[email protected]註解標註xml生成順序（四）
阿新 • • 發佈：2019-02-01
預設情況下，Jaxb編組出來的xml中的欄位順序是隨機的，你可以使用@XmlType的propOrder屬性
來指定序列化的順序。
第一步：定義java類時，使用@XmlType(propOrder = { "id", "name", "age","book"})指定輸出順序。
Java程式碼 
- package step2;
- import java.util.Set;
- import javax.xml.bind.annotation.XmlElement;
- import javax.xml.bind.annotation.XmlElementWrapper;
-
import javax.xml.bind.annotation.XmlRootElement;
- import javax.xml.bind.annotation.XmlType;
- @XmlRootElement
- @XmlType(propOrder = { "id", "name", "age","book"})
- public class Customer {
- String name;
- int age;
- int id;
- Set<Book> book;
- @XmlElement(name="name")
- public String getName() {
-
return name;
- }
- public void setName(String name) {
- this.name = name;
- }
- @XmlElement(name="age")
- public int getAge() {
- return age;
- }
- public void setAge(int age) {
- this.age = age;
- }
- @XmlElement(name="id")
- public int getId() {
-
returnid;
- }
- public void setId(int id) {
- this.id = id;
- }
- @Override
- public String toString() {
- return "Customer [id=" + id + ",name=" + name + ",age=" + age + ",book=" + book + "]";
- }
- @XmlElementWrapper(name="books")
- @XmlElement(name="book")
- public Set<Book> getBook() {
- return book;
- }
- public void setBook(Set<Book> book) {
- this.book = book;
- }
- }
- <?xml version="1.0" encoding="UTF-8" standalone="yes"?>
- <customer>
- <id>100</id>
- <name>suo</name>
- <age>29</age>
- <books>
- <book>
- <id>1</id>
- <name>哈里波特</name>
- <price>100.0</price>
- </book>
- <book>
- <id>2</id>
- <name>蘋果</name>
- <price>50.0</price>
- </book>
- </books>
- </customer>