PSI
· Phunctional System integration is a utility library to provide a simplified testing harness for automated Web Application testing. This particulare artifact is a Maven utility, creating a unifed package for the testing harness. Over time this should probably begin to contain useful utilities to the end user.
Download JD-GUI to open JAR file and explore Java source code file (.class .java)
Click menu "File → Open File..." or just drag-and-drop the JAR file in the JD-GUI window psi-2.4.jar file.
Once you open a JAR file, all the java classes in the JAR file will be displayed.
