pojo:
Book:
public class Book implements java.io.Serializable { // Fields private Integer bookId;
private Category category;
private String bookName;
private String author;
private String publishCompany;
private Date publishDate;
private String description;
private String imageUrl;
private String bookKey;
private Integer viewtimes;
private Set favoriteses = new HashSet(0);
private Set items = new HashSet(0);
private Set bookreviews = new HashSet(0);下面是set(),get()方法
User:
public class User implements java.io.Serializable { // Fields private String email;
private String userName;
private String password;
private String phone;
private String address;
private String zip;
private String sex;
private String name;
private Date regTime;
private Integer loginTimes;
private Integer level;
private Set bookreviews = new HashSet(0);
private Set orders = new HashSet(0);
private Set favoriteses = new HashSet(0);
下面是set(),get()方法bookreview:
public class Bookreview implements java.io.Serializable { // Fields private Integer id;
private Book book;
private User user;
private String title;
private String content;
private Date time;
下面是set(),get()方法问题是这样的:想向bookreview表中插入数据,我是这样写的:
...........
............
Bookreview bookreview = new Bookreview();
bookreview.setBook(book); bookreview.setUser(user);
bookreview.setTitle(title);
bookreview.setTime(time);
bookreview.setContent(content);
session.save(bookreview);
transaction.commit();
session.close();
执行没有错误,可是查看数据库表中无记录。数据库是Mysql
最好给点这方面的例子
Book:
public class Book implements java.io.Serializable { // Fields private Integer bookId;
private Category category;
private String bookName;
private String author;
private String publishCompany;
private Date publishDate;
private String description;
private String imageUrl;
private String bookKey;
private Integer viewtimes;
private Set favoriteses = new HashSet(0);
private Set items = new HashSet(0);
private Set bookreviews = new HashSet(0);下面是set(),get()方法
User:
public class User implements java.io.Serializable { // Fields private String email;
private String userName;
private String password;
private String phone;
private String address;
private String zip;
private String sex;
private String name;
private Date regTime;
private Integer loginTimes;
private Integer level;
private Set bookreviews = new HashSet(0);
private Set orders = new HashSet(0);
private Set favoriteses = new HashSet(0);
下面是set(),get()方法bookreview:
public class Bookreview implements java.io.Serializable { // Fields private Integer id;
private Book book;
private User user;
private String title;
private String content;
private Date time;
下面是set(),get()方法问题是这样的:想向bookreview表中插入数据,我是这样写的:
...........
............
Bookreview bookreview = new Bookreview();
bookreview.setBook(book); bookreview.setUser(user);
bookreview.setTitle(title);
bookreview.setTime(time);
bookreview.setContent(content);
session.save(bookreview);
transaction.commit();
session.close();
执行没有错误,可是查看数据库表中无记录。数据库是Mysql
最好给点这方面的例子
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Bookreview bookreview = new Bookreview();
bookreview.setBook(bookform.getbook()); bookreview.setUser(bookform.getuser());
...........
........
......
...
个人建议封装form表单和获取表单存放数据库分2个类写,不建议直接获取form表单
然后把你插入数据库中的一段代码用
try{}catch{}
括起来
另外你的事务处理在那里开始的?
代码里面保存的内容是否都正确
这些可以验证的先验证下首先怀疑是抛异常了
通常是事务没有正确定义或者
没有提交.你把hql打开,看看,有没有insert语句,有就是这个问题了.
还有就是你的Bookreview类里的User和Book属性,在数据库字段中是怎么定义的.
假设User和Book两张表都定义id字段为主键(有没有定义主键?)
那bookreview里要有两个字段分别保存user和book的主键
hibernate相关配置:
user.hbm.xml:
<many-to-one name="user" column="user" class="包路径.User"/>
希望对你有帮助
有了try{}catch(){}不报异常?~~~
谢谢各位。