hibernate一对多双向关联中怎么配置list

public class User implements Serializable {
    private static final long serialVersionUID = -7327980678002278494L;
    /** 定义id */
    private Long id;
    /** 定义用户名*/
    
    private String username;
    /** 定义密码*/
    private String password;
    
    //定义该用户要管理的档案
    private List<Archives> archives;
 }

public class Archives implements Serializable {
    /**
     * 
     */
    private static final long serialVersionUID = 1L;
    private Long id;
    // 文档名字
    private String name;
    // 定义文档管理者
　　private User manager;
}