Package org.kingdoms.data

Class DataManager<K,T extends KingdomsObject<K>>

java.lang.Object

org.kingdoms.data.DataManager<K,T>

Direct Known Subclasses:

KingdomManager, KingdomPlayerManager, LandManager, MessageTransferAgent, NationManager

public abstract class DataManager<K,T extends KingdomsObject<K>>
extends Object

Field Summary

Fields

Modifier and Type	Field	Description
protected final PeekableMap<K,T>	cache
protected KingdomsDatabase<K,T>	database
protected final Set<K>	doesntExist	Improves performance mostly for land data checkups.
protected static final long	INTERVAL
static final boolean	SMART

Constructor Summary

Constructors

Constructor	Description
DataManager(String displayName, KingdomsDatabase<K,T> database)
DataManager(String displayName, KingdomsDatabase<K,T> database, boolean cacheExistence)
DataManager(String displayName, KingdomsDatabase<K,T> database, boolean cacheExistence, boolean timedCache)

Method Summary

Modifier and Type	Method	Description
protected void	autoSave(@NonNull Kingdoms plugin)
void	clear()
void	copyCacheTo(DataManager<K,T> dataManager)	This method is for internal purposes only.
void	delete(@NonNull K identifier)
void	deleteAllData()
void	emptyCache()	This method is for internal purposes only.
boolean	exists(K identifier)
@Nullable T	getData(@NonNull K identifier)
KingdomsDatabase<K,T>	getDatabase()
T	getDataIfLoaded(K key)
String	getDisplayName()
Collection<T>	getLoadedData()
boolean	isLoaded(K key)
void	load(@NonNull T data)
List<T>	load(Iterable<K> keys, List<T> loaded)
int	loadAllData(boolean checkIfLoaded)
void	loadAndSave(@NonNull K key, @NonNull T data)
protected void	onLoad(T value)	Can't override load(KingdomsObject) because this is also used inside the cache loader which automatically loads it after retrieving the data.
@Nullable T	peek(@NonNull K identifier)
Collection<T>	peekAllData()
void	saveAll(boolean smart)
void	setSavingState(boolean savingState)	Signals this data manager that it should not save any data when saveAll(boolean) with true argument is called.
int	size()
protected void	unload(@NonNull K key)

Methods inherited from class java.lang.Object

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

Field Details

SMART

public static final boolean SMART

INTERVAL

protected static final long INTERVAL

cache

protected final PeekableMap<K,T extends KingdomsObject<K>> cache

doesntExist

protected final Set<K> doesntExist

Improves performance mostly for land data checkups. This set should not be iterated.

database

protected KingdomsDatabase<K,T extends KingdomsObject<K>> database

Constructor Details

DataManager

public DataManager(String displayName,
 KingdomsDatabase<K,T> database)

DataManager

public DataManager(String displayName,
 KingdomsDatabase<K,T> database,
 boolean cacheExistence)

DataManager

public DataManager(String displayName,
 KingdomsDatabase<K,T> database,
 boolean cacheExistence,
 boolean timedCache)

Method Details

delete

public void delete(@NonNull K identifier)

getDisplayName

public String getDisplayName()

clear

public void clear()

getDatabase

public KingdomsDatabase<K,T> getDatabase()

deleteAllData

public void deleteAllData()

setSavingState

@Internal
public void setSavingState(boolean savingState)

Signals this data manager that it should not save any data when saveAll(boolean) with true argument is called.

copyCacheTo

public void copyCacheTo(DataManager<K,T> dataManager)

This method is for internal purposes only.

emptyCache

public void emptyCache()

This method is for internal purposes only.

loadAllData

@Internal
public int loadAllData(boolean checkIfLoaded)

load

@Internal
public List<T> load(Iterable<K> keys,
 List<T> loaded)

autoSave

protected void autoSave(@NonNull Kingdoms plugin)

saveAll

public void saveAll(boolean smart)

loadAndSave

public void loadAndSave(@NonNull K key,
 @NonNull T data)

getDataIfLoaded

public T getDataIfLoaded(K key)

isLoaded

public boolean isLoaded(K key)

onLoad

protected void onLoad(T value)

Can't override load(KingdomsObject) because this is also used inside the cache loader which automatically loads it after retrieving the data.

unload

protected void unload(@NonNull K key)

load

public void load(@NonNull T data)

peek

public @Nullable T peek(@NonNull K identifier)

exists

public boolean exists(K identifier)

getData

public @Nullable T getData(@NonNull K identifier)

size

public int size()

getLoadedData

public Collection<T> getLoadedData()

peekAllData

public Collection<T> peekAllData()