com.communote.server.core.blog

Class AssignedBlogRoleRetriever

java.lang.Object

com.communote.server.core.blog.AssignedBlogRoleRetriever

All Implemented Interfaces:

EventListener<AssignedBlogRoleChangedEvent>

public class AssignedBlogRoleRetriever
extends Object
implements EventListener<AssignedBlogRoleChangedEvent>

Gives access to the effective blog role which was assigned to a user either directly or indirectly through group membership.

Author:

Communote GmbH - http://www.communote.com/

Constructor Summary

Constructors

Constructor and Description
AssignedBlogRoleRetriever(UserToBlogRoleMappingDao roleMappingDao) Creates a new instance.

Method Summary

Modifier and Type	Method and Description
BlogRole	getAssignedRole(Long blogId, Long userId) Returns the effective blog role of the given user which was directly assigned to the user or assigned to a group the user is a member of.
Class<AssignedBlogRoleChangedEvent>	getObservedEvent() Defines the types of events about which this listener will be informed.
void	handle(AssignedBlogRoleChangedEvent event) Is called by the EventDispatcher when the observed event was fired.

Methods inherited from class java.lang.Object

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

Constructor Detail

AssignedBlogRoleRetriever

public AssignedBlogRoleRetriever(UserToBlogRoleMappingDao roleMappingDao)

Creates a new instance.

Parameters:

roleMappingDao - the DAO

Method Detail

getAssignedRole

public BlogRole getAssignedRole(Long blogId,
                                Long userId)

Returns the effective blog role of the given user which was directly assigned to the user or assigned to a group the user is a member of. Effective in that context means that in case of several available roles (e.g. because of group memberships) the role with the most privileges is returned.

Parameters:

blogId - the ID of the blog

userId - the ID of the user

Returns:

the role or null if the user has no assigned role for that blog

getObservedEvent

public Class<AssignedBlogRoleChangedEvent> getObservedEvent()

Defines the types of events about which this listener will be informed.

Specified by:

getObservedEvent in interface EventListener<AssignedBlogRoleChangedEvent>

Returns:

the class of the observed event

handle

public void handle(AssignedBlogRoleChangedEvent event)

Is called by the EventDispatcher when the observed event was fired.

Specified by:

handle in interface EventListener<AssignedBlogRoleChangedEvent>

Parameters:

event - the event that was fired