XStream是一套简单实用的JAVA类库，它用于序列化对象和XML对象之间互相转换。由于XStream配置简单，灵活易用，因此在XML对象和JAVA对象序列化市场上有很大的空间。本文并不会对XStream的特性做详细介绍，只是以实例的方式演示XStream是多么的容易上手。
1.XStream官网下载最新版的Jar包，上传到工程路径。
2.假设我们要将如下的XML对象转换为JAVA对象。
|
1
2
3
4
5
6
7
8
9
10
11
12
13
14
|
<?
xml
version
=
"1.0"
encoding
=
"UTF-8"
?>
<
order
>
<
orderId
>201612150001</
orderId
>
<
orderPrice
>40.23</
orderPrice
>
<
createDate
>20161215180000</
createDate
>
<
product
>
<
productName
>lvrouhuoshao</
productName
>
<
productPrice
>23</
productPrice
>
</
product
>
<
product
>
<
productName
>鸡蛋灌饼</
productName
>
<
productPrice
>17.23</
productPrice
>
</
product
>
</
order
>
|
3.根据XML结构构建订单对象和产品对象
HiOrder.java
|
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
|
package
com.favccxx.favsoft.pojo;
import
java.util.List;
public
class
HiOrder {
private
String orderId;
private
double
orderPrice;
private
List<HiProduct> product;
private
String createDate;
public
String getOrderId() {
return
orderId;
}
public
void
setOrderId(String orderId) {
this
.orderId = orderId;
}
public
double
getOrderPrice() {
return
orderPrice;
}
public
void
setOrderPrice(
double
orderPrice) {
this
.orderPrice = orderPrice;
}
public
List<HiProduct> getProduct() {
return
product;
}
public
void
setProduct(List<HiProduct> product) {
this
.product = product;
}
public
String getCreateDate() {
return
createDate;
}
public
void
setCreateDate(String createDate) {
this
.createDate = createDate;
}
}
|
Product.java
|
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
|
package
com.favccxx.favsoft.pojo;
public
class
HiProduct {
private
String productName;
private
double
productPrice;
public
String getProductName() {
return
productName;
}
public
void
setProductName(String productName) {
this
.productName = productName;
}
public
double
getProductPrice() {
return
productPrice;
}
public
void
setProductPrice(
double
productPrice) {
this
.productPrice = productPrice;
}
}
|
4.测试代码
|
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
|
package
com.favccxx.favsoft.main;
import
com.favccxx.favsoft.pojo.HiOrder;
import
com.favccxx.favsoft.pojo.HiProduct;
import
com.thoughtworks.xstream.XStream;
public
class
MainOrder {
public
static
void
main(String[] args) {
String xmlbody =
"<?xml version='1.0' encoding='UTF-8'?><order><orderId>201612150001</orderId><orderPrice>40.23</orderPrice><createDate>2016-12-12 15:16:04</createDate><product><productName>lvrouhuoshao</productName><productPrice>23</productPrice></product><product><productName>鸡蛋灌饼</productName><productPrice>17.23</productPrice></product></order>"
;
XStream xStream =
new
XStream();
xStream.alias(
"order"
, HiOrder.
class
);
xStream.alias(
"product"
, HiProduct.
class
);
xStream.addImplicitCollection(HiOrder.
class
,
"product"
);
HiOrder order = (HiOrder) xStream.fromXML(xmlbody);
System.out.println(order.getOrderId());
}
}
|
5.运行上面测试类，输出订单的详细信息。只需简单的几步就可以将XML对象转换为JAVA对象，你看到这，是不是心痒的想要上手试一试呢？
本文转自 genuinecx 51CTO博客，原文链接：http://blog.51cto.com/favccxx/1884453，如需转载请自行联系原作者
