Method copyFile

src/plugins/sdcard/src/android/SDcard.java:894–923

(DocumentFile src, DocumentFile dest)

  }

  private Uri copyFile(DocumentFile src, DocumentFile dest)
    throws IOException, FileNotFoundException {
    ContentResolver contentResolver = this.context.getContentResolver();

    Uri newFileUri = DocumentsContract.createDocument(
      contentResolver,
      dest.getUri(),
      src.getType(),
      src.getName()
    );
    DocumentFile newFile = getFile(newFileUri);
    InputStream is = contentResolver.openInputStream(src.getUri());
    OutputStream os = contentResolver.openOutputStream(newFile.getUri(), "rwt");

    if (is == null || os == null) {
      DocumentsContract.deleteDocument(contentResolver, newFileUri);
      return null;
    }

    IOUtils.copy(is, os);

    is.close();
    os.close();

    if (src.length() == newFile.length()) return newFile.getUri();
    else {
      DocumentsContract.deleteDocument(contentResolver, newFileUri);
      return null;
    }
  }

  private void listDir(String src, String parentId, CallbackContext callback) {
    cordova