Package org.craftercms.core.cache.impl

Class CacheItemImpl

java.lang.Object

org.craftercms.core.cache.impl.CacheItemImpl

All Implemented Interfaces:

CacheItem

public class CacheItemImpl
extends Object
implements CacheItem

Default implementation of CacheItem.

Author:

Sumer Jabri, Alfonso Vásquez

Field Summary

Fields

Modifier and Type	Field	Description
protected Object	key
protected CacheLoader	loader
protected Object[]	loaderParams
protected String	scope
protected long	ticksAtCreation
protected long	ticksToExpire
protected long	ticksToRefresh
protected Object	value

Fields inherited from interface org.craftercms.core.cache.CacheItem

NEVER_EXPIRE, NEVER_REFRESH

Constructor Summary

Constructors

Constructor	Description
CacheItemImpl(String scope, long ticksAtCreation, Object key, Object value, long ticksToExpire, long ticksToRefresh, CacheLoader loader, Object[] loaderParams)	Value constructor.

Method Summary

Modifier and Type	Method	Description
boolean	equals(Object o)	Returns true if the specified CacheItemImpl's and this instance's key and scope are equal.
Object	getKey()	Returns the item's key, used to identify the item within the cache.
CacheLoader	getLoader()	Returns the CacheLoader used to refresh this item.
Object[]	getLoaderParams()	Returns the additional parameters required by the CacheLoader.load(Object...) method.
String	getScope()	Returns the item's scope.
long	getTicksAtCreation()	Returns the number of ticks that had passed at the moment the item was created.
long	getTicksToExpire()	Returns the number of ticks that are required for the item to expire.
long	getTicksToRefresh()	Returns the number of ticks the are required for the item to be refreshed.
Object	getValue()	Returns the item's value.
int	hashCode()
boolean	isExpired(long currentTicks)	Returns true if the item has expired according to the number of ticks specified.
boolean	needsRefresh(long currentTicks)	Returns true if the item needs to be refreshed according to the number of ticks specified.
String	toString()

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Detail

scope

protected final String scope

ticksAtCreation

protected final long ticksAtCreation

key

protected final Object key

value

protected final Object value

ticksToExpire

protected final long ticksToExpire

ticksToRefresh

protected final long ticksToRefresh

loader

protected final CacheLoader loader

loaderParams

protected final Object[] loaderParams

Constructor Detail

CacheItemImpl

public CacheItemImpl(String scope,
                     long ticksAtCreation,
                     Object key,
                     Object value,
                     long ticksToExpire,
                     long ticksToRefresh,
                     CacheLoader loader,
                     Object[] loaderParams)

Value constructor.

Method Detail

getScope

public String getScope()

Returns the item's scope.

Specified by:

getScope in interface CacheItem

getKey

public Object getKey()

Returns the item's key, used to identify the item within the cache.

Specified by:

getKey in interface CacheItem

getValue

public Object getValue()

Returns the item's value.

Specified by:

getValue in interface CacheItem

getTicksAtCreation

public long getTicksAtCreation()

Returns the number of ticks that had passed at the moment the item was created.

Specified by:

getTicksAtCreation in interface CacheItem

getTicksToExpire

public long getTicksToExpire()

Returns the number of ticks that are required for the item to expire.

Specified by:

getTicksToExpire in interface CacheItem

getTicksToRefresh

public long getTicksToRefresh()

Returns the number of ticks the are required for the item to be refreshed.

Specified by:

getTicksToRefresh in interface CacheItem

getLoader

public CacheLoader getLoader()

Returns the CacheLoader used to refresh this item.

Specified by:

getLoader in interface CacheItem

getLoaderParams

public Object[] getLoaderParams()

Returns the additional parameters required by the CacheLoader.load(Object...) method.

Specified by:

getLoaderParams in interface CacheItem

isExpired

public boolean isExpired(long currentTicks)

Returns true if the item has expired according to the number of ticks specified.

Specified by:

isExpired in interface CacheItem

Parameters:

currentTicks - the current number of ticks

Returns:

true if the item has expired according to the number of ticks specified, false otherwise

needsRefresh

public boolean needsRefresh(long currentTicks)

Returns true if the item needs to be refreshed according to the number of ticks specified.

Specified by:

needsRefresh in interface CacheItem

Parameters:

currentTicks - the current number of ticks

Returns:

true if the item needs to be refreshed according to the number of ticks specified, false otherwise

equals

public boolean equals(Object o)

Returns true if the specified CacheItemImpl's and this instance's key and scope are equal.

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

toString

public String toString()

Overrides:

toString in class Object