jadex.bridge.service.types.dht

Interface IDistributedServiceRegistryService

All Superinterfaces:

IDistributedKVStoreService

public interface IDistributedServiceRegistryService
extends IDistributedKVStoreService

This Service provides Distributed Key-Value storage using the DHT-based Chord protocol.

Method Summary

Modifier and Type	Method and Description
jadex.commons.future.IFuture<java.util.Collection<ServiceRegistration>>	lookup(java.lang.String key) Lookup a key in the ring and return the saved value, if any.
jadex.commons.future.IFuture<java.util.Collection<ServiceRegistration>>	lookup(java.lang.String key, IID idHash) Lookup a key in the ring and return the saved value, if any.
jadex.commons.future.IFuture<java.lang.Void>	publish(java.lang.String typeName, IServiceIdentifier serviceIdentifier) Publish a service in the distributed registry.

Methods inherited from interface jadex.bridge.service.types.dht.IDistributedKVStoreService

add, getLocalKeySet, isInitialized, lookupResponsibleStore, pullEntries, pushEntries, put, setInitialized, setRingService

Method Detail

publish

jadex.commons.future.IFuture<java.lang.Void> publish(java.lang.String typeName,
                                                     IServiceIdentifier serviceIdentifier)

Publish a service in the distributed registry.

Parameters:

typeName - Type of the service (fully-qualified)

serviceIdentifier - SID of the service

Returns:

Void

lookup

jadex.commons.future.IFuture<java.util.Collection<ServiceRegistration>> lookup(java.lang.String key,
                                                                               IID idHash)

Description copied from interface: IDistributedKVStoreService

Lookup a key in the ring and return the saved value, if any.

Specified by:

lookup in interface IDistributedKVStoreService

Parameters:

key - Requested key.

idHash - The hashed key to find the corresponding node.

Returns:

The retrieved value or null, if none.

lookup

jadex.commons.future.IFuture<java.util.Collection<ServiceRegistration>> lookup(java.lang.String key)

Description copied from interface: IDistributedKVStoreService

Lookup a key in the ring and return the saved value, if any.

Specified by:

lookup in interface IDistributedKVStoreService

Parameters:

key - Requested key.

Returns:

The retrieved value or null, if none.