List .zip directories without extracting

Question

I am building a file explorer in Java and I am listing the files/folders in JTrees. What I am trying to do now is when I get to a zipped folder I want to list its contents,

Answer 1

For handling ZIP files you can use class ZipFile. It has method entries() which returns list of entries contained within ZIP file. This information is contained in the ZIP header and extraction is not required.