Let’s imagine a situation where we want to write a pure Java application that must download files from a remote computer running an FTP server. We also want to filter downloads on the basis of remote ...

A Java Archive, or JAR file, contains all of the various components that make up a self-contained, executable Java application, deployable Java applet or, most commonly, a Java library to which any ...

Apache Commons IO provides a set of utilities for working with the file system that can be helpful in preventing path traversal vulnerabilities. The FilenameUtils class contains methods for ...