The testing and publishing tools provides runtime environments where you can test JSP files, servlets, HTML files, Java™ classes and many more artifacts.
You can use the workbench to test and publish resources from many types of projects, here are examples:
After testing your application, you can use the tools to publish the application.
The workbench defines servers to test and publish your projects. Servers are definitions that identify where you want to test your projects. You can either have the development environment create the servers automatically for you, or you can create them using the New Server wizard (right-click in the Servers view and select ).