net.shibboleth.utilities.java.support.service

Interface ReloadableService<T>

Type Parameters:

T - The sort of service that this implements

All Superinterfaces:

Component, InitializableComponent

All Known Implementing Classes:

AbstractReloadableService

public interface ReloadableService<T>
extends InitializableComponent

A service that supports reloading its configuration.

Method Summary

Modifier and Type	Method and Description
org.joda.time.DateTime	getLastReloadAttemptInstant() Gets the time when the service last attempted to reload.
org.joda.time.DateTime	getLastSuccessfulReloadInstant() Gets the time when the service was last successfully reloaded.
java.lang.Throwable	getReloadFailureCause() Gets the reason the last reload failed.
ServiceableComponent<T>	getServiceableComponent() Get the serviceable component that this service supports.
void	reload() Reloads the configuration of the service.

Methods inherited from interface net.shibboleth.utilities.java.support.component.InitializableComponent

initialize, isInitialized

Method Detail

getLastSuccessfulReloadInstant

@Nullable
org.joda.time.DateTime getLastSuccessfulReloadInstant()

Gets the time when the service was last successfully reloaded. Returns null if the service has never reloaded.

Returns:

time when the service was last successfully reloaded

getLastReloadAttemptInstant

@Nullable
org.joda.time.DateTime getLastReloadAttemptInstant()

Gets the time when the service last attempted to reload. If the reload was successful this time should match the time given by getLastSuccessfulReloadInstant().

Returns:

time when the service last attempted to reload

getReloadFailureCause

@Nullable
java.lang.Throwable getReloadFailureCause()

Gets the reason the last reload failed.

Returns:

reason the last reload failed or null if the last reload was successful

reload

void reload()

Reloads the configuration of the service. Whether internal state is maintained between reloads is implementation dependent.

Throws:

ServiceException - thrown if there is a problem reloading the service

getServiceableComponent

@Nullable
ServiceableComponent<T> getServiceableComponent()

Get the serviceable component that this service supports. If the component hasn't been successfully loaded yet or if this service does not support a ServiceableComponent, null is returned. On a non-null value, the returned component will be pinned and MUST be unpinned by a call to ServiceableComponent.unpinComponent().

Returns:

the component, if appropriate.