com.nostra13.universalimageloader.utils.MemoryCacheUtils Java Examples

private void initEmptyFieldsWithDefaultValues() {
    if (this.taskExecutor == null) {
        this.taskExecutor = DefaultConfigurationFactory.createExecutor(this.threadPoolSize, this.threadPriority, this.tasksProcessingType);
    } else {
        this.customExecutor = true;
    }
    if (this.taskExecutorForCachedImages == null) {
        this.taskExecutorForCachedImages = DefaultConfigurationFactory.createExecutor(this.threadPoolSize, this.threadPriority, this.tasksProcessingType);
    } else {
        this.customExecutorForCachedImages = true;
    }
    if (this.diskCache == null) {
        if (this.diskCacheFileNameGenerator == null) {
            this.diskCacheFileNameGenerator = DefaultConfigurationFactory.createFileNameGenerator();
        }
        this.diskCache = DefaultConfigurationFactory.createDiskCache(this.context, this.diskCacheFileNameGenerator, this.diskCacheSize, this.diskCacheFileCount);
    }
    if (this.memoryCache == null) {
        this.memoryCache = DefaultConfigurationFactory.createMemoryCache(this.memoryCacheSize);
    }
    if (this.denyCacheImageMultipleSizesInMemory) {
        this.memoryCache = new FuzzyKeyMemoryCache(this.memoryCache, MemoryCacheUtils.createFuzzyKeyComparator());
    }
    if (this.downloader == null) {
        this.downloader = DefaultConfigurationFactory.createImageDownloader(this.context);
    }
    if (this.decoder == null) {
        this.decoder = DefaultConfigurationFactory.createImageDecoder(this.writeLogs);
    }
    if (this.defaultDisplayImageOptions == null) {
        this.defaultDisplayImageOptions = DisplayImageOptions.createSimple();
    }
}
 

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);

    setContentView(R.layout.activity_thumb_view);

    final DisplayImageOptions thumbOptions = new DisplayImageOptions.Builder().cacheInMemory(true).build();
    final ImageLoader imageLoader = Global.getImageLoader(getApplicationContext());

    final ViewGroup root = (ViewGroup) findViewById(R.id.root);
    int l = root.getChildCount();
    for (int i = 0; i < l; i++) {
        final int fi = i;
        final ImageView thumb = (ImageView) ((ViewGroup) root.getChildAt(i)).getChildAt(0);
        final ImageViewAware thumbAware = new ImageViewAware(thumb);
        final String url = Global.getTestImage(i).getThumb(100, 100).url;
        imageLoader.displayImage(url, thumbAware, thumbOptions);
        thumb.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                Intent intent = new Intent(ThumbViewActivity.this, PicViewActivity.class);
                intent.putExtra("image", Global.getTestImage(fi));
                ImageSize targetSize = new ImageSize(thumbAware.getWidth(), thumbAware.getHeight());
                String memoryCacheKey = MemoryCacheUtils.generateKey(url, targetSize);
                intent.putExtra("cache_key", memoryCacheKey);
                Rect rect = new Rect();
                thumb.getGlobalVisibleRect(rect);
                intent.putExtra("rect", rect);
                intent.putExtra("scaleType", thumb.getScaleType());
                startActivity(intent);
            }
        });
    }
}
 

@Override
public void onLoadingComplete(String imageUri, View view, Bitmap loadedImage) {
    if (view == null) return;

    Object tag = view.getTag(R.id.tag_image);
    if (enableDebugLog) FLog.d("tag: %s", tag);

    if (tag != null && tag instanceof String) {
        String actualUri = tag.toString();

        File pngFile = AssistUtil.getCopiedFile(context, actualUri);

        if (pngFile == null) {
            if (enableDebugLog) FLog.w("Can't locate the file!!! %s", actualUri);

        } else if (pngFile.exists()) {
            boolean isApng = AssistUtil.isApng(pngFile);

            if (isApng) {
                if (enableDebugLog) FLog.d("Setup apng drawable");
                ApngDrawable drawable = new ApngDrawable(context, loadedImage, Uri.fromFile(pngFile));
                ((ImageView) view).setImageDrawable(drawable);
            } else {
                ((ImageView) view).setImageBitmap(loadedImage);
            }

        } else {
            if (enableDebugLog) FLog.d("Clear cache and reload");
            MemoryCacheUtils.removeFromCache(actualUri, ApngImageLoader.getInstance().getMemoryCache());
            DiskCacheUtils.removeFromCache(actualUri, ApngImageLoader.getInstance().getDiskCache());

            ApngImageLoader.getInstance().displayImage(actualUri, (ImageView) view, this);
        }
    }

    if (shouldForward()) callback.onLoadFinish(true, imageUri, view);
}
 

public void displayImage(String uri, ImageAware imageAware, DisplayImageOptions options, ImageLoadingListener listener, ImageLoadingProgressListener progressListener) {
    checkConfiguration();
    if (imageAware == null) {
        throw new IllegalArgumentException(ERROR_WRONG_ARGUMENTS);
    }
    if (listener == null) {
        listener = this.emptyListener;
    }
    if (options == null) {
        options = this.configuration.defaultDisplayImageOptions;
    }
    if (TextUtils.isEmpty(uri)) {
        this.engine.cancelDisplayTaskFor(imageAware);
        listener.onLoadingStarted(uri, imageAware.getWrappedView());
        if (options.shouldShowImageForEmptyUri()) {
            imageAware.setImageDrawable(options.getImageForEmptyUri(this.configuration.resources));
        } else {
            imageAware.setImageDrawable(null);
        }
        listener.onLoadingComplete(uri, imageAware.getWrappedView(), null);
        return;
    }
    ImageSize targetSize = ImageSizeUtils.defineTargetSizeForView(imageAware, this.configuration.getMaxImageSize());
    String memoryCacheKey = MemoryCacheUtils.generateKey(uri, targetSize);
    this.engine.prepareDisplayTaskFor(imageAware, memoryCacheKey);
    listener.onLoadingStarted(uri, imageAware.getWrappedView());
    Bitmap bmp = (Bitmap) this.configuration.memoryCache.get(memoryCacheKey);
    if (bmp == null || bmp.isRecycled()) {
        if (options.shouldShowImageOnLoading()) {
            imageAware.setImageDrawable(options.getImageOnLoading(this.configuration.resources));
        } else if (options.isResetViewBeforeLoading()) {
            imageAware.setImageDrawable(null);
        }
        LoadAndDisplayImageTask displayTask = new LoadAndDisplayImageTask(this.engine, new ImageLoadingInfo(uri, imageAware, targetSize, memoryCacheKey, options, listener, progressListener, this.engine.getLockForUri(uri)), defineHandler(options));
        if (options.isSyncLoading()) {
            displayTask.run();
            return;
        } else {
            this.engine.submit(displayTask);
            return;
        }
    }
    L.d(LOG_LOAD_IMAGE_FROM_MEMORY_CACHE, memoryCacheKey);
    if (options.shouldPostProcess()) {
        ProcessAndDisplayImageTask displayTask2 = new ProcessAndDisplayImageTask(this.engine, bmp, new ImageLoadingInfo(uri, imageAware, targetSize, memoryCacheKey, options, listener, progressListener, this.engine.getLockForUri(uri)), defineHandler(options));
        if (options.isSyncLoading()) {
            displayTask2.run();
            return;
        } else {
            this.engine.submit(displayTask2);
            return;
        }
    }
    options.getDisplayer().display(bmp, imageAware, LoadedFrom.MEMORY_CACHE);
    listener.onLoadingComplete(uri, imageAware.getWrappedView(), bmp);
}
 

public List getMemoryCache(String s)
{
    return MemoryCacheUtils.findCachedBitmapsForImageUri(s, b.getMemoryCache());
}
 

public void removeImageCache(String s)
{
    MemoryCacheUtils.removeFromCache(s, b.getMemoryCache());
    DiskCacheUtils.removeFromCache(s, b.getDiscCache());
}