努力学习第六天

单词接龙

  public void wordWrite(int index, String path) throws Exception
    {
        MyFile file = new MyFile();
        BufferedWriter bf = file.put(path);
        wordsList.add(words.get(index));

        try
        {
            for (String string : words)
            {
                if (compare(wordsList.get(wordsList.size() - 1), string))
                {
                    wordsList.add(string);
                    bf.append(string);
                    bf.newLine();
                }
            }
            bf.close();
        } catch (IOException e)
        {
            // TODO 自动生成的 catch 块
            e.printStackTrace();
        }

        if (wordsList.size() <= 1)
        {
            throw new Exception("文件内无单词链");
        }
    }