Method copy

src/plugins/sdcard/src/android/SDcard.java:819–846

(String src, String dest, final CallbackContext callback)

  }

  private void copy(String src, String dest, final CallbackContext callback) {
    final String splittedStr[] = src.split(SEPARATOR, 2);
    final String srcUri = splittedStr[0];
    final String srcId = splittedStr[1];
    final String destId = dest.split(SEPARATOR, 2)[1];

    cordova
      .getThreadPool()
      .execute(
        new Runnable() {
          @Override
          public void run() {
            try {
              Uri newUri = copy(srcUri, srcId, destId);
              if (newUri == null) {
                callback.error("Unable to copy " + src);
              } else {
                callback.success(
                  srcUri + SEPARATOR + DocumentsContract.getDocumentId(newUri)
                );
              }
            } catch (Exception e) {
              callback.error(e.toString());
            }
          }
        }
      );
  }

  private Uri copy(String root, String srcId, String destId)
    throws IOException, FileNotFoundException {