【文件尾部追加内容】

文件尾部追加内容

    public static void main(String[] args) throws IOException {
        FileWriter fileWriter = null;
        BufferedWriter bufferedWriter = null;
        try {
            fileWriter = new FileWriter("C:\\Users\\seczone\\Desktop\\miam.txt", true);
            bufferedWriter = new BufferedWriter(fileWriter, 1);
            //int sz可以是大于0的任意值，输出缓冲区大小，正整数，太小效率慢，太大有可能会内存溢出
            bufferedWriter.write("context");
            bufferedWriter.flush();
        } finally {
            //释放资源，避免占用
            if (fileWriter != null) {
                fileWriter.close();
            }
            if (bufferedWriter != null) {
                bufferedWriter.close();
            }
        }
    }