Package org.ametys.plugins.blog.cachepolicy

Class BlogVirtualPagesCachePolicy

java.lang.Object

org.apache.avalon.framework.logger.AbstractLogEnabled

org.ametys.plugins.blog.cachepolicy.BlogVirtualPagesCachePolicy

All Implemented Interfaces:

PageElementCachePolicy, LogEnabled, Serviceable

Direct Known Subclasses:

BlogVirtualPagesWithCommentsCachePolicy

public class BlogVirtualPagesCachePolicy
extends AbstractLogEnabled
implements Serviceable, PageElementCachePolicy

Cache policy for the sitemap, handling blog virtual pages linked with contents. Used for the Sitemap InputData as well as the Sitemap service, even if the page element cache is not the same.

Nested Class Summary

Nested classes/interfaces inherited from interface org.ametys.web.cache.pageelement.PageElementCachePolicy

PageElementCachePolicy.PolicyResult

Field Summary

Fields

Modifier and Type	Field	Description
protected BlogPageHandler	_blogPageHandler	The blog page handler.

Constructor Summary

Constructors

Constructor	Description
BlogVirtualPagesCachePolicy()

Method Summary

Modifier and Type	Method	Description
protected List<String>	_getRemovingCacheEventIds(String workspace)	Returns all event ids for which the cache should be removed.
Set<String>	getPageElementTypes()	Returns the types of the associated page elements.
void	service(ServiceManager manager)
final PageElementCachePolicy.PolicyResult	shouldClearCache(String workspace, Site site, String pageElementType, String elementId, Event event)	Second pass of event processing, at the Page level. This method is only called if the first pass resulted with NEED_MORE_INFORMATION.
final PageElementCachePolicy.PolicyResult	shouldClearCache(String workspace, Site site, String pageElementType, Event event)	First pass of event processing, at the type level. Returning NEED_MORE_INFORMATION eventually leads to the second pass, which is more precise, and also depends on a particular element, but is more costly to compute. Returning null means that this policy declares itself as not concerned by the current event.

Methods inherited from class org.apache.avalon.framework.logger.AbstractLogEnabled

enableLogging, getLogger, setupLogger, setupLogger, setupLogger

Methods inherited from class java.lang.Object

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

Field Details

_blogPageHandler

protected BlogPageHandler _blogPageHandler

The blog page handler.

Constructor Details

BlogVirtualPagesCachePolicy

public BlogVirtualPagesCachePolicy()

Method Details

service

public void service(ServiceManager manager)
             throws ServiceException

Specified by:

service in interface Serviceable

Throws:

ServiceException

getPageElementTypes

public Set<String> getPageElementTypes()

Description copied from interface: PageElementCachePolicy

Returns the types of the associated page elements.

Specified by:

getPageElementTypes in interface PageElementCachePolicy

Returns:

the types of the associated page elements.

shouldClearCache

public final PageElementCachePolicy.PolicyResult shouldClearCache(String workspace,
 Site site,
 String pageElementType,
 Event event)

Description copied from interface: PageElementCachePolicy

First pass of event processing, at the type level.
Returning NEED_MORE_INFORMATION eventually leads to the second pass, which is more precise, and also depends on a particular element, but is more costly to compute.
Returning null means that this policy declares itself as not concerned by the current event.

Specified by:

shouldClearCache in interface PageElementCachePolicy

Parameters:

workspace - the current JCR workspace.

site - the current site.

pageElementType - the page element type.

event - the current event.

Returns:

the policy result or null if this policy declares itself as not concerned.

shouldClearCache

public final PageElementCachePolicy.PolicyResult shouldClearCache(String workspace,
 Site site,
 String pageElementType,
 String elementId,
 Event event)

Description copied from interface: PageElementCachePolicy

Second pass of event processing, at the Page level.
This method is only called if the first pass resulted with NEED_MORE_INFORMATION. If this method also returns NEED_MORE_INFORMATION, it will be interpreted as REMOVE.

Specified by:

shouldClearCache in interface PageElementCachePolicy

Parameters:

workspace - the current JCR workspace.

site - the current site.

pageElementType - the page element type.

elementId - the current element id.

event - the current event.

Returns:

the policy result.

_getRemovingCacheEventIds

protected List<String> _getRemovingCacheEventIds(String workspace)

Returns all event ids for which the cache should be removed.

Parameters:

workspace - the current JCR workspace.

Returns:

all event ids for which the cache should be removed.