Example usage for android.support.v4.util LruCache LruCache

Introduction

In this page you can find the example usage for android.support.v4.util LruCache LruCache.

Prototype

public LruCache(int maxSize)

Source Link

Usage

From source file:com.dv.BitMap.Native.DvNativeImageLoader.java

private DvNativeImageLoader() {

    // ??/*from   w  w w  .  j  a  va2  s  .  c o  m*/
    final int maxMemory = (int) (Runtime.getRuntime().maxMemory() / 1024);

    // 1/4?
    final int cacheSize = maxMemory / 4;

    mMemoryCache = new LruCache<String, Bitmap>(cacheSize) {

        // ???
        @Override
        protected int sizeOf(String key, Bitmap bitmap) {
            return bitmap.getRowBytes() * bitmap.getHeight() / 1024;
        }
    };
}

From source file:com.zion.adapter.CachedImageCursorAdapter.java

public CachedImageCursorAdapter(Context context, Cursor cursor, boolean autoRequery) {
    super(context, cursor, autoRequery);

    this.context = context;

    // Get memory class of this device, exceeding this amount will throw an OutOfMemory exception.
    final int maxMemory = (int) (Runtime.getRuntime().maxMemory() / 1024);

    // Use 1/8th of the available memory for this memory cache.
    this.memoryCache = new LruCache<String, Bitmap>(maxMemory / 8) {
        protected int sizeOf(String key, Bitmap bitmap) {
            // The cache size will be measured in bytes rather than number of items.
            return bitmap.getRowBytes() * bitmap.getHeight();
        }//  ww  w  .j a  v  a2s.  c  o m
    };
}

From source file:cc.softwarefactory.lokki.android.MainApplication.java

@Override
public void onCreate() {

    Log.e(TAG, "Lokki started component");

    loadSetting();//from w w  w  .ja  va 2s. c  o m

    locationDisabledPromptShown = false;

    final int maxMemory = (int) (Runtime.getRuntime().maxMemory() / 1024); // Use 1/8th of the available memory for this memory cache.
    final int cacheSize = maxMemory / 8;
    avatarCache = new LruCache<String, Bitmap>(cacheSize) {
        @Override
        protected int sizeOf(String key, Bitmap bitmap) {
            // The cache size will be measured in kilobytes rather than number of items.
            return (bitmap.getRowBytes() * bitmap.getHeight()) / 1024;
        }
    };

    String iDontWantToSeeString = PreferenceUtils.getString(this, PreferenceUtils.KEY_I_DONT_WANT_TO_SEE);
    if (!iDontWantToSeeString.isEmpty()) {
        try {
            MainApplication.iDontWantToSee = new JSONObject(iDontWantToSeeString);
        } catch (JSONException e) {
            MainApplication.iDontWantToSee = null;
            Log.e(TAG, e.getMessage());
        }
    } else {
        MainApplication.iDontWantToSee = new JSONObject();
    }
    Log.e(TAG, "MainApplication.iDontWantToSee: " + MainApplication.iDontWantToSee);

    if (DEVELOPER_MODE) {

        StrictMode.setThreadPolicy(new StrictMode.ThreadPolicy.Builder().detectAll().penaltyLog().build());

        StrictMode.setVmPolicy(new StrictMode.VmPolicy.Builder().detectLeakedSqlLiteObjects()
                //.detectLeakedClosableObjects()
                .penaltyLog().penaltyDeath().build());
    }

    super.onCreate();
}

From source file:com.crossbow.volley.toolbox.CrossbowImageCache.java

/**
 * @param size - number of byes to use for the cache;
 *//* w  ww  .  j a  va2 s . c  o m*/
protected CrossbowImageCache(int size) {
    imageCache = new LruCache<String, Bitmap>(size) {
        @Override
        protected int sizeOf(String key, Bitmap value) {
            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT) {
                return value.getAllocationByteCount();
            } else {
                return value.getRowBytes() * value.getHeight();
            }
        }
    };
}

From source file:com.dp.chapter01.part1.ImageLoader.java

private void initImageCache() {
    // ?/*from www  .ja  v a 2 s .c o m*/
    final int maxMemory = (int) (Runtime.getRuntime().maxMemory() / 1024);
    // ?4?
    final int cacheSize = maxMemory / 4;
    mImageCache = new LruCache<String, Bitmap>(cacheSize) {

        @Override
        protected int sizeOf(String key, Bitmap bitmap) {
            return bitmap.getRowBytes() * bitmap.getHeight() / 1024;
        }
    };
}

From source file:com.frostwire.android.gui.PeerManager.java

private PeerManager() {
    this.maxPeers = Constants.PEER_MANAGER_MAX_PEERS;
    //this.cacheTimeout = Constants.PEER_MANAGER_CACHE_TIMEOUT;
    this.peerCache = new LruCache<Peer, Peer>(maxPeers);
    this.addressMap = new HashMap<String, Peer>();

    this.peerComparator = new PeerComparator();

    refreshLocalPeer();/* ww  w . j  a  va 2s .  c om*/
}

From source file:com.activeandroid.sebbia.Cache.java

public static synchronized void initialize(Configuration configuration) {
    if (sIsInitialized) {
        Log.v("ActiveAndroid already initialized.");
        return;/*ww w. jav  a 2 s. c o  m*/
    }

    sContext = configuration.getContext();
    sModelInfo = new ModelInfo(configuration);
    sDatabaseHelper = new DatabaseHelper(configuration);

    // TODO: It would be nice to override sizeOf here and calculate the memory
    // actually used, however at this point it seems like the reflection
    // required would be too costly to be of any benefit. We'll just set a max
    // object size instead.
    sEntities = new LruCache<String, Model>(configuration.getCacheSize());

    initializeModelFillers();

    openDatabase();

    sIsInitialized = true;

    Log.v("ActiveAndroid initialized successfully.");
}

From source file:com.raptureinvenice.webimageview.cache.WebImageCache.java

public WebImageCache() {
    mMemCache = new LruCache<String, Bitmap>(cacheSize) {
        @Override/* w  ww.  j  a  v  a  2s . c  om*/
        protected int sizeOf(String key, Bitmap bitmap) {
            return bitmap.getRowBytes() * bitmap.getHeight();
        }
    };
}

From source file:com.kakao.GlobalApplication.java

/**
 * ? ?, ? ?,  ?? ./*w  ww.  j  av a2s .  com*/
 */
@Override
public void onCreate() {
    super.onCreate();
    instance = this;
    SystemInfo.initialize();
    final RequestQueue requestQueue = Volley.newRequestQueue(this);

    ImageLoader.ImageCache imageCache = new ImageLoader.ImageCache() {
        final LruCache<String, Bitmap> imageCache = new LruCache<String, Bitmap>(3);

        @Override
        public void putBitmap(String key, Bitmap value) {
            imageCache.put(key, value);
        }

        @Override
        public Bitmap getBitmap(String key) {
            return imageCache.get(key);
        }
    };

    imageLoader = new ImageLoader(requestQueue, imageCache);
    appKey = Utility.getMetadata(this, APP_KEY_PROPERTY);
}

From source file:org.videolan.myvlc.tool.BitmapCache.java

private BitmapCache() {

    // Get the global context of the application
    Context context = MyVLCApp.getAppContext();

    final int memClass = ((ActivityManager) context.getSystemService(Context.ACTIVITY_SERVICE))
            .getMemoryClass();//from   w  w w .j a va 2  s .  c o m

    // Use 1/5th of the available memory for this memory cache.
    final int cacheSize = 1024 * 1024 * memClass / 5;

    Log.d(TAG, "LRUCache size sets to " + cacheSize);

    mMemCache = new LruCache<String, Bitmap>(cacheSize) {

        @Override
        protected int sizeOf(String key, Bitmap value) {
            return value.getRowBytes() * value.getHeight();
        }

    };
}