如何从 Java 类生成以下 XML,即具有属性和内容的 XML 元素
<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
<bookstore>
<book category="gaming">
<author>Pratap A K</author>
<price>100र</price>
<title lang="en">some title</title>
<year>2017</year>
</book>
</bookstore>
控制器.java
@RequestMapping(value = "/xml", method = RequestMethod.GET, produces = MediaType.APPLICATION_XML_VALUE)
@ResponseStatus(HttpStatus.OK)
@ResponseBody
public Bookstore getXMLData() {
Bookstore bookstore = new Bookstore();
Book book = new Book();
book.setCategory("gaming");
book.setAuthor("Pratap A K");
book.setPrice("100र");
book.setYear("2017");
Title title = new Title();
title.setLang("kannada");
book.setTitle(title);
bookstore.setBook(book);
return bookstore;
}
书店.java
@XmlRootElement(name="bookstore")
public class Bookstore {
private Book book;
//getters and setters
}
图书.java
public class Book {
private String category;
private String author;
private String year;
private String price;
private String lang;
private Title title;
@XmlAttribute(name="category")
public String getCategory() {
return category;
}
//getters and setters continue...
}
标题.java
public class Title {
private String lang;
@XmlAttribute(name="lang")
public String getLang() {
return lang;
}
public void setLang(String lang) {
this.lang = lang;
}
}
我得到如下输出
<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
<bookstore>
<book category="gaming">
<author>Pratap A K</author>
<price>100र</price>
<title lang="en"/>
<year>2017</year>
</book>
</bookstore>
现在如何在不使用 Java 类中的任何额外标签/成员变量的情况下设置标题?
提前致谢