2020-03-14 07:07:04

/*
 * To change this license header, choose License Headers in Project Properties.
 * To change this template file, choose Tools | Templates
 * and open the template in the editor.
 */
package QLXeco;

import java.util.Scanner;

/**
 *
 * @author Admin
 */
public class Main {
    public static void main(String[] args) {
        XeMayHoaBinh xmHB = new XeMayHoaBinh();
        XeMayHaNoi xmHN = new XeMayHaNoi();
        int choose;
        Scanner scanner = new Scanner(System.in);
        do {
            showmenu();
            choose = scanner.nextInt();
            switch (choose) {
                case 1:
                    xmHB.nhap();
                    xmHB.hienthi();
                    break;
                case 2:
                    xmHN.nhap();
                    xmHN.hienthi();
                    break;
                case 3:
                    int index;
                    do {
                        System.out.println("1. Hoa Binh");
                        System.out.println("2. Ha Noi");
                        index = scanner.nextInt();
                        switch (index) {
                            case 1:
                                xmHB.sapxep();
                                xmHB.hienthi();
                                break;
                            case 2:
                                xmHN.sapxep();
                                xmHN.hienthi();
                                break;
                            default:
                                System.err.println("Vui long chon lai : ");
                                break;
                        }
                    } while (index < 1 || index > 2);
                    break;
                case 4:
                    int bienso;
                    do {
                        System.out.println("1. Hoa Binh");
                        System.out.println("2. Ha Noi");
                        bienso = scanner.nextInt();
                        switch (bienso) {
                            case 1:
                                xmHB.timkiem();
                                break;
                            case 2:
                                xmHN.timkiem();
                                break;
                            default:
                                System.err.println("Vui long chon lai : ");
                                break;
                        }
                    } while (bienso < 1 || bienso > 2);
                    break;
                case 5:
                    int soluong;
                    do {
                        System.out.println("1. Hoa Binh");
                        System.out.println("2. Ha Noi");
                        soluong = scanner.nextInt();
                        switch (soluong) {
                            case 1:
                                xmHB.soluongXe();
                                break;
                            case 2:
                                xmHN.soluongXe();
                                break;
                            default:
                                System.err.println("Vui long chon lai : ");
                                break;
                        }
                    } while (soluong < 1 || soluong > 2);
                    break;
                case 6:
                    System.out.println("Thoat thanh cong.");
                    break;
                default:
                    System.out.println("Cu phap sai,Vui long chon lai : ");
                    break;
            }

        } while (choose != 6);
    }

    public static void showmenu() {
        System.out.println("1. Nhap thong tin cho so xe may tai tinh Hoa Binh. ");
        System.out.println("2. Nhap thong tin cho so xe may tai tinh Ha Noi. ");
        System.out.println("3. Sap xep danh sach tang dan theo bien so xe. ");
        System.out.println("4. Tim kiem thong tin xe theo bien so xe. ");
        System.out.println("5. Thong ke so luong xe dang quan ly. ");
        System.out.println("6. Thoat.");
        System.out.println("Choose: ");
    }
}

/*
 * To change this license header, choose License Headers in Project Properties.
 * To change this template file, choose Tools | Templates
 * and open the template in the editor.
 */
package QLXeco;

/**
 *
 * @author Admin
 */
public interface IXe {
    public void nhap();
    public void hienthi();
}

/*
 * To change this license header, choose License Headers in Project Properties.
 * To change this template file, choose Tools | Templates
 * and open the template in the editor.
 */
package QLXeco;

import java.util.Scanner;

/**
 *
 * @author Admin
 */
public class XeMay implements IXe {
    public String bienso,loaixe, mauxe;
    public float giatien;

    public XeMay() {
    }

    public XeMay(String bienso, String loaixe, String mauxe, float giatien) {
        this.bienso = bienso;
        this.loaixe = loaixe;
        this.mauxe = mauxe;
        this.giatien = giatien;
    }
    
    @Override
    public void nhap(){
        Scanner scanner = new Scanner(System.in);
        System.out.println("Nhap thong tin xe: ");
        System.out.println("Nhap bien so: ");
        bienso = scanner.nextLine();
        System.out.println("Nhap loai xe: ");
        loaixe = scanner.nextLine();
        System.out.println("Nhap mau xe: ");
        mauxe = scanner.nextLine();
        System.out.println("Nhap gia tien: ");
        giatien = Integer.parseInt(scanner.nextLine());
    }
    
    @Override
    public void hienthi(){
        System.out.println(toString());
    }
    
    @Override
    public String toString() {
        return "XeMay{" + "bienso=" + bienso + ", loaixe=" + loaixe + ", mauxe=" + mauxe + ", giatien=" + giatien + '}';
    }

    public String getBienso() {
        return bienso;
    }

    public void setBienso(String bienso) {
        this.bienso = bienso;
    }

    public String getLoaixe() {
        return loaixe;
    }

    public void setLoaixe(String loaixe) {
        this.loaixe = loaixe;
    }

    public String getMauxe() {
        return mauxe;
    }

    public void setMauxe(String mauxe) {
        this.mauxe = mauxe;
    }

    public float getGiatien() {
        return giatien;
    }

    public void setGiatien(float giatien) {
        this.giatien = giatien;
    } 
}

/*
 * To change this license header, choose License Headers in Project Properties.
 * To change this template file, choose Tools | Templates
 * and open the template in the editor.
 */
package QLXeco;

import java.util.ArrayList;
import java.util.Collections;
import java.util.Comparator;
import java.util.Scanner;

/**
 *
 * @author Admin
 */
public class XeMayHaNoi extends XeMay{
    public int n;
    public ArrayList<XeMay> mangXe = new ArrayList<>();

    public XeMayHaNoi() {
    }
     public XeMayHaNoi(String bienso, String loaixe, String mauxe, float giatien) {
        super(bienso, loaixe, mauxe, giatien);
    }
    @Override
    public void hienthi() {
        System.out.println("Danh sach xe may Ha Noi");
        mangXe.forEach((mangXe1) -> {
            mangXe1.hienthi();
        });
    }
    @Override
    public void nhap() {
        Scanner sc = new Scanner(System.in);
        System.out.println("Nhap thong tin cho n xe may o tinh Ha Noi");
        n = Integer.parseInt(sc.nextLine());
        for (int i = 0; i < n; i++) {
            XeMay xm = new XeMay();
            xm.nhap();
            mangXe.add(xm);
        }
    }
     public void sapxep() {
        Collections.sort(mangXe, (XeMay o1, XeMay o2) -> o1.getBienso().compareTo(o2.getBienso()));
    }

    public void soluongXe() {
        System.out.println("So luong xe quan li o Ha Noi:" + mangXe.size());
    }

    public void timkiem() {
        int a = -1;
        Scanner sc = new Scanner(System.in);
        System.out.println("Nhap bien so can tim");
        String bienso = sc.nextLine();
        for (int i = 0; i < mangXe.size(); i++) {
            if (mangXe.get(i).getBienso().equalsIgnoreCase(bienso)) {
                a = i;
            }
        }
        if (a != -1) {
            mangXe.get(a).hienthi();
        } else {
            System.out.println("Khong tim thay bien so" + bienso);
        }
    }

    public int getN() {
        return n;
    }

    public void setN(int n) {
        this.n = n;
    }

    public ArrayList<XeMay> getMangXe() {
        return mangXe;
    }

    public void setMangXe(ArrayList<XeMay> mangXe) {
        this.mangXe = mangXe;
    }

}

/*
 * To change this license header, choose License Headers in Project Properties.
 * To change this template file, choose Tools | Templates
 * and open the template in the editor.
 */
package QLXeco;

import java.util.ArrayList;
import java.util.Collections;
import java.util.Comparator;
import java.util.Scanner;

/**
 *
 * @author Admin
 */
public class XeMayHoaBinh extends XeMay {
     private int n;
    private ArrayList<XeMay> mangXe = new ArrayList<>();

    public XeMayHoaBinh() {
    }

    public XeMayHoaBinh(String bienso, String loaixe, String mauxe, float giatien) {
        super(bienso, loaixe, mauxe, giatien);
    }

    @Override
    public void hienthi() {
        System.out.println("Danh sach xe may Hoa Binh");
        for (XeMay mangXe1 : mangXe) {
            mangXe1.hienthi();
        }
    }

    public void timkiem() {
        int a = -1;
        Scanner sc = new Scanner(System.in);
        System.out.println("Nhap bien so can tim");
        String bienso = sc.nextLine();
        for (int i = 0; i < mangXe.size(); i++) {
            if (mangXe.get(i).getBienso().equalsIgnoreCase(bienso)) {
                a = i;
            }
        }
        if (a != -1) {
            mangXe.get(a).hienthi();
        } else {
            System.out.println("Khong tim thay bien so" + bienso);
        }
    }

    @Override
    public void nhap() {
        Scanner sc = new Scanner(System.in);
        System.out.println("Nhap thong tin cho n xe may o tinh Hoa Binh");
        n = Integer.parseInt(sc.nextLine());
        for (int i = 0; i < n; i++) {
            XeMay xm = new XeMay();
            xm.nhap();
            mangXe.add(xm);
        }
    }

    public void soluongXe() {
        System.out.println("So luong xe quan li o Hoa Binh:" + mangXe.size());
    }

    public int getN() {
        return n;
    }

    public void setN(int n) {
        this.n = n;
    }

    public ArrayList<XeMay> getMangXe() {
        return mangXe;
    }

    public void setMangXe(ArrayList<XeMay> mangXe) {
        this.mangXe = mangXe;
    }

    public void sapxep() {
        Collections.sort(mangXe, (XeMay o1, XeMay o2) -> o1.getBienso().compareTo(o2.getBienso()));
    }
}

2020-03-14 07:00:45

main :

/*
 * To change this license header, choose License Headers in Project Properties.
 * To change this template file, choose Tools | Templates
 * and open the template in the editor.
 */
package Quanlixe;

import java.util.Scanner;

/**
 *
 * @author Admin
 */
public class Main {
    public static void main(String[] args) {
        XeMayHB xmHB = new XeMayHB();
        XeMayHN xmHN = new XeMayHN();
        int choose;
        Scanner scanner = new Scanner(System.in);
        do {
            showmenu();
            choose = scanner.nextInt();
            switch (choose) {
                case 1:
                    xmHB.nhap();
                    xmHB.hienthi();
                    break;
                case 2:
                    xmHN.nhap();
                    xmHN.hienthi();
                    break;
                case 3:
                    int index;
                    do {
                        System.out.println("1.Hoa Binh");
                        System.out.println("2.Ha Noi");
                        index = scanner.nextInt();
                        switch (index) {
                            case 1:
                                xmHB.sapxep();
                                xmHB.hienthi();
                                break;
                            case 2:
                                xmHN.sapxep();
                                xmHN.hienthi();
                                break;
                            default:
                                System.err.println("Chon lai di");
                                break;
                        }
                    } while (index < 1 || index > 2);
                    break;
                case 4:
                    int bienso;
                    do {
                        System.out.println("1.Hoa Binh");
                        System.out.println("2.Ha Noi");
                        bienso = scanner.nextInt();
                        switch (bienso) {
                            case 1:
                                xmHB.timkiem();
                                break;
                            case 2:
                                xmHN.timkiem();
                                break;
                            default:
                                System.err.println("Chon lai di");
                                break;
                        }
                    } while (bienso < 1 || bienso > 2);
                    break;
                case 5:
                    int soluong;
                    do {
                        System.out.println("1.Hoa Binh");
                        System.out.println("2.Ha Noi");
                        soluong = scanner.nextInt();
                        switch (soluong) {
                            case 1:
                                xmHB.soluongXe();
                                break;
                            case 2:
                                xmHN.soluongXe();
                                break;
                            default:
                                System.err.println("Chon lai di");
                                break;
                        }
                    } while (soluong < 1 || soluong > 2);
                    break;
                case 6:
                    System.out.println("Thoat thanh cong");
                    break;
                default:
                    System.out.println("Nhap sai roi ,nhap lai di ban eii");
                    break;
            }

        } while (choose != 6);
    }

    public static void showmenu() {
        System.out.println("1.Nhap thong tin cho so xe may tai tinh Hoa Binh.");
        System.out.println("2. Nhap thong tin cho so xe may tai tinh Ha Noi.");
        System.out.println("3. Sap xep danh sach tang dan theo bien so xe.");
        System.out.println("4. Tim kiem thong tin xe theo bien so xe.");
        System.out.println("5. Thong ke so luong xe dang quan ly.");
        System.out.println("6:Thoat");
        System.out.println("Choose:");
    }
}

/*
 * To change this license header, choose License Headers in Project Properties.
 * To change this template file, choose Tools | Templates
 * and open the template in the editor.
 */
package Quanlixe;

/**
 *
 * @author Admin
 */
public interface IXe {
    public void nhap();
    public void hienthi();
}

/*
 * To change this license header, choose License Headers in Project Properties.
 * To change this template file, choose Tools | Templates
 * and open the template in the editor.
 */
package Quanlixe;

import java.util.Scanner;

/**
 *
 * @author Admin
 */
public class XeMay implements IXe {
    public String bienso,loaixe, mauxe;
    public float giatien;

    public XeMay() {
    }

    public XeMay(String bienso, String loaixe, String mauxe, float giatien) {
        this.bienso = bienso;
        this.loaixe = loaixe;
        this.mauxe = mauxe;
        this.giatien = giatien;
    }
    
    @Override
    public void nhap(){
        Scanner scanner = new Scanner(System.in);
        System.out.println("Nhap thong tin xe: ");
        System.out.println("Nhap bien so: ");
        bienso = scanner.nextLine();
        System.out.println("Nhap loai xe: ");
        loaixe = scanner.nextLine();
        System.out.println("Nhap mau xe: ");
        mauxe = scanner.nextLine();
        System.out.println("Nhap gia tien: ");
        giatien = Integer.parseInt(scanner.nextLine());
    }
    
    @Override
    public void hienthi(){
        System.out.println(toString());
    }
    
    @Override
    public String toString() {
        return "XeMay{" + "bienso=" + bienso + ", loaixe=" + loaixe + ", mauxe=" + mauxe + ", giatien=" + giatien + '}';
    }

    public String getBienso() {
        return bienso;
    }

    public void setBienso(String bienso) {
        this.bienso = bienso;
    }

    public String getLoaixe() {
        return loaixe;
    }

    public void setLoaixe(String loaixe) {
        this.loaixe = loaixe;
    }

    public String getMauxe() {
        return mauxe;
    }

    public void setMauxe(String mauxe) {
        this.mauxe = mauxe;
    }

    public float getGiatien() {
        return giatien;
    }

    public void setGiatien(float giatien) {
        this.giatien = giatien;
    }
    
    

   
    
    
}

/*
 * To change this license header, choose License Headers in Project Properties.
 * To change this template file, choose Tools | Templates
 * and open the template in the editor.
 */
package Quanlixe;

import java.util.ArrayList;
import java.util.Collections;
import java.util.Scanner;

/**
 *
 * @author Admin
 */
public class XeMayHN extends XeMay{
    public int n;
    public ArrayList<XeMay> mangXe = new ArrayList<>();

    public XeMayHN() {
    }
     public XeMayHN(String bienso, String loaixe, String mauxe, float giatien) {
        super(bienso, loaixe, mauxe, giatien);
    }
    @Override
    public void hienthi() {
        System.out.println("Danh sach xe may Ha Noi");
        mangXe.forEach((mangXe1) -> {
            mangXe1.hienthi();
        });
    }
    @Override
    public void nhap() {
        Scanner sc = new Scanner(System.in);
        System.out.println("Nhap thong tin cho n xe may o tinh Ha Noi");
        n = Integer.parseInt(sc.nextLine());
        for (int i = 0; i < n; i++) {
            XeMay xm = new XeMay();
            xm.nhap();
            mangXe.add(xm);
        }
    }
     public void sapxep() {
        Collections.sort(mangXe, (XeMay o1, XeMay o2) -> o1.getBienso().compareTo(o2.getBienso()));
    }

    public void soluongXe() {
        System.out.println("So luong xe quan li o Ha Noi:" + mangXe.size());
    }

    public void timkiem() {
        int a = -1;
        Scanner sc = new Scanner(System.in);
        System.out.println("Nhap bien so can tim");
        String bienso = sc.nextLine();
        for (int i = 0; i < mangXe.size(); i++) {
            if (mangXe.get(i).getBienso().equalsIgnoreCase(bienso)) {
                a = i;
            }
        }
        if (a != -1) {
            mangXe.get(a).hienthi();
        } else {
            System.out.println("Khong tim thay xe co bien so: " + bienso);
        }
    }

    public int getN() {
        return n;
    }

    public void setN(int n) {
        this.n = n;
    }

    public ArrayList<XeMay> getMangXe() {
        return mangXe;
    }

    public void setMangXe(ArrayList<XeMay> mangXe) {
        this.mangXe = mangXe;
    }

}

/*
 * To change this license header, choose License Headers in Project Properties.
 * To change this template file, choose Tools | Templates
 * and open the template in the editor.
 */
package Quanlixe;

import java.util.ArrayList;
import java.util.Collections;
import java.util.Scanner;

/**
 *
 * @author Admin
 */
public class XeMayHB extends XeMay {
     private int n;
    private ArrayList<XeMay> mangXe = new ArrayList<>();

    public XeMayHB() {
    }

    public XeMayHB(String bienso, String loaixe, String mauxe, float giatien) {
        super(bienso, loaixe, mauxe, giatien);
    }

    @Override
    public void hienthi() {
        System.out.println("Danh sach xe may Hoa Binh");
        for (XeMay mangXe1 : mangXe) {
            mangXe1.hienthi();
        }
    }

    public void timkiem() {
        int a = -1;
        Scanner sc = new Scanner(System.in);
        System.out.println("Nhap bien so can tim");
        String bienso = sc.nextLine();
        for (int i = 0; i < mangXe.size(); i++) {
            if (mangXe.get(i).getBienso().equalsIgnoreCase(bienso)) {
                a = i;
            }
        }
        if (a != -1) {
            mangXe.get(a).hienthi();
        } else {
            System.out.println("Khong tim thay xe co bien so: " + bienso);
        }
    }

    @Override
    public void nhap() {
        Scanner sc = new Scanner(System.in);
        System.out.println("Nhap thong tin cho n xe may o tinh Hoa Binh");
        n = Integer.parseInt(sc.nextLine());
        for (int i = 0; i < n; i++) {
            XeMay xm = new XeMay();
            xm.nhap();
            mangXe.add(xm);
        }
    }

    public void soluongXe() {
        System.out.println("So luong xe quan li o Hoa Binh:" + mangXe.size());
    }

    public int getN() {
        return n;
    }

    public void setN(int n) {
        this.n = n;
    }

    public ArrayList<XeMay> getMangXe() {
        return mangXe;
    }

    public void setMangXe(ArrayList<XeMay> mangXe) {
        this.mangXe = mangXe;
    }

    public void sapxep() {
        Collections.sort(mangXe, (XeMay o1, XeMay o2) -> o1.getBienso().compareTo(o2.getBienso()));
    }
}

2020-03-14 02:12:52

/*
 * To change this license header, choose License Headers in Project Properties.
 * To change this template file, choose Tools | Templates
 * and open the template in the editor.
 */
package QuanLiXeCo2;

/**
 *
 * @author Thien Phu
 */
public interface IXe {

    void nhap();

    void hienthi();
}

/*
 * To change this license header, choose License Headers in Project Properties.
 * To change this template file, choose Tools | Templates
 * and open the template in the editor.
 */
package QuanLiXeCo2;

import java.util.Scanner;

/**
 *
 * @author Thien Phu
 */
public class XeMay implements IXe {

    private String bienso, loaixe, mauxe;
    private float giatien;

    public XeMay() {
    }

    public XeMay(String bienso, String loaixe, String mauxe, float giatien) {
        this.bienso = bienso;
        this.loaixe = loaixe;
        this.mauxe = mauxe;
        this.giatien = giatien;
    }

    @Override
    public void nhap() {
        Scanner sc = new Scanner(System.in);
        System.out.println("Nhap thong tin xe");
        System.out.println("Nhap bien so: ");
        bienso = sc.nextLine();
        System.out.println("Nhap loai xe");
        loaixe = sc.nextLine();
        System.out.println("Nhap mau xe");
        mauxe = sc.nextLine();
        System.out.println("Nhap gia tien");
        giatien = Integer.parseInt(sc.nextLine());
    }

    @Override
    public void hienthi() {
        System.out.println(toString());
    }

    @Override
    public String toString() {
        return "XeMay{" + "bienso=" + bienso + ", loaixe=" + loaixe + ", mauxe=" + mauxe + ", giatien=" + giatien + '}';
    }

    public String getBienso() {
        return bienso;
    }

    public void setBienso(String bienso) {
        this.bienso = bienso;
    }

    public String getLoaixe() {
        return loaixe;
    }

    public void setLoaixe(String loaixe) {
        this.loaixe = loaixe;
    }

    public String getMauxe() {
        return mauxe;
    }

    public void setMauxe(String mauxe) {
        this.mauxe = mauxe;
    }

    public float getGiatien() {
        return giatien;
    }

    public void setGiatien(float giatien) {
        this.giatien = giatien;
    }
}

/*
 * To change this license header, choose License Headers in Project Properties.
 * To change this template file, choose Tools | Templates
 * and open the template in the editor.
 */
package QuanLiXeCo2;

import java.util.ArrayList;
import java.util.Collections;
import java.util.Comparator;
import java.util.Scanner;

/**
 *
 * @author Thien Phu
 */
public class XeMayHN extends XeMay {

    private int n;
    private ArrayList<XeMay> mangXe = new ArrayList<>();

    public XeMayHN() {
    }

    public XeMayHN(String bienso, String loaixe, String mauxe, float giatien) {
        super(bienso, loaixe, mauxe, giatien);
    }

    @Override
    public void hienthi() {
        System.out.println("Danh sach xe may Ha Noi");
        for (XeMay mangXe1 : mangXe) {
            mangXe1.hienthi();
        }
    }

    @Override
    public void nhap() {
        Scanner sc = new Scanner(System.in);
        System.out.println("Nhap thong tin cho n xe may o tinh Ha Noi");
        n = Integer.parseInt(sc.nextLine());
        for (int i = 0; i < n; i++) {
            XeMay xm = new XeMay();
            xm.nhap();
            mangXe.add(xm);
        }
    }

    public void sapxep() {
        Collections.sort(mangXe, new Comparator<XeMay>() {

            @Override
            public int compare(XeMay o1, XeMay o2) {
                return o1.getBienso().compareTo(o2.getBienso());
            }
        });
    }

    public void soluongXe() {
        System.out.println("So luong xe quan li o Ha Noi:" + mangXe.size());
    }

    public void timkiem() {
        int a = -1;
        Scanner sc = new Scanner(System.in);
        System.out.println("Nhap bien so can tim");
        String bienso = sc.nextLine();
        for (int i = 0; i < mangXe.size(); i++) {
            if (mangXe.get(i).getBienso().equalsIgnoreCase(bienso)) {
                a = i;
            }
        }
        if (a != -1) {
            mangXe.get(a).hienthi();
        } else {
            System.out.println("Khong tim thay xe co bien so: " + bienso);
        }
    }

    public int getN() {
        return n;
    }

    public void setN(int n) {
        this.n = n;
    }

    public ArrayList<XeMay> getMangXe() {
        return mangXe;
    }

    public void setMangXe(ArrayList<XeMay> mangXe) {
        this.mangXe = mangXe;
    }

}

package QuanLiXeCo2;

import java.util.ArrayList;
import java.util.Collections;
import java.util.Comparator;
import java.util.Scanner;

/**
 *
 * @author Thien Phu
 */
public class XeMayHoaBInh extends XeMay {

    private int n;
    private ArrayList<XeMay> mangXe = new ArrayList<>();

    public XeMayHoaBInh() {
    }

    public XeMayHoaBInh(String bienso, String loaixe, String mauxe, float giatien) {
        super(bienso, loaixe, mauxe, giatien);
    }

    @Override
    public void hienthi() {
        System.out.println("Danh sach xe may Hoa Binh");
        for (XeMay mangXe1 : mangXe) {
            mangXe1.hienthi();
        }
    }

    public void timkiem() {
        int a = -1;
        Scanner sc = new Scanner(System.in);
        System.out.println("Nhap bien so can tim");
        String bienso = sc.nextLine();
        for (int i = 0; i < mangXe.size(); i++) {
            if (mangXe.get(i).getBienso().equalsIgnoreCase(bienso)) {
                a = i;
            }
        }
        if (a != -1) {
            mangXe.get(a).hienthi();
        } else {
            System.out.println("Khong tim thay xe co bien so: " + bienso);
        }
    }

    @Override
    public void nhap() {
        Scanner sc = new Scanner(System.in);
        System.out.println("Nhap thong tin cho n xe may o tinh Hoa Binh");
        n = Integer.parseInt(sc.nextLine());
        for (int i = 0; i < n; i++) {
            XeMay xm = new XeMay();
            xm.nhap();
            mangXe.add(xm);
        }
    }

    public void soluongXe() {
        System.out.println("So luong xe quan li o Hoa Binh:" + mangXe.size());
    }

    public int getN() {
        return n;
    }

    public void setN(int n) {
        this.n = n;
    }

    public ArrayList<XeMay> getMangXe() {
        return mangXe;
    }

    public void setMangXe(ArrayList<XeMay> mangXe) {
        this.mangXe = mangXe;
    }

    public void sapxep() {
        Collections.sort(mangXe, new Comparator<XeMay>() {

            @Override
            public int compare(XeMay o1, XeMay o2) {
                return o1.getBienso().compareTo(o2.getBienso());
            }
        });
    }
}

/*
 * To change this license header, choose License Headers in Project Properties.
 * To change this template file, choose Tools | Templates
 * and open the template in the editor.
 */
package QuanLiXeCo2;

import java.util.Scanner;

/**
 *
 * @author Thien Phu
 */
public class TestMain {

    public static void main(String[] args) {
        XeMayHoaBInh xmHB = new XeMayHoaBInh();
        XeMayHN xmHN = new XeMayHN();
        int choose;
        Scanner sc = new Scanner(System.in);
        do {
            showmenu();
            choose = sc.nextInt();
            switch (choose) {
                case 1:
                    xmHB.nhap();
                    xmHB.hienthi();
                    break;
                case 2:
                    xmHN.nhap();
                    xmHN.hienthi();
                    break;
                case 3:
                    int index;
                    do {
                        System.out.println("1.HoaBinh");
                        System.out.println("2.HaNoi");
                        index = sc.nextInt();
                        switch (index) {
                            case 1:
                                xmHB.sapxep();
                                xmHB.hienthi();
                                break;
                            case 2:
                                xmHN.sapxep();
                                xmHN.hienthi();
                                break;
                            default:
                                System.err.println("Chon lai di");
                                break;
                        }
                    } while (index < 1 || index > 2);
                    break;
                case 4:
                    int bienso;
                    do {
                        System.out.println("1.HoaBinh");
                        System.out.println("2.HaNoi");
                        bienso = sc.nextInt();
                        switch (bienso) {
                            case 1:
                                xmHB.timkiem();
                                break;
                            case 2:
                                xmHN.timkiem();
                                break;
                            default:
                                System.err.println("Chon lai di");
                                break;
                        }
                    } while (bienso < 1 || bienso > 2);
                    break;
                case 5:
                    int soluong;
                    do {
                        System.out.println("1.HoaBinh");
                        System.out.println("2.HaNoi");
                        soluong = sc.nextInt();
                        switch (soluong) {
                            case 1:
                                xmHB.soluongXe();
                                break;
                            case 2:
                                xmHN.soluongXe();
                                break;
                            default:
                                System.err.println("Chon lai di");
                                break;
                        }
                    } while (soluong < 1 || soluong > 2);
                    break;
                case 6:
                    System.out.println("Thoat thanh cong");
                    break;
                default:
                    System.out.println("Nhap lai di");
                    break;
            }

        } while (choose != 6);
    }

    public static void showmenu() {
        System.out.println("1. Nhập thông tin cho n xe máy tại tỉnh Hòa Bình.");
        System.out.println("2. Nhập thông tin cho n xe máy tại tỉnh Hà Nội.");
        System.out.println("3. Sắp xếp danh sách tăng theo biển số xe.");
        System.out.println("4. Tìm kiếm thông tin xe theo biển số xe.");
        System.out.println("5. Thống kê số lượng xe đang quản lý.");
        System.out.println("6:Thoat");
        System.out.println("Choose:");
    }
}

2020-03-13 15:30:46

/*
 * To change this license header, choose License Headers in Project Properties.
 * To change this template file, choose Tools | Templates
 * and open the template in the editor.
 */
package xe.info;

import java.util.Scanner;

/**
 *
 * @author FATE STORE
 */
public class XeMay implements IXe{
    String bienso;
    String loaixe;
    String mauxe;
    float giatien;

    public XeMay() {
    }

    public XeMay(String bienso, String loaixe, String mauxe, float giatien) {
        this.bienso = bienso;
        this.loaixe = loaixe;
        this.mauxe = mauxe;
        this.giatien = giatien;
    }

    public String getBienso() {
        return bienso;
    }

    public void setBienso(String bienso) {
        this.bienso = bienso;
    }

    public String getLoaixe() {
        return loaixe;
    }

    public void setLoaixe(String loaixe) {
        this.loaixe = loaixe;
    }

    public String getMauxe() {
        return mauxe;
    }

    public void setMauxe(String mauxe) {
        this.mauxe = mauxe;
    }

    public float getGiatien() {
        return giatien;
    }

    public void setGiatien(float giatien) {
        this.giatien = giatien;
    }

    @Override
    public String toString() {
        return "XeMay{" + "bienso=" + bienso + ", loaixe=" + loaixe + ", mauxe=" + mauxe + ", giatien=" + giatien + '}';
    }

    
    @Override
    public void nhap() {
        Scanner sc = new Scanner(System.in);
        System.out.println("nhap bien so: ");
        bienso = sc.nextLine();
        System.out.println("nhap loai xe: ");
        loaixe = sc.nextLine();
        System.out.println("nhap mau xe: ");
        mauxe = sc.nextLine();
        System.out.println("nhap gia tien: ");
        giatien = sc.nextFloat();
    }

    
    @Override
    public void hienthi() {
        System.out.print(toString());
        System.out.println("");
    }
    
}

/*
 * To change this license header, choose License Headers in Project Properties.
 * To change this template file, choose Tools | Templates
 * and open the template in the editor.
 */
package xe.info;

import java.util.ArrayList;
import java.util.Collections;
import java.util.Comparator;
import java.util.Scanner;

/**
 *
 * @author FATE STORE
 */
public class XeMayHaNoi extends XeMay{
    int n;
    ArrayList<XeMay> lstxehn = new ArrayList<>();
    public XeMayHaNoi() {
    }

    public XeMayHaNoi(int n, String bienso, String loaixe, String mauxe, float giatien) {
        super(bienso, loaixe, mauxe, giatien);
        this.n = n;
    }

    @Override
    public void hienthi() {
        for(XeMay xemay: lstxehn){
            xemay.hienthi();
        }
    }

   

    @Override
    public void nhap() {
        Scanner sc = new Scanner(System.in);
        System.out.println("Nhap so luong xe: ");
        n = sc.nextInt();
        System.out.println("Nhap Thong tin xe ");
        for (int i = 1; i <= n; i++) {
            System.out.printf("thong tin xe may thu %d ", i);
            System.out.println("");
            XeMay xemay = new XeMay();
            xemay.nhap();
            lstxehn.add(xemay);
        }
    }
   public void sapxep() {
        Collections.sort(lstxehn, new Comparator<XeMay>() {
            @Override
            public int compare(XeMay xeMay, XeMay t1) {
                if (xeMay.getBienso().equalsIgnoreCase(t1.getBienso())) {
                    return 1;
                }
                return -1;
            }
        });
        hienthi();
    }
   public XeMay Timkiem(String bienso){
       for(XeMay xe: lstxehn){
           if(xe.getBienso().equalsIgnoreCase(bienso))
           {
               return xe;
           }
       }
       return null;
   }
}

/*
 * To change this license header, choose License Headers in Project Properties.
 * To change this template file, choose Tools | Templates
 * and open the template in the editor.
 */
package xe.info;

import java.util.ArrayList;
import java.util.Collections;
import java.util.Comparator;
import java.util.Scanner;

/**
 *
 * @author FATE STORE
 */
public class XeMayHoaBinh extends XeMay {

    int n;
    ArrayList<XeMay> lstxehb = new ArrayList<>();

    public XeMayHoaBinh() {
    }

    public XeMayHoaBinh(int n, String bienso, String loaixe, String mauxe, float giatien) {
        super(bienso, loaixe, mauxe, giatien);
        this.n = n;
    }

    @Override
    public void hienthi() {
        for (XeMay xemay : lstxehb) {
            xemay.hienthi();
        }
    }

    @Override
    public void nhap() {
        Scanner sc = new Scanner(System.in);
        System.out.println("Nhap so luong xe: ");
        n = sc.nextInt();
        System.out.println("Nhap Thong tin xe ");
        for (int i = 1; i <= n; i++) {
            System.out.printf("thong tin xe may thu %d ", i);
            System.out.println("");
            XeMay xemay = new XeMay();
            xemay.nhap();
            lstxehb.add(xemay);
        }

    }

    public void sapxep() {
        Collections.sort(lstxehb, new Comparator<XeMay>() {
            @Override
            public int compare(XeMay xeMay, XeMay t1) {
                if (xeMay.getBienso().equalsIgnoreCase(t1.getBienso())) {
                    return 1;
                }
                return -1;
            }
        });
        hienthi();
    }

    public XeMay Timkiem(String bienso) {
        for (XeMay xe : lstxehb) {
            if (xe.getBienso().equalsIgnoreCase(bienso)) {
                return xe;
            }
        }
        return null;
    }

}

/*
 * To change this license header, choose License Headers in Project Properties.
 * To change this template file, choose Tools | Templates
 * and open the template in the editor.
 */
package xe.info;

import java.util.Scanner;
import java01.Main;

/**
 *
 * @author FATE STORE
 */
public class QuanLyChung {
    public static void main(String[] args) {
        XeMayHoaBinh xehb = new XeMayHoaBinh();
        XeMayHaNoi xehn = new XeMayHaNoi();
        QuanLyChung mn = new QuanLyChung();
        int sw;
        do{
            mn.menu();
            Scanner sc = new Scanner(System.in);
            sw = sc.nextInt();
            sc.nextLine();
            switch(sw){
                case 1:{
                    xehb.nhap();
                    break;
                }
                case 2:{
                    xehn.nhap();
                    break;
                }
                case 3:{
                    System.out.print("=========================================
1: Hoa Binh: 
2: Ha Noi:
3: Thoat: 
 --- Lua Chon: ");
                    sw = sc.nextInt();
                    switch(sw){
                        case 1:{
                            xehb.sapxep();
                            break;
                        }
                        case 2:{
                            xehn.sapxep();
                        }
                        default:
                            break;
                    }
                    break;
                }
                case 4: {
                    System.out.print("=========================================
1: Hoa Binh: 
2: Ha Noi:
3: Thoat: 
 --- Lua Chon: ");
                    sw = sc.nextInt();
                    sc.nextLine();
                    switch (sw) {
                        case 1: {
                            System.out.println("bien so xe: ");
                            String bienso = sc.nextLine();
                            XeMay xemayhb = xehb.Timkiem(bienso);
                            System.out.println("XeMay{" + "bienso=" + xemayhb.getBienso() + ", loaixe=" + xemayhb.getLoaixe() + ", mauxe=" + xemayhb.getMauxe() + ", giatien=" + xemayhb.getGiatien() + '}');
                            break;
                        }
                        case 2: {
                            System.out.println("bien so xe: ");
                            String bienso = sc.nextLine();
                            XeMay xemayhn = xehn.Timkiem(bienso);
                            System.out.println("XeMay{" + "bienso=" + xemayhn.getBienso() + ", loaixe=" + xemayhn.getLoaixe() + ", mauxe=" + xemayhn.getMauxe() + ", giatien=" + xemayhn.getGiatien() + '}');
                            break;
                        }
                        default:
                            break;

                    }
                    break;
                }
                case 5:
                    System.out.print("=========================================
1: Hoa Binh: 
2: Ha Noi:
3: Thoat: 
 --- Lua Chon: ");
                    sw = sc.nextInt();
                    sc.nextLine();
                    switch(sw){
                        case 1:{
                            System.out.println("So luong xe dang quan ly: "+ xehb.lstxehb.size());
                            break;
                        }
                        case 2:{
                            System.out.println("So luong xe dang quan ly: "+ xehn.lstxehn.size());
                            break;
                        }
                        default:
                            break;
                    }
                    break;
            }
        } while (sw != 6);
    }
    public void menu(){
        System.out.print("=========================================
1: Nhap Thong Tin Cho N Xe May Tai Tinh Hoa Binh: 
2: Nhap Thong Tin Cho N Xe May Tai Tinh Ha Noi:
3: Sap Xep Danh Sach Tang Theo Bien So Xe: 
4: Tim Kiem Thong Tin Theo Bien So Xe: 
5: Thong Ke Luong Xe Dang Quan Ly: 
6: Thoat: 
 --- Lua Chon: ");
    }
}

2020-03-13 10:54:01

/*
 * To change this license header, choose License Headers in Project Properties.
 * To change this template file, choose Tools | Templates
 * and open the template in the editor.
 */
package quanlychung.xemay;

import hoabinh.xemay.XeMayHoaBinh;
import hanoi.xemay.XeMayHaNoi;
import java.util.Scanner;

/**
 *
 * @author DELL
 */
public class QuanLyChung {

    public static void main(String[] args) {
        XeMayHoaBinh xeHB = new XeMayHoaBinh();
        XeMayHaNoi xeHN = new XeMayHaNoi();
        Scanner scan = new Scanner(System.in);
        int c;
        String dp;
        do{
            menu();
            c= Integer.parseInt(scan.nextLine());
            switch(c){
                case 1:
                    xeHB.nhap();
                    break;
                case 2:
                    xeHN.nhap();
                    break;
                case 3:
                    System.out.println("1.Ha Noi");
                    System.out.println("2.Hoa Binh");
                    System.out.println("Chon : ");
                    c= Integer.parseInt(scan.nextLine());
                    switch(c){
                        case 1:
                            xeHN.sort();
                            break;
                        case 2:
                            xeHB.sort();
                            break;
                        default :
                            break;
                    }
                    break;
                case 4:
                    System.out.println("1.Ha Noi");
                    System.out.println("2.Hoa Binh");
                    System.out.println("Chon : ");
                    c= Integer.parseInt(scan.nextLine());
                    switch(c){
                        case 1:
                            xeHN.search();
                            break;
                        case 2:
                            xeHB.search();
                            break;
                        default :
                            break;
                    }
                    break;
                case 5:
                    System.out.println("1.Ha Noi");
                    System.out.println("2.Hoa Binh");
                    System.out.println("Chon : ");
                    c= Integer.parseInt(scan.nextLine());
                    switch(c){
                        case 1:
                            xeHN.thongkeSL();
                            break;
                        case 2:
                            xeHB.thongkeSL();
                            break;
                        default :
                            break;
                    }
                    break;
                case 6:
                    System.out.println("End !!");
                    break;
                default :
                    
                    break;
                
            }
        }while(c !=6);
    }

    public static void menu() {
          System.out.println("1. Nhập thông tin cho n xe máy tại tỉnh Hòa Bình.");
          System.out.println(" 2. Nhập thông tin cho n xe máy tại tỉnh Hà Nội.");
          System.out.println("3. Sắp xếp danh sách tăng theo biển số xe.");
          System.out.println("4. Tìm kiếm thông tin xe theo biển số xe.");
          System.out.println("  5. Thống kê số lượng xe đang quản lý. ");
          System.out.println("6. Thoát");
          System.out.print("\nChon : ");
    }
}

/*
 * To change this license header, choose License Headers in Project Properties.
 * To change this template file, choose Tools | Templates
 * and open the template in the editor.
 */
package hoabinh.xemay;

import java.util.Scanner;
import xeco.info.XeMay;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Comparator;
/**
 *
 * @author DELL
 */
public class XeMayHoaBinh extends XeMay {

    int n;
    Scanner scan = new Scanner(System.in);
    ArrayList<XeMay> listXe = new ArrayList<>();

    public XeMayHoaBinh() {
    }

    public XeMayHoaBinh(int n, String bienso, String loaixe, String mauxe, float giatien) {
        super(bienso, loaixe, mauxe, giatien);
        this.n = n;
    }
    
    
    
    @Override
    public void nhap(){
        System.out.println("Nhap so xe may can quan ly (Hoa Binh) : ");
        n=Integer.parseInt(scan.nextLine());
        for (int i = 0; i < n; i++) {
            XeMay xemay = new XeMay();
            xemay.nhap();
            listXe.add(xemay);
          
        }
    }
    @Override
    public void hienthi(){
        System.out.println("Danh sach xe may tai Hoa Binh : \n");
        for (int i = 0; i < listXe.size(); i++) {
            listXe.get(i).hienthi();
        }
    }
    public void sort(){
        Collections.sort(listXe, new Comparator<XeMay>() {
            @Override
            public int compare(XeMay o1, XeMay o2) {
                if(o2.getBienso().equalsIgnoreCase(o2.getBienso())){
                    return 1;
                }return -1;
            }
            
        });
        hienthi();
    }
    public void thongkeSL(){
        System.out.println("So luong xe quan ly tai Hoa Binh : "+listXe.size());
    }
    public void search(){
        String bsx ;
        bsx = scan.nextLine();
        for (int i = 0; i < listXe.size(); i++) {
            if (listXe.get(i).getBienso().equalsIgnoreCase(bsx)) {
                listXe.get(i).hienthi();
            }
        }
    }
}

/*
 * To change this license header, choose License Headers in Project Properties.
 * To change this template file, choose Tools | Templates
 * and open the template in the editor.
 */
package hanoi.xemay;
import java.util.Scanner;
import xeco.info.XeMay;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Comparator;
/**
 *
 * @author DELL
 */
public class XeMayHaNoi extends XeMay{
    int n;
    Scanner scan = new Scanner(System.in);
    ArrayList<XeMay> listXe = new ArrayList<>();

    public XeMayHaNoi(int n, String bienso, String loaixe, String mauxe, float giatien) {
        super(bienso, loaixe, mauxe, giatien);
        this.n = n;
    }

    public XeMayHaNoi() {
    }
    
    
    
    @Override
    public void nhap(){
        System.out.println("Nhap so xe may can quan ly (Ha Noi) : ");
        n=Integer.parseInt(scan.nextLine());
        for (int i = 0; i < n; i++) {
            XeMay xemay = new XeMay();
            xemay.nhap();
            listXe.add(xemay);
          
        }
    }
    @Override
    public void hienthi(){
        System.out.println("Danh sach xe may tai Ha Noi : \n");
        for (int i = 0; i < listXe.size(); i++) {
            listXe.get(i).hienthi();
        }
    }
    public void sort(){
        Collections.sort(listXe, new Comparator<XeMay>() {
            @Override
            public int compare(XeMay o1, XeMay o2) {
                if(o2.getBienso().equalsIgnoreCase(o2.getBienso())){
                    return 1;
                }return -1;
            }
            
            
        });
        hienthi();
    }
    
    public void thongkeSL(){
        System.out.println("So luong xe quan ly tai Ha  : "+listXe.size());
    }
    public void search(){
        String bsx ;
        bsx = scan.nextLine();
        for (int i = 0; i < listXe.size(); i++) {
            if (listXe.get(i).getBienso().equalsIgnoreCase(bsx)) {
                listXe.get(i).hienthi();
            }
        }
    }
}

/*
 * To change this license header, choose License Headers in Project Properties.
 * To change this template file, choose Tools | Templates
 * and open the template in the editor.
 */
package xeco.info;

import java.util.Scanner;

/**
 *
 * @author DELL
 */
public class XeMay implements IXe {

    String bienso;

    String loaixe;

    String mauxe;

    float giatien;

    public XeMay() {
    }

    public XeMay(String bienso, String loaixe, String mauxe, float giatien) {
        this.bienso = bienso;
        this.loaixe = loaixe;
        this.mauxe = mauxe;
        this.giatien = giatien;
    }

    public String getBienso() {
        return bienso;
    }

    public void setBienso(String bienso) {
        this.bienso = bienso;
    }

    public String getLoaixe() {
        return loaixe;
    }

    public void setLoaixe(String loaixe) {
        this.loaixe = loaixe;
    }

    public String getMauxe() {
        return mauxe;
    }

    public void setMauxe(String mauxe) {
        this.mauxe = mauxe;
    }

    public float getGiatien() {
        return giatien;
    }

    public void setGiatien(float giatien) {
        this.giatien = giatien;
    }

    @Override
    public void nhap() {
        Scanner scan = new Scanner(System.in);
        System.out.println("Bien so : ");
        bienso = scan.nextLine();
        
        System.out.println("Loai xe : ");
        loaixe = scan.nextLine();

        System.out.println("Mau xe : ");
        mauxe = scan.nextLine();

        System.out.println("Gia tien : ");
        giatien = Float.parseFloat(scan.nextLine());

    }

    @Override
    public void hienthi() {
          toString();
    }

    @Override
    public String toString() {
        return "XeMay{" + "bienso=" + bienso + ", loaixe=" + loaixe + ", mauxe=" + mauxe + ", giatien=" + giatien + '}';
    }
    
}

/*
 * To change this license header, choose License Headers in Project Properties.
 * To change this template file, choose Tools | Templates
 * and open the template in the editor.
 */
package xeco.info;

/**
 *
 * @author DELL
 */
public interface IXe {

    public void nhap();

    public void hienthi();
    
}

2020-03-11 15:15:52

package ASSIGNMENT.assignment2.xeco.info;

public interface IXe {
    public void nhap();
    public void hienthi();
}

package ASSIGNMENT.assignment2.xeco.info;

import java.util.Scanner;

public class XeMay implements IXe {

    String bienso;
    String loaixe;
    String mauxe;
    float giatien;

    public XeMay() {
    }

    public XeMay(String bienso, String loaixe, String mauxe, float giatien) {
        this.bienso = bienso;
        this.loaixe = loaixe;
        this.mauxe = mauxe;
        this.giatien = giatien;
    }

    public String getBienso() {
        return bienso;
    }

    public void setBienso(String bienso) {
        this.bienso = bienso;
    }

    public String getLoaixe() {
        return loaixe;
    }

    public void setLoaixe(String loaixe) {
        this.loaixe = loaixe;
    }

    public String getMauxe() {
        return mauxe;
    }

    public void setMauxe(String mauxe) {
        this.mauxe = mauxe;
    }

    public float getGiatien() {
        return giatien;
    }

    public void setGiatien(float giatien) {
        this.giatien = giatien;
    }

    @Override
    public void nhap() {
        Scanner scan = new Scanner(System.in);
        System.out.println("Nhap bien so: ");
        bienso = scan.nextLine();
        System.out.println("Nhap loai xe: ");
        loaixe = scan.nextLine();
        System.out.println("Nhap mau xe: ");
        mauxe = scan.nextLine();
        System.out.println("Nhap gia tien");
        giatien = Float.parseFloat(scan.nextLine());
        System.out.println("");
    }

    @Override
    public void hienthi() {
        System.out.println("Bien so la:" + bienso);
        System.out.println("Loai xe la:" + loaixe);
        System.out.println("Mau xe la:" + mauxe);
        System.out.println("Gia tien la:" + giatien);
        System.out.println("");
    }
}

package ASSIGNMENT.assignment2.xemay.hanoi;
import ASSIGNMENT.assignment2.xeco.info.XeMay;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Comparator;
import java.util.Scanner;
public class XeMayHaNoi extends XeMay {
    Scanner scan = new Scanner(System.in);
    int n;
    ArrayList<XeMay> list = new ArrayList<>();

    public XeMayHaNoi() {
    }

    public XeMayHaNoi(String bienso, String loaixe, String mauxe, float giatien, Scanner scan, int n, ArrayList<XeMay> list) {
        super(bienso, loaixe, mauxe, giatien);
        this.scan = scan;
        this.n = n;
        this.list = list;
    }

    @Override
    public void nhap() {
        System.out.print("Nhap so xe: ");
        n = Integer.parseInt(scan.nextLine());
        for (int i = 0; i < n; i++) {
            XeMay xm = new XeMay();
            System.out.println("Nhap thong tin xe thu " + (i + 1) + " :");
            xm.nhap();
            list.add(xm);
        }
    }

    @Override
    public void hienthi() {
        for (int j = 0; j < list.size(); j++) {
            System.out.println("xe thu: "+(j+1));
            list.get(j).hienthi();
        }
    }

    public void sapxep() {
        Collections.sort(list, new Comparator<XeMay>() {
            @Override
            public int compare(XeMay xeMay, XeMay t1) {
                if (xeMay.getBienso().equalsIgnoreCase(t1.getBienso())) {
                    return -1;
                }
                return 1;
            }
        });
        hienthi();
    }

    public void timkiem(){
        System.out.println("Nhap bien so xe can tim: ");
        String biensoxe=scan.nextLine();
        for (int k = 0 ; k<list.size();k++){
            if (list.get(k).getBienso().equalsIgnoreCase(biensoxe)){
                list.get(k).hienthi();
            }
            System.out.println("Khong tim thay xe co bien so "+biensoxe);
        }
    }

    public void thongKe(){
        System.out.println("Thong ke thong tin cac xe dang quan ly tai Ha Noi: ");
        hienthi();
    }
}

package ASSIGNMENT.assignment2.xemay.hoabinh;

import ASSIGNMENT.assignment2.xeco.info.XeMay;


import java.util.ArrayList;
import java.util.Collections;
import java.util.Comparator;
import java.util.Scanner;

public class XeMayHoaBinh extends XeMay {
    Scanner scan = new Scanner(System.in);
    int n;

    ArrayList<XeMay> list = new ArrayList<>();

    public XeMayHoaBinh() {
    }

    public XeMayHoaBinh(String bienso, String loaixe, String mauxe, float giatien, Scanner scan, int n, ArrayList<XeMay> list) {
        super(bienso, loaixe, mauxe, giatien);
        this.scan = scan;
        this.n = n;
        this.list = list;
    }

    @Override
    public void nhap() {
        System.out.print("Nhap so xe: ");
        n = Integer.parseInt(scan.nextLine());
        for (int i = 0; i < n; i++) {
            XeMay xm = new XeMay();
            System.out.println("Nhap thong tin xe thu " + (i + 1) + " :");
            xm.nhap();
            list.add(xm);
        }
    }

    @Override
    public void hienthi() {
        for (int j = 0; j < list.size(); j++) {
            System.out.println("xe thu: "+(j+1));
            list.get(j).hienthi();
        }
    }

    public void sapxep() {
        Collections.sort(list, new Comparator<XeMay>() {
            @Override
            public int compare(XeMay xeMay, XeMay t1) {
                if (xeMay.getBienso().equalsIgnoreCase(t1.getBienso())) {
                    return -1;
                }
                return 1;
            }
        });
        hienthi();
    }

    public void timkiem(){
        System.out.println("Nhap bien so xe can tim: ");
        String biensoxe=scan.nextLine();
        for (int k = 0 ; k<list.size();k++){
            if (list.get(k).getBienso().equalsIgnoreCase(biensoxe)){
                list.get(k).hienthi();
            }
            System.out.println("Khong tim thay xe co bien so "+biensoxe);
        }
    }

    public void thongKe(){
        System.out.println("Thong ke thong tin cac xe dang quan ly tai Hoa Binh: ");
        hienthi();
    }
}

package ASSIGNMENT.assignment2.xemay.QuanLyChung;
import ASSIGNMENT.assignment2.xemay.hanoi.XeMayHaNoi;
import ASSIGNMENT.assignment2.xemay.hoabinh.XeMayHoaBinh;
import java.util.Scanner;
public class QuanLyChung {
    public static void main(String[] args) {
        XeMayHoaBinh xmhb = new XeMayHoaBinh();
        XeMayHaNoi xmhn = new XeMayHaNoi();
        Scanner scan = new Scanner(System.in);
        int choose;
        do {
            showMenu();
            System.out.print(" Nhap lua chon :");
            choose = Integer.parseInt(scan.nextLine());
            switch (choose) {
                case 1:
                    xmhb.nhap();
                    break;
                case 2:
                    xmhn.nhap();
                    break;
                case 3:
                    System.out.println("1.Ha Noi");
                    System.out.println("2.Hoa Binh");
                    System.out.print(" Nhap lua chon :");
                    choose = Integer.parseInt(scan.nextLine());
                    switch (choose) {
                        case 1:
                            xmhn.sapxep();
                            break;
                        case 2:
                            xmhb.sapxep();
                            break;
                        default:
                            break;
                    }
                    break;
                case 4:
                    System.out.println("1.Ha Noi");
                    System.out.println("2.Hoa Binh");
                    System.out.print(" Nhap lua chon :");
                    choose = Integer.parseInt(scan.nextLine());
                    switch (choose) {
                        case 1:
                            xmhn.timkiem();
                            break;
                        case 2:
                            xmhb.timkiem();
                            break;
                        default:
                            break;
                    }
                    break;
                case 5:
                    System.out.println("1.Ha Noi");
                    System.out.println("2.Hoa Binh");
                    System.out.print(" Nhap lua chon :");
                    choose = Integer.parseInt(scan.nextLine());
                    switch (choose) {
                        case 1:
                            xmhn.thongKe();
                            break;
                        case 2:
                            xmhb.thongKe();
                            break;
                        default:
                            break;
                    }
                    break;
                case 6:
                    System.out.println("Thoat..");
                    break;
                default:
                    System.err.println("Nhap sai !!!");
                    break;
            }
        } while (choose != 6);
    }

    public static void showMenu() {
        System.out.println("*================*");
        System.out.println("1. Nhập thông tin cho n xe máy tại tỉnh Hòa Bình.");
        System.out.println("2. Nhập thông tin cho n xe máy tại tỉnh Hà Nội.");
        System.out.println("3. Sắp xếp danh sách tăng theo biển số xe.");
        System.out.println("4. Tìm kiếm thông tin xe theo biển số xe.");
        System.out.println("5. Thống kê số lượng xe đang quản lý. ");
        System.out.println("6. Thoát");
        System.out.println("*================*");

    }
}