12:33 am - Tuesday August 21, 2018

Hbm2ddl.auto Hbm2ddl.auto update Example Program In Eclipse

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ProjectStructure: 

 

 

 

 

 

 

 

 

 

 

 

 

 

JarFiles:

 

 

 

 

 

 

 

 

  

 

   

 

 

SaveStudent.java:

package com.candidjava;

public class SaveStudent {
	public static void main(String[] args) {
		try {
			SaveStudentControl ctrl = new SaveStudentControl();
			ctrl.addNewStudent();
		} catch (Exception e) {
			System.out.println(e.getMessage());
		}
	}
}

SaveStudentControl.java:

 

package com.candidjava;

import java.sql.*;
import java.util.List;
import java.io.*;
import org.hibernate.*;
import org.hibernate.cfg.*;

public class SaveStudentControl {

	private static SessionFactory sessionFactory;

	private Session getSession() {
		Session s = null;
		try {
			sessionFactory = new Configuration().configure(
					"com\\xml\\hibernate.cfg.xml").buildSessionFactory();
			s = sessionFactory.openSession();
		} catch (HibernateException e) {
			System.out.println(e.getMessage());
		}
		return s;
	}

	public void addNewStudent() throws Exception {
		try {
			Session s = getSession();
			Transaction tx = s.beginTransaction();
			Student stu = new Student();
			DataInputStream ds = new DataInputStream(System.in);
			System.out.println("*********************\n");
			System.out.println("Enter the Student Id");
			String stuid = ds.readLine();
			System.out.println("Enter the Student RegNo");
			String sturegno = ds.readLine();
			System.out.println("Enter the Student name");
			String stuname = ds.readLine();
			System.out.println("Enter the Student mark1");
			String stumark1 = ds.readLine();
			System.out.println("Enter the Student mark2");
			String stumark2 = ds.readLine();
			System.out.println("Enter the Degree");
			String degree = ds.readLine();
			System.out.println("Enter the mobile No");
			String mobileno = ds.readLine();
			System.out.println("Enter the Student mail Id");
			String mailid = ds.readLine();
			stu.setId(3);
			stu.setStuid(stuid);
			stu.setSturegno(sturegno);
			stu.setStuname(stuname);
			stu.setStumark1(stumark1);
			stu.setStumark2(stumark2);
			stu.setStuid(stuid);
			stu.setDegree(degree);
			stu.setMobileno(mobileno);
			stu.setMailid(mailid);
			s.save(stu);
			// Query q =
			// s.createQuery("select stu.stuid, avg(stu.stuid) from Student stu group by stu.stuid having avg(stu.stuid) > 10 ");
			// List li=q.list();
			// System.out.println(li);
			// Student ss=new Student();
			tx.commit();
			System.out.println("\n\n Details Added \n");
		} catch (HibernateException e) {
			System.out.println(e.getMessage());
			System.out.println("error");
		}

	}

}// end of class

Student.java:

 

package com.candidjava;

import java.io.*;

public class Student implements Serializable {
	private long id;
	private String stuid;
	private String sturegno;
	private String stuname;
	private String stumark1;
	private String stumark2;
	private String degree;
	private String mobileno;
	private String mailid;

	public long getId() {
		return id;
	}

	public String getStuid() {
		return stuid;
	}

	public String getSturegno() {
		return sturegno;
	}

	public String getStuname() {
		return stuname;
	}

	public String getStumark1() {
		return stumark1;
	}

	public String getStumark2() {
		return stumark2;
	}

	public String getDegree() {
		return degree;
	}

	public String getMobileno() {
		return mobileno;
	}

	public String getMailid() {
		return mailid;
	}

	public void setId(long string) {
		id = string;
	}

	public void setStuid(String string) {
		stuid = string;
	}

	public void setSturegno(String string) {
		sturegno = string;
	}

	public void setStuname(String string) {
		stuname = string;
	}

	public void setStumark1(String string) {
		stumark1 = string;
	}

	public void setStumark2(String string) {
		stumark2 = string;
	}

	public void setDegree(String string) {
		degree = string;
	}

	public void setMobileno(String string) {
		mobileno = string;
	}

	public void setMailid(String string) {
		mailid = string;
	}

}

Web.xml: 

<?xml version="1.0" encoding="UTF-8"?>
<web-app id="WebApp_ID" version="2.4"
	xmlns="http://java.sun.com/xml/ns/j2ee" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
	xsi:schemaLocation="http://java.sun.com/xml/ns/j2ee http://java.sun.com/xml/ns/j2ee/web-app_2_4.xsd">
	<display-name>Create</display-name>
	<welcome-file-list>
		<welcome-file>index.html</welcome-file>
		<welcome-file>index.htm</welcome-file>
		<welcome-file>index.jsp</welcome-file>
		<welcome-file>default.html</welcome-file>
		<welcome-file>default.htm</welcome-file>
		<welcome-file>default.jsp</welcome-file>
	</welcome-file-list>
</web-app>

Hibernate.cfg.xml:

<!DOCTYPE hibernate-configuration PUBLIC
	"-//Hibernate/Hibernate Configuration DTD//EN"
	"http://hibernate.sourceforge.net/hibernate-configuration-3.0.dtd">
<hibernate-configuration>
	<session-factory name="studentFactory">
		<property name="connection.driver_class">
			oracle.jdbc.OracleDriver
	        </property>
		<property name="connection.url">
			jdbc:oracle:thin:@localhost:1521:XE
		</property>
		<property name="connection.username">
			system
		</property>
		<property name="connection.password">
			system
		</property>
		<property name="connection.pool_size">5</property>
		<!-- SQL dialect -->
		<property name="dialect">
			org.hibernate.dialect.OracleDialect
	        </property>
		<!-- Echo all executed SQL to stdout -->
		<property name="show_sql">true</property>
		<property name="hbm2ddl.auto">update</property>
		<mapping resource="com\\xml\\Student.hbm.xml" />
	</session-factory>
</hibernate-configuration>

Student.hbm.xml: 

<?xml version="1.0"?>
<!DOCTYPE hibernate-mapping PUBLIC
	"-//Hibernate/Hibernate Mapping DTD//EN"
	"http://hibernate.sourceforge.net/hibernate-mapping-3.0.dtd">
<hibernate-mapping>
	<class name="com.candidjava.Student" table="Student2">
		<id name="id" type="long" column="Id">
			<generator class="increment" />
		</id>
		<property name="stuid" column="StuId" not-null="true" />
		<property name="sturegno" column="StuRegNO" />
		<property name="stuname" column="StuName" />
		<property name="stumark1" column="StuMark1" />
		<property name="stumark2" column="StuMark2" />
		<property name="degree" column="Degree" />
		<property name="mobileno" column="MobileNo" />
		<property name="mailid" column="MailId" />
	</class>
</hibernate-mapping>

 OUTPUT:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

                                                                                                              

  

                                                                                                                                     

  

 

 

 

 

  

 

 

 

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