Integrating and Extending BIRT

Chapter 9. Using Java to Write an Event Handler

Creating a Java event handler is more complex than creating a JavaScript event handler. You cannot type Java code directly in BIRT Report Designer.

To create a Java event handler class, compile the source for the Java class and make the class visible to BIRT. Creating a Java event handler for BIRT is simplified, however, by the fact that Eclipse is a robust Java development environment and supports integrating a Java project with a BIRT project.

Writing a Java event handler class

To provide one or more Java event handlers for a scriptable BIRT element, create one class that contains all the Java event handlers for that element. Creating a class that contains event handler methods for more than one ...