小编and*_*oid的帖子

我正在使用此代码保存图像:

URL url = null;
            try {
                url = new URL("image");
            } catch (MalformedURLException e1) {
                e1.printStackTrace();
            }
            Bitmap bmp = null;
            try {
                bmp = BitmapFactory.decodeStream(url.openConnection().getInputStream());
            } catch (IOException e1) {
                e1.printStackTrace();
            }
            OutputStream output;
            File filepath = Environment.getExternalStorageDirectory();
            File dir = new File(filepath.getAbsolutePath() + "/folder name/");
            dir.mkdirs();
            File file = new File(dir, image + ".png");
            Toast.makeText(HomeActivity.this, "Image Saved to SD Card", Toast.LENGTH_SHORT).show();
            try {

                output = new FileOutputStream(file);
                bmp.compress(Bitmap.CompressFormat.PNG, 100, output);
                output.flush();
                output.close();

            }

            catch (Exception e) { …