eu.dnetlib.enabling.is.sn.resourcestate

Class MemoryResourceStateSubscriptionDAOImpl

java.lang.Object

eu.dnetlib.enabling.is.sn.resourcestate.MemoryResourceStateSubscriptionDAOImpl

All Implemented Interfaces:

ResourceStateSubscriptionDAO, SubscriptionDAO<ResourceStateSubscription>

public class MemoryResourceStateSubscriptionDAOImpl
extends Object
implements ResourceStateSubscriptionDAO

dummy implementation of the resource state subscription DAO layer, using an in-memory map.

Author:

marko

Constructor Summary

Constructors

Constructor and Description
MemoryResourceStateSubscriptionDAOImpl()

Method Summary

Modifier and Type	Method and Description
void	addSubscription(ResourceStateSubscription subscription) add a new subscription to the subscription store.
Map<String,ResourceStateSubscription>	getById()
Map<String,Collection<ResourceStateSubscription>>	getByPrefixAndType()
ResourceStateSubscription	getSubscription(String subscriptionId) get a particular subscription.
Collection<ResourceStateSubscription>	listSubscriptions() lists all subscriptions.
Collection<ResourceStateSubscription>	listSubscriptions(String prefix) lists all subscriptions for a given prefix.
Collection<ResourceStateSubscription>	listSubscriptions(String prefix, String resourceType, String resourceId) get all subscriptions matching a given prefix and a given resource type.
boolean	removeSubscription(String subscriptionId) removes a particular subscription.
void	setById(Map<String,ResourceStateSubscription> byId)
void	setByPrefixAndType(Map<String,Collection<ResourceStateSubscription>> byPrefixAndType)

Methods inherited from class java.lang.Object

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

Constructor Detail

MemoryResourceStateSubscriptionDAOImpl

public MemoryResourceStateSubscriptionDAOImpl()

Method Detail

listSubscriptions

public Collection<ResourceStateSubscription> listSubscriptions(String prefix,
                                                               String resourceType,
                                                               String resourceId)

get all subscriptions matching a given prefix and a given resource type.

Specified by:

listSubscriptions in interface ResourceStateSubscriptionDAO

Parameters:

prefix - null means any prefix

resourceType - resource type.

resourceId - resource identifier

Returns:

matching subscriptions

See Also:

ResourceStateSubscriptionDAO.listSubscriptions(java.lang.String, java.lang.String, java.lang.String)

addSubscription

public void addSubscription(ResourceStateSubscription subscription)

add a new subscription to the subscription store. TODO: throw some exception on already existing subscription

Specified by:

addSubscription in interface SubscriptionDAO<ResourceStateSubscription>

Parameters:

subscription - subscription

See Also:

SubscriptionDAO.addSubscription(java.lang.Object)

getSubscription

public ResourceStateSubscription getSubscription(String subscriptionId)

get a particular subscription.

Specified by:

getSubscription in interface SubscriptionDAO<ResourceStateSubscription>

Parameters:

subscriptionId - identifier

Returns:

null if none

See Also:

SubscriptionDAO.getSubscription(java.lang.String)

listSubscriptions

public Collection<ResourceStateSubscription> listSubscriptions()

lists all subscriptions.

Specified by:

listSubscriptions in interface SubscriptionDAO<ResourceStateSubscription>

Returns:

all subscriptions

See Also:

SubscriptionDAO.listSubscriptions()

listSubscriptions

public Collection<ResourceStateSubscription> listSubscriptions(String prefix)

lists all subscriptions for a given prefix.

Specified by:

listSubscriptions in interface SubscriptionDAO<ResourceStateSubscription>

Parameters:

prefix - topic expression prefix

Returns:

all matching subscriptions

See Also:

SubscriptionDAO.listSubscriptions(java.lang.String)

removeSubscription

public boolean removeSubscription(String subscriptionId)

removes a particular subscription.

Specified by:

removeSubscription in interface SubscriptionDAO<ResourceStateSubscription>

Parameters:

subscriptionId - identifier

Returns:

true if successful

See Also:

SubscriptionDAO.removeSubscription(java.lang.String)

getById

public Map<String,ResourceStateSubscription> getById()

setById

public void setById(Map<String,ResourceStateSubscription> byId)

getByPrefixAndType

public Map<String,Collection<ResourceStateSubscription>> getByPrefixAndType()

setByPrefixAndType

public void setByPrefixAndType(Map<String,Collection<ResourceStateSubscription>> byPrefixAndType)