java 生成txt文檔 指定編碼格式

java生成txt文檔，指定編碼格式

 /**
     * 寫入txt文件
     *
     * @param result
     * @param fileName
     * @return
     */
    public static boolean writeDataHubData(List<String> result, String fileName) {
        long start = System.currentTimeMillis();
        String filePath = "D:\\export\\txt";
        StringBuffer content = new StringBuffer();
        boolean flag = false;
        BufferedWriter out = null;
        try {
            if (result != null && !result.isEmpty() && StringUtils.isNotEmpty(fileName)) {
                fileName += "_" + System.currentTimeMillis() + ".txt";
                File pathFile = new File(filePath);
                if(!pathFile.exists()){
                    pathFile.mkdirs();
                }
                String relFilePath = filePath + File.separator + fileName;
                File file = new File(relFilePath);
                if (!file.exists()) {
                    file.createNewFile();
                }
                out = new BufferedWriter(new OutputStreamWriter(new FileOutputStream(file), "GBK"));
//                //標題頭
//                out.write("curr_time,link_id,travel_time,speed,reliabilitycode,link_len,adcode,time_stamp,state,public_rec_time,ds");
//                out.newLine();
                for (String info : result) {

                    out.write(info);
                    out.newLine();
                }
                flag = true;
                logger.info("寫入文件耗時：*********************************" + (System.currentTimeMillis() - start) + "毫秒");
            }
        } catch (IOException e) {
            e.printStackTrace();
        } finally {
            if (out != null) {
                try {
                    out.flush();
                    out.close();
                } catch (IOException e) {
                    e.printStackTrace();
                }
            }
            return flag;
        }
    }