Automation of an Excel application, workbooks, worksheets, etc. This is the core functionality of JExcel library which provides access to Excel applications, workbooks, worksheets, ranges and cells.

　　Embedding a workbook in a Java Swing application. JExcel provides the JWorkbook component that allows you to embed an Excel workbook in a Java Swing application as an ordinary Swing component.

　　Handling Excel workbook or worksheet events. Workbook and Worksheet JExcel classes allow adding listeners for the events generated by a workbook or worksheet as well as event handlers to affect the application behavior.

　　Working with native peers. Native peers are provided to allow you to add custom functionality based on JExcel.