Code example for File

Methods: listFiles

    protected List<File> findAllImageFiles() {
        return Arrays.asList(assetsDir.listFiles(filter));
    protected File findBiggestImageFile() {
        List<File> allImages = findAllImageFiles();
        if (allImages.isEmpty())
            return null; 
        Collections.sort(allImages, comparator);
        // copy only images that are bigger than x bytes 
        List<File> allImages2 = new ArrayList<File>(allImages.size());
        for (File file : allImages) {
            if (file.length() > getMinSizeInBytes()) {
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