eclipse 没有输出

Question

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

<addresslist>

<name>李兴华</name>

</addresslist>

import java.io.* ;

import org.w3c.dom.* ;

import javax.xml.parsers.* ;

public class wwee {

public static void main(String args[]) throws Exception {

// 取得DocumentBuilderFactory类的对象

DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance() ;

// 取得DocumentBuilder类的对象

DocumentBuilder build = factory.newDocumentBuilder()  ;

Document doc = build.parse("123.xml") ;

NodeList nl = doc.getElementsByTagName("name") ;

// 输出节点

System.out.println("姓名：" + nl.item(0).getFirstChild().getNodeValue()) ;

}

}