Hibernate One to one

<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
  <modelVersion>4.0.0</modelVersion>
  <groupId>HibernateOneToOne</groupId>
  <artifactId>HibernateOneToOne</artifactId>
  <version>0.0.1-SNAPSHOT</version>
  <build>
    <sourceDirectory>src</sourceDirectory>
    <plugins>
      <plugin>
        <artifactId>maven-compiler-plugin</artifactId>
        <version>3.5.1</version>
        <configuration>
          <source>1.8</source>
          <target>1.8</target>
        </configuration>
      </plugin>
    </plugins>
  </build>
  <dependencies>
  <dependency>
  <groupId>org.hibernate</groupId>
  <artifactId>hibernate-core</artifactId>
  <version>4.3.5.Final</version>
  </dependency>
  <dependency>
  <groupId>mysql</groupId>
  <artifactId>mysql-connector-java</artifactId>
  <version>5.0.5</version>
  </dependency>
  </dependencies>

</project>



<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE hibernate-configuration SYSTEM 
"http://www.hibernate.org/dtd/hibernate-configuration-3.0.dtd">

<hibernate-configuration>
   <session-factory>
   <property name="hibernate.dialect">org.hibernate.dialect.MySQLDialect</property>
   <property name="hibernate.connection.driver_class">com.mysql.jdbc.Driver</property>

   <!-- Assume test is the database name -->
   <property name="hibernate.connection.url">jdbc:mysql://localhost/telcoma</property>
   <property name="hibernate.connection.username">root</property>
   <property name="hibernate.connection.password"></property>
   <property name="show_sql">true</property>
<property name="hbm2ddl.auto">update</property>
<mapping class="com.telcoma.Employee"/>
<mapping class="com.telcoma.Address"/>
</session-factory>
</hibernate-configuration>



package com.telcoma;

import javax.persistence.CascadeType;
import javax.persistence.Column;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.Id;
import javax.persistence.OneToOne;
import javax.persistence.Table;

@Entity
@Table(name="employee")
public class Employee {
@Id
@GeneratedValue
@Column(name="empId")
private int empId;
@Column(name="name")
private String name;
@OneToOne(cascade=CascadeType.ALL)
private Address address;
public int getEmpId() {
return empId;
}
public void setEmpId(int empId) {
this.empId = empId;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public Address getAddress() {
return address;
}
public void setAddress(Address address) {
this.address = address;
}

}



package com.telcoma;

import javax.persistence.Column;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.Id;
import javax.persistence.Table;

@Entity
@Table(name="address")
public class Address {
@Id
@GeneratedValue
@Column(name="id")
private int id;
@Column(name="city")
private String city;
@Column(name="country")
private String country;
public int getId() {
return id;
}
public void setId(int id) {
this.id = id;
}
public String getCity() {
return city;
}
public void setCity(String city) {
this.city = city;
}
public String getCountry() {
return country;
}
public void setCountry(String country) {
this.country = country;
}

}





package com.telcoma;

import org.hibernate.Session;
import org.hibernate.SessionFactory;
import org.hibernate.Transaction;
import org.hibernate.cfg.Configuration;

public class MainClass {

public static void main(String[] args) {

Configuration configuration =new Configuration();
configuration.configure("hibernate.cfg.xml");
SessionFactory sessionFactory=configuration.buildSessionFactory();
Session session=sessionFactory.openSession();
Transaction transaction =session.beginTransaction();
Address address1= new Address();
address1.setCity("Chandigarh");
address1.setCountry("india");
Address address2= new Address();
address2.setCity("dehli");
address2.setCountry("India");
Employee employee =new Employee();
employee.setName("telcoma");
employee.setAddress(address1);
Employee employee2 =new Employee();
employee2.setName("test");
employee2.setAddress(address2);
session.persist(employee);
session.persist(employee2);
transaction.commit();
session.close();
sessionFactory.close();

}

}



Jun 17, 2017 9:43:56 AM org.hibernate.annotations.common.reflection.java.JavaReflectionManager <clinit>
INFO: HCANN000001: Hibernate Commons Annotations {4.0.4.Final}
Jun 17, 2017 9:43:56 AM org.hibernate.Version logVersion
INFO: HHH000412: Hibernate Core {4.3.5.Final}
Jun 17, 2017 9:43:56 AM org.hibernate.cfg.Environment <clinit>
INFO: HHH000206: hibernate.properties not found
Jun 17, 2017 9:43:56 AM org.hibernate.cfg.Environment buildBytecodeProvider
INFO: HHH000021: Bytecode provider name : javassist
Jun 17, 2017 9:43:56 AM org.hibernate.cfg.Configuration configure
INFO: HHH000043: Configuring from resource: hibernate.cfg.xml
Jun 17, 2017 9:43:56 AM org.hibernate.cfg.Configuration getConfigurationInputStream
INFO: HHH000040: Configuration resource: hibernate.cfg.xml
Jun 17, 2017 9:43:56 AM org.hibernate.cfg.Configuration doConfigure
INFO: HHH000041: Configured SessionFactory: null
Jun 17, 2017 9:43:57 AM org.hibernate.engine.jdbc.connections.internal.DriverManagerConnectionProviderImpl configure
WARN: HHH000402: Using Hibernate built-in connection pool (not for production use!)
Jun 17, 2017 9:43:57 AM org.hibernate.engine.jdbc.connections.internal.DriverManagerConnectionProviderImpl buildCreator
INFO: HHH000401: using driver [com.mysql.jdbc.Driver] at URL [jdbc:mysql://localhost/telcoma]
Jun 17, 2017 9:43:57 AM org.hibernate.engine.jdbc.connections.internal.DriverManagerConnectionProviderImpl buildCreator
INFO: HHH000046: Connection properties: {user=root, password=****}
Jun 17, 2017 9:43:57 AM org.hibernate.engine.jdbc.connections.internal.DriverManagerConnectionProviderImpl buildCreator
INFO: HHH000006: Autocommit mode: false
Jun 17, 2017 9:43:57 AM org.hibernate.engine.jdbc.connections.internal.DriverManagerConnectionProviderImpl configure
INFO: HHH000115: Hibernate connection pool size: 20 (min=1)
Jun 17, 2017 9:43:57 AM org.hibernate.dialect.Dialect <init>
INFO: HHH000400: Using dialect: org.hibernate.dialect.MySQLDialect
Jun 17, 2017 9:43:57 AM org.hibernate.engine.jdbc.internal.LobCreatorBuilder useContextualLobCreation
INFO: HHH000423: Disabling contextual LOB creation as JDBC driver reported JDBC version [3] less than 4
Jun 17, 2017 9:43:57 AM org.hibernate.engine.transaction.internal.TransactionFactoryInitiator initiateService
INFO: HHH000399: Using default transaction strategy (direct JDBC transactions)
Jun 17, 2017 9:43:57 AM org.hibernate.hql.internal.ast.ASTQueryTranslatorFactory <init>
INFO: HHH000397: Using ASTQueryTranslatorFactory
Jun 17, 2017 9:43:58 AM org.hibernate.tool.hbm2ddl.SchemaUpdate execute
INFO: HHH000228: Running hbm2ddl schema update
Jun 17, 2017 9:43:58 AM org.hibernate.tool.hbm2ddl.SchemaUpdate execute
INFO: HHH000102: Fetching database metadata
Jun 17, 2017 9:43:58 AM org.hibernate.tool.hbm2ddl.SchemaUpdate execute
INFO: HHH000396: Updating schema
Jun 17, 2017 9:43:58 AM org.hibernate.tool.hbm2ddl.DatabaseMetadata getTableMetadata
INFO: HHH000262: Table not found: address
Jun 17, 2017 9:43:58 AM org.hibernate.tool.hbm2ddl.DatabaseMetadata getTableMetadata
INFO: HHH000262: Table not found: employee
Jun 17, 2017 9:43:58 AM org.hibernate.tool.hbm2ddl.DatabaseMetadata getTableMetadata
INFO: HHH000262: Table not found: address
Jun 17, 2017 9:43:58 AM org.hibernate.tool.hbm2ddl.DatabaseMetadata getTableMetadata
INFO: HHH000262: Table not found: employee
Jun 17, 2017 9:43:58 AM org.hibernate.tool.hbm2ddl.DatabaseMetadata getTableMetadata
INFO: HHH000262: Table not found: address
Jun 17, 2017 9:43:58 AM org.hibernate.tool.hbm2ddl.DatabaseMetadata getTableMetadata
INFO: HHH000262: Table not found: employee
Jun 17, 2017 9:43:58 AM org.hibernate.tool.hbm2ddl.SchemaUpdate execute
INFO: HHH000232: Schema update complete
Hibernate: insert into address (city, country) values (?, ?)
Hibernate: insert into employee (address_id, name) values (?, ?)
Hibernate: insert into address (city, country) values (?, ?)
Hibernate: insert into employee (address_id, name) values (?, ?)
Jun 17, 2017 9:43:58 AM org.hibernate.engine.jdbc.connections.internal.DriverManagerConnectionProviderImpl stop

INFO: HHH000030: Cleaning up connection pool [jdbc:mysql://localhost/telcoma]