# Uses of Class
javax.imageio.spi.ServiceRegistry

Packages that use ServiceRegistry
Package
Description
javax.imageio.spi
A package of the Java Image I/O API containing the plug-in interfaces for readers, writers, transcoders, and streams, and a runtime registry.

## Uses of ServiceRegistry in javax.imageio.spi

Subclasses of ServiceRegistry in javax.imageio.spi
Modifier and Type
Class
Description
`final class`
`IIORegistry`
A registry for Image I/O service provider instances.
Methods in javax.imageio.spi with parameters of type ServiceRegistry
Modifier and Type
Method
Description
`void`
IIOServiceProvider.`onDeregistration(ServiceRegistry registry, Class<?> category)`
A callback that will be whenever the Spi class has been deregistered from a `ServiceRegistry`.
`void`
RegisterableService.`onDeregistration(ServiceRegistry registry, Class<?> category)`
Called when an object implementing this interface is removed from the given `category` of the given `registry`.
`void`
IIOServiceProvider.`onRegistration(ServiceRegistry registry, Class<?> category)`
A callback that will be called exactly once after the Spi class has been instantiated and registered in a `ServiceRegistry`.
`void`
RegisterableService.`onRegistration(ServiceRegistry registry, Class<?> category)`
Called when an object implementing this interface is added to the given `category` of the given `registry`.