Java--将数据以文本形式导出

import java.io.*;

public class main {
    private static String fileName = null;
    public static  void main(String[] args){
        fileName = "tmp -" + System.currentTimeMillis() + ".txt";
        while(true){
            writeString("xiao", fileName);
            writeString("xian", fileName);
            writeString("nui", fileName);

            try {
                Thread.sleep(1000);
            } catch (InterruptedException e) {
                e.printStackTrace();
            }
        }

    }


    private static void writeString(String  message, String fileName){
        FileOutputStream fileOutputStream = null;
        try {
            File tmpFile = new File(fileName);
            if (!tmpFile.exists()){
                boolean create = tmpFile.createNewFile();
            }
            fileOutputStream = new FileOutputStream(tmpFile, true);
            fileOutputStream.write(message.getBytes());
            fileOutputStream.write("
".getBytes());

            System.out.println("write - " + message);

        } catch (IOException e) {
            e.printStackTrace();
        }finally {
            if (fileOutputStream != null) {
                try {
                    fileOutputStream.close();
                } catch (IOException e) {
                    e.printStackTrace();
                }
            }
        }}

}

测试结果：

文本输出内容：