idea hibernate jpa 生成实体类的实现
本篇博客记录下IDEA中连接数据库反转生成Hibernate实体和配置文件。
1.打开DataBase窗口，添加数据源
然后选择数据源，选择包，添加生成Bean的后缀，选择表，选择生成xml配置文件还是注解。
OK，结束
如果你选择生成带JPA注解类，映射文件是可以省略的，相反如果你生成映射文件，JPA注解也可以省略。
看你喜欢哪种方式
生成注解例子
@Entity
@Table(name="user",schema="db_test",catalog="")
publicclassUserPO{
privateStringuuid;
privateStringname;
privateStringpasswd;
privateStringsex;
privateTimestampbirthday;
privateStringphone;
privateStringphoto;
privateStringemail;
privateStringyxbz;
privateStringsorts;
@Id
@Column(name="UUID")
publicStringgetUuid(){
returnuuid;
}
publicvoidsetUuid(Stringuuid){
this.uuid=uuid;
}
@Basic
@Column(name="NAME")
publicStringgetName(){
returnname;
}
publicvoidsetName(Stringname){
this.name=name;
}
@Basic
@Column(name="PASSWD")
publicStringgetPasswd(){
returnpasswd;
}
publicvoidsetPasswd(Stringpasswd){
this.passwd=passwd;
}
@Basic
@Column(name="SEX")
publicStringgetSex(){
returnsex;
}
publicvoidsetSex(Stringsex){
this.sex=sex;
}
@Basic
@Column(name="BIRTHDAY")
publicTimestampgetBirthday(){
returnbirthday;
}
publicvoidsetBirthday(Timestampbirthday){
this.birthday=birthday;
}
@Basic
@Column(name="PHONE")
publicStringgetPhone(){
returnphone;
}
publicvoidsetPhone(Stringphone){
this.phone=phone;
}
@Basic
@Column(name="PHOTO")
publicStringgetPhoto(){
returnphoto;
}
publicvoidsetPhoto(Stringphoto){
this.photo=photo;
}
@Basic
@Column(name="EMAIL")
publicStringgetEmail(){
returnemail;
}
publicvoidsetEmail(Stringemail){
this.email=email;
}
@Basic
@Column(name="YXBZ")
publicStringgetYxbz(){
returnyxbz;
}
publicvoidsetYxbz(Stringyxbz){
this.yxbz=yxbz;
}
@Basic
@Column(name="SORTS")
publicStringgetSorts(){
returnsorts;
}
publicvoidsetSorts(Stringsorts){
this.sorts=sorts;
}
@Override
publicbooleanequals(Objecto){
if(this==o)returntrue;
if(o==null||getClass()!=o.getClass())returnfalse;
UserPOuserPO=(UserPO)o;
if(uuid!=null?!uuid.equals(userPO.uuid):userPO.uuid!=null)returnfalse;
if(name!=null?!name.equals(userPO.name):userPO.name!=null)returnfalse;
if(passwd!=null?!passwd.equals(userPO.passwd):userPO.passwd!=null)returnfalse;
if(sex!=null?!sex.equals(userPO.sex):userPO.sex!=null)returnfalse;
if(birthday!=null?!birthday.equals(userPO.birthday):userPO.birthday!=null)returnfalse;
if(phone!=null?!phone.equals(userPO.phone):userPO.phone!=null)returnfalse;
if(photo!=null?!photo.equals(userPO.photo):userPO.photo!=null)returnfalse;
if(email!=null?!email.equals(userPO.email):userPO.email!=null)returnfalse;
if(yxbz!=null?!yxbz.equals(userPO.yxbz):userPO.yxbz!=null)returnfalse;
if(sorts!=null?!sorts.equals(userPO.sorts):userPO.sorts!=null)returnfalse;
returntrue;
}
@Override
publicinthashCode(){
intresult=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);
returnresult;
}
}
以上就是本文的全部内容，希望对大家的学习有所帮助，也希望大家多多支持毛票票。
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