// Класс ОбработкаМеню для реализации команд меню

package com.processing; import com.organizations.*; import java.io.*; import java.time.LocalDate; import java.util.*; public class menuProcessing implements menyCompanyCommands, menuRegionCommands { static List<Company> companyList = new ArrayList<>(); static Set<Region> regionList = new HashSet<>(); static Scanner read = new Scanner(System.in); public void addNewCompany() { read.nextLine(); System.out.println("Введите название компании: "); String name = read.nextLine(); read.nextLine(); System.out.println("Введите название и код региона: "); Region region = new Region(read.nextLine(), read.nextInt()); regionList.add(region); read.nextLine(); System.out.println("Введите количество сотрудников: "); int employeeAmount = read.nextInt(); read.nextLine(); System.out.println("Введите дату регистрации в формате дд мм гггг: "); int[] dmy = Arrays.stream(read.nextLine().split(" ")).mapToInt(Integer::parseInt).toArray(); LocalDate dateOfRegistration = LocalDate.of(dmy[2], dmy[1], dmy[0]); companyList.add(new Company(name, region, employeeAmount, dateOfRegistration)); } @Override public void addNewRegion() { read.nextLine(); System.out.println("Введите название региона: "); String name = read.nextLine(); System.out.println("Введите код региона: "); int code = read.nextInt(); regionList.add(new Region(name, code)); } @Override public void showAllCompanies() { for (Company company : companyList) { System.out.println(company); } } public void showAllRegions() { for (Region region : regionList) { System.out.println(region); } } @Override public void showBigCompanies() { for (Company company : companyList) { if (company.getEmployeeAmount() > 1000) { System.out.println(company); } } } @Override public void showMidCompanies() { for (Company company : companyList) { if (company.getEmployeeAmount() > 500 && company.getEmployeeAmount() < 1001) { System.out.println(company); } } } @Override public void showSmallCompanies() { for (Company company : companyList) { if (company.getEmployeeAmount() < 501) { System.out.println(company); } } } @Override public void showCompaniesByRegion() { System.out.println("Введите номер региона для фильтрации: "); int regNum = read.nextInt(); for (Company company : companyList) { if (company.getRegionCode() == regNum) { System.out.println(company); } } } @Override public void readCompaniesFromFile() { try (ObjectInputStream inputStream = new ObjectInputStream(new FileInputStream("ListOfCompanies.txt"))) { Object obj; while ((obj = inputStream.readObject()) != null) { Company cmpn = (Company) obj; companyList.add(cmpn); System.out.println(cmpn); } } catch (EOFException ex){ System.out.println("Компании считаны"); } catch (Exception ex) { ex.printStackTrace(); } } @Override public void writeCompaniesToFile() { try (ObjectOutputStream outputStream = new ObjectOutputStream(new FileOutputStream("ListOfCompanies.txt"))) { for (Company company : companyList) { outputStream.writeObject(company); } } catch (Exception ex) { ex.printStackTrace(); } } @Override public void readRegionsFromFile() { try (ObjectInputStream inputStream = new ObjectInputStream(new FileInputStream("ListOfRegions.txt"))) { Object obj; while ((obj = inputStream.readObject()) != null) { Region rgn = (Region) obj; regionList.add(rgn); System.out.println(rgn); } } catch (EOFException ex){ System.out.println("Регионы считаны"); } catch (Exception ex) { ex.printStackTrace(); } } @Override public void writeRegionsToFile() { try (ObjectOutputStream outputStream = new ObjectOutputStream(new FileOutputStream("ListOfRegions.txt"))) { for (Region region : regionList) { outputStream.writeObject(region); } } catch (Exception ex) { ex.printStackTrace(); } } }