Package com.composum.sling.clientlibs.processor

Class UpdateTimeVisitor

java.lang.Object

com.composum.sling.clientlibs.processor.AbstractClientlibVisitor

com.composum.sling.clientlibs.processor.UpdateTimeVisitor

All Implemented Interfaces:

ClientlibVisitor

public class UpdateTimeVisitor
extends AbstractClientlibVisitor

Determines the hash of the embedded items of a clientlib or -category for recency checking of cached files.

Nested Class Summary

Nested classes/interfaces inherited from interface com.composum.sling.clientlibs.handle.ClientlibVisitor

ClientlibVisitor.VisitorMode

Field Summary

Fields

Modifier and Type	Field	Description
protected Calendar	lastUpdateTime

Fields inherited from class com.composum.sling.clientlibs.processor.AbstractClientlibVisitor

embeddedHash, hasEmbeddedFiles, HASH_PATTERN, owner, processedElements, resolver, service

Constructor Summary

Constructors

Modifier	Constructor	Description
	UpdateTimeVisitor(ClientlibElement owner, ClientlibService service, org.apache.sling.api.resource.ResourceResolver resolver)
protected	UpdateTimeVisitor(ClientlibElement owner, ClientlibService service, org.apache.sling.api.resource.ResourceResolver resolver, LinkedHashSet<ClientlibLink> processedElements)

Method Summary

Modifier and Type	Method	Description
void	action(ClientlibFile file, ClientlibVisitor.VisitorMode mode, ClientlibResourceFolder parent)	Optional action to take after visiting the element.
void	action(Clientlib clientlib, ClientlibVisitor.VisitorMode mode, ClientlibResourceFolder parent)	Optional action to take after visiting the element.
protected ClientlibVisitor	createVisitorFor(ClientlibElement element)	Creates a new visitor for the given clientlib or category as owner.
UpdateTimeVisitor	execute()	Triggers the processing of the ClientlibVisitor.getOwner() by calling ClientlibElement.accept(ClientlibVisitor, VisitorMode, ClientlibResourceFolder).
Calendar	getLastUpdateTime()	Returns the last update time estimated from the file update times and clientlib folder create times.
protected void	updateTime(Object entity, Calendar resourceTime)

Methods inherited from class com.composum.sling.clientlibs.processor.AbstractClientlibVisitor

action, action, action, alreadyProcessed, getHash, getOwner, getProcessedElements, getVisitorFor, isNotProcessed, markAsProcessed, notPresent, removeMinificationDuplicates, resolveAndAccept, supportsEmbedding, updateHash, visit, visit, visit, visit, visit

Methods inherited from class java.lang.Object

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

Field Detail

lastUpdateTime

protected Calendar lastUpdateTime

Constructor Detail

UpdateTimeVisitor

public UpdateTimeVisitor(ClientlibElement owner,
                         ClientlibService service,
                         org.apache.sling.api.resource.ResourceResolver resolver)

UpdateTimeVisitor

protected UpdateTimeVisitor(ClientlibElement owner,
                            ClientlibService service,
                            org.apache.sling.api.resource.ResourceResolver resolver,
                            LinkedHashSet<ClientlibLink> processedElements)

Method Detail

execute

public UpdateTimeVisitor execute()
                          throws IOException,
                                 javax.jcr.RepositoryException

Description copied from interface: ClientlibVisitor

Triggers the processing of the ClientlibVisitor.getOwner() by calling ClientlibElement.accept(ClientlibVisitor, VisitorMode, ClientlibResourceFolder).

Specified by:

execute in interface ClientlibVisitor

Overrides:

execute in class AbstractClientlibVisitor

Returns:

this

Throws:

IOException

javax.jcr.RepositoryException

getLastUpdateTime

public Calendar getLastUpdateTime()

Returns the last update time estimated from the file update times and clientlib folder create times. This is only a lower bound for the update time of the client library including its embedded files.

createVisitorFor

protected ClientlibVisitor createVisitorFor(ClientlibElement element)

Description copied from class: AbstractClientlibVisitor

Creates a new visitor for the given clientlib or category as owner. That'll usually be of the same type as ourselves. Caution: they have to share the same AbstractClientlibVisitor.processedElements set!

Specified by:

createVisitorFor in class AbstractClientlibVisitor

action

public void action(Clientlib clientlib,
                   ClientlibVisitor.VisitorMode mode,
                   ClientlibResourceFolder parent)

Description copied from class: AbstractClientlibVisitor

Optional action to take after visiting the element. Default : empty.

Overrides:

action in class AbstractClientlibVisitor

action

public void action(ClientlibFile file,
                   ClientlibVisitor.VisitorMode mode,
                   ClientlibResourceFolder parent)

Description copied from class: AbstractClientlibVisitor

Optional action to take after visiting the element. Default : empty.

Overrides:

action in class AbstractClientlibVisitor

updateTime

protected void updateTime(Object entity,
                          Calendar resourceTime)