通讯录管理系统终章

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这里写图片描述

LinkMan

package AddressBook;//创建一个通讯录的联系人类class LinkMan{    //联系人姓名电话    String name;    String telephone;    //定义带有一个参数的构造方法    public LinkMan(String name)    {        this.name = name;        this.telephone = null;    }    //定义无参的构造方法    public LinkMan()    {    }    //定义带参的构造方法    public LinkMan(String name,String telephone)    {        this.name = name;        this.telephone = telephone;    }     //获得联系人姓名    public String getName()    {        return name;    }    //获得联系人电话    public String getTelephone()    {        return telephone;    }    //设置联系人姓名    public void setName(String name)    {        name = this.name;    }    //设置联系人电话    public void setTelephone(String telephone)    {        telephone = this.telephone;    }    //输出联系人姓名和电话    public String toString()    {        return "用户的姓名:"+this.name+","+"用户的电话："+this.telephone;    }}

AddressBook:

package AddressBook;import AddressBook.LinkMan;import java.util.Scanner;import java.io.Serializable;public class AddressBook implements Serializable{    LinkMan [] array;//保存联系人的数组    public int number;//联系人数量    //创建无参的构造方法，空的数组，人数为0    public AddressBook()    {        array = new LinkMan[1000];        number = 0;    }    //带参的构造方法 ，创建number个人的通讯录    public AddressBook(int number)    {        String name;        String telephone;        Scanner sc = new Scanner(System.in);        this.array = new LinkMan[1000];        this.number = number;        for(int i = 0;i<number;i++)        {            System.out.println("请输入第"+(i+1)+"联系人:");            System.out.println("姓名:");            name = sc.next();            System.out.println("电话:");            telephone = sc.next();            this.array[i] = new LinkMan(name,telephone);        }    }    /*获取人数*/    public boolean linkman(int number)    {    if(this.number == this.array.length)    {            System.out.println("空间存满，不能添加");            return false;    }    else        {            number ++;            return true;        }    }    /*查找方法*/    public LinkMan search(String name)    {        for(int j = 0;j < this.number;j++)        {            if(name.compareTo(this.array[j].getName())==0)            return this.array[j];        }        return null;    }    /*浏览方法*/    public void display()    {        System.out.println("--通讯录--");        System.out.println("姓名 电话");        for(int i=0;i < number;i++)        {            System.out.println(this.array[i].toString());        }        System.out.println("结束");    }    /*添加联系人*/    public String append(String name,String telephone)    {        array[this.number]=new LinkMan();        array[this.number].name = name;        array[this.number].telephone = telephone;        this.number++;        return "添加成功";    }     /*删除方法*/    public boolean delete(LinkMan im)    {        int i;        if(this.number==1)        {            this.number = 0;            return true;        }        for(i = 0;i<this.number;i++)        {            System.out.println("this.number="+this.number+",i="+i);            if(im.getName().compareTo(this.array[i].getName()) == 0)            break;        }        if(i < this.number)        {            this.array[i] = this.array[this.number-1];            this.number--;            return true;        }        else        {            return false;        }    }           /*获取LinkMan类型的数组内容*/    public LinkMan getLinkMan(int i)    {        if(i>=0&&i<this.number)        return this.array[i];        return null;    }}

AddressBookService:

package AddressBook;import AddressBook.LinkMan;import AddressBook.AddressBook;import java.util.Scanner;import java.io.*;public class AddressBookService {    static Scanner sc = new Scanner(System.in);    private AddressBook myAB;    private static String ObjectFileName = "source.txt";    private static String TxtFileName = "test.txt";    //构造方法    public AddressBookService(int num)    {        myAB = new AddressBook(num);    }    /*查找联系人姓名*/    public void search()    {        print("--开始查找--");        print("输入搜索姓名:");        String name = sc.next();        LinkMan searchResult = myAB.search(name);        if(searchResult != null)        {            print(searchResult.name+","+searchResult.telephone);        }        else        {            print("没找到！");        }        print("--搜索--");    }    public void display()    {        myAB.display();    }    /*添加方法*/    public void append()    {        print("--添加开始--");        print("输入添加的人名字:");        String appName = sc.next();        print("输入添加的电话号码:");        String appTel = sc.next();        myAB.append(appName,appTel);        myAB.display();        print("--添加结束--");    }    /*删除*/    public void delete()    {        print("--删除开始--");        print("输入删除的名字:");        String deName = sc.next();        LinkMan deLM = new LinkMan(deName);        if(myAB.delete(deLM) == true)        myAB.display();        else        print("删除失败！");        print("--删除结束--");    }    /*从指定文件读取数据*/    public void read() throws Exception    {        print("开始读取：");        //创建对象输入流,并从指定的输入流中读取数据        FileInputStream fis = new FileInputStream(ObjectFileName);        ObjectInputStream ois = new ObjectInputStream(fis);        AddressBook myAB = (AddressBook)ois.readObject();        ois.close();        fis.close();        print("读取成功！");    }    /*从指定文件写入数据*/    public void write() throws Exception    {        //创建对象输出流        FileOutputStream fos = new FileOutputStream(ObjectFileName);        ObjectOutputStream oos = new ObjectOutputStream(fos);        oos.writeObject(myAB);        oos.close();        fos.close();        print("保存成功");    }    /*保存通讯录写到文本文件*/    public void writetxt() throws Exception     {        FileWriter fw = new FileWriter(TxtFileName);        BufferedWriter bw = new BufferedWriter(fw);        for(int i = 0 ;i < myAB.number;i++)        {            String line = myAB.getLinkMan(i).toString();            bw.write(line);            bw.newLine();//换行        }        bw.close();        fw.close();        print("写入成功！");        print("文件名："+TxtFileName);    }    public static void print(String message)    {        System.out.println(message);    }}

AddressBookManage

package AddressBook;import AddressBook.LinkMan;import AddressBook.AddressBook;import AddressBook.AddressBookService;import java.util.Scanner;import java.io.*;public class AddressBookManage{    static Scanner sc = new Scanner(System.in);    private AddressBookService myABS;//第二次对AddressBookService进行包装    public AddressBookManage()    {    }    public void run()throws Exception    {        showMenuBar();//显示主菜单    }    private void showMenuBar() throws Exception    {        print("注意：请先创建通讯录！");        print("------通讯录----------------");        print("------1 创建通讯录----------");        print("------2 导入通讯录----------");        print("------0 退出系统-------------");        print("----------------------------------------------");        print("请选择：");        int choice = sc.nextInt();        switch(choice)        {            case 1:     print("请输入人数:");                        int number = sc.nextInt();                        myABS = new AddressBookService(number);                        print("创建成功，可以操作通讯录！");                        break;            case 2:     print("调用读取功能：");                        myABS = new AddressBookService(0);                        myABS.read();                        print("读入成功，可以操作通讯录！");                        break;            case 0:     System.exit(0);        }        showMenu();    }        private void showMenu() throws Exception        {            do            {                print("------通讯录功能菜单-----");                print("------1 浏览-------------");                print("------2 查找-------------");                print("------3 添加-------------");                print("------4 删除-------------");                print("------5 保存-------------");                print("------6 读取-------------");                print("------7 导出到文本文件---");                print("------8 退出-------------");                print("---------------------------------------");                print("请选择：");                int choice = sc.nextInt();                switch(choice)                {                    case 1:myABS.display();break;                    case 2:myABS.search();break;                    case 3:myABS.append();break;                    case 4:myABS.delete();break;                    case 5:myABS.write();break;                    case 6:myABS.read();break;                    case 7:myABS.writetxt();break;                    default:print("谢谢使用，再见");                            System.exit(0);                }            }while(true);        }        public static void print(String message)        {            System.out.println(message);        }}

text:

package AddressBook;import AddressBook.AddressBookManage;public class text{    public static void main(String []args) throws Exception    {        new AddressBookManage().run();    }}

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