xml和java Bean的直接转换，Xmap

package test;
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;


/**
* Book 实体对象，此处用XMap注解
* @author Administrator
*
*/
@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;
}
}
/**==================================================**/
package test;
import java.util.ArrayList;
import java.util.List;

import org.nuxeo.common.xmap.annotation.XNodeList;
import org.nuxeo.common.xmap.annotation.XObject;

/**
* 图书对象集合类
* @author zhouyu
*
*/
@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 ad