How to obtain the document object

Graphic process

Code

@Test
	public void test1() throws Exception {
		File file=new File("E:\\newjavacode\\XMLandDOM\\src\\Dom\\Contact.xml");
		DocumentBuilderFactory factory=DocumentBuilderFactory.newInstance();
		DocumentBuilder builder=factory.newDocumentBuilder();
		Document document=builder.parse(file);//获得整个文档的doc对象,注意导入的包是w3c下的包
		System.out.println(document);
	}