org.nuiton.wikitty.storage
Class WikittyStorageInMemory

java.lang.Object
  org.nuiton.wikitty.storage.WikittyStorageInMemory

All Implemented Interfaces:

WikittyStorage

public class WikittyStorageInMemory
extends Object
implements WikittyStorage

Nested Class Summary

Nested classes/interfaces inherited from interface org.nuiton.wikitty.storage.WikittyStorage

WikittyStorage.DataStatistic, WikittyStorage.Scanner

Field Summary

protected Map<String,Wikitty>

wikitties

Constructor Summary

WikittyStorageInMemory()

Method Summary

WikittyEvent	clear(WikittyTransaction transaction) Remove all wikitty.
WikittyEvent	delete(WikittyTransaction transaction, Collection<String> idList) Delete all object with id argument.
boolean	exists(WikittyTransaction transaction, String id) Return true if id exists in storage.
WikittyStorage.DataStatistic	getDataStatistic(WikittyTransaction transaction) Return some statistique about the data
Map<String,Wikitty>	getWikitties()
boolean	isDeleted(WikittyTransaction transaction, String id) Return true if wikitty object with this id are marked deleted.
Wikitty	restore(WikittyTransaction transaction, String id, String... fqFieldName) Restore list of wikitty object.
void	scanWikitties(WikittyTransaction transaction, WikittyStorage.Scanner scanner) Scan all wikitties with specific scanner, even if the wikitty is deleted.
void	setWikitties(Map<String,Wikitty> wikitties)
WikittyEvent	store(WikittyTransaction transaction, Collection<Wikitty> wikitties, boolean force) Store wikitty in storage.

Methods inherited from class java.lang.Object

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

Field Detail

wikitties

protected Map<String,Wikitty> wikitties

Constructor Detail

WikittyStorageInMemory

public WikittyStorageInMemory()

Method Detail

getWikitties

public Map<String,Wikitty> getWikitties()

setWikitties

public void setWikitties(Map<String,Wikitty> wikitties)

store

public WikittyEvent store(WikittyTransaction transaction,
                          Collection<Wikitty> wikitties,
                          boolean force)

Description copied from interface: WikittyStorage

Store wikitty in storage. if force is true, wikitty in argument is all time stored. if wikitty already stored and deleted, wikitty is born again new version is computed as follow:

 if version in wikitty > version in database
   newversion = version in wikitty
 else
   newversion = version in database + 1
 

Specified by:

store in interface WikittyStorage

Parameters:

transaction - transaction

wikitties - wikitty collection

force - boolean force non version version increment on saved wikitty or force version on wikitty creation (version 0.0)

Returns:

information usefull for client side update data

delete

public WikittyEvent delete(WikittyTransaction transaction,
                           Collection<String> idList)
                    throws WikittyException

Description copied from interface: WikittyStorage

Delete all object with id argument. Delete don't fail if wikitty don't existe or is already deleted.

Specified by:

delete in interface WikittyStorage

Parameters:

transaction - transaction

Returns:

delete response (can be empty if no wikitty are realy deleted

Throws:

WikittyException - If id is not valid or don't exist.

exists

public boolean exists(WikittyTransaction transaction,
                      String id)

Description copied from interface: WikittyStorage

Return true if id exists in storage.

Specified by:

exists in interface WikittyStorage

Parameters:

transaction - transaction

id - id to check

Returns:

true if wikitty id exists

isDeleted

public boolean isDeleted(WikittyTransaction transaction,
                         String id)

Description copied from interface: WikittyStorage

Return true if wikitty object with this id are marked deleted.

Specified by:

isDeleted in interface WikittyStorage

Parameters:

transaction - transaction

id - id to check

Returns:

true if wikitty id is deleted

restore

public Wikitty restore(WikittyTransaction transaction,
                       String id,
                       String... fqFieldName)
                throws WikittyException

Description copied from interface: WikittyStorage

Restore list of wikitty object.

Specified by:

restore in interface WikittyStorage

Parameters:

transaction - transaction

id - list of wikitty id

fqFieldName - list of field that must be loaded, other fields can be not loaded

Returns:

found wikitty

Throws:

WikittyException - if wikitty not found

scanWikitties

public void scanWikitties(WikittyTransaction transaction,
                          WikittyStorage.Scanner scanner)

Description copied from interface: WikittyStorage

Scan all wikitties with specific scanner, even if the wikitty is deleted.

Specified by:

scanWikitties in interface WikittyStorage

Parameters:

transaction - transaction

scanner - scanner

clear

public WikittyEvent clear(WikittyTransaction transaction)

Description copied from interface: WikittyStorage

Remove all wikitty.

Specified by:

clear in interface WikittyStorage

Parameters:

transaction - transaction

getDataStatistic

public WikittyStorage.DataStatistic getDataStatistic(WikittyTransaction transaction)

Description copied from interface: WikittyStorage

Return some statistique about the data

Specified by:

getDataStatistic in interface WikittyStorage

Returns: