in.srain.cube.image

Class ImageDiskCacheProvider

java.lang.Object

in.srain.cube.cache.DiskCacheProvider

in.srain.cube.image.ImageDiskCacheProvider

public class ImageDiskCacheProvider
extends DiskCacheProvider

This class handles disk and memory caching of bitmaps.

Most of the code is taken from the Android best practice of displaying Bitmaps Displaying Bitmaps Efficiently.

Nested Class Summary

Nested classes/interfaces inherited from class in.srain.cube.cache.DiskCacheProvider

DiskCacheProvider.AsyncTaskEventHandler

Field Summary

Fields

Modifier and Type	Field and Description
protected static boolean	DEBUG
protected static java.lang.String	LOG_TAG

Fields inherited from class in.srain.cube.cache.DiskCacheProvider

mDiskCache, TASK_CLOSE_CACHE, TASK_FLUSH_CACHE, TASK_INIT_CACHE

Constructor Summary

Constructors

Constructor and Description
ImageDiskCacheProvider(DiskCache diskCache)

Method Summary

Methods

Modifier and Type	Method and Description
static ImageDiskCacheProvider	createLru(long size, java.io.File path)
java.io.FileInputStream	downloadAndGetInputStream(ImageDownloader imageDownloader, ImageTask imageTask, java.lang.String fileCacheKey, java.lang.String url)
java.io.FileInputStream	getInputStream(java.lang.String key)
long	getSize(java.lang.String key)
void	write(java.lang.String key, android.graphics.Bitmap bitmap) Adds a bitmap to both memory and disk cache

Methods inherited from class in.srain.cube.cache.DiskCacheProvider

closeDiskCacheAsync, createLru, flushDiskCacheAsync, flushDiskCacheAsyncWithDelay, getDiskCache, openDiskCacheAsync, read, setAsyncTaskEventHandler, write

Methods inherited from class java.lang.Object

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

Field Detail

DEBUG

protected static final boolean DEBUG

LOG_TAG

protected static final java.lang.String LOG_TAG

Constructor Detail

ImageDiskCacheProvider

public ImageDiskCacheProvider(DiskCache diskCache)

Method Detail

createLru

public static ImageDiskCacheProvider createLru(long size,
                               java.io.File path)

getSize

public long getSize(java.lang.String key)

getInputStream

public java.io.FileInputStream getInputStream(java.lang.String key)

downloadAndGetInputStream

public java.io.FileInputStream downloadAndGetInputStream(ImageDownloader imageDownloader,
                                                ImageTask imageTask,
                                                java.lang.String fileCacheKey,
                                                java.lang.String url)

write

public void write(java.lang.String key,
         android.graphics.Bitmap bitmap)

Adds a bitmap to both memory and disk cache

Parameters:

key - Unique identifier for the bitmap to store

bitmap - The bitmap to store