How do I save an image, or text file for later use?

Question

如何保存图像或文本文件以备后用？（编写和创建文件）

Answer 1

Use FileOutputStreams. Images should be written in binary mode.(DataOutput/InputStream) Search engines provide you several matches like: http://www.roseindia.net/java/example/java/io/java-write-to-file.shtml

Answer 2

You can take a look at this tutorial for writing to files and this tutorial for Java Serialization . You can also use Google to find tutorials about what you need to do.