org.apache.clerezza.rdf.web.core

Class Backup

java.lang.Object

org.apache.clerezza.rdf.web.core.Backup

All Implemented Interfaces:

GlobalMenuItemsProvider

@Service(value={java.lang.Object.class,GlobalMenuItemsProvider.class})
@Property(name="javax.ws.rs",
          boolValue=true)
public class Backup
extends Object
implements GlobalMenuItemsProvider

This JAX-RS resource provides a method to retrieve a zip file containing all triple collections that the use may access. The triple collection are serialized in N-Triples format. The URI path of this resource is "/admin/backup". This class adds a global menu-item for users that can read the system graph (as there's currently no dedicated backup-permission).

Author:

hasan, reto

Constructor Summary

Constructors

Constructor and Description
Backup()

Method Summary

Methods

Modifier and Type	Method and Description
protected void	activate(org.osgi.service.component.ComponentContext componentContext) The activate method is called when SCR activates the component configuration.
protected void	deactivate(org.osgi.service.component.ComponentContext context)
javax.ws.rs.core.Response	download() Get a zipped file containing all triple collections which the user may access.
Set<GlobalMenuItem>	getMenuItems() Returns a Set of GlobalMenuItemS.
GraphNode	overviewPage()

Methods inherited from class java.lang.Object

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

Constructor Detail

Backup

public Backup()

Method Detail

activate

protected void activate(org.osgi.service.component.ComponentContext componentContext)

The activate method is called when SCR activates the component configuration.

Parameters:

componentContext -

deactivate

protected void deactivate(org.osgi.service.component.ComponentContext context)

download

public javax.ws.rs.core.Response download()

Get a zipped file containing all triple collections which the user may access. The resource is accessible through the URI path "/admin/backup/download". The triple collections are serialized in N-Triples format before being archived in a single zipped file. A mapping of the names of the files in the archive to triple collection names is available as well in the archive as a text file named triplecollections.nt.

Returns:

a response that will cause the creation of a zipped file

overviewPage

public GraphNode overviewPage()

getMenuItems

public Set<GlobalMenuItem> getMenuItems()

Description copied from interface: GlobalMenuItemsProvider

Returns a Set of GlobalMenuItemS. If there is no GlobalMenuItem available (e.g. the current user has not the needed permissions) then the returned set is empty.

Specified by:

getMenuItems in interface GlobalMenuItemsProvider

Returns: