9.16

课堂测试重写

public class WarehouseInformation {
        private String itemno;
        private String itemname;
        private String suppliername;
        private String warehousingtime;
        private String shipmenttime;
        private String warehousenumber;
        private String warehouseplace;
        private int itemnumber;
        private int outnumber;

        public WarehouseInformation(String itemno, String itemname, String suppliername, String warehousingtime,
                                    String shipmenttime, String warehousenumber, String warehouseplace, int itemnumber, int outnumber) {
            super();
            this.itemno = itemno;
            this.itemname = itemname;
            this.suppliername = suppliername;
            this.warehousingtime = warehousingtime;
            this.shipmenttime = shipmenttime;
            this.warehousenumber = warehousenumber;
            this.warehouseplace = warehouseplace;
            this.itemnumber = itemnumber;
            this.outnumber = outnumber;
        }

        public String getItemno() {
            return itemno;
        }

        public void setItemno(String itemno) {
            this.itemno = itemno;
        }

        public String getItemname() {
            return itemname;
        }

        public void setItemname(String itemname) {
            this.itemname = itemname;
        }

        public String getSuppliername() {
            return suppliername;
        }

        public void setSuppliername(String suppliername) {
            this.suppliername = suppliername;
        }

        public String getWarehousingtime() {
            return warehousingtime;
        }

        public void setWarehousingtime(String warehousingtime) {
            this.warehousingtime = warehousingtime;
        }

        public String getShipmenttime() {
            return shipmenttime;
        }

        public void setShipmenttime(String shipmenttime) {
            this.shipmenttime = shipmenttime;
        }

        public String getWarehousenumber() {
            return warehousenumber;
        }

        public void setWarehousenumber(String warehousenumber) {
            this.warehousenumber = warehousenumber;
        }

        public String getWarehouseplace() {
            return warehouseplace;
        }

        public void setWarehouseplace(String warehouseplace) {
            this.warehouseplace = warehouseplace;
        }

        public int getItemnumber() {
            return itemnumber;
        }

        public void setItemnumber(int itemnumber) {
            this.itemnumber = itemnumber;
        }

        public int getOutnumber() {
            return outnumber;
        }

        public void setOutnumber(int outnumber) {
            this.outnumber = outnumber;
        }


}

import java.util.Objects;
import java.util.Scanner;

public class WarehouseManagement {
    public static void main(String[] args) {
        int choice;
        Scanner sc = new Scanner(System.in);
        WarehouseInformation[] arr = new WarehouseInformation[5];
        arr[0] = new WarehouseInformation("00000001", "0", "0", "0", "0", "0", "0", 30, 0);
        arr[1] = new WarehouseInformation("0", "0", "0", "0", "0", "0", "0", 0, 0);
        arr[2] = new WarehouseInformation("0", "0", "0", "0", "0", "0", "0", 0, 0);
        arr[3] = new WarehouseInformation("0", "0", "0", "0", "0", "0", "0", 0, 0);
        arr[4] = new WarehouseInformation("0", "0", "0", "0", "0", "0", "0", 0, 0);
        while (true) {
            menu();
            System.out.println("请输入你的选择:");
            choice = sc.nextInt();
            switch (choice) {
                case 1: {
                    in(arr);
                    break;
                }
                case 2: {
                    xiu(arr);
                    break;
                }
                case 3: {
                    chuku(arr);
                    break;
                }
                case 4: {
                    chaxun(arr);
                    break;
                }
                default: {
                    System.out.println("改选项不存在");
                    break;
                }
            }

        }
    }

    public static void menu() {
        System.out.println("***********************************************************");
        System.out.println("           石家庄铁道大学前进22软件开发有限公司");
        System.out.println("                  仓库管理系统2022版");
        System.out.println("***********************************************************");
        System.out.println("                    1、商品入库管理");
        System.out.println("                    2、商品信息修改");
        System.out.println("                    3、商品出库管理");
        System.out.println("                    4、仓库盘点管理");
        System.out.println("**********************************************************");
    }

    public static void in(WarehouseInformation[] arr) {
        Scanner s = new Scanner(System.in);
        String no;
        String name;
        String information;
        String time1;
        String wnumber;
        String wspace;
        char c;
        while (true) {
            while (true) {
                System.out.println("请输入商品编码");
                no = s.next();
                System.out.println("请输入商品名称");
                name = s.next();
                System.out.println("请输入供货商信息");
                information = s.next();
                System.out.println("请输入入库时间");
                time1 = s.next();
                System.out.println("请输入存放仓库号");
                wnumber = s.next();
                System.out.println("请输入存放位置");
                wspace = s.next();
                if ((no.length() == 8) && (time1.length() == 8) && (wnumber.length() == 3) && (wspace.length() == 8)) {
                    System.out.println("***********************************************************");
                    System.out.println("           石家庄铁道大学前进22软件开发有限公司");
                    System.out.println("                  仓库管理系统2022版");
                    System.out.println("***********************************************************");
                    System.out.println("                   商品编号：" + no);
                    System.out.println("                 商品名称：" + name);
                    System.out.println("             供货商信息：" + information);
                    System.out.println("                    入库时间：" + time1);
                    System.out.println("                     存放仓库号：" + wnumber);
                    System.out.println("                  存放位置信息：" + wspace);
                    System.out.println("                   入库商品数量：100");
                    System.out.println("**********************************************************");
                    break;
                } else {
                    System.out.println("录入错误");
                }
            }
            System.out.println("***********************************************************");
            System.out.println("           石家庄铁道大学前进22软件开发有限公司");
            System.out.println("                  仓库管理系统2022版");
            System.out.println("***********************************************************");
            System.out.println("                   商品编号：" + no);
            System.out.println("                 商品名称：" + name);
            System.out.println("             供货商信息：" + information);
            System.out.println("                    入库时间：" + time1);
            System.out.println("                     存放仓库号：" + wnumber);
            System.out.println("                  存放位置信息：" + wspace);
            System.out.println("                   入库商品数量：100");
            System.out.println("           该商品入库操作已完成，是否提交（Y/N）");
            System.out.println("**********************************************************");
            c = s.next().charAt(0);
            if (c == 'Y') {
                for (int i = 0; i < 5; i++) {
                    if (arr[i].getItemno().equals("0")) {
                        arr[i].setItemno(no);
                        arr[i].setItemname(name);
                        arr[i].setSuppliername(information);
                        arr[i].setWarehousingtime(time1);
                        arr[i].setWarehousenumber(wnumber);
                        arr[i].setWarehouseplace(wspace);
                        arr[i].setItemnumber(100);
                        System.out.println("信息保存成功！");
                        return;
                    }
                }
            }
        }

    }

    public static void display(int i, WarehouseInformation[] arr, int choice) {
        System.out.println("***********************************************************");
        System.out.println("           石家庄铁道大学前进22软件开发有限公司");
        System.out.println("                  仓库管理系统2022版");
        System.out.println("***********************************************************");
        System.out.println("                 1、商品编号：" + arr[i].getItemno());
        System.out.println("              2、商品名称：" + arr[i].getItemname());
        System.out.println("          3、供货商信息：" + arr[i].getSuppliername());
        System.out.println("                4、入库时间：" + arr[i].getWarehousingtime());
        System.out.println("                 5、存放仓库号：" + arr[i].getWarehousenumber());
        System.out.println("               6、存放位置信息：" + arr[i].getWarehouseplace());
        System.out.println("                7、入库商品数量：" + arr[i].getItemnumber());
        System.out.println("            请选择需要修改的信息编号（1-7）：" + choice);
        System.out.println("           请输入修改后的商品编号：");
        System.out.println("**********************************************************");
    }

    public static void xiu(WarehouseInformation[] arr) {
        Scanner s1 = new Scanner(System.in);
        String no1;
        String name;
        String information;
        String time1;
        String wnumber;
        String wspace;
        int number;
        int hao;
        int count = 0;
        char c;
        while (true) {
            System.out.println("***********************************************************");
            System.out.println("           石家庄铁道大学前进22软件开发有限公司");
            System.out.println("                  仓库管理系统2022版");
            System.out.println("***********************************************************");
            System.out.println("              请输入商品编号：");
            System.out.println("**********************************************************");
            String no;
            no = s1.next();
            for (int i = 0; i < 5; i++) {
                if (no.equals(arr[i].getItemno())) {
                    count++;
                    System.out.println("***********************************************************");
                    System.out.println("           石家庄铁道大学前进22软件开发有限公司");
                    System.out.println("                  仓库管理系统2022版");
                    System.out.println("***********************************************************");
                    System.out.println("                 1、商品编号：" + arr[i].getItemno());
                    System.out.println("              2、商品名称：" + arr[i].getItemname());
                    System.out.println("          3、供货商信息：" + arr[i].getSuppliername());
                    System.out.println("                4、入库时间：" + arr[i].getWarehousingtime());
                    System.out.println("                 5、存放仓库号：" + arr[i].getWarehousenumber());
                    System.out.println("               6、存放位置信息：" + arr[i].getWarehouseplace());
                    System.out.println("                7、入库商品数量：" + arr[i].getItemnumber());
                    System.out.println("            请选择需要修改的信息编号（1-7）：");
                    System.out.println("**********************************************************");
                    hao = s1.nextInt();
                    switch (hao) {
                        case 1: {
                            display(i, arr, 1);
                            no1 = s1.next();
                            System.out.println("           修改信息已完成，是否提交（Y/N）");
                            c = s1.next().charAt(0);
                            if (c == 'Y') {
                                arr[i].setItemno(no1);
                                System.out.println("信息保存成功！");
                            } else {
                                return;
                            }
                            break;
                        }
                        case 2: {
                            display(i, arr, 2);
                            name = s1.next();
                            System.out.println("           修改信息已完成，是否提交（Y/N）");
                            c = s1.next().charAt(0);
                            if (c == 'Y') {
                                arr[i].setItemname(name);
                                System.out.println("信息保存成功！");
                            } else {
                                return;
                            }
                            break;
                        }
                        case 3: {
                            display(i, arr, 3);
                            information = s1.next();
                            System.out.println("           修改信息已完成，是否提交（Y/N）");
                            c = s1.next().charAt(0);
                            if (c == 'Y') {
                                arr[i].setSuppliername(information);
                                System.out.println("信息保存成功！");
                            } else {
                                return;
                            }
                            break;
                        }
                        case 4: {
                            display(i, arr, 4);
                            time1 = s1.next();
                            System.out.println("           修改信息已完成，是否提交（Y/N）");
                            c = s1.next().charAt(0);
                            if (c == 'Y') {
                                arr[i].setWarehousingtime(time1);
                                System.out.println("信息保存成功！");
                            } else {
                                return;
                            }
                            break;
                        }
                        case 5: {
                            display(i, arr, 5);
                            wnumber = s1.next();
                            System.out.println("           修改信息已完成，是否提交（Y/N）");
                            c = s1.next().charAt(0);
                            if (c == 'Y') {
                                arr[i].setWarehousenumber(wnumber);
                                System.out.println("信息保存成功！");
                            } else {
                                return;
                            }
                            break;
                        }
                        case 6: {
                            display(i, arr, 6);
                            wspace = s1.next();
                            System.out.println("           修改信息已完成，是否提交（Y/N）");
                            c = s1.next().charAt(0);
                            if (c == 'Y') {
                                arr[i].setWarehouseplace(wspace);
                                System.out.println("信息保存成功！");
                            } else {
                                return;
                            }
                            break;
                        }
                        case 7: {
                            display(i, arr, 7);
                            number = s1.nextInt();
                            System.out.println("           修改信息已完成，是否提交（Y/N）");
                            c = s1.next().charAt(0);
                            if (c == 'Y') {
                                arr[i].setItemnumber(number);
                                System.out.println("信息保存成功！");
                            } else {
                                return;
                            }
                            break;
                        }
                        default: {
                            System.out.println("该选项不存在");
                            return;
                        }
                    }
                }
            }
            if (count == 0) {
                System.out.println("库中没有该商品");
            }
        }
    }

    public static void chuku(WarehouseInformation[] arr) {
        String no;
        String time2 = "";
        int out = 0;
        char c;
        Scanner s2 = new Scanner(System.in);
        int count = 0;
        int flag = 0;
        while (true) {
            System.out.println("***********************************************************");
            System.out.println("           石家庄铁道大学前进22软件开发有限公司");
            System.out.println("                  仓库管理系统2022版");
            System.out.println("***********************************************************");
            System.out.println("              请输入商品编号：");
            System.out.println("**********************************************************");
            no = s2.next();
            for (int i = 0; i < 5; i++) {
                if (no.equals(arr[i].getItemno())) {
                    while (true) {
                        System.out.println("***********************************************************");
                        System.out.println("           石家庄铁道大学前进22软件开发有限公司");
                        System.out.println("                  仓库管理系统2022版");
                        System.out.println("***********************************************************");
                        System.out.println("                 1、商品编号：" + arr[i].getItemno());
                        System.out.println("              2、商品名称：" + arr[i].getItemname());
                        System.out.println("          3、供货商信息：" + arr[i].getSuppliername());
                        System.out.println("                4、入库时间：" + arr[i].getWarehousingtime());
                        System.out.println("                 5、存放仓库号：" + arr[i].getWarehousenumber());
                        System.out.println("               6、存放位置信息：" + arr[i].getWarehouseplace());
                        System.out.println("                7、入库商品数量：" + arr[i].getItemnumber());
                        System.out.println("               出库时间：");
                        time2 = s2.next();
                        System.out.println("                   出库数量：");
                        System.out.println("**********************************************************");
                        out = s2.nextInt();
                        if (out < arr[i].getItemnumber()) {
                            System.out.println("           修改信息已完成，是否提交（Y/N）");
                            c = s2.next().charAt(0);
                            if (c == 'Y') {
                                flag = 1;
                                break;
                            }
                        } else {
                            System.out.println("您输入的出库量错误，请重新输入");
                        }
                    }
                    if (flag == 1) {
                        arr[i].setOutnumber(out);
                        arr[i].setShipmenttime(time2);
                        System.out.println("信息保存成功！");
                        break;
                    }
                } else {
                    count++;
                }
            }
            if (count == 5) {
                System.out.println("库中没有该商品");
            }
        }
    }

    public static void chaxun(WarehouseInformation[] arr) {
        System.out.println("***********************************************************");
        System.out.println("           石家庄铁道大学前进22软件开发有限公司");
        System.out.println("                  仓库管理系统2022版");
        System.out.println("***********************************************************");
        System.out.println("1、\t商品编号：" + arr[0].getItemno() + "、商品名称：" + arr[0].getItemname() + "、库存数量：" + (arr[0].getItemnumber() - arr[0].getOutnumber()));
        System.out.println("2、\t商品编号：" + arr[1].getItemno() + "、商品名称：" + arr[1].getItemname() + "、库存数量：" + (arr[1].getItemnumber() - arr[1].getOutnumber()));
        System.out.println("3、\t商品编号：" + arr[2].getItemno() + "、商品名称：" + arr[2].getItemname() + "、库存数量：" + (arr[2].getItemnumber() - arr[2].getOutnumber()));
        System.out.println("4、\t商品编号：" + arr[3].getItemno() + "、商品名称：" + arr[3].getItemname() + "、库存数量：" + (arr[3].getItemnumber() - arr[3].getOutnumber()));
        System.out.println("5、\t商品编号：" + arr[4].getItemno() + "、商品名称：" + arr[4].getItemname() + "、库存数量：" + (arr[4].getItemnumber() - arr[4].getOutnumber()));
        System.out.println("………………………………………………….");
        System.out.println("**********************************************************");
    }
}

在一些重复代码上我们进行了封装，从而节省空间