The build process is typically one of compiling the source files of a project, running tests, and producing a finished product or products.
In some companies there are whole teams whose sole job is maintaining and updating the build process. In any project of any size, it helps to have a good automated build tool.
Ant
Ant is the first really popular project builder for Java that existed. It is XML-based and requires you to create tasks in XML that can be executed by Ant. An Ant build file is typically named build.xml ...