com.day.cq.rewriter.linkchecker.impl
Class LinkInfoStorageImpl

java.lang.Object
  com.day.cq.rewriter.linkchecker.impl.LinkInfoStorageImpl

All Implemented Interfaces:

LinkInfoStorage, Runnable, EventListener

public class LinkInfoStorageImpl
extends Object
implements LinkInfoStorage, Runnable, EventListener

Stores LinkInfo objects in the repository.

Field Summary

protected Session	readSession The session to read the link infos from.
protected String	storageRootPath path to the storage root node
protected Session	writeSession The session to write the link infos from.

Constructor Summary

LinkInfoStorageImpl()

Method Summary

protected void	activate(org.osgi.service.component.ComponentContext context) Activates the LinkChecker service.
protected void	deactivate(org.osgi.service.component.ComponentContext componentContext) Deactivates the LinkChecker service.
void	deleteLinkInfo(LinkInfo info) Removes link validity information from the repository.
void	deleteLinkInfo(String url) Removes link validity information from the repository.
LinkInfo	getLinkInfo(String url) Returns validity information for a specific link.
String[]	getLinks() Returns a list of links about which validity information is stored in the repository.
protected void	init() initializes the storge root
void	onEvent(EventIterator eventIterator)
void	putLinkInfo(LinkInfo info) Stores validity information about a link in the repository.
void	run() write backs the modified entries.
void	sync() Forces the storageg to flush it's caches to the repository.

Methods inherited from class java.lang.Object

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

Field Detail

storageRootPath

protected String storageRootPath

path to the storage root node

readSession

protected Session readSession

The session to read the link infos from.

writeSession

protected Session writeSession

The session to write the link infos from.

Constructor Detail

LinkInfoStorageImpl

public LinkInfoStorageImpl()

Method Detail

activate

protected void activate(org.osgi.service.component.ComponentContext context)
                 throws RepositoryException

Activates the LinkChecker service.

Parameters:

context - The component context providing startup information

Throws:

RepositoryException - if a repository error during activation occurs

init

protected void init()
             throws RepositoryException

initializes the storge root

Throws:

RepositoryException - if an error occurs

deactivate

protected void deactivate(org.osgi.service.component.ComponentContext componentContext)

Deactivates the LinkChecker service.

Parameters:

componentContext - The component context

getLinks

public String[] getLinks()

Returns a list of links about which validity information is stored in the repository.

Specified by:

getLinks in interface LinkInfoStorage

Returns:

A list of links

getLinkInfo

public LinkInfo getLinkInfo(String url)

Returns validity information for a specific link.

Specified by:

getLinkInfo in interface LinkInfoStorage

Parameters:

url - link to retrieve the information for

Returns:

A LinkInfo object describing the link or null if no validity information exists for the link

putLinkInfo

public void putLinkInfo(LinkInfo info)

Stores validity information about a link in the repository.

Specified by:

putLinkInfo in interface LinkInfoStorage

Parameters:

info - The validity information to be stored

deleteLinkInfo

public void deleteLinkInfo(LinkInfo info)

Removes link validity information from the repository.

Specified by:

deleteLinkInfo in interface LinkInfoStorage

Parameters:

info - The validity information to be removed

deleteLinkInfo

public void deleteLinkInfo(String url)

Removes link validity information from the repository.

Specified by:

deleteLinkInfo in interface LinkInfoStorage

Parameters:

url - The URL for which the validity information is to be removed

sync

public void sync()

Forces the storageg to flush it's caches to the repository. This should only be invoked by the external linkchecker task.

Specified by:

sync in interface LinkInfoStorage

run

public void run()

write backs the modified entries. called by event scheduler

Specified by:

run in interface Runnable

onEvent

public void onEvent(EventIterator eventIterator)

Specified by:

onEvent in interface EventListener