求教,hibernate使用Junit测试时报错,不知道具体怎么修改,请问下大佬们怎么处理?
hibernate.cfg.xml
<hibernate-configuration>
<session-factory>
<property name="connection.username">rootproperty>
<property name="connection.password">123456property>
<property name="connection.driver_class">com.mysql.jdbc.Driverproperty>
<property name="connection.url">jdbc:mysql:///hibernate?useUnicode=true&characterEncoding=UTF-8property>
<property name="dialect">org.hibernate.dialect.MySQLDialectproperty>
<property name="show_sql">trueproperty>
<property name="format_sql">trueproperty>
<property name="hbm2ddl.auto">createproperty>
<mapping resourse="Students.hbm.xml"/>
session-factory>
hibernate-configuration>
StudentsTest.java
import java.util.Date;
import org.hibernate.Session;
import org.hibernate.SessionFactory;
import org.hibernate.Transaction;
import org.hibernate.cfg.Configuration;
import org.hibernate.service.ServiceRegistry;
import org.hibernate.service.ServiceRegistryBuilder;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;
public class StudentsTest {
private SessionFactory sessionFactory;
private Session session;
private Transaction transaction;
@Before
public void init() {
//创建配置对象
Configuration config=new Configuration().configure();
//创建服务注册对象
ServiceRegistry serviceRegistry=new ServiceRegistryBuilder().applySettings(config.getProperties()).buildServiceRegistry();
//创建会话工厂对象
sessionFactory=config.buildSessionFactory(serviceRegistry);
//会话对象
session=sessionFactory.openSession();
//开启事务
transaction= session.beginTransaction();
}
@After
public void destroy(){
transaction.commit();//提交事务
session.close(); //关闭会话
sessionFactory.close();//关闭会话工厂
}
@Test
public void testSaveStudents() {
Students s=new Students();
s.setSname("nihao");
//Students s=new Students(1,"张三丰","男",new Date(),"武当山");
session.save(s);//保存对象加入到数据库
}
}
Students.java
import java.util.Date;
//学生类
public class Students {
private int sid;
private String sname;
private String gender;
private Date birthday;
private String address;
public Students() {
}
public Students(int sid, String sname, String gender, Date birthday, String address) {
// super();
this.sid = sid;
this.sname = sname;
this.gender = gender;
this.birthday = birthday;
this.address = address;
}
public int getSid() {
return sid;
}
public void setSid(int sid) {
this.sid = sid;
}
public String getSname() {
return sname;
}
public void setSname(String sname) {
this.sname = sname;
}
public String getGender() {
return gender;
}
public void setGender(String gender) {
this.gender = gender;
}
public Date getBirthday() {
return birthday;
}
public void setBirthday(Date birthday) {
this.birthday = birthday;
}
public String getAddress() {
return address;
}
public void setAddress(String address) {
this.address = address;
}
@Override
public String toString() {
return "Students [sid=" + sid + ", sname=" + sname + ", gender=" + gender + ", birthday=" + birthday
+ ", address=" + address + "]";
}
}
Students.hbm.xml
<hibernate-mapping>
<class name="Students" table="STUDENTS">
<id name="sid" type="int">
<column name="SID" />
<generator class="assigned" />
id>
<property name="sname" type="java.lang.String">
<column name="SNAME" />
property>
<property name="gender" type="java.lang.String">
<column name="GENDER" />
property>
<property name="birthday" type="java.util.Date">
<column name="BIRTHDAY" />
property>
<property name="address" type="java.lang.String">
<column name="ADDRESS" />
property>
class>
hibernate-mapping>
9.10 错误已解决,参考网上大神,上面代码没有问题,是系统版本问题,具体细节没贴,直接贴全部成功代码,碰到此类问题的朋友可以直接复制测试看看。
Students.java
package com.hibernate_1;
/**
* 学生类
*
* @author wxy
*
*/
public class Students {
private int sid;
private String sname;
private String gender;
private String address;
public Students() {
}
public Students(int sid, String sname, String gender, String address) {
super();
this.sid = sid;
this.sname = sname;
this.gender = gender;
this.address = address;
}
public int getSid() {
return sid;
}
public void setSid(int sid) {
this.sid = sid;
}
public String getSname() {
return sname;
}
public void setSname(String sname) {
this.sname = sname;
}
public String getGender() {
return gender;
}
public void setGender(String gender) {
this.gender = gender;
}
public String getAddress() {
return address;
}
public void setAddress(String address) {
this.address = address;
}
@Override
public String toString() {
return "Students [sid=" + sid + ", sname=" + sname + ", gender=" + gender + ", address=" + address + "]";
}
}
hibernate.cfg.xml
<hibernate-configuration>
<session-factory>
<property name="connection.username">rootproperty>
<property name="connection.password">123456property>
<property name="connection.driver_class">com.mysql.jdbc.Driverproperty>
<property name="connection.url">jdbc:mysql:///hibernate?useUnicode=true&characterEncoding=UTF-8property>
<property name="dialect">org.hibernate.dialect.MySQLDialectproperty>
<property name="show_sql">trueproperty>
<property name="format_sql">trueproperty>
<property name="hbm2ddl.auto">createproperty>
<mapping resource="Students.hbm.xml"/>
session-factory>
hibernate-configuration>
Students.hbm.xml
<hibernate-mapping>
<class name="com.hibernate_1.Students" table="STUDENTS">
<id name="sid" type="int">
<column name="SID" />
<generator class="assigned" />
id>
<property name="sname" type="java.lang.String">
<column name="SNAME" />
property>
<property name="gender" type="java.lang.String">
<column name="GENDER" />
property>
<property name="address" type="java.lang.String">
<column name="ADDRESS" />
property>
class>
hibernate-mapping>
StudentsTest.java
package com.hibernate_2;
import org.hibernate.Session;
import org.hibernate.SessionFactory;
import org.hibernate.Transaction;
import org.hibernate.cfg.Configuration;
import org.hibernate.service.ServiceRegistry;
import org.hibernate.service.ServiceRegistryBuilder;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;
import com.hibernate_1.Students;
public class StudentsTest {
private SessionFactory sessionFactory;
private Session session;
private Transaction transaction;
@Before
public void init() {
Configuration config=new Configuration().configure();
//创建服务注册对象
ServiceRegistry serviceRegistry = new ServiceRegistryBuilder().applySettings(config.getProperties()).buildServiceRegistry();
//创建会话工厂对象
sessionFactory = config.buildSessionFactory(serviceRegistry);
//会话对象
session = sessionFactory.openSession();
//开启事物
transaction = session.beginTransaction();
}
@After
public void destory() {
//提交事物
transaction.commit();
//关闭会话
session.close();
//关闭会话工厂
sessionFactory.close();
}
@Test
public void testSaveStudents() {
//生成学生对象
Students student = new Students(1, "张三丰", "男", "武当山");
System.out.println(student);
session.save(student);
System.out.println(session);
}
}