org.onosproject.net.region

Interface RegionService

All Superinterfaces:

ListenerService<RegionEvent,RegionListener>

All Known Subinterfaces:

RegionAdminService

public interface RegionService
extends ListenerService<RegionEvent,RegionListener>

Service for interacting with inventory of network control regions.

Method Summary

Modifier and Type	Method and Description
Region	getRegion(RegionId regionId) Returns the region with the specified identifier.
Set<DeviceId>	getRegionDevices(RegionId regionId) Returns the set of devices that belong to the specified region.
Region	getRegionForDevice(DeviceId deviceId) Returns the region to which the specified device belongs.
Set<HostId>	getRegionHosts(RegionId regionId) Returns the set of hosts that belong to the specified region.
Set<Region>	getRegions() Returns set of all regions.

Methods inherited from interface org.onosproject.event.ListenerService

addListener, removeListener

Method Detail

getRegions

Set<Region> getRegions()

Returns set of all regions.

Returns:

set of regions

getRegion

Region getRegion(RegionId regionId)

Returns the region with the specified identifier.

Parameters:

regionId - region identifier

Returns:

region

Throws:

ItemNotFoundException - if region with given id does not exist

getRegionForDevice

Region getRegionForDevice(DeviceId deviceId)

Returns the region to which the specified device belongs.

Parameters:

deviceId - device identifier

Returns:

region or null if device does not belong to any region

getRegionDevices

Set<DeviceId> getRegionDevices(RegionId regionId)

Returns the set of devices that belong to the specified region.

Parameters:

regionId - region identifier

Returns:

set of identifiers for devices in the given region

getRegionHosts

Set<HostId> getRegionHosts(RegionId regionId)

Returns the set of hosts that belong to the specified region.

Parameters:

regionId - region identifier

Returns:

set of identifiers for hosts in the given region