学步园

package testSort;</p> <p>import javax.xml.parsers.DocumentBuilder;<br /> import javax.xml.parsers.DocumentBuilderFactory;<br /> import javax.xml.transform.Transformer;<br /> import javax.xml.transform.TransformerFactory;<br /> import javax.xml.transform.dom.DOMSource;<br /> import javax.xml.transform.stream.StreamResult;</p> <p>import org.w3c.dom.Document;<br /> import org.w3c.dom.Element;<br /> import org.w3c.dom.Text;</p> <p>/***<br /> *<br /> * 在XML中增加节点<br /> * 在原有的XML文件中，根据节点，添加数据<br /> */<br /> public class TestAddXMLNode<br /> {<br /> public static void main(String[] args)<br /> {<br /> try<br /> {<br /> DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();<br /> DocumentBuilder builder = factory.newDocumentBuilder();</p> <p> // 将给定文件的内容解析为一个 XML 文档，并且返回一个新的 DOM Document 对象。<br /> Document doc = builder.parse("D://links.xml");<br /> doc.normalize();<br /> String name = "JAY";<br /> String sex = "male";<br /> String phone = "22324098";</p> <p> //create an element named "link"<br /> Element link = doc.createElement("link");<br /> //为姓名添加节点<br /> Element linkName = doc.createElement("name");<br /> Text textName = doc.createTextNode(name); //创建给定指定字符串的 Text 节点。<br /> linkName.appendChild(textName);<br /> link.appendChild(linkName);</p> <p> //为性别添加节点<br /> Element linkSex = doc.createElement("sex");<br /> Text txtSex = doc.createTextNode(sex);<br /> linkSex.appendChild(txtSex);<br /> link.appendChild(linkSex);</p> <p> //为电话添加节点<br /> Element linkPhone = doc.createElement("phone");<br /> Text txtPhone = doc.createTextNode(phone);<br /> linkPhone.appendChild(txtPhone);<br /> link.appendChild(linkPhone);</p> <p> doc.getDocumentElement().appendChild(link);//return a root node of document</p> <p> TransformerFactory tFactory = TransformerFactory.newInstance();<br /> Transformer transformer = tFactory.newTransformer();<br /> DOMSource source = new DOMSource(doc);<br /> StreamResult result = new StreamResult(new java.io.File(<br /> "D://links.xml"));<br /> transformer.transform(source, result);<br /> }<br /> catch (Exception e)<br /> {<br /> System.out.println("抛异常了");<br /> }<br /> }</p> <p>}<br />

<?xml version="1.0" encoding="UTF-8"?><links><br /> <link><br /> <name>Java!</name><br /> <sex>male</sex><br /> <phone>2232307</phone><br /> </link><br /> </links>