View Java Class Source Code in JAR file
- 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 jasperreports-fastexcel-6.20.6.jar file.
Once you open a JAR file, all the java classes in the JAR file will be displayed.
net.sf.jasperreports.fastexcel
├─ net.sf.jasperreports.fastexcel.FastExcelDataSource.class - [JAR]
├─ net.sf.jasperreports.fastexcel.FastExcelDataSourceFactory.class - [JAR]