www.jfree.org

Take a look here: http://www.jfree.org/jfreechart/jdiff/changes.html

There were some major changes between 0.9.8 and 0.9.9.
There is some information here: http://www.jfree.org/jfreechart/jdiff/changes.html

There were some API changes in this area recently. See http://www.jfree.org/jfreechart/jdiff/changes.html for details.

Rob

Using Tomcat (and other servlet engines), you should be able to put the jfreechart jar file in the WEB-INF/lib directory of your web application. You don't need to change any classpath settings as jar files in this folder are automatically added to the classpath.