package com.mooc.freemarker2dto;
public class BaseDto {
}package com.mooc.freemarker2dto;
public class Book extends BaseDto{
private String name;
private String author;
private String year;
private float price;
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public String getAuthor() {
return author;
}
public void setAuthor(String author) {
this.author = author;
}
public String getYear() {
return year;
}
public void setYear(String year) {
this.year = year;
}
public float getPrice() {
return price;
}
public void setPrice(float price) {
this.price = price;
}
@Override
public String toString() {
return "Book [name=" + name + ", author=" + author + ", year=" + year + ", price=" + price + "]";
}
}
package com.mooc.freemarker2dto;
import java.util.ArrayList;
import java.util.List;
public class ResultDto {
private String Count;
private List<BaseDto> detailData = new ArrayList();
public String getCount() {
return Count;
}
public void setCount(String count) {
Count = count;
}
public List<BaseDto> getDetailData() {
return detailData;
}
public void setDetailData(List<BaseDto> detailData) {
this.detailData = detailData;
}
}
<?xml version="1.0" encoding="utf-8"?>
<bookstore>
<books count="2">
<book>
<name>冰与火之歌</name>
<author>乔治马丁</author>
<year>2014</year>
<price>89</price>
</book>
<book>
<name>安徒生童话</name>
<author>安徒生</author>
<year>2014</year>
<price>69</price>
</book>
</books>
</bookstore>
package com.mooc.freemarker2dto;
public class User extends BaseDto{
private String name;
private char sex;
private int age;
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public char getSex() {
return sex;
}
public void setSex(char sex) {
this.sex = sex;
}
public int getAge() {
return age;
}
public void setAge(int age) {
this.age = age;
}
@Override
public String toString() {
return "User [name=" + name + ", sex=" + sex + ", age=" + age + "]";
}
}package com.mooc.freemarker2dto;
import java.beans.BeanInfo;
import java.beans.IntrospectionException;
import java.beans.Introspector;
import java.beans.PropertyDescriptor;
import java.lang.reflect.Method;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import org.dom4j.Attribute;
import org.dom4j.Document;
import org.dom4j.DocumentHelper;
import org.dom4j.Element;
public class DtoUtils {
public static ResultDto parserDto(String repsponseXml,BaseDto baseDto) throws Exception{
Document doc = DocumentHelper.parseText(repsponseXml);
Element rootElement = doc.getRootElement();
ResultDto resultDto = new ResultDto();
for (Iterator<Element> i = rootElement.elementIterator(); i.hasNext();) {
Element monits = (Element) i.next();
element2Dto(monits, resultDto,baseDto);
}
return resultDto;
}
public static void element2Dto(Element element,ResultDto resultDto,BaseDto baseDto) throws Exception{
List<Attribute> bean = new ArrayList<Attribute>();
bean = element.attributes();
if(bean.size()>0){
resultDto.setCount(bean.get(0).getStringValue());
}
if(element.hasContent()){
List<Element> list = element.elements();
for (int i=0;i<list.size();i++){
BaseDto obj = baseDto.getClass().newInstance();
Element base = list.get(i);
if(base.elements().size()>0){
BeanInfo beanInfo = Introspector.getBeanInfo(obj.getClass());
PropertyDescriptor[] propertyDescriptors = beanInfo.getPropertyDescriptors();
for(PropertyDescriptor property : propertyDescriptors){
//获取属性名
String key = property.getName();
if(base.element(key)!=null){
Object value = base.element(key).getStringValue();
Method setter = property.getWriteMethod();
Class<?>[] params = setter.getParameterTypes();
if (params != null && params.length > 0 && value != null){
Class<?> param = params[0];
System.out.println("param:"+param.getName()+" value:"+value.getClass().getName());
if(param.getName().equals(value.getClass().getName())){
setter.invoke(obj, value);
continue;
}
if (param.getName().equals(Integer.class.getName()) // Integer
|| param.getName().equals(Integer.TYPE.getName())) {
value= Integer.valueOf(value.toString());
} else if (param.getName().equals(Double.class.getName()) // Double
|| param.getName().equals(Double.TYPE.getName())) {
value= Double.valueOf(value.toString());
} else if (param.getName().equals(Float.class.getName()) // Float
|| param.getName().equals(Float.TYPE.getName())) {
value= Float.valueOf(value.toString());
} else if (param.getName().equals(Long.class.getName()) // Long
|| param.getName().equals(Long.TYPE.getName())) {
value= Long.valueOf(value.toString());
}else if (param.getName().equals(Character.class.getName())||param.getName().equals(Character.TYPE.getName())) {
char c[] = value.toString().toCharArray();
if(c.length>0){
value = c[0];
}
}
setter.invoke(obj, value);
}
}
}
}
resultDto.getDetailData().add(obj);
}
}
}
}
package com.mooc.freemarker2dto;
import java.util.List;
public class Test {
public static void main(String[] args) throws Exception {
String repsponseXml = "<?xml version='1.0' encoding='UTF-8'?><bookstore><books count='2'><book><name>冰与火之歌</name><author>乔治马丁</author><year>2014</year><price>89</price></book><book><name>安徒生童话</name><author>安徒生</author><year>2014</year><price>69</price></book></books></bookstore>";
String resp = "<?xml version='1.0' encoding='UTF-8'?><bookstore><users count='2'><user><name>小红</name><sex>1</sex><age>22</age></user><user><name>小明</name><sex>1</sex><age>19</age></user></users></bookstore>";
Book book = new Book();
ResultDto resultDto = DtoUtils.parserDto(repsponseXml, book);
System.err.println(resultDto.getCount());
List<BaseDto> baseDtos = resultDto.getDetailData();
for (BaseDto baseDto : baseDtos) {
Book book2 = (Book) baseDto;
System.out.println(book2);
}
User user = new User();
ResultDto resultDtos = DtoUtils.parserDto(resp, user);
System.out.println("数量："+resultDtos.getCount());
List<BaseDto> baseDtoss = resultDtos.getDetailData();
for (BaseDto baseDto : baseDtoss) {
User user2 = (User) baseDto;
System.out.println(user2);
}
}
}
