Java로 파일을 작성할 때 잘못된 문자를 해결하는 방법

/**
     * 
     * @Title: writeFile
     * @Description: 写文件
     * @param @param filePath 文件路径
     * @param @param fileContent    文件内容
     * @return void    返回类型
     * @throws
     */
    public static void writeFile(String filePath, String fileContent) {
        try {
            File f = new File(filePath);
            if (!f.exists()) {
                f.createNewFile();
            }
            OutputStreamWriter write = new OutputStreamWriter(new FileOutputStream(f), "UTF-8");
            BufferedWriter writer = new BufferedWriter(write);
            writer.write(fileContent);
            writer.close();
        } catch (Exception e) {
            System.out.println("写文件内容操作出错");
            e.printStackTrace();
        }
    }