com.hp.device

Interface DeviceDriverBroker

All Superinterfaces:

DeviceDriverProvider

All Known Implementing Classes:

DeviceDriverFactory

public interface DeviceDriverBroker
extends DeviceDriverProvider

An aggregate DeviceDriverProvider able to delegate requests to registered providers.

Author:

Simon Hunt, Thomas Vachuska

Method Summary

Methods

Modifier and Type	Method and Description
void	addProvider(DeviceDriverProvider provider) Adds the given provider to the collection of providers tracked by this broker.
DeviceDriverProvider	getProvider(String typeName) Returns a reference to the provider associated with the specified device type.
void	removeProvider(DeviceDriverProvider provider) Removes the given provider from the collection tracked by this broker.

Methods inherited from interface com.hp.device.DeviceDriverProvider

create, create, create, create, create, getDeviceTypeNames, switchType

Method Detail

addProvider

void addProvider(DeviceDriverProvider provider)

Adds the given provider to the collection of providers tracked by this broker.

Parameters:

provider - the provider to add

Throws:

IllegalStateException - if a provider already exists for one of the device types supported by the specified provider

removeProvider

void removeProvider(DeviceDriverProvider provider)

Removes the given provider from the collection tracked by this broker.

Parameters:

provider - the provider to remove

getProvider

DeviceDriverProvider getProvider(String typeName)

Returns a reference to the provider associated with the specified device type. This method may return null if no registered providers support the specified type.

Parameters:

typeName - the device type name

Returns:

the appropriate provider (or null)