说明：  在本教程中，您将学习 Ant 这个 Java 项目生成工具。由于其灵活性和易用性，Ant 很快在 Java 开发人员中流行开来，因此您有必要了解关于它的更多信息。
(In this tutorial, you will learn the Ant Java tool for generating projects. Because of its flexibility and ease-of-use, Ant quickly in Java development staff to pop open. So you need to be aware of its more information.)