org.rvpf.service.metadata.app

Interface MetadataServiceApp

All Superinterfaces:

ServiceApp

All Known Subinterfaces:

SinkServiceApp, StoreServiceApp

All Known Implementing Classes:

ClockServiceAppImpl, CStoreServiceAppImpl, HTTPServerAppImpl, MetadataServiceAppImpl, ProcessorServiceAppImpl, ProxyStoreServiceAppImpl, SinkServiceAppImpl, StoreServiceAppImpl, TheStoreServiceAppImpl

public interface MetadataServiceApp
extends ServiceApp

Metadata service application interface.

The methods of this interface are calls by the metadata service application holder to its client, the metadata service application.

Method Summary

Modifier and Type	Method and Description
Optional<String>	getEntityName() Gets the entity name.
boolean	onNewMetadata(Metadata metadata) Called on new metadata.
boolean	setUp(MetadataService service) Sets up the application.

Methods inherited from interface ServiceApp

createStats, onAlert, onEvent, onServicesNotReady, onServicesReady, onSignal, setUp, start, stop, tearDown

Method Detail

getEntityName

@Nonnull
 @CheckReturnValue
Optional<String> getEntityName()

Gets the entity name.

Returns:

The optional entity name.

onNewMetadata

@CheckReturnValue
boolean onNewMetadata(@Nonnull
                                         Metadata metadata)

Called on new metadata.

Overidden as needed.

Called by the framework and by overriding classes at the end of the override.

Parameters:

metadata - The new metadata.

Returns:

False to reject the metadata.

setUp

@CheckReturnValue
boolean setUp(@Nonnull
                                 MetadataService service)

Sets up the application.

Overidden as needed.

Called by the framework and by overriding classes at the beginning of the override.

Parameters:

service - The service holding this application.

Returns:

True on success.