XmlService.java

package com.coderising.litestruts.xml.read;


import java.io.File;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

import org.dom4j.Attribute;
import org.dom4j.Document;
import org.dom4j.Element;
import org.dom4j.io.SAXReader;

public class XmlService {
	
	 private File file;  
	
	 public static Map map = new HashMap();
	 
	 public XmlService() {  
	        file = new File("E:/2017learn/coding2017/group19/2558178127/src/com/coderising/litestruts/struts.xml");
	  
	    }  
	 
	    public Document getDocument() {  
	        SAXReader reader = new SAXReader();  
	  
	        Document document = null;  
	  
	        try {  
	            document = reader.read(file);  
	        } catch (Exception e) {  
	  
	            e.printStackTrace();  
	        }  
	        return document;  
	    }  
	  
	        //读取xml  
	    public void readDocument() {  
	  
	        List<Element> sonElementList = getDocument().getRootElement().elements();  
	  
	        Element root = getDocument().getRootElement();
	        getElement(sonElementList);  
	  System.out.println(map);
	    }  
	  
	    private List list = new ArrayList();
	    
	    private void getElement(List<Element> sonElemetList) {  
	        for (Element sonElement : sonElemetList) {  
	                if (sonElement.elements().size() != 0) {  
	                    	getNodes(sonElement,list);
	                    getElement(sonElement.elements());  
	                }else{
	                	getNodes(sonElement,list);
	                    System.out.println(sonElement.getName() + ":"+ sonElement.getText());  
	                }  
	                
	  
	        }  
	    }  
	  
	    public void getNodes(Element node,List pname){  
	        //当前节点的名称、文本内容和属性  
	        System.out.println("当前节点名称："+node.getName());//当前节点名称  
	        System.out.println("当前节点的内容："+node.getTextTrim());//当前节点内容  
	        List<Attribute> listAttr=node.attributes();//当前节点的所有属性的list
	        String classValue="";
	        for(Attribute attr:listAttr){//遍历当前节点的所有属性  
	            String name=attr.getName();//属性名称  
	            String value=attr.getValue();//属性的值  
	            System.out.println("属性名称："+name+"属性值："+value);
	           if("login".equals(value) || "logout".equals(value)){
	            pname.add(0,value);
	           }else{
	        	  map.put(pname.get(0)+value, node.getTextTrim());
	           }
	           if("class".equals(name)&&pname!=null){
	        	   classValue=value;
	        	   map.put(pname.get(0)+"class", value);
	           }
//	           
	        }  
	    }
}