IconsManager.java 文件源码

private void cacheStoreDrawable(String key, Bitmap bitmap) {
    if (isDrawableInCache(key)) return;
    File drawableFile = cacheGetFileName(key);
    try (FileOutputStream fos = new FileOutputStream(drawableFile)) {
        bitmap.compress(CompressFormat.PNG, 100, fos);
        fos.flush();
        fos.close();
    } catch (Exception e) {
       e.printStackTrace();
    }
}