Package org.ametys.plugins.workspaces.documents.observers

Class FileThumbnailObserver

java.lang.Object

org.ametys.plugins.workspaces.documents.observers.FileThumbnailObserver

All Implemented Interfaces:

AsyncObserver, Observer, Serviceable

public class FileThumbnailObserver
extends Object
implements AsyncObserver, Serviceable

This observer observes event of resources to generate thumbnail if only office is enabled

Field Summary

Fields

Modifier and Type	Field	Description
protected OnlyOfficeManager	_onlyOfficeManager	The only office manager
protected AmetysObjectResolver	_resolver	The Ametys object resolver

Fields inherited from interface org.ametys.core.observation.Observer

MAX_PRIORITY, MIN_PRIORITY

Constructor Summary

Constructors

Constructor	Description
FileThumbnailObserver()

Method Summary

Modifier and Type	Method	Description
protected void	_deleteResourcesInCaches(String projectName, ResourceCollection resourceCollection)	Delete resource thumbnail in cache from the a resource collection
int	getPriority(Event event)	Retrieves the priority to observe this event. This can be used to process a supported event before others observers.
protected Project	getProject(AmetysObject ao)	Get the parent project
void	observe(Event event, Map<String,Object> transientVars)	Observes an event.
void	service(ServiceManager manager)
boolean	supports(Event event)	Checks if the event is supported.

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.ametys.core.observation.AsyncObserver

parallelizable

Field Detail

_onlyOfficeManager

protected OnlyOfficeManager _onlyOfficeManager

The only office manager

_resolver

protected AmetysObjectResolver _resolver

The Ametys object resolver

Constructor Detail

FileThumbnailObserver

public FileThumbnailObserver()

Method Detail

service

public void service(ServiceManager manager)
             throws ServiceException

Specified by:

service in interface Serviceable

Throws:

ServiceException

getPriority

public int getPriority(Event event)

Description copied from interface: Observer

Retrieves the priority to observe this event.
This can be used to process a supported event before others observers.

Specified by:

getPriority in interface Observer

Parameters:

event - the event.

Returns:

the priority where 0 the max priority and Integer.MAX_VALUE the min priority.

supports

public boolean supports(Event event)

Description copied from interface: Observer

Checks if the event is supported. If true, the observe(Event) method will be called.

Specified by:

supports in interface Observer

Parameters:

event - the event.

Returns:

true for observing this event, false otherwise.

observe

public void observe(Event event,
                    Map<String,Object> transientVars)
             throws Exception

Description copied from interface: Observer

Observes an event.

Specified by:

observe in interface Observer

Parameters:

event - the event.

transientVars - transientVars passed from one Observer to another when processing a single Event. This may allow optimizations between observers.

Throws:

Exception - if an error occurs. All exceptions will be logged but not propagated, as the observation mechanism should never fail.

_deleteResourcesInCaches

protected void _deleteResourcesInCaches(String projectName,
                                        ResourceCollection resourceCollection)

Delete resource thumbnail in cache from the a resource collection

Parameters:

projectName - the project name

resourceCollection - the resource collection

getProject

protected Project getProject(AmetysObject ao)

Get the parent project

Parameters:

ao - The ametys object

Returns:

The parent project or null if not found