idea hibernate jpa 生成實體類的實現
阿新 • • 發佈:2020-01-07
本篇部落格記錄下 IDEA 中連線資料庫反轉生成 Hibernate 實體和配置檔案。
1. 開啟 DataBase 視窗,新增資料來源
到了這一步資料來源已新增好。
2. 新增 hibernat 持久層支援,生成實體 Bean /配置檔案,這一步要去plugs那裡下載一個hibernate外掛,不然你的persistence是出不來的
然後選擇資料來源,選擇包,新增生成 Bean 的字尾,選擇表,選擇生成 xml 配置檔案還是註解。
OK,結束
如果你選擇生成帶 JPA 註解類,對映檔案是可以省略的,相反如果你生成對映檔案,JPA 註解也可以省略。
看你喜歡哪種方式
生成註解例子
@Entity @Table(name = "user",schema = "db_test",catalog = "") public class UserPO { private String uuid; private String name; private String passwd; private String sex; private Timestamp birthday; private String phone; private String photo; private String email; private String yxbz; private String sorts; @Id @Column(name = "UUID") public String getUuid() { return uuid; } public void setUuid(String uuid) { this.uuid = uuid; } @Basic @Column(name = "NAME") public String getName() { return name; } public void setName(String name) { this.name = name; } @Basic @Column(name = "PASSWD") public String getPasswd() { return passwd; } public void setPasswd(String passwd) { this.passwd = passwd; } @Basic @Column(name = "SEX") public String getSex() { return sex; } public void setSex(String sex) { this.sex = sex; } @Basic @Column(name = "BIRTHDAY") public Timestamp getBirthday() { return birthday; } public void setBirthday(Timestamp birthday) { this.birthday = birthday; } @Basic @Column(name = "PHONE") public String getPhone() { return phone; } public void setPhone(String phone) { this.phone = phone; } @Basic @Column(name = "PHOTO") public String getPhoto() { return photo; } public void setPhoto(String photo) { this.photo = photo; } @Basic @Column(name = "EMAIL") public String getEmail() { return email; } public void setEmail(String email) { this.email = email; } @Basic @Column(name = "YXBZ") public String getYxbz() { return yxbz; } public void setYxbz(String yxbz) { this.yxbz = yxbz; } @Basic @Column(name = "SORTS") public String getSorts() { return sorts; } public void setSorts(String sorts) { this.sorts = sorts; } @Override public boolean equals(Object o) { if (this == o) return true; if (o == null || getClass() != o.getClass()) return false; UserPO userPO = (UserPO) o; if (uuid != null ? !uuid.equals(userPO.uuid) : userPO.uuid != null) return false; if (name != null ? !name.equals(userPO.name) : userPO.name != null) return false; if (passwd != null ? !passwd.equals(userPO.passwd) : userPO.passwd != null) return false; if (sex != null ? !sex.equals(userPO.sex) : userPO.sex != null) return false; if (birthday != null ? !birthday.equals(userPO.birthday) : userPO.birthday != null) return false; if (phone != null ? !phone.equals(userPO.phone) : userPO.phone != null) return false; if (photo != null ? !photo.equals(userPO.photo) : userPO.photo != null) return false; if (email != null ? !email.equals(userPO.email) : userPO.email != null) return false; if (yxbz != null ? !yxbz.equals(userPO.yxbz) : userPO.yxbz != null) return false; if (sorts != null ? !sorts.equals(userPO.sorts) : userPO.sorts != null) return false; return true; } @Override public int hashCode() { int result = uuid != null ? uuid.hashCode() : 0; result = 31 * result + (name != null ? name.hashCode() : 0); result = 31 * result + (passwd != null ? passwd.hashCode() : 0); result = 31 * result + (sex != null ? sex.hashCode() : 0); result = 31 * result + (birthday != null ? birthday.hashCode() : 0); result = 31 * result + (phone != null ? phone.hashCode() : 0); result = 31 * result + (photo != null ? photo.hashCode() : 0); result = 31 * result + (email != null ? email.hashCode() : 0); result = 31 * result + (yxbz != null ? yxbz.hashCode() : 0); result = 31 * result + (sorts != null ? sorts.hashCode() : 0); return result; } }
以上就是本文的全部內容,希望對大家的學習有所幫助,也希望大家多多支援我們。