import java.io.File;
import java.util.ArrayList;
public class Main{
/**
* Recursively list all files within a directory and sub directories
* @param f File to search
* @param files List of files found
*/
public static void listFiles(File f, ArrayList<File> files) {
File[] fs = f.listFiles();
for (File file : fs) {
if (file.isFile() && file.getPath().endsWith(".jar")) {
files.add(file);
} else if (file.isDirectory()){
listFiles(file, files);
}
}
}
}