java如何简单快速处理xml中的数据

<?xml version="1.0" encoding="utf-8" ?>

<bookstore>

 <book cateGory="COOKING">

   <title lang="en">Everyday Italian</title>

   <author>Giada De Laurentiis</author>

   <year>2005</year>

   <quantity>850</quantity>

   <price>30.00</price>

 </book>

...

</bookstore>

...

File file=new File("/workspace/bookstore.xml");

Document document=new SAXReader().read(file);

public void test(){

List<node> nodes = document.selectNodes("bookstore/book");

for(Node node:nodes){

                 System.out.println(node.getText());

        }

}

...

A