Package de.iip_ecosphere.platform.ecsRuntime.deviceAas

Class DeviceAasProvider

java.lang.Object

de.iip_ecosphere.platform.ecsRuntime.deviceAas.DeviceAasProvider

Direct Known Subclasses:

AasxDeviceAasProvider, FirstMatchingDeviceAasProvider, YamlDeviceAasProvider

public abstract class DeviceAasProvider
extends Object

Describes a device AAS provider.

Author:

Holger Eichelberger, SSE

Field Summary

Fields

Modifier and Type	Field	Description
private static DeviceAasProvider	instance

Constructor Summary

Constructors

Constructor	Description
DeviceAasProvider()

Method Summary

Modifier and Type	Method	Description
abstract String	getDeviceAasAddress()	Returns the device AAS address for this device.
abstract String	getIdShort()	Returns the short ID of the device AAS.
static DeviceAasProvider	getInstance()	Returns the actual provider instance.
abstract String	getURN()	Returns the URN of the device AAS.

Methods inherited from class java.lang.Object

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

Field Details

instance

private static DeviceAasProvider instance

Constructor Details

DeviceAasProvider

public DeviceAasProvider()

Method Details

getDeviceAasAddress

public abstract String getDeviceAasAddress()

Returns the device AAS address for this device.

Returns:

the device AAS address, may be null if there is no AAS

getURN

public abstract String getURN()

Returns the URN of the device AAS.

Returns:

the (envisioned) URN, may be null, if there is no AAS

getIdShort

public abstract String getIdShort()

Returns the short ID of the device AAS.

Returns:

the (envisioned) short ID, may be null, if there is no AAS

getInstance

public static DeviceAasProvider getInstance()

Returns the actual provider instance. Either the first multi-provider delivered by JSL (with precedence) or the first single-provider is returned and installed. If no descriptor is specified, the YamlDeviceAasProvider is used as fallback.

Returns:

the provider instance