org.ceryle.wiki.plugin.query
Class ReferenceManagerInfoProvider

java.lang.Object
  org.ceryle.wiki.plugin.query.ReferenceManagerInfoProvider

All Implemented Interfaces:

ReferenceInfoProvider

public class ReferenceManagerInfoProvider
extends Object
implements ReferenceInfoProvider

This ReferenceInfoProvider uses the ReferenceManager as its ultimate source of information.

Author:

John Volkar (john.volkar at gmail.com)

Constructor Summary

ReferenceManagerInfoProvider(WikiEngine engine)

Method Summary

Collection	getAllPages()
Collection	getReferredBy(String page)
Collection	getRefersTo(String page)
int	getSignature() This 'signature' can be used to determine if there were any modifications made to the underlying to and by maps of the ReferenceManager.

Methods inherited from class java.lang.Object

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

Constructor Detail

ReferenceManagerInfoProvider

public ReferenceManagerInfoProvider(WikiEngine engine)

Method Detail

getSignature

public int getSignature()

Description copied from interface: ReferenceInfoProvider

This 'signature' can be used to determine if there were any modifications made to the underlying to and by maps of the ReferenceManager. This method traps and retries if a concurrent modifcaition occurs. The maps of the ReferenceManager are not synchronized, so someone could add/remove entries in them while the hashCodes are being computed.

Specified by:

getSignature in interface ReferenceInfoProvider

Returns:

Sum of the hashCodes for the to and by maps of the ReferenceManager

See Also:

ReferenceInfoProvider.getSignature()

getRefersTo

public Collection getRefersTo(String page)

Specified by:

getRefersTo in interface ReferenceInfoProvider

See Also:

ReferenceInfoProvider.getRefersTo(java.lang.String)

getReferredBy

public Collection getReferredBy(String page)

Specified by:

getReferredBy in interface ReferenceInfoProvider

See Also:

ReferenceInfoProvider.getReferredBy(java.lang.String)

getAllPages

public Collection getAllPages()

Specified by:

getAllPages in interface ReferenceInfoProvider

See Also:

ReferenceInfoProvider.getAllPages()