EmployeeFormController.java

package by.testweb.web.formcontrollers;

import java.util.List;

import javax.servlet.http.HttpServletRequest;

import org.apache.commons.logging.Log;

import org.apache.commons.logging.LogFactory;

import org.springframework.beans.factory.annotation.Autowired;

import org.springframework.stereotype.Controller;

import org.springframework.ui.ModelMap;

import org.springframework.validation.BindingResult;

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.support.SessionStatus;

import by.testweb.dto.DepartmentDto;

import by.testweb.dto.EmployeeDto;

import by.testweb.service.IDepartmentService;

import by.testweb.service.IEmployeeService;

import by.testweb.web.validators.EmployeeValidator;

@Controller

@RequestMapping("/Employers.html")

public class EmployeeFormController{

EmployeeValidator employeeValidator;

@Autowired

public EmployeeFormController(EmployeeValidator employeeValidator){

this.employeeValidator = employeeValidator;

}

@Autowired

IDepartmentService departmentManagerService;

@Autowired

IEmployeeService employeeManagerService;

final Log logger = LogFactory.getLog(getClass());

@RequestMapping(method = RequestMethod.POST)

public String processSubmit(@ModelAttribute ("employee") EmployeeDto employee,

BindingResult result, SessionStatus status,

HttpServletRequest request, ModelMap model) {

if(isSave(request)){

employeeValidator.validate(employee, result);

if(!result.hasErrors()){

if(employee.getId()!=null){

employeeManagerService.update(employee);

logger.info("Update employee, name - "+employee.getName()+"; wage - "+employee.getWage()+"; id- "+employee.getId()+"; for " +request.getRemoteAddr());

}else{

Long id = employeeManagerService.save(employee);

employee.setId(id);

logger.info("Save new employee, name - "+employee.getName()+"; wage - "+employee.getWage()+"; id- "+employee.getId()+"; for " +request.getRemoteAddr());

}

}

}

if(isNew(request)){

forceBind(employee, new EmployeeDto());

}

if(isDelete(request)){

logger.info("Delete employee, name - "+employee.getName()+"; wage - "+employee.getWage()+"; id- "+employee.getId()+"; for " +request.getRemoteAddr());

employeeManagerService.deleteById(employee.getId());

forceBind(employee, new EmployeeDto());

}

if(isReselect(request)){

EmployeeDto newEmployee = employeeManagerService.getEmployeeById(employee.getId());

forceBind(employee, newEmployee);

logger.info("Select employee, name - "+employee.getName()+"; wage - "+employee.getWage()+"; id- "+employee.getId()+"; for " +request.getRemoteAddr());

}

if(isDepartment(request)){

request.getSession().setAttribute("departmentId", employee.getDepartment());

return "redirect:Departments.html";

}

if(isReturn(request)){

request.getSession().setAttribute("employeeId", null);

return "redirect:Departments.html";

}

model.addAttribute("isNew", isNew(employee));

model.addAttribute("employee", employee);

model.addAttribute("departments", getDepartments());

model.addAttribute("employers", getEmployers());

return "Employers";

}

@RequestMapping(method = RequestMethod.GET)

public String initForm(ModelMap model, HttpServletRequest request) {

if(request.getSession().getAttribute("employeeId")!=null){

Long id = (Long)request.getSession().getAttribute("employeeId");

request.getSession().setAttribute("employeeId", null);

model.addAttribute("isNew", false);

model.addAttribute("employee", employeeManagerService.getEmployeeById(id));

}else{

model.addAttribute("employee", new EmployeeDto());

}

return "Employers";

}

@ModelAttribute("isNew")

public boolean isNew(@ModelAttribute ("employee") EmployeeDto employee){

return employee.getId()==null;

}

@ModelAttribute("departments")

public List<DepartmentDto> getDepartments(){

return departmentManagerService.getAllDepartments();

}

@ModelAttribute("employers")

public List<EmployeeDto> getEmployers(){

return employeeManagerService.getAllEmployers();

}

private boolean isSave(HttpServletRequest request){

return request.getParameter("save")!=null;

}

private boolean isNew(HttpServletRequest request){

return request.getParameter("new")!=null;

}

private boolean isDelete(HttpServletRequest request){

return request.getParameter("delete")!=null;

}

private boolean isReturn(HttpServletRequest request){

return request.getParameter("return")!=null;

}

private boolean isDepartment(HttpServletRequest request){

return request.getParameter("getDepartment")!=null;

}

private boolean isReselect(HttpServletRequest request){

return (!isSave(request) & !isNew(request) & !isDelete(request) & !isReturn(request) & !isDepartment(request));

}

private void forceBind(EmployeeDto command, EmployeeDto employee){

command.setId(employee.getId());

command.setName(employee.getName());

command.setDepartment(employee.getDepartment());

command.setWage(employee.getWage());

}

}

Date: 2016-01-14; view: 808