У меня есть проблемаЗаголовки лицензий в свойствах проекта.* Чтобы изменить этот файл шаблона, выберите Инструменты |Шаблоны * и откройте шаблон в редакторе.* / Пакет Tackshop;import tackshop.empClass;/ ** * * @author lubiesol * / открытый класс empClass {
private int id;
private String name;
private String email;
public void setId(int id){
this.id=id;
}
public int getId(){
return id;
}
public void setName(String name){
this.name=name;
}
public String getName(){
return name;
}
public void setEmail(String email){
this.email=email;
}
public String getEmail(){
return email;
}
}
> Main class
/*
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* and open the template in the editor.
*/
package tackshop;
import org.hibernate.Session;
import org.hibernate.SessionFactory;
import org.hibernate.Transaction;
import org.hibernate.cfg.Configuration;
/**
*
* @author lubiesol
*/
public class Tackshop {
/**
* @param args the command line arguments
*/
public static void main(String[] args) {
Configuration con = new Configuration();
con.configure("hibernate.cfg.xml");
SessionFactory sf = con.buildSessionFactory();
Session session = sf.openSession();
Transaction tx = session.beginTransaction();
empClass u = new empClass();
u.setId(111);
u.setName("xyz");
u.setEmail("xyz@gmail.com");
session.save(u);
tx.commit();
}
}
> hibernate.cfg.xml
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE hibernate-configuration PUBLIC "-//Hibernate/Hibernate Configuration DTD 3.0//EN" "http://hibernate.sourceforge.net/hibernate-configuration-3.0.dtd">
<hibernate-configuration>
<session-factory>
<property name="hibernate.connection.driver_class">com.mysql.jdbc.Driver</property>
<property name="hibernate.connection.url">jdbc:mysql://localhost:3306/demo</property>
<property name="hibernate.connection.username">ultronhouse</property>
<property name="hibernate.connection.password">qwertyuiop</property>
<property name="hibernate.dialect">org.hibernate.dialect.MySQLDialect</property>
<property name="show_sql">true</property>
<property name="format_sql">true</property>
<property name="hbm2ddl.auto">update </property>
<mapping resource="emp.hbm.xml"/>
<mapping resource="emp.hbm.xml"/>
</session-factory>
</hibernate-configuration>
> emp.hbm.xml
<?xml version="1.0"?>
<!DOCTYPE hibernate-mapping PUBLIC
"-//Hibernate/Hibernate Mapping DTD 3.0//EN"
"http://hibernate.sourceforge.net/hibernate-mapping-3.0.dtd">
<hibernate-mapping>
<class name="tackshop.empClass" table="user">
<id name="id" column="id">
</id>
<property name="name" ></property>
<property name="email" ></property>
</class>
</hibernate-mapping>
Сведения об ошибке
Exception in thread "main" org.hibernate.InvalidMappingException: Could not parse mapping document from resource emp.hbm.xml
at org.hibernate.cfg.Configuration$MetadataSourceQueue.processHbmXml(Configuration.java:3764)
at org.hibernate.cfg.Configuration$MetadataSourceQueue.processHbmXmlQueue(Configuration.java:3753)
at org.hibernate.cfg.Configuration$MetadataSourceQueue.processMetadata(Configuration.java:3741)
at org.hibernate.cfg.Configuration.secondPassCompile(Configuration.java:1410)
at org.hibernate.cfg.Configuration.buildSessionFactory(Configuration.java:1844)
at org.hibernate.cfg.Configuration.buildSessionFactory(Configuration.java:1928)
at tackshop.Tackshop.main(Tackshop.java:27)
Caused by: org.hibernate.DuplicateMappingException: Duplicate class/entity mapping tackshop.empClass
at org.hibernate.cfg.Configuration$MappingsImpl.addClass(Configuration.java:2837)
at org.hibernate.cfg.HbmBinder.bindRoot(HbmBinder.java:178)
at org.hibernate.cfg.Configuration$MetadataSourceQueue.processHbmXml(Configuration.java:3761)
... 6 more
ErrorImage.png