本文共 6109 字，大约阅读时间需要 20 分钟。

package com.example.springboot09.com.test;import com.example.springboot09.com.pojo.Student;import org.dom4j.DocumentException;import org.dom4j.io.SAXReader;import java.io.ByteArrayInputStream;import java.io.UnsupportedEncodingException;import java.lang.reflect.Field;import java.util.ArrayList;import java.util.HashMap;import java.util.Iterator;import java.util.List;/** * @Author: Administrator * @Description: * @Date: 2019-09-05 11:21 * @Modified By: */public class Test6 {    public static void main(String[] args) {        String xml="
   \n"                +"\t
   
    \n" +                "\t
    
     410031401
    \n" +                "\t
    
     高三十四班
    \n" +                "\t
    
     周瑜
    \n" +                "\t
    
     16
    \n" +                "\t
    
     男
    \n" +                "\t
    
     180.81
    \n" +                "\t
    
     60.23
    \n"+                "
   ";         HashMap
   
     result=fromSecondXml(xml, Student.class,"list");            System.out.println(result.toString());    }    /**     * 解析XML字符串 多笔需要封装List     * @param xml     * @param clazz     * @param elementName 节点名称     * @return     */    @SuppressWarnings("rawtypes")    public static HashMap
    
      fromSecondXml(String xml, Class clazz, String elementName) {        HashMap
     
       stringHashMap = new HashMap
      
       ();        SAXReader reader = new SAXReader();        try {            org.dom4j.Document doc = reader.read(new ByteArrayInputStream(xml                    .getBytes("GBK")));            org.dom4j.Element Result = doc.getRootElement();//根节点            org.dom4j.Element element;//子节点            //获取对象属性名称数组            Field[] fields = clazz.getDeclaredFields();            String attributeValue = "";            for (int j = 0; j < fields.length; j++) {                for (Iterator i = Result.elementIterator(elementName); i.hasNext(); ) {                    element = (org.dom4j.Element) i.next();                    //该属性名相对于的节点内容                    attributeValue = element.elementText(fields[j].getName());                    //封装到map中                    stringHashMap.put(fields[j].getName(),element.elementText(fields[j].getName()));                }                if(attributeValue == null || "".equalsIgnoreCase(attributeValue)){                    stringHashMap.put(fields[j].getName(),Result.elementText(fields[j].getName()));                }            }        } catch (DocumentException e) {            e.printStackTrace();        } catch (UnsupportedEncodingException e) {            e.printStackTrace();        } catch (SecurityException e) {            e.printStackTrace();        } catch (IllegalArgumentException e) {            e.printStackTrace();        }        return stringHashMap;    }    /**     * 批量请求，最终获取结果需封装list集合批量展示     * @param xml     * @param clazz     * @param elementName 节点名称     * @return     */    @SuppressWarnings("rawtypes")    public static List
       
        
         > fromSecondXmlList(String xml, Class clazz, String elementName) { List
         
          
           > resultList=new ArrayList
           
            
             >(); HashMap
             
               stringHashMap = new HashMap
              
               (); SAXReader reader = new SAXReader(); try { org.dom4j.Document doc = reader.read(new ByteArrayInputStream(xml .getBytes("GBK"))); org.dom4j.Element Result = doc.getRootElement();//根节点 org.dom4j.Element element;//子节点 //获取list出现的次数 int count = 0; while(xml.indexOf("
               
                ") != -1) { xml = xml.substring(xml.indexOf("
                
                 ") + 1,xml.length()); count++; } //获取对象属性名称数组 Field[] fields = clazz.getDeclaredFields(); String attributeValue = ""; for (int l=0;l<=count-1;l++){ for (int j = 0; j < fields.length; j++) { for (Iterator i = Result.elementIterator(elementName); i.hasNext(); ) { element = (org.dom4j.Element) i.next(); //该属性名相对于的节点内容 attributeValue = element.elementText(fields[j].getName()); //封装到map中 stringHashMap.put(fields[j].getName(),element.elementText(fields[j].getName())); } if (attributeValue == null || "".equalsIgnoreCase(attributeValue)) { stringHashMap.put(fields[j].getName(), Result.elementText(fields[j].getName())); } } resultList.add(stringHashMap); } } catch (DocumentException e) { e.printStackTrace(); } catch (UnsupportedEncodingException e) { e.printStackTrace(); } catch (SecurityException e) { e.printStackTrace(); } catch (IllegalArgumentException e) { e.printStackTrace(); } return resultList; }}
                
               
              
             
            
           
          
         
        
       
      
     
    
   

实体类

package com.example.springboot09.com.pojo;import javax.xml.bind.annotation.*;/** * @Author: Administrator * @Description: 学生类 * @Date: 2019-09-04 16:58 * @Modified By: */@XmlAccessorType(XmlAccessType.FIELD)@XmlRootElement(name = "Result")@XmlType(name = "",propOrder = {        "id",        "clazz",        "name",        "age",        "sex",        "height",        "weight"})public class Student {    @XmlElement(name = "ID",required = true)    private String id;    @XmlElement(name = "CLAZZ",required = true)    private String clazz;    @XmlElement(name = "NAME",required = true)    private String name;    @XmlElement(name = "AGE",required = true)    private Integer age;    @XmlElement(name = "SEX",required = true)    private String sex;    @XmlElement(name = "HEIGHT",required = true)    private double height;    @XmlElement(name = "WEIGHT",required = true)    private Double weight;    public String getId() {        return id;    }    public void setId(String id) {        this.id = id;    }    public String getClazz() {        return clazz;    }    public void setClazz(String clazz) {        this.clazz = clazz;    }    public String getName() {        return name;    }    public void setName(String name) {        this.name = name;    }    public Integer getAge() {        return age;    }    public void setAge(Integer age) {        this.age = age;    }    public String getSex() {        return sex;    }    public void setSex(String sex) {        this.sex = sex;    }    public double getHeight() {        return height;    }    public void setHeight(double height) {        this.height = height;    }    public Double getWeight() {        return weight;    }    public void setWeight(Double weight) {        this.weight = weight;    }}