com.nostra13.universalimageloader.cache.memory

Class LimitedMemoryCache

java.lang.Object

com.nostra13.universalimageloader.cache.memory.BaseMemoryCache

com.nostra13.universalimageloader.cache.memory.LimitedMemoryCache

All Implemented Interfaces:

MemoryCache

Direct Known Subclasses:

FIFOLimitedMemoryCache, LargestLimitedMemoryCache, LRULimitedMemoryCache, UsingFreqLimitedMemoryCache

public abstract class LimitedMemoryCache
extends BaseMemoryCache

Limited cache. Provides object storing. Size of all stored bitmaps will not to exceed size limit ( getSizeLimit()).

NOTE: This cache uses strong and weak references for stored Bitmaps. Strong references - for limited count of Bitmaps (depends on cache size), weak references - for all other cached Bitmaps.

Since:

1.0.0

Author:

Sergey Tarasevich (nostra13[at]gmail[dot]com)

See Also:

BaseMemoryCache

Constructor Summary

Constructors

Constructor and Description
LimitedMemoryCache(int sizeLimit)

Method Summary

Methods

Modifier and Type	Method and Description
void	clear() Remove all items from cache
protected abstract int	getSize(android.graphics.Bitmap value)
protected int	getSizeLimit()
boolean	put(String key, android.graphics.Bitmap value) Puts value into cache by key
android.graphics.Bitmap	remove(String key) Removes item by key
protected abstract android.graphics.Bitmap	removeNext()

Methods inherited from class com.nostra13.universalimageloader.cache.memory.BaseMemoryCache

createReference, get, keys

Methods inherited from class java.lang.Object

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

Constructor Detail

LimitedMemoryCache

public LimitedMemoryCache(int sizeLimit)

Parameters:

sizeLimit - Maximum size for cache (in bytes)

Method Detail

put

public boolean put(String key,
          android.graphics.Bitmap value)

Description copied from interface: MemoryCache

Puts value into cache by key

Specified by:

put in interface MemoryCache

Overrides:

put in class BaseMemoryCache

Returns:

true - if value was put into cache successfully, false - if value was not put into cache

remove

public android.graphics.Bitmap remove(String key)

Description copied from interface: MemoryCache

Removes item by key

Specified by:

remove in interface MemoryCache

Overrides:

remove in class BaseMemoryCache

clear

public void clear()

Description copied from interface: MemoryCache

Remove all items from cache

Specified by:

clear in interface MemoryCache

Overrides:

clear in class BaseMemoryCache

getSizeLimit

protected int getSizeLimit()

getSize

protected abstract int getSize(android.graphics.Bitmap value)

removeNext

protected abstract android.graphics.Bitmap removeNext()