try {
    String line;
        while (line = bufferedReader.readLine()) {
                String[] tmp;
                tmp = line.split(":");
        if(tmp.length < 2) {
            throw new WhateverException();
        }
                words.add(tmp[0]);
                translations.add(tmp[1]);
        }
} finally {
        bufferedReader.close();
        fileReader.close();
}