MultipartFile Temporary File transfer files

 Where file is the file MultipartFile

File file2 = File.createTempFile(UUID.randomUUID().toString(), "tmp");
file.transferTo(file2);
file2.deleteOnExit();

The main method of the above meanings:

1、

createTempFile(String prefix, String suffix)；

Create an empty file in the default temporary-file directory, using the given prefix and suffix to generate its name. The default save path is: C: \ Documents and Settings \ Administrator \ Local Settings \ Temp.

There overloaded methods:

createTempFile(String prefix, String suffix, File directory)；

Create a file in the specified file.

2、

file.transferTo(file2);

The file (MultipartFile) wrote file2 (File).

3、

file2.deleteOnExit();

Delete the file when the JVM exits. You can also callfile.delete();立即删除文件。