Java之Dom4J（Read ）

package anby.com;

import java.util.Iterator;

public class Dom4JRead {

	public static void main(String[] args) throws DocumentException {
	 //Dom4JReader();
	 
	 SAXReader saxreader=new SAXReader();
	 Document doc=saxreader.read("Book.xml");
	 Node node =doc.selectSingleNode("//book[@id='boo1']");
	Element  ele=(Element)node;
	String titile=ele.elementText("titile");
	 System.out.println(titile);//呐喊
    }

	public static void Dom4JReader() throws DocumentException {
		SAXReader reader=new SAXReader();
		Document document=reader.read("Book.xml")	;//获取dom到内存
	   Element root=	document.getRootElement();//获取根元素
	   Iterator i=root.elementIterator(); //使用迭代器
		while (i.hasNext())
			{
			  Element ele=(Element)i.next();    //迭代取出Element
			  Attribute attribute=  ele.attribute("id");//获取id属性
			  System.out.println( attribute.getValue());
			  //取出ele中的元素
			   Iterator it=ele.elementIterator();
			   while(it.hasNext())
			   {
				   Element childEle=(Element)it.next();//迭代元素
				  System.out.println( childEle.getText());//获取ChildEle中文本内容
			   }
			}
	}
}
//result:
//boo1
//呐喊
//18
//boo2
//彷徨
//15