将字符串转换为二进制，然后反向转换 [英] converting a string into binary and then its reverse

问题描述

我需要一些帮助.
我在编码时遇到了一些问题.
我想通过jfilechooser将文件作为输入.
然后，我想将此文件内容转换为二进制值，对其进行一些操作.然后将其转换回原始文件...

I need some help.
I''m facing some problem in coding.
I want to take file as input through jfilechooser.
Then I want to convert this file content into binary value, apply some operations on it. And then converting it back into the original file...

推荐答案

您需要使用给定的文件名(jfilechooser.getSelectedFile().getName())读取文件，并使用FileInputStream读取文件并使用FileOutputStream将其写回.请查看该链接以获取更多信息.
http://docs.oracle.com/javase/tutorial/essential/io/ [ ^ ]

祝你好运！

You need to read file using the given filename (jfilechooser.getSelectedFile().getName()) and read it using FileInputStream and write it back using FileOutputStream. Have a look at the link for more info.
http://docs.oracle.com/javase/tutorial/essential/io/[^]

Good luck!

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