service)

doInjections

private <T extends Service> void doInjections(T service)

doInjection

private <T extends Service> void doInjection(T service,
 Method method,
 InjectService injectService)

findRegistration

private <T extends Service> ServiceRegistration<T> findRegistration(Class<T> serviceClass)

initializeService

private <T extends Service> T initializeService(ServiceRegistration<T> registration)

doMultiPhaseInitialization

private <T extends Service> void doMultiPhaseInitialization(ServiceRegistration<T> registration)

createService

private <T extends Service> T createService(ServiceRegistration<T> registration)