Package ch.psi.wica.services.stream

Class WicaStreamMetadataCollectorService

java.lang.Object

ch.psi.wica.services.stream.WicaStreamMetadataCollectorService

@Service
@ThreadSafe
public class WicaStreamMetadataCollectorService
extends Object

Provides a service which listens and buffers metadata update events received via the Spring event listening service making them available as a service to the rest of the application.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
class	WicaStreamMetadataCollectorService.ChannelMetadataUpdateListener

Constructor Summary

Constructors

Constructor	Description
WicaStreamMetadataCollectorService()	Constructs a new instance.

Method Summary

Modifier and Type	Method	Description
Map<WicaChannel,WicaChannelMetadata>	get(WicaStream wicaStream, LocalDateTime since)	Returns a map of any channels in the specified wica stream whose metadata has changed since the specified date.

Methods inherited from class java.lang.Object

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

Constructor Details

WicaStreamMetadataCollectorService

public WicaStreamMetadataCollectorService()

Constructs a new instance.

Method Details

get

public Map<WicaChannel,WicaChannelMetadata> get(WicaStream wicaStream,
 LocalDateTime since)

Returns a map of any channels in the specified wica stream whose metadata has changed since the specified date.

Parameters:

wicaStream - the stream

since - the time and date used for comparison.

Returns:

the map.