Integrating and Extending BIRT

Chapter 10 Using Java to Write an Event Handler

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

To create a Java event handler class, you must compile the source for the Java class and make certain that the class is 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

When you provide one or more Java event handlers for a scriptable BIRT element, you must create one class that contains all the Java event handlers for that element. Creating ...