Source Code : Session Disconnect And Reconnect

Java Is Open Source Programming Language You Can Download From Java and Java Libraries From http://www.oracle.com. Click Here to download
We provide this code related to title for you to solve your developing problem easily. Libraries which is import in this program you can download from http://www.oracle.com. Click Here or search from google with Libraries Name you get jar file related it

Session Disconnect And Reconnect

/////////////////////////////////////////////////////////////////////////
import java.util.*;

import java.sql.*;
import org.hibernate.*;
import org.hibernate.cfg.*;
import org.hibernate.criterion.*;

public class Main {
  
  public static void main(String[] args) {
    HibernateUtil.setup("create table Supplier ( id int, name VARCHAR);");
    HibernateUtil.setup("create table Product ( id int, name VARCHAR, description VARCHAR, price double,supplierId int);");
    
    prepareData();

        SessionFactory factory = new Configuration().configure().buildSessionFactory();
        Session session = factory.openSession();
        Query query = session.createQuery("from Product order by name");
        List list = query.list();
        Iterator i = list.iterator();
        while(i.hasNext()) {
           Product p = (Product)i.next();
           System.out.println(p.getName());
        }
        System.out.println("Step 1.");
        //session.close();
        
        session.disconnect();
        session.reconnect();
        query = session.createQuery("from Product order by name");
        list = query.list();
        i = list.iterator();
        while(i.hasNext()) {
           Product p = (Product)i.next();
           System.out.println(p.getName());
        }
        System.out.println("Step 2.");
    
        HibernateUtil.checkData("select * from Supplier");
        HibernateUtil.checkData("select * from Product");

  }
    static public void displaySupplierList(List list) {
        Iterator iter = list.iterator();
        if (!iter.hasNext()) {
            System.out.println("No suppliers to display.");
            return;
        }        
        while (iter.hasNext()) {
            Supplier supplier = (Supplier) iter.next();
            String msg = supplier.getName();
            System.out.println(msg);
        }
    }

 


  private static void prepareData(){
        Session session = HibernateUtil.currentSession();

        Supplier supplier1 = new Supplier();
        supplier1.setName("Supplier Name 1");
        session.save(supplier1);
        
        Supplier supplier2 = new Supplier();
        supplier2.setName("Supplier Name 2");
        session.save(supplier2);        
        
        Product product1 = new Product("Product 1","Name for Product 1", 2.0);
        product1.setSupplier(supplier1);
        supplier1.getProducts().add(product1);
        session.save(product1);
        
        Product product12 = new Product("Product 2","Name for Product 2", 22.0);
        product12.setSupplier(supplier1);
        supplier1.getProducts().add(product12);        
        session.save(product12);
        
        Product product2 = new Product("Product 3", "Name for Product 3", 30.0);
        product2.setSupplier(supplier2);
        supplier2.getProducts().add(product2);
        session.save(product2);
        
        session.flush();
        HibernateUtil.closeSession();
  }
}




/////////////////////////////////////////////////////////////////////////

public class Product
{
    private int id;
    private Supplier supplier;
    
    private String name;
    private String description;
    private double price;
    
    public Product()
    {
        super();
    }
    
    public Product(String name, String description, double price)
    {
        super();
        this.name = name;
        this.description = description;
        this.price = price;
    }
    
    public String getDescription()
    {
        return description;
    }
    public void setDescription(String description)
    {
        this.description = description;
    }
    public int getId()
    {
        return id;
    }
    public void setId(int id)
    {
        this.id = id;
    }
    public String getName()
    {
        return name;
    }
    public void setName(String name)
    {
        this.name = name;
    }
 
    public Supplier getSupplier()
    {
        return supplier;
    }
    public void setSupplier(Supplier supplier)
    {
        this.supplier = supplier;
    }
    
    public double getPrice()
    {
        return price;
    }
    public void setPrice(double price)
    {
        this.price = price;
    }
}



/////////////////////////////////////////////////////////////////////////
import java.util.ArrayList;
import java.util.List;

public class Supplier
{
    private int id;
    private String name;
    private List products = new ArrayList();
    
    public int getId()
    {
        return id;
    }
    public void setId(int id)
    {
        this.id = id;
    }
    public String getName()
    {
        return name;
    }
    public void setName(String name)
    {
        this.name = name;
    }
    public List getProducts()
    {
        return products;
    }
    public void setProducts(List products)
    {
        this.products = products;
    }
}

           
       

Thank with us