===========IDAO.JAVA===============
package com.accenture;

import java.util.List;




public interface Idao {

	public List<User> getUser();

	void saveEmployees(User u);
	List<User> getAllEmployees();
	void deleteEmployees(User u);
}

============USER.JAVA=================
package com.accenture;

import javax.persistence.Column;
import javax.persistence.Entity;
import javax.persistence.Table;
import javax.validation.constraints.Size;

import org.hibernate.validator.constraints.NotEmpty;


public class User {

@NotEmpty(message="can't be empty")
@Size(min=3,max=15)
private String username;

@NotEmpty(message="can't be empty")
private String password;

public User() {}

public User(String username, String password) {
	this.username = username;
	this.password = password;
}

public String getUsername() {
	return username;
}

public void setUsername(String username) {
	this.username = username;
}

public String getPassword() {
	return password;
}

public void setPassword(String password) {
	this.password = password;
}

@Override
public String toString() {
	return "User [username=" + username + ", password=" + password + "]";
}

}
=========================USERCONTROLLER================

package com.accenture;


import java.util.ArrayList;
import java.util.List;
import java.util.Locale;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpSession;
import javax.validation.Valid;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.validation.BindingResult;
import org.springframework.validation.annotation.Validated;
import org.springframework.web.bind.annotation.ModelAttribute;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.servlet.i18n.SessionLocaleResolver;




//import com.acc.String;

@Controller
public class UserController
{
@Autowired
private Idao dao;



@RequestMapping(value="/loginfo.htm",method=RequestMethod.GET)
public String getForm(Model model)
{
	System.out.println("inside loginfo");
	//User u = new User();
	//model.addAttribute("user",u);
	return "first";

}

@RequestMapping(value="/getuser.htm",method=RequestMethod.GET)
public String getEmpForm(Model model)
{
	System.out.println("inside getempform");
	User u = new User();
	model.addAttribute("user",u);
	return "loginform";

}

@RequestMapping(value="/getadmin.htm",method=RequestMethod.GET)
public String getadminForm(Model model)
{
	System.out.println("inside adminform");
	User u = new User();
	model.addAttribute("user",u);
	return "newform";

}




@RequestMapping(value="/getempnew1.htm",method=RequestMethod.POST)
public String getform(@ModelAttribute("user") @Validated User u,BindingResult result,Model model)
{
	System.out.println("inside getempnew1");
	System.out.println(u);
	if(result.hasErrors())
		{
		System.out.println("invalid");
			return "loginform";
		}
	System.out.println("inside getempnew1");
	System.out.println(u);
	/*EmployeeValidator validator = new EmployeeValidator();
	validator.validate(u, result);
	if(result.hasErrors())
	{
		return "loginform";
	}*/
	model.addAttribute("user", u);
	List<User> list1=dao.getUser();
	System.out.println("outside hibernate");
	boolean isFound = false;

	for(User user : list1)
	{
		if(user.getUsername().equals(u.getUsername()) && user.getPassword().equals(u.getPassword()))
		{
			isFound = true;
			System.out.println("valid");
			break;


		}
	}
	if(isFound)
	{
		return "success";
	}
	else
	{
		System.out.println("invalid data");
		return "redirect:getuser.htm";
	}


}




@RequestMapping(value="/changelocal.htm")
public String ChangeLocal(@RequestParam("lang") String lang,HttpServletRequest req,Model model) {
	System.out.println("inside changelocal " + lang);
	HttpSession session = req.getSession();
	//session.setAttribute(SessionLocaleResolver.LOCALE_SESSION_ATTRIBUTE_NAME,new Locale(lang));
	if(lang.equals("Admin"))
	{
		System.out.println("inside admin");
	return "redirect:getadmin.htm";
	}
	else
	{
		System.out.println("inside user");
		return "redirect:getuser.htm";
	}
}

@RequestMapping(value="/new.htm",method=RequestMethod.GET)
public String newEmpForm(Model model)
{
	System.out.println("inside new form");
	User u = new User();
	model.addAttribute("user",u);
	return "succ";

}

@RequestMapping(value="/new1.htm",method=RequestMethod.POST)
public String registerEmployee(@ModelAttribute("user") @Validated User u,BindingResult result,Model model)
{
	System.out.println("inside save employee" + u);
	if(result.hasErrors())
	{
	System.out.println("invalid");
		return "succ";
	}
	model.addAttribute("user", u);
	dao.saveEmployees(u);
	return "logg";


}


@RequestMapping(value="/retrieve.htm",method=RequestMethod.GET)
public String getEmpForm4(Model model,User u)
{
	System.out.println("inside getempform");
	model.addAttribute("user",u);
	List<User> list = dao.getAllEmployees();
	System.out.println(list);
	model.addAttribute("listnew",list);
	System.out.println("***********");
	return "viewform";


	}

@RequestMapping(value="/delete.htm",method=RequestMethod.GET)
public String deleteEmpForm(Model model)
{
	System.out.println("inside deleteempform");
	User u = new User();
	model.addAttribute("user",u);
	return "deleteform";
}


@RequestMapping(value="/delete1.htm",method=RequestMethod.POST)
public String delete1Employee(@ModelAttribute("user") User u,Model model)
{
	System.out.println("inside delete employee" + u);
	model.addAttribute("user", u);
	List<User> list1=dao.getUser();
	System.out.println("outside hibernate");
	boolean isFound = false;

	for(User user : list1)
	{
		if(user.getUsername().equals(u.getUsername()) && user.getPassword().equals(u.getPassword()))
		{
			isFound = true;
			System.out.println("valid");

			break;


		}
	}
	if(isFound)
	{

		System.out.println(u);
		dao.deleteEmployees(u);
		return "success";
	}
	else
	{
		System.out.println("invalid data");
		return "redirect:delete.htm";
	}



}


}



============================USERHIBERNATEDAO================
package com.accenture;


import java.util.ArrayList;
import java.util.List;
import java.util.Locale;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpSession;
import javax.validation.Valid;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.validation.BindingResult;
import org.springframework.validation.annotation.Validated;
import org.springframework.web.bind.annotation.ModelAttribute;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.servlet.i18n.SessionLocaleResolver;




//import com.acc.String;

@Controller
public class UserController
{
@Autowired
private Idao dao;



@RequestMapping(value="/loginfo.htm",method=RequestMethod.GET)
public String getForm(Model model)
{
	System.out.println("inside loginfo");
	//User u = new User();
	//model.addAttribute("user",u);
	return "first";

}

@RequestMapping(value="/getuser.htm",method=RequestMethod.GET)
public String getEmpForm(Model model)
{
	System.out.println("inside getempform");
	User u = new User();
	model.addAttribute("user",u);
	return "loginform";

}

@RequestMapping(value="/getadmin.htm",method=RequestMethod.GET)
public String getadminForm(Model model)
{
	System.out.println("inside adminform");
	User u = new User();
	model.addAttribute("user",u);
	return "newform";

}




@RequestMapping(value="/getempnew1.htm",method=RequestMethod.POST)
public String getform(@ModelAttribute("user") @Validated User u,BindingResult result,Model model)
{
	System.out.println("inside getempnew1");
	System.out.println(u);
	if(result.hasErrors())
		{
		System.out.println("invalid");
			return "loginform";
		}
	System.out.println("inside getempnew1");
	System.out.println(u);
	/*EmployeeValidator validator = new EmployeeValidator();
	validator.validate(u, result);
	if(result.hasErrors())
	{
		return "loginform";
	}*/
	model.addAttribute("user", u);
	List<User> list1=dao.getUser();
	System.out.println("outside hibernate");
	boolean isFound = false;

	for(User user : list1)
	{
		if(user.getUsername().equals(u.getUsername()) && user.getPassword().equals(u.getPassword()))
		{
			isFound = true;
			System.out.println("valid");
			break;


		}
	}
	if(isFound)
	{
		return "success";
	}
	else
	{
		System.out.println("invalid data");
		return "redirect:getuser.htm";
	}


}




@RequestMapping(value="/changelocal.htm")
public String ChangeLocal(@RequestParam("lang") String lang,HttpServletRequest req,Model model) {
	System.out.println("inside changelocal " + lang);
	HttpSession session = req.getSession();
	//session.setAttribute(SessionLocaleResolver.LOCALE_SESSION_ATTRIBUTE_NAME,new Locale(lang));
	if(lang.equals("Admin"))
	{
		System.out.println("inside admin");
	return "redirect:getadmin.htm";
	}
	else
	{
		System.out.println("inside user");
		return "redirect:getuser.htm";
	}
}

@RequestMapping(value="/new.htm",method=RequestMethod.GET)
public String newEmpForm(Model model)
{
	System.out.println("inside new form");
	User u = new User();
	model.addAttribute("user",u);
	return "succ";

}

@RequestMapping(value="/new1.htm",method=RequestMethod.POST)
public String registerEmployee(@ModelAttribute("user") @Validated User u,BindingResult result,Model model)
{
	System.out.println("inside save employee" + u);
	if(result.hasErrors())
	{
	System.out.println("invalid");
		return "succ";
	}
	model.addAttribute("user", u);
	dao.saveEmployees(u);
	return "logg";


}


@RequestMapping(value="/retrieve.htm",method=RequestMethod.GET)
public String getEmpForm4(Model model,User u)
{
	System.out.println("inside getempform");
	model.addAttribute("user",u);
	List<User> list = dao.getAllEmployees();
	System.out.println(list);
	model.addAttribute("listnew",list);
	System.out.println("***********");
	return "viewform";


	}

@RequestMapping(value="/delete.htm",method=RequestMethod.GET)
public String deleteEmpForm(Model model)
{
	System.out.println("inside deleteempform");
	User u = new User();
	model.addAttribute("user",u);
	return "deleteform";
}


@RequestMapping(value="/delete1.htm",method=RequestMethod.POST)
public String delete1Employee(@ModelAttribute("user") User u,Model model)
{
	System.out.println("inside delete employee" + u);
	model.addAttribute("user", u);
	List<User> list1=dao.getUser();
	System.out.println("outside hibernate");
	boolean isFound = false;

	for(User user : list1)
	{
		if(user.getUsername().equals(u.getUsername()) && user.getPassword().equals(u.getPassword()))
		{
			isFound = true;
			System.out.println("valid");

			break;


		}
	}
	if(isFound)
	{

		System.out.println(u);
		dao.deleteEmployees(u);
		return "success";
	}
	else
	{
		System.out.println("invalid data");
		return "redirect:delete.htm";
	}



}


}