org.universAAL.middleware.managers.deploy

Class DeployManagerImpl

java.lang.Object

org.universAAL.middleware.managers.deploy.DeployManagerImpl

All Implemented Interfaces:

SharedObjectListener, DeployManager, DeployManagerEventHandler, Manager, SpaceListener

public class DeployManagerImpl
extends Object
implements DeployManager, DeployManagerEventHandler, SharedObjectListener, SpaceListener

The implementation of the DeployManager

Version:

$LastChangedRevision$ ( $LastChangedDate$ )

Author:

Michele Girolami, Francesco Furfari, Stefano Lenzi, Carsten Stockloew

Constructor Summary

Constructors

Constructor and Description
DeployManagerImpl(ModuleContext context)

Method Summary

Modifier and Type	Method and Description
void	dispose() Release all the resources
boolean	init() Initialize the Space Manager
void	installationPartNotification(UAPPCard card, String partID, PeerCard peer, UAPPPartStatus status) Method called back in order to notifiy the result of a request to install
boolean	isDeployCoordinator() True if I'm the Deploy coordinator
void	loadConfigurations(Dictionary configurations) This method sets all the configurations for the SpaceManager
void	peerJoined(PeerCard peer) Called when a peers joins the Space
void	peerLost(PeerCard peer) Called when a Peer leaves the Space
InstallationResultsDetails	requestToInstall(UAPPPackage application) This method is invoked in order to install a multi-part application in the Space.
InstallationResultsDetails	requestToUninstall(String serviceId, String id) Remove an installed uApp by means of the unique pair String serviceId and String id
void	sharedObjectAdded(Object sharedObj, Object arg1)
void	sharedObjectRemoved(Object sharedObj)
void	spaceJoined(SpaceDescriptor spaceDescriptor) Method to find the set of target peers according to the multipart applicatio
void	spaceLost(SpaceDescriptor spaceDescriptor) Called as soon as an Space has been left
void	spaceStatusChanged(SpaceStatus status) Called when the Space changes status

Methods inherited from class java.lang.Object

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

Constructor Detail

DeployManagerImpl

public DeployManagerImpl(ModuleContext context)

Method Detail

init

public boolean init()

Description copied from interface: Manager

Initialize the Space Manager

Specified by:

init in interface Manager

Returns:

true if the initialization is completed, false otherwise

requestToInstall

public InstallationResultsDetails requestToInstall(UAPPPackage application)

Description copied from interface: DeployManager

This method is invoked in order to install a multi-part application in the Space. The class using this method will have to invoke the @link #requestToInstall(URI, Map, String) method once for each application that is contained in a uSrv

Specified by:

requestToInstall in interface DeployManager

Parameters:

application - UAPPPackage the representing the uAPP application deployment plan to install on universAAL

Returns:

InstallationResults as result of the installation

requestToUninstall

public InstallationResultsDetails requestToUninstall(String serviceId,
                                                     String id)

Description copied from interface: DeployManager

Remove an installed uApp by means of the unique pair String serviceId and String id

Specified by:

requestToUninstall in interface DeployManager

Parameters:

serviceId - the String representing the unique identifier of the service provided by the uStore

id - the String representing the unique id (with the service) of the uApp to remove

Returns:

the result of the uninstall task of the uApp

installationPartNotification

public void installationPartNotification(UAPPCard card,
                                         String partID,
                                         PeerCard peer,
                                         UAPPPartStatus status)

Description copied from interface: DeployManagerEventHandler

Method called back in order to notifiy the result of a request to install

Specified by:

installationPartNotification in interface DeployManagerEventHandler

Parameters:

card - The MPA to whic the peer refers to

partID - Part id

peer - The Peer sending the result

status - Status of the part @

sharedObjectAdded

public void sharedObjectAdded(Object sharedObj,
                              Object arg1)

Specified by:

sharedObjectAdded in interface SharedObjectListener

sharedObjectRemoved

public void sharedObjectRemoved(Object sharedObj)

Specified by:

sharedObjectRemoved in interface SharedObjectListener

spaceJoined

public void spaceJoined(SpaceDescriptor spaceDescriptor)

Method to find the set of target peers according to the multipart applicatio

Specified by:

spaceJoined in interface SpaceListener

Parameters:

mpa - the MPA

spaceLost

public void spaceLost(SpaceDescriptor spaceDescriptor)

Description copied from interface: SpaceListener

Called as soon as an Space has been left

Specified by:

spaceLost in interface SpaceListener

Parameters:

spaceDescriptor - Space descriptor

dispose

public void dispose()

Description copied from interface: Manager

Release all the resources

Specified by:

dispose in interface Manager

loadConfigurations

public void loadConfigurations(Dictionary configurations)

Description copied from interface: Manager

This method sets all the configurations for the SpaceManager

Specified by:

loadConfigurations in interface Manager

Parameters:

configurations - Dictionary of configurations

peerJoined

public void peerJoined(PeerCard peer)

Description copied from interface: SpaceListener

Called when a peers joins the Space

Specified by:

peerJoined in interface SpaceListener

Parameters:

peer - PeerCard

peerLost

public void peerLost(PeerCard peer)

Description copied from interface: SpaceListener

Called when a Peer leaves the Space

Specified by:

peerLost in interface SpaceListener

isDeployCoordinator

public boolean isDeployCoordinator()

Description copied from interface: DeployManager

True if I'm the Deploy coordinator

Specified by:

isDeployCoordinator in interface DeployManager

Returns:

trueif and only if the node has the Deploy Manager Coordinator role

spaceStatusChanged

public void spaceStatusChanged(SpaceStatus status)

Description copied from interface: SpaceListener

Called when the Space changes status

Specified by:

spaceStatusChanged in interface SpaceListener