Dom解析xml
阿新 • • 發佈:2017-05-10
文本 system unit exc style exception book.xml log port
1 package cn.pinnsvin; 2 3 import javax.xml.parsers.DocumentBuilder; 4 import javax.xml.parsers.DocumentBuilderFactory; 5 6 import org.junit.Test; 7 import org.w3c.dom.Document; 8 import org.w3c.dom.Node; 9 import org.w3c.dom.NodeList; 10 11 //Dom解析Xml 12 public class DomParseTest { 13 14@Test 15 public void domParse() throws Exception{ 16 //獲取DocumentBuilderFactory 17 DocumentBuilderFactory builderFactory = DocumentBuilderFactory.newInstance(); 18 //獲取DocumentBuilder 19 DocumentBuilder documentBuilder = builderFactory.newDocumentBuilder(); 20 //通過documentBuilder解析xml文檔獲得Document對象 21 Document document = documentBuilder.parse("book.xml"); 22 //通過元素的名字可以找到元素的集合 23 NodeList nodeList = document.getElementsByTagName("書名"); 24 //找到第二個元素 25 Node node = nodeList.item(1); 26 //讀出對應節點的文本內容 27 String content = node.getTextContent();28 System.out.println(content); 29 } 30 }
Dom解析xml