Java dynamically uploads multiple files and solves the problem of file name duplication

This article is divided into two aspects:

1、 Java to dynamically upload multiple files

2、 Solve the problem of file renaming Java

For your reference, the specific contents are as follows

1. Dynamically upload multiple files

Traverse all files to upload

2. Solve the problem of duplicate file names

The above realizes Java multi file upload and solves the problem of file name duplication. I hope it will be helpful to everyone's learning.