org.universAAL.middleware.managers.deploy
Class DeployManagerImpl

java.lang.Object
  org.universAAL.middleware.managers.deploy.DeployManagerImpl

All Implemented Interfaces:

SharedObjectListener, AALSpaceListener, DeployManager, DeployManagerEventHandler, Manager

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

The implementation of the DeployManager

Version:

$LastChangedRevision$ ( $LastChangedDate$ )

Author:

Michele Girolami, Francesco Furfari, Stefano Lenzi

Constructor Summary

DeployManagerImpl(ModuleContext context, ModuleConfigHome configHome)

Method Summary

void	aalSpaceJoined(AALSpaceDescriptor spaceDescriptor) Method to find the set of target peers according to the multipart applicatio
void	aalSpaceLost(AALSpaceDescriptor spaceDescriptor) Called as soon as an AALSpace has been left
void	aalSpaceStatusChanged(AALSpaceStatus status) Called when the AALSpace changes status
void	dispose() Release all the resources
boolean	init() Initialize the AALSpace 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 AALSpaceManager
void	newPeerJoined(PeerCard peer) Called when a peers joins the AALSpace
void	peerLost(PeerCard peer) Called when a Peer leaves the AALSpace
InstallationResultsDetails	requestToInstall(UAPPPackage application) This method is invoked in order to install a multi-part application in the AALSpace.
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)

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,
                         ModuleConfigHome configHome)

Method Detail

init

public boolean init()

Description copied from interface: Manager

Initialize the AALSpace 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 AALSpace. 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 uAAL

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

aalSpaceJoined

public void aalSpaceJoined(AALSpaceDescriptor spaceDescriptor)

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

Specified by:

aalSpaceJoined in interface AALSpaceListener

Parameters:

mpa - the MPA

aalSpaceLost

public void aalSpaceLost(AALSpaceDescriptor spaceDescriptor)

Description copied from interface: AALSpaceListener

Called as soon as an AALSpace has been left

Specified by:

aalSpaceLost in interface AALSpaceListener

Parameters:

spaceDescriptor - Space desce

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 AALSpaceManager

Specified by:

loadConfigurations in interface Manager

Parameters:

configurations - Dictionary of configurations

newPeerJoined

public void newPeerJoined(PeerCard peer)

Description copied from interface: AALSpaceListener

Called when a peers joins the AALSpace

Specified by:

newPeerJoined in interface AALSpaceListener

Parameters:

peer - PeerCard

peerLost

public void peerLost(PeerCard peer)

Description copied from interface: AALSpaceListener

Called when a Peer leaves the AALSpace

Specified by:

peerLost in interface AALSpaceListener

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

aalSpaceStatusChanged

public void aalSpaceStatusChanged(AALSpaceStatus status)

Description copied from interface: AALSpaceListener

Called when the AALSpace changes status

Specified by:

aalSpaceStatusChanged in interface AALSpaceListener