dom4j生成XML

    Dom4J小程序1.      package WildCat.Xml.Dom4j;            import java.io.FileOutputStream;      import java.io.IOException;            import org.dom4j.Document;      import org.dom4j.DocumentHelper;      import org.dom4j.Element;      import org.dom4j.io.OutputFormat;      import org.dom4j.io.XMLWriter;            public class Dom4J1_1 {                /**           * @param args           * @throws IOException            */          public static void main(String[] args) throws IOException {      //      //创建文档  第一种方式      //      Document document=DocumentHelper.createDocument();      //      //创建根元素节点      //      Element root=DocumentHelper.createElement("企业名单");      //      document.setRootElement(root);                            //创建文档的第二种方式              Element root=DocumentHelper.createElement("企业名单");                            Document document=DocumentHelper.createDocument(root);              root.addAttribute("地区", "华北");              Element name=root.addElement("名字");              Element address=root.addElement("地址");              Element tel=root.addElement("电话");              name.addText("WildCat科技有限公司");              address.addText("烟台");              tel.addText("18253576788");              //输出到命令行              XMLWriter writer=new XMLWriter();                            writer.write(document);              //输入硬盘              OutputFormat format=new OutputFormat("  ",true);                            XMLWriter writer2=new XMLWriter(new FileOutputStream("企业名单.xml"),format);                            writer2.write(document);                                                                        }            }      小程序2：      package WildCat.Xml.Dom4j;            import java.io.File;      import java.util.Iterator;      import java.util.List;            import org.dom4j.Document;      import org.dom4j.DocumentException;      import org.dom4j.Element;      import org.dom4j.io.SAXReader;            public class Dom4JTest1_2 {                /**           * @param args           *            * 通过DOM4J读取XML           * @throws DocumentException            */          public static void main(String[] args) throws DocumentException {              //              SAXReader reader=new SAXReader();              Document document=reader.read(new File("企业名单.xml"));              Element root=document.getRootElement();              System.out.println(root.getName());              //List ChildList=root.elements();              System.out.println(root.attributeValue("地区"));              for (Iterator iter=root.elementIterator();iter.hasNext();)              {                  Element e=(Element)iter.next();                  System.out.println(e.getName()+":"+e.getStringValue());                                                  }                                                    }            }