這篇文章主要介紹了怎么在Java中將Bean與xml進行轉換,此處通過實例代碼給大家介紹的非常詳細,對大家的學習或工作具有一定的參考價值,需要的朋友可以參考下:
XML
<?xml version="1.0" encoding="UTF-8"?> <books> <book no="1"> <title>java是傻逼</title> <subject>java</subject> <subject>xml</subject> <price>10</price> </book> <book no="2"> <title>c++程序設計</title> <subject>C++</subject> <subject>c</subject> <price>10</price> </book> </books>
Books類
import java.util.ArrayList;
import java.util.List;
import org.nuxeo.common.xmap.annotation.XNodeList;
import org.nuxeo.common.xmap.annotation.XObject;
@XObject(value = "books")
public class Books {
@XNodeList(value = "book", type = ArrayList.class, componentType = Book.class)
private List< Book> book;
public List< Book> getBook() {
return book;
}
public void setBook(List< Book> book) {
this.book = book;
}
public void addBook(Book b){
if(book==null){
book=new ArrayList< Book>();
}
book.add(b);
}
}Book類
import java.util.ArrayList;
import java.util.List;
import org.nuxeo.common.xmap.annotation.XNode;
import org.nuxeo.common.xmap.annotation.XNodeList;
import org.nuxeo.common.xmap.annotation.XObject;
@XObject
public class Book {
@XNode("title")
private String title;
@XNode("@no")
private String no;
@XNodeList(value = "subject", type = ArrayList.class, componentType = String.class)
private List< String> subjects;
@XNode("price")
private int price;
public String getTitle() {
return title;
}
public void setTitle(String title) {
this.title = title;
}
public List< String> getSubjects() {
return subjects;
}
public void setSubjects(List< String> subjects) {
this.subjects = subjects;
}
public int getPrice() {
return price;
}
public void setPrice(int price) {
this.price = price;
}
public String getNo() {
return no;
}
public void setNo(String no) {
this.no = no;
}
}測試類:
import java.util.ArrayList;
import java.util.List;
import org.nuxeo.common.xmap.XMap;
public class XmapTest {
public static void main(String[] args) {
try {
//聲明一組書的根節點
Books books=new Books();
//聲明一本書
Book book=new Book();
//書的類型
List< String> sj=new ArrayList< String>();
sj.add("java");
sj.add("xml");
//設置書節點的屬性
book.setPrice(10);
book.setTitle("java是傻逼");
book.setSubjects(sj);
book.setNo("1");
//將書節點添加到跟節點
books.addBook(book);
//聲明一本書
Book book2=new Book();
//書的類型
List< String> sj2=new ArrayList< String>();
sj2.add("C++");
sj2.add("c");
//設置書節點的屬性
book2.setPrice(10);
book2.setTitle("c++程序設計");
book2.setSubjects(sj2);
book2.setNo("2");
//將書節點添加到跟節點
books.addBook(book2);
XMap xmp = new XMap();
xmp.register(Books.class);
List< String> filters = new ArrayList< String>();
System.out.println(xmp.asXmlString(books, "UTF-8", filters, true));
} catch (Exception e) {
e.printStackTrace();
}
}
}運行上面這個類就可以生成開頭所看見的那個XML的內容
解析xml
xmap.register(Books.class);
URL url = new File("book.xml").toURL();
InputStream in = new FileInputStream(new File("book.xml"));
Object[] result = (Object[]) xmap.loadAll(in);
Books books=(Books)result[0];到此這篇關于怎么在Java中將Bean與xml進行轉換的文章就介紹到這了,更多相關內容請搜索億速云以前的文章或繼續瀏覽下面的相關文章希望大家以后多多支持億速云!
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