第三次博客作业

前言:

题目集六:

  电信计费系列一,难度较前几次的数学计算有所下降,但是更为繁琐。

题目集七:

  电信计费系列二在系列一上面添加了手机计费规则,规则更加灵活,但是整体难度仍然不大,由于系列一搭好了框架,繁琐程度大大的降低了。

题目集八:

  电信计费系列三添加了短信的计费规则,更加灵活了,尤其是对手机号和短信内容的处理。

设计与分析:

7-1 电信计费系列1-座机计费:

实现一个简单的电信计费程序:
假设南昌市电信分公司针对市内座机用户采用的计费方式:
月租20元,接电话免费,市内拨打电话0.1元/分钟,省内长途0.3元/分钟,国内长途拨打0.6元/分钟。不足一分钟按一分钟计。
南昌市的区号:0791,江西省内各地市区号包括:0790~0799以及0701。

输入格式:

输入信息包括两种类型
1、逐行输入南昌市用户开户的信息,每行一个用户,
格式:u-号码 计费类型 (计费类型包括:0-座机 1-手机实时计费 2-手机A套餐)
例如:u-079186300001 0
座机号码除区号外由是7-8位数字组成。
本题只考虑计费类型0-座机计费,电信系列2、3题会逐步增加计费类型。
2、逐行输入本月某些用户的通讯信息,通讯信息格式:
座机呼叫座机:t-主叫号码 接听号码 起始时间 结束时间
t-079186330022 058686330022 2022.1.3 10:00:25 2022.1.3 10:05:11
以上四项内容之间以一个英文空格分隔,
时间必须符合"yyyy.MM.dd HH:mm:ss"格式。提示:使用SimpleDateFormat类。
以上两类信息,先输入所有开户信息,再输入所有通讯信息,最后一行以“end”结束。
注意:
本题非法输入只做格式非法的判断,不做内容是否合理的判断(时间除外,否则无法计算),比如:
1、输入的所有通讯信息均认为是同一个月的通讯信息,不做日期是否在同一个月还是多个月的判定,直接将通讯费用累加,因此月租只计算一次。
2、记录中如果同一电话号码的多条通话记录时间出现重合,这种情况也不做判断,直接 计算每条记录的费用并累加。
3、用户区号不为南昌市的区号也作为正常用户处理。

输出格式:

根据输入的详细通讯信息,计算所有已开户的用户的当月费用(精确到小数点后2位,
单位元)。假设每个用户初始余额是100元。
每条通讯信息单独计费后累加,不是将所有时间累计后统一计费。
格式:号码+英文空格符+总的话费+英文空格符+余额
每个用户一行,用户之间按号码字符从小到大排序。

错误处理:
输入数据中出现的不符合格式要求的行一律忽略。

建议类图:
参见图1、2、3,可根据理解自行调整:

image.png

                                    图1
图1中User是用户类,包括属性:
userRecords (用户记录)、balance(余额)、chargeMode(计费方式)、number(号码)。

ChargeMode是计费方式的抽象类:
chargeRules是计费方式所包含的各种计费规则的集合,ChargeRule类的定义见图3。
getMonthlyRent()方法用于返回月租(monthlyRent)。

UserRecords是用户记录类,保存用户各种通话、短信的记录,    
各种计费规则将使用其中的部分或者全部记录。
其属性从上到下依次是:
市内拨打电话、省内(不含市内)拨打电话、省外拨打电话、
市内接听电话、省内(不含市内)接听电话、省外接听电话的记录
以及发送短信、接收短信的记录。
 
 

image.png

                                     图2
图2中CommunicationRecord是抽象的通讯记录类:
包含callingNumber拨打号码、answerNumber接听号码两个属性。
CallRecord(通话记录)、MessageRecord(短信记录)是它的子类。

CallRecord(通话记录类)包含属性:
通话的起始、结束时间以及
拨号地点的区号(callingAddressAreaCode)、接听地点的区号(answerAddressAreaCode)。
区号用于记录在哪个地点拨打和接听的电话。座机无法移动,就是本机区号,如果是手机号,则会有差异。
 
 

image.png

                                        图3
图3是计费规则的相关类,这些类的核心方法是:
calCost(ArrayList<CallRecord> callRecords)。
该方法针根据输入参数callRecords中的所有记录计算某用户的某一项费用;如市话费。
输入参数callRecords的约束条件:必须是某一个用户的符合计费规则要求的所有记录。

LandPhoneInCityRule、LandPhoneInProvinceRule、LandPhoneInLandRule三个类分别是
座机拨打市内、省内、省外电话的计费规则类,用于实现这三种情况的费用计算。    
(提示:可以从UserRecords类中获取各种类型的callRecords)。
 
 

后续扩展说明:
后续题目集将增加手机用户,手机用户的计费方式中除了与座机计费类似的主叫通话费之外,还包含市外接听电话的漫游费以及发短信的费用。在本题的设计时可统一考虑。
通话记录中,手机需要额外记录拨打/接听的地点的区号,比如:
座机打手机:t-主叫号码 接听号码 接听地点区号 起始时间 结束时间
t-079186330022 13305862264 020 2022.1.3 10:00:25 2022.1.3 10:05:11
手机互打:t-主叫号码 拨号地点 接听号码 接听地点区号 起始时间 结束时间
t-18907910010 0791 13305862264 0371 2022.1.3 10:00:25 2022.1.3 10:05:11
短信的格式:m-主叫号码,接收号码,短信内容
m-18907910010 13305862264 welcome to jiangxi
m-13305862264 18907910010 thank you

输入样例:

在这里给出一组输入。例如:

u-079186300001 0
t-079186300001 058686330022 2022.1.3 10:00:25 2022.1.3 10:05:25
end
 

输出样例:

在这里给出相应的输出。例如:

079186300001 3.0 77.0
 

其余参考样例详见附件,未尽事宜以附件样例为准:

电信计费简化版-座机计费说明.pdf

代码

import java.text.DecimalFormat;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.*;
import java.util.regex.Matcher;
import java.util.regex.Pattern;

class work {
    ArrayList<String> strr = new ArrayList<>();
    ArrayList<User> uesrs = new ArrayList<>();
    ArrayList<CallRecord> callRecords = new ArrayList<>();
    int usernum = 0;

    public work() {
        Scanner sc = new Scanner(System.in);
        while (true) {
            String str = sc.nextLine();
            if (str.equals("end"))
                return;
            strr.add(str);
        }
    }

    void tran() {

        String uPattern = "^u-[0-9]{11,12} 0$";
        String tPattern = "^t-\\d{10,12}\\s\\d{10,12}\\s([1-9][0-9]*\\.[1-9][0-9]?\\.[1-9][0-9]? ([0|1]?[0-9]|2[0-3]):[0-5][0-9]:[0-5][0-9] ?){2}$";
        boolean lock = false;
//       11,12位只包含座机
        for (String s : strr) {
            if (Pattern.compile("[^-ut\\d: \\.]").matcher(s).find()) //出现的字符集合
                continue;
            if (s.matches(uPattern) && !lock) {
                Pattern r = Pattern.compile("^u-([0-9]{11,12}) (\\d)$");
                User user = new User();
                Matcher m = r.matcher(s);
                if (m.find()) {
                    user.model = Integer.parseInt(m.group(2));
                    user.number = m.group(1);
                    if (!user.number.startsWith("0791"))
                        continue;
                    user.chargeMode = new LandlinePhoneCharging();
                    if (!is_in_users(user.number)) {
                        usernum++;
                        uesrs.add(user);
                    }
                }
            } else if (s.matches(
                    tPattern
//                    "^t-([0-9]{10,12}) ([0-9]{10,12}) \\d{4}+\\.\\d{1,2}+\\.\\d{1,2}+ ([0-1]?[0-9]|2[0-3]):([0-5][0-9]):([0-5][0-9]) \\d{4}+\\.\\d{1,2}+\\.\\d{1,2}+ ([0-1]?[0-9]|2[0-3]):([0-5][0-9]):([0-5][0-9])$"
            )) {
//                ^t-[0-9]{11,13} [0-9]{11,13} [0-9]{4}.[0-9]{1,2}.[0-9]{1,2} [0-9]{1,2}:[0-9]{1,2}:[0-9]{1,2} [0-9]{4}.[0-9]{1,2}.[0-9]{1,2} [0-9]{1,2}:[0-9]{1,2}:[0-9]{1,2}$
                CallRecord callRecord = new CallRecord();
                Pattern r = Pattern.compile("t-([0-9]{10,12}) ([0-9]{10,12}) ([0-9]{4}\\.[0-9]{1,2}\\.[0-9]{1,2} [0-9]{1,2}:[0-9]{1,2}:[0-9]{1,2}) ([0-9]{4}\\.[0-9]{1,2}\\.[0-9]{1,2} [0-9]{1,2}:[0-9]{1,2}:[0-9]{1,2})");
                //^t-([0-9]{11,13}) ([0-9]{11,13}) \\d{4}+[\\.]\\d{1,2}+[\\.]\\d{1,2}+ ([0-1]?[0-9]|2[0-3]):([0-5][0-9]):([0-5][0-9]) \\d{4}+[\\.]\\d{1,2}+[\\.]\\d{1,2}+ ([0-1]?[0-9]|2[0-3]):([0-5][0-9]):([0-5][0-9])$
                Matcher m = r.matcher(s);
                if (m.find()) {
                    callRecord.callingNumber = m.group(1);
                    if (is_three_area_code(m.group(1))) {
                        if (m.group(1).length() == 10 || m.group(1).length() == 11)
                            callRecord.callingAddressAreaCode = m.group(1).substring(0, 3);
                        else
                            continue;
                    } else {
                        if (m.group(1).length() == 11 || m.group(1).length() == 12)
                            callRecord.callingAddressAreaCode = m.group(1).substring(0, 4);
                        else
                            continue;
                    }
                    callRecord.callingAddressAreaCode = m.group(1).substring(0, 4);
                    callRecord.answerNumber = m.group(2);
                    if (is_three_area_code(m.group(2))) {
                        if (m.group(2).length() == 10 || m.group(2).length() == 11)
                            callRecord.answerAddressAreaCode = m.group(2).substring(0, 3);
                        else
                            continue;
                    } else {
                        if (m.group(2).length() == 11 || m.group(2).length() == 12)
                            callRecord.answerAddressAreaCode = m.group(2).substring(0, 4);
                        else
                            continue;
                    }
                    Date sd;
                    Date fd;
                    SimpleDateFormat format = new SimpleDateFormat("yyyy.MM.dd HH:mm:ss");
                    try {
                        sd = format.parse(m.group(3));
                    } catch (ParseException e) {
                        continue;
                    }
                    try {
                        fd = format.parse(m.group(4));
                    } catch (ParseException e) {
                        continue;
                    }
                    callRecord.startTime = sd;
                    callRecord.endTime = fd;
                    if (sd.getTime() < fd.getTime() && dateStrIsValid(m.group(3)) && dateStrIsValid(m.group(4))) {
                        callRecords.add(callRecord);
                        lock = true;
                    }

                }
            }
        }
    }

    void start_work() {
        for (CallRecord callRecord : callRecords) {
            int num = user_num(callRecord.callingNumber);
            if (num != -1) {
                switch (code_num_where(callRecord.callingAddressAreaCode
                        , callRecord.answerAddressAreaCode)) {
                    case 0:
                        this.uesrs.get(num).userRecords.callingInCityRecords.add(callRecord);
                        break;
                    case 1:
                        this.uesrs.get(num).userRecords.callingInProvinceRecords.add(callRecord);
                        break;
                    case 2:
                        this.uesrs.get(num).userRecords.callingInLandRecords.add(callRecord);
                        break;
                    default:
                        break;
                }
            }
        }
        this.sort_users();
        for (int i = 0; i < usernum; i++)
            if (i != usernum - 1)
                System.out.println(uesrs.get(i).number + " " + Print(uesrs.get(i).calCost()) + " " + Print(uesrs.get(i).calBalance()));
            else
                System.out.print(uesrs.get(i).number + " " + Print(uesrs.get(i).calCost()) + " " + Print(uesrs.get(i).calBalance()));
    }

    //判断时间是否合法
    public boolean dateStrIsValid(String str) {
        SimpleDateFormat sd = new SimpleDateFormat("yyyy.MM.dd HH:mm:ss");//括号内为日期格式,y代表年份,M代表年份中的月份(为避免与小时中的分钟数m冲突,此处用M),d代表月份中的天数
        try {
            sd.setLenient(false);//此处指定日期/时间解析是否不严格,在true是不严格,false时为严格
            sd.parse(str);//从给定字符串的开始解析文本,以生成一个日期
        } catch (Exception e) {
            return false;
        }
        return true;
    }


    //    不足一分钟按一分钟计算时间
    static long howlong(Date start, Date end) {
        long sec = (end.getTime() - start.getTime()) / 1000;
        if (sec % 60 == 0)
            return sec / 60;
        else return sec / 60 + 1;
    }

    //    返回用户组下标
    int user_num(String num) {
        if (this.uesrs.isEmpty())
            return -1;
        for (int i = 0; i < this.usernum; i++) {
            if (uesrs.get(i).number.equals(num))
                return i;
        }
        return -1;
    }

    //是否重复用户判断
    boolean is_in_users(String num) {
        if (this.uesrs.isEmpty())
            return false;
        for (int i = 0; i < this.usernum; i++) {
            if (uesrs.get(i).number.equals(num))
                return true;
        }
        return false;
    }


    // 两区号比较 市内0 省内长途1 国内长途2
    int code_num_where(String code1, String code2) {
        int[] code1_num = area(code1);
        int[] code2_num = area(code2);
        if (code1.equals(code2))
            return 0;
        else if ((code1_num[0] == code2_num[0] && code1_num[1] != code2_num[1]))
            return 1;
        else return 2;
    }

    //    返回是否为3位区号
    boolean is_three_area_code(String num) {
        String[] arecode = new String[]{"010", "021", "022", "023", "852", "853", "020", "028", "029"};
        for (String code : arecode)
            if (num.startsWith(code))
                return true;
        return false;
    }

    //返回地区号 地区号两位组成 第一位为省份号 第二为为地区号
    int[] area(String code) {
        int[] area_num = new int[2];
        area_num[0] = 9;
        area_num[1] = 9;
        String[] area1 = {"0790", "0791", "0792", "0793", "0794", "0795", "0796", "0797", "0798", "0799", "0701"};
        for (int i = 0; i < area1.length; i++) {
            if (code.equals(area1[i])) {
                area_num[0] = 1;
                area_num[1] = i;
            }
        }
        return area_num;
    }

    // 打印标准格式
    static String Print(double a) {
        if (Math.abs((int) a - a) < 1e-6) return (int) a + ".0";
        else if ((Math.abs((int) a - a + 1) < 1e-6)) return (int) a + 1 + ".0";
        else return new DecimalFormat("#.#").format(a);
    }

    //  用户按号码排序
    void sort_users() {
        long[] user_num = new long[usernum];
        User[] Users = new User[usernum];
        for (int i = 0; i < usernum; i++) {
            user_num[i] = Long.parseLong(uesrs.get(i).number);
            Users[i] = this.uesrs.get(i);
        }
        for (int i = 0; i < usernum - 1; i++) {
            int min = i;

            // 每轮需要比较的次数 N-i
            for (int j = i + 1; j < usernum; j++) {
                if (user_num[j] < user_num[min]) {
                    // 记录目前能找到的最小值元素的下标
                    min = j;
                }

                // 将找到的最小值和i位置所在的值进行交换
                if (i != min) {
                    long tmp = user_num[min];
                    user_num[min] = user_num[i];
                    user_num[i] = tmp;
                    User temp = Users[min];
                    Users[min] = Users[i];
                    Users[i] = temp;
                }

            }
        }
        this.uesrs = new ArrayList<>(Arrays.asList(Users).subList(0, usernum));

    }
}

//UserRecords是用户记录类,保存用户各种通话、短信的记录,
//各种计费规则将使用其中的部分或者全部记录。
//其属性从上到下依次是:

//以及发送短信、接收短信的记录。
class UserRecords {
    //市内拨打电话
    ArrayList<CallRecord> callingInCityRecords = new ArrayList<CallRecord>();
    //省内(不含市内)拨打电话
    ArrayList<CallRecord> callingInProvinceRecords = new ArrayList<CallRecord>();
    //省外拨打电话
    ArrayList<CallRecord> callingInLandRecords = new ArrayList<CallRecord>();
    //市内接听电话
    ArrayList<CallRecord> answerInCityRecords = new ArrayList<CallRecord>();
    //省内(不含市内)接听电话
    ArrayList<CallRecord> answerInProvinceRecords = new ArrayList<CallRecord>();
    //省外接听电话的记录
    ArrayList<CallRecord> answerInLandRecords = new ArrayList<CallRecord>();
    //发送短信记录
    ArrayList<MessageRecord> sendMessageRecords = new ArrayList<MessageRecord>();
    //接收短信的记录
    ArrayList<MessageRecord> receiveMessageRecords = new ArrayList<MessageRecord>();

    void addCallingInCityRecords(CallRecord callRecord) {
        callingInCityRecords.add(callRecord);
    }

    void addCallingInProvinceRecords(CallRecord callRecord) {
        callingInProvinceRecords.add(callRecord);
    }

    void CallingInLandRecords(CallRecord callRecord) {
        callingInLandRecords.add(callRecord);
    }

    void adddAnswerInCityRecords(CallRecord answerRecord) {
        answerInCityRecords.add(answerRecord);
    }

    void addSendMessageRecords(MessageRecord sendMessageRecord) {
        sendMessageRecords.add(sendMessageRecord);
    }

    void addReceiveMessageRecords(MessageRecord receiveMessageRecord) {
        receiveMessageRecords.add(receiveMessageRecord);
    }

    ArrayList<MessageRecord> getSendMessageRecords() {
        return sendMessageRecords;
    }

    ArrayList<MessageRecord> getReceiveMessageRecords() {
        return receiveMessageRecords;
    }

    ArrayList<CallRecord> getCallingInCityRecords() {
        return callingInCityRecords;
    }

    ArrayList<CallRecord> getCallingInProvinceRecords() {
        return callingInProvinceRecords;
    }

    ArrayList<CallRecord> getCallingInLandRecords() {
        return callingInLandRecords;
    }

    ArrayList<CallRecord> getAnswerInCityRecords() {
        return answerInCityRecords;
    }

    ArrayList<CallRecord> getAnswerInProvinceRecords() {
        return answerInProvinceRecords;
    }

    ArrayList<CallRecord> getAnswerInLandRecords() {
        return answerInLandRecords;
    }

}

//User是用户类,包括属性:
//userRecords (用户记录)、balance(余额)、chargeMode(计费方式)、number(号码)
class User {
    String number;
    int model;//0为座机用户
    double balance = 100;
    ChargeMode chargeMode;//ChargeMode是计费方式的抽象类:
    UserRecords userRecords = new UserRecords();//

    //计算余额
    public double calBalance() {
        balance = balance - calCost() - chargeMode.getMonthlyRent();
        return balance;
    }

    double calCost() {
        LandPhoneIInlandRule lpi = new LandPhoneIInlandRule();
        LandPhoneInCityRule lpc = new LandPhoneInCityRule();
        LandPhoneInProvinceRule lpp = new LandPhoneInProvinceRule();
        return lpi.callCost(userRecords.callingInLandRecords) + lpc.callCost(userRecords.callingInCityRecords)
                + lpp.callCost(userRecords.callingInProvinceRecords);
    }

    UserRecords getUserRecords() {
        return userRecords;
    }

    void setUserRecords(UserRecords userRecords) {
        this.userRecords = userRecords;
    }

    double getBalance() {
        return balance;
    }

    ChargeMode getChargeMode() {
        return chargeMode;
    }

    void setChargeMode(ChargeMode chargeMode) {
        this.chargeMode = chargeMode;
    }

    String getNumber() {
        return number;
    }

    void setNumber(String number) {
        this.number = number;
    }
}

// MessageRecord(短信记录)
class MessageRecord extends CommunicationRecord {
    String message;

    String getMessage() {
        return message;
    }

    void setMessage(String message) {
        this.message = message;
    }

    @Override
    String getCallingNumber() {
        return callingNumber;
    }

    @Override
    void setCallingNumber(String callingNumber) {
        this.callingNumber = callingNumber;
    }

    @Override
    String getAnswerNumber() {
        return answerNumber;
    }

    @Override
    void setAnswerNumber(String answerNumber) {
        this.answerNumber = answerNumber;
    }
}

public class Main {
    public static void main(String[] args) {
        work work = new work();
        work.tran();
        work.start_work();
    }
}

class LandPhoneInProvinceRule extends CallChargeRule {
    @Override
    double callCost(ArrayList<CallRecord> callRecords) {
        double cost = 0.0;
        for (CallRecord callRecord : callRecords)
            cost += 0.3 * work.howlong(callRecord.startTime, callRecord.endTime);

        return cost;
    }
}

class LandPhoneInCityRule extends CallChargeRule {
    @Override
    double callCost(ArrayList<CallRecord> callRecords) {
        double cost = 0.0;
        for (CallRecord callRecord : callRecords) cost += 0.1 * work.howlong(callRecord.startTime, callRecord.endTime);
        return cost;
    }
}

class LandPhoneIInlandRule extends CallChargeRule {

    @Override
    double callCost(ArrayList<CallRecord> callRecords) {
        double cost = 0.0;
        for (CallRecord callRecord : callRecords) cost += 0.6 * work.howlong(callRecord.startTime, callRecord.endTime);
        return cost;
    }
}


class LandlinePhoneCharging extends ChargeMode {
    double monthlyRent = 20;

    @Override
    ArrayList<ChargeRule> getChargeRules() {
        return null;
    }

    @Override
    void setChargeRules(ArrayList<ChargeRule> chargeRules) {

    }

    @Override
    double calCost(UserRecords userRecords) {
        return 0.0;
    }

    @Override
    double getMonthlyRent() {
        return monthlyRent;
    }
}

abstract class CommunicationRecord {
    String callingNumber;//拨打号码
    String answerNumber;//接听号码

    abstract String getCallingNumber();

    abstract void setCallingNumber(String callingNumber);

    abstract String getAnswerNumber();

    abstract void setAnswerNumber(String answerNumber);
}


abstract class ChargeRule {
}

//ChargeMode是计费方式的抽象类:
abstract class ChargeMode {
    ArrayList<ChargeRule> chargeRules = new ArrayList<>();

    abstract ArrayList<ChargeRule> getChargeRules();

    abstract void setChargeRules(ArrayList<ChargeRule> chargeRules);

    abstract double calCost(UserRecords userRecords);

    abstract double getMonthlyRent();
}


abstract class CallChargeRule extends ChargeRule {
    abstract double callCost(ArrayList<CallRecord> callRecords);
}


//CallRecord(通话记录类)包含属性:
//通话的起始、结束时间以及 拨号地点的区号(callingAddressAreaCode)、接听地点的区号(answerAddressAreaCode)。
//区号用于记录在哪个地点拨打和接听的电话。对于座机,就是本机区号。
// 如果是手机号,则接打地点的区号和本机的开户地区会有差异。
class CallRecord extends CommunicationRecord {
    Date startTime;
    Date endTime;
    String callingAddressAreaCode;
    String answerAddressAreaCode;


    @Override
    String getCallingNumber() {
        return callingNumber;
    }

    @Override
    void setCallingNumber(String callingNumber) {
        this.callingNumber = callingNumber;
    }

    @Override
    String getAnswerNumber() {
        return answerNumber;
    }

    @Override
    void setAnswerNumber(String answerNumber) {
        this.answerNumber = answerNumber;
    }

    Date getStartTime() {
        return startTime;
    }

    void setStartTime(Date startTime) {
        this.startTime = startTime;
    }

    Date getEndTime() {
        return endTime;
    }

    void setEndTime(Date endTime) {
        this.endTime = endTime;
    }

    String getCallingAddressAreaCode() {
        return callingAddressAreaCode;
    }

    void setCallingAddressAreaCode(String callingAddressAreaCode) {
        this.callingAddressAreaCode = callingAddressAreaCode;
    }

    String getAnswerAddressAreaCode() {
        return answerAddressAreaCode;
    }

    void setAnswerAddressAreaCode(String answerAddressAreaCode) {
        this.answerAddressAreaCode = answerAddressAreaCode;
    }

}

类图与分析

  本次作业主要是针对类图结构写代码,十分繁琐。,看懂类图并用提供的类图写代码便成为这道题难点。题目算法不难,各项指标都处于一个较为合理的范围。

7-1 电信计费系列2-手机+座机计费

实现南昌市电信分公司的计费程序,假设该公司针对手机和座机用户分别采取了两种计费方案,分别如下:
1、针对市内座机用户采用的计费方式(与电信计费系列1内容相同):
月租20元,接电话免费,市内拨打电话0.1元/分钟,省内长途0.3元/分钟,国内长途拨打0.6元/分钟。不足一分钟按一分钟计。
假设本市的区号:0791,江西省内各地市区号包括:0790~0799以及0701。
2、针对手机用户采用实时计费方式:
月租15元,市内省内接电话均免费,市内拨打市内电话0.1元/分钟,市内拨打省内电话0.2元/分钟,市内拨打省外电话0.3元/分钟,省内漫游打电话0.3元/分钟,省外漫游接听0.3元/分钟,省外漫游拨打0.6元/分钟;
注:被叫电话属于市内、省内还是国内由被叫电话的接听地点区号决定,比如以下案例中,南昌市手机用户13307912264在区号为020的广州接听了电话,主叫号码应被计算为拨打了一个省外长途,同时,手机用户13307912264也要被计算省外接听漫游费:
u-13307912264 1
t-079186330022 13307912264 020 2022.1.3 10:00:25 2022.1.3 10:05:11

输入:
输入信息包括两种类型
1、逐行输入南昌市用户开户的信息,每行一个用户,含手机和座机用户
格式:u-号码 计费类型 (计费类型包括:0-座机 1-手机实时计费 2-手机A套餐)
例如:u-079186300001 0
座机号码由区号和电话号码拼接而成,电话号码包含7-8位数字,区号最高位是0。
手机号码由11位数字构成,最高位是1。
本题在电信计费系列1基础上增加类型1-手机实时计费。
手机设置0或者座机设置成1,此种错误可不做判断。
2、逐行输入本月某些用户的通讯信息,通讯信息格式:
座机呼叫座机:t-主叫号码 接听号码 起始时间 结束时间
t-079186330022 058686330022 2022.1.3 10:00:25 2022.1.3 10:05:11
以上四项内容之间以一个英文空格分隔,
时间必须符合"yyyy.MM.dd HH:mm:ss"格式。提示:使用SimpleDateFormat类。
输入格式增加手机接打电话以及收发短信的格式,手机接打电话的信息除了号码之外需要额外记录拨打/接听的地点的区号,比如:
座机打手机
t-主叫号码 接听号码 接听地点区号 起始时间 结束时间
t-079186330022 13305862264 020 2022.1.3 10:00:25 2022.1.3 10:05:11
手机互打
t-主叫号码 拨号地点 接听号码 接听地点区号 起始时间 结束时间
t-18907910010 0791 13305862264 0371 2022.1.3 10:00:25 2022.1.3 10:05:11

注意:以上两类信息,先输入所有开户信息,再输入所有通讯信息,最后一行以“end”结束。

输出:
根据输入的详细通讯信息,计算所有已开户的用户的当月费用(精确到小数点后2位,单位元)。假设每个用户初始余额是100元。
每条通讯、短信信息均单独计费后累加,不是将所有信息累计后统一计费。
格式:号码+英文空格符+总的话费+英文空格符+余额
每个用户一行,用户之间按号码字符从小到大排序。
错误处理:
输入数据中出现的不符合格式要求的行一律忽略。

本题只做格式的错误判断,无需做内容上不合理的判断,比如同一个电话两条通讯记录的时间有重合、开户号码非南昌市的号码等,此类情况都当成正确的输入计算。但时间的输入必须符合要求,比如不能输入2022.13.61 28:72:65。
 

建议类图:
参见图1、2、3:

image.png
图1

图1中User是用户类,包括属性:
userRecords (用户记录)、balance(余额)、chargeMode(计费方式)、number(号码)。
ChargeMode是计费方式的抽象类:
chargeRules是计费方式所包含的各种计费规则的集合,ChargeRule类的定义见图3。
getMonthlyRent()方法用于返回月租(monthlyRent)。
UserRecords是用户记录类,保存用户各种通话、短信的记录,    
各种计费规则将使用其中的部分或者全部记录。
其属性从上到下依次是:
市内拨打电话、省内(不含市内)拨打电话、省外拨打电话、
市内接听电话、省内(不含市内)接听电话、省外接听电话的记录
以及发送短信、接收短信的记录。
 
 

image.png

图2

图2中CommunicationRecord是抽象的通讯记录类:
包含callingNumber拨打号码、answerNumber接听号码两个属性。
CallRecord(通话记录)、MessageRecord(短信记录)是它的子类。CallRecord(通话记录类)包含属性:
通话的起始、结束时间以及
拨号地点的区号(callingAddressAreaCode)、接听地点的区号(answerAddressAreaCode)。
区号用于记录在哪个地点拨打和接听的电话。座机无法移动,就是本机区号,如果是手机号,则会有差异。
 
 

image.png
图3

图3是计费规则的相关类,这些类的核心方法是:
calCost(ArrayList<CallRecord> callRecords)。
该方法针根据输入参数callRecords中的所有记录计算某用户的某一项费用;如市话费。
输入参数callRecords的约束条件:必须是某一个用户的符合计费规则要求的所有记录。
SendMessageRule是发送短信的计费规则类,用于计算发送短信的费用。
LandPhoneInCityRule、LandPhoneInProvinceRule、LandPhoneInLandRule三个类分别是座机拨打市内、省内、省外电话的计费规则类,用于实现这三种情况的费用计算。    
 
 

(提示:可以从UserRecords类中获取各种类型的callRecords)。
注意:以上图中所定义的类不是限定要求,根据实际需要自行补充或修改。

输入样例:

在这里给出一组输入。例如:

u-13811111111 1
t-13811111111 0791 13811111110 020 2022.1.3 08:00:00 2022.1.3 08:09:20
end
 

输出样例:

在这里给出相应的输出。例如:

13811111111 3.0 82.0
 

更多内容详见附件:

电信计费简化版-座机计费说明.pdf

代码

import javax.print.DocFlavor;
import java.text.DecimalFormat;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.*;
import java.util.regex.Matcher;
import java.util.regex.Pattern;

class work {
    ArrayList<String> strr = new ArrayList<>();
    ArrayList<User> uesrs = new ArrayList<>();
    ArrayList<CallRecord> callRecords = new ArrayList<>();
    int usernum = 0;

    public work() {
        Scanner sc = new Scanner(System.in);
        while (true) {
            String str = sc.nextLine();
            if (str.equals("end"))
                return;
            strr.add(str);
        }
    }

    void tran() {
        String tPattern = "t-0\\d{9,11}\\s" + "0\\d{9,11}\\s"
                + "([0-9]{3}[1-9]|[0-9]{2}[1-9][0-9]{1}|[0-9]{1}[1-9][0-9]{2}|[1-9][0-9]{3}\\.(1[0-2]|[1-9])\\.([1-9]|(1|2)[0-9]|(30|31)) ([0|1][0-9]|2[0-3]):[0-5][0-9]:[0-5][0-9] ?){2}";
        String tPattern2 = "t-\\d{11}\\s\\d{3,4}\\s" + "\\d{11}\\s\\d{3,4}\\s"
                + "([0-9]{3}[1-9]|[0-9]{2}[1-9][0-9]{1}|[0-9]{1}[1-9][0-9]{2}|[1-9][0-9]{3}\\.(1[0-2]|[1-9])\\.([1-9]|(1|2)[0-9]|(30|31)) ([0|1][0-9]|2[0-3]):[0-5][0-9]:[0-5][0-9] ?){2}";
        String tPattern3 = "t-\\d{11}\\s\\d{3,4}\\s" + "\\d{10,12}\\s"
                + "([0-9]{3}[1-9]|[0-9]{2}[1-9][0-9]{1}|[0-9]{1}[1-9][0-9]{2}|[1-9][0-9]{3}\\.(1[0-2]|[1-9])\\.([1-9]|(1|2)[0-9]|(30|31)) ([0|1][0-9]|2[0-3]):[0-5][0-9]:[0-5][0-9] ?){2}";
        String tPattern1 = "t-\\d{10,12}\\s" + "1\\d{10}\\s\\d{3,4}\\s"
                + "([0-9]{3}[1-9]|[0-9]{2}[1-9][0-9]{1}|[0-9]{1}[1-9][0-9]{2}|[1-9][0-9]{3}\\.(1[0-2]|[1-9])\\.([1-9]|(1|2)[0-9]|(30|31)) ([0|1][0-9]|2[0-3]):[0-5][0-9]:[0-5][0-9] ?){2}";
        String uPattern = "^u-[0-9]{11,12} 0$";
        String uPattern1 = "^u-[0-9]{11} 1$";
        //座机呼叫座机
        //String tPattern = "^t-\\d{10,12}\\s\\d{10,12}\\s([1-9][0-9]*\\.[1-9][0-9]?\\.[1-9][0-9]? ([0|1]?[0-9]|2[0-3]):[0-5][0-9]:[0-5][0-9] ?){2}$";
        //座机打手机
//        String tPattern1 = "^t-\\d{10,12}\\s\\d{11}\\s\\d{3,4}\\s([1-9][0-9]*\\.[1-9][0-9]?\\.[1-9][0-9]? ([0|1]?[0-9]|2[0-3]):[0-5][0-9]:[0-5][0-9] ?){2}$";
//        手机互打
//        String tPattern2 = "^t-\\d{11}\\s\\d{3,4}\\s\\d{11}\\s\\d{3,4}\\s([1-9][0-9]*\\.[1-9][0-9]?\\.[1-9][0-9]? ([0|1]?[0-9]|2[0-3]):[0-5][0-9]:[0-5][0-9] ?){2}$";
        //手机打座机
//        String tPattern3 = "^t-\\d{11}\\s\\d{3,4}\\s\\d{10,12}\\s([1-9][0-9]*\\.[1-9][0-9]?\\.[1-9][0-9]? ([0|1]?[0-9]|2[0-3]):[0-5][0-9]:[0-5][0-9] ?){2}$";
        boolean lock = false;
//       11,12位只包含座机
        for (String s : strr) {
            if (Pattern.compile("[^-ut\\d: \\.]").matcher(s).find()) //出现的字符集合
                continue;
            if (s.matches(uPattern) && !lock) {
                Pattern r = Pattern.compile("^u-([0-9]{11,12}) (\\d)$");
                User user = new User(0);
                Matcher m = r.matcher(s);
                if (m.find()) {
                    user.model = Integer.parseInt(m.group(2));
                    user.number = m.group(1);
                    where_is_me(user);
                    if (!user.number.startsWith("0791"))
                        continue;
                    if (!is_in_users(user.number)) {
                        usernum++;
                        uesrs.add(user);
                    }
                }
            } else if (s.matches(uPattern1) && !lock) {
                Pattern r = Pattern.compile("^u-([0-9]{11}) (1)$");
                User user = new User(1);
                Matcher m = r.matcher(s);
                if (m.find()) {
                    user.model = Integer.parseInt(m.group(2));
                    user.number = m.group(1);
                    where_is_me(user);
                    if (!is_in_users(user.number)) {
                        usernum++;
                        uesrs.add(user);
                    }
                }
            } else if (s.matches(tPattern)) {
                CallRecord callRecord = new CallRecord();
                Pattern r = Pattern.compile("t-([0-9]{10,12}) ([0-9]{10,12}) ([0-9]{4}\\.[0-9]{1,2}\\.[0-9]{1,2} [0-9]{1,2}:[0-9]{1,2}:[0-9]{1,2}) ([0-9]{4}\\.[0-9]{1,2}\\.[0-9]{1,2} [0-9]{1,2}:[0-9]{1,2}:[0-9]{1,2})");
                Matcher m = r.matcher(s);
                if (m.find()) {
                    callRecord.callingNumber = m.group(1);
                    callRecord.callingAddressAreaCode = myCode(m.group(1));
                    callRecord.answerNumber = m.group(2);
                    callRecord.answerAddressAreaCode = myCode(m.group(2));
                    Date sd;
                    Date fd;
                    SimpleDateFormat format = new SimpleDateFormat("yyyy.MM.dd HH:mm:ss");
                    try {
                        sd = format.parse(m.group(3));
                    } catch (ParseException e) {
                        continue;
                    }
                    try {
                        fd = format.parse(m.group(4));
                    } catch (ParseException e) {
                        continue;
                    }
                    callRecord.startTime = sd;
                    callRecord.endTime = fd;
                    if (sd.getTime() < fd.getTime() && dateStrIsValid(m.group(3)) && dateStrIsValid(m.group(4))) {
                        callRecords.add(callRecord);
                        lock = true;
                    }

                }
            } else if (s.matches(tPattern1)) {
                CallRecord callRecord = new CallRecord();
                Pattern r = Pattern.compile("^t-(\\d{10,12})\\s(\\d{11})\\s(\\d{3,4})\\s([0-9]{4}\\.[0-9]{1,2}\\.[0-9]{1,2} [0-9]{1,2}:[0-9]{1,2}:[0-9]{1,2}) ([0-9]{4}\\.[0-9]{1,2}\\.[0-9]{1,2} [0-9]{1,2}:[0-9]{1,2}:[0-9]{1,2})");
                Matcher m = r.matcher(s);
                if (m.find()) {
                    callRecord.callingNumber = m.group(1);
                    if (is_three_area_code(m.group(1))) {
                        if (m.group(1).length() == 10 || m.group(1).length() == 11)
                            callRecord.callingAddressAreaCode = m.group(1).substring(0, 3);
                        else
                            continue;
                    } else {
                        if (m.group(1).length() == 11 || m.group(1).length() == 12)
                            callRecord.callingAddressAreaCode = m.group(1).substring(0, 4);
                        else
                            continue;
                    }
                    callRecord.callingAddressAreaCode = m.group(1).substring(0, 4);
                    callRecord.answerNumber = m.group(2);
                    callRecord.answerAddressAreaCode = m.group(3);
                    Date sd;
                    Date fd;
                    SimpleDateFormat format = new SimpleDateFormat("yyyy.MM.dd HH:mm:ss");
                    try {
                        sd = format.parse(m.group(4));
                    } catch (ParseException e) {
                        continue;
                    }
                    try {
                        fd = format.parse(m.group(5));
                    } catch (ParseException e) {
                        continue;
                    }
                    callRecord.startTime = sd;
                    callRecord.endTime = fd;
                    if (sd.getTime() < fd.getTime() && dateStrIsValid(m.group(4)) && dateStrIsValid(m.group(5))) {
                        callRecords.add(callRecord);
                        lock = true;
                    }

                }
            } else if (s.matches(tPattern2)) {
                CallRecord callRecord = new CallRecord();
                Pattern r = Pattern.compile("^t-(\\d{11})\\s(\\d{3,4})\\s(\\d{11})\\s(\\d{3,4}) ([0-9]{4}\\.[0-9]{1,2}\\.[0-9]{1,2} [0-9]{1,2}:[0-9]{1,2}:[0-9]{1,2}) ([0-9]{4}\\.[0-9]{1,2}\\.[0-9]{1,2} [0-9]{1,2}:[0-9]{1,2}:[0-9]{1,2})");
                Matcher m = r.matcher(s);
                if (m.find()) {
                    callRecord.callingNumber = m.group(1);
                    callRecord.callingAddressAreaCode = m.group(2);
                    callRecord.answerNumber = m.group(3);
                    callRecord.answerAddressAreaCode = m.group(4);
                    Date sd;
                    Date fd;
                    SimpleDateFormat format = new SimpleDateFormat("yyyy.MM.dd HH:mm:ss");
                    try {
                        sd = format.parse(m.group(5));
                    } catch (ParseException e) {
                        continue;
                    }
                    try {
                        fd = format.parse(m.group(6));
                    } catch (ParseException e) {
                        continue;
                    }
                    callRecord.startTime = sd;
                    callRecord.endTime = fd;
                    if (sd.getTime() < fd.getTime() && dateStrIsValid(m.group(5)) && dateStrIsValid(m.group(6))) {
                        callRecords.add(callRecord);
                        lock = true;
                    }

                }
            } else if (s.matches(tPattern3)) {
                CallRecord callRecord = new CallRecord();
                Pattern r = Pattern.compile("^t-(\\d{11})\\s(\\d{3,4})\\s(\\d{10,12}) ([0-9]{4}\\.[0-9]{1,2}\\.[0-9]{1,2} [0-9]{1,2}:[0-9]{1,2}:[0-9]{1,2}) ([0-9]{4}\\.[0-9]{1,2}\\.[0-9]{1,2} [0-9]{1,2}:[0-9]{1,2}:[0-9]{1,2})");
                Matcher m = r.matcher(s);
                if (m.find()) {
                    callRecord.callingNumber = m.group(1);
                    callRecord.callingAddressAreaCode = m.group(2);
                    callRecord.answerNumber = m.group(3);
                    callRecord.answerAddressAreaCode = myCode(callRecord.answerNumber);
                    Date sd;
                    Date fd;
                    SimpleDateFormat format = new SimpleDateFormat("yyyy.MM.dd HH:mm:ss");
                    try {
                        sd = format.parse(m.group(4));
                    } catch (ParseException e) {
                        continue;
                    }
                    try {
                        fd = format.parse(m.group(5));
                    } catch (ParseException e) {
                        continue;
                    }
                    callRecord.startTime = sd;
                    callRecord.endTime = fd;
                    if (sd.getTime() < fd.getTime() && dateStrIsValid(m.group(4)) && dateStrIsValid(m.group(5))) {
                        callRecords.add(callRecord);
                        lock = true;
                    }

                }
            }
        }
    }

    void start_work() {
        for (CallRecord callRecord : callRecords) {
//            拨打电话记录
            int num = user_num(callRecord.callingNumber);
            if (num != -1) {
                if (this.uesrs.get(num).model == 0)
                    switch (code_num_where(callRecord.callingAddressAreaCode
                            , callRecord.answerAddressAreaCode)) {
                        case 0:
                            this.uesrs.get(num).userRecords.callingInCityRecords.add(callRecord);
                            break;
                        case 1:
                            this.uesrs.get(num).userRecords.callingInProvinceRecords.add(callRecord);
                            break;
                        case 2:
                            this.uesrs.get(num).userRecords.callingInLandRecords.add(callRecord);
                            break;
                        default:
                            break;
                    }
                else {
                    switch (work.is_(callRecord.callingAddressAreaCode)) {
                        case 0:
                            this.uesrs.get(num).userRecords.callingInCityRecords.add(callRecord);
                            break;
                        case 1:
                            this.uesrs.get(num).userRecords.callingInProvinceRecords.add(callRecord);
                            break;
                        case 2:
                            this.uesrs.get(num).userRecords.callingInLandRecords.add(callRecord);
                            break;
                        default:
                            break;
                    }
                }
            }
            num = user_num(callRecord.answerNumber);
            if (num != -1) {
                switch (work.is_(callRecord.answerAddressAreaCode)) {
                    case 0:
                        this.uesrs.get(num).userRecords.answerInCityRecords.add(callRecord);
                        break;
                    case 1:
                        this.uesrs.get(num).userRecords.answerInProvinceRecords.add(callRecord);
                        break;
                    case 2:
                        this.uesrs.get(num).userRecords.answerInLandRecords.add(callRecord);
                        break;
                    default:
                        break;
                }
            }
        }
        this.sort_users();
        for (int i = 0; i < usernum; i++)
            if (i != usernum - 1)
                System.out.println(uesrs.get(i).number + " " + Print(uesrs.get(i).calCost()) + " " + Print(uesrs.get(i).calBalance()));
            else
                System.out.print(uesrs.get(i).number + " " + Print(uesrs.get(i).calCost()) + " " + Print(uesrs.get(i).calBalance()));
    }

    //判断时间是否合法
    public boolean dateStrIsValid(String str) {
        SimpleDateFormat sd = new SimpleDateFormat("yyyy.MM.dd HH:mm:ss");//括号内为日期格式,y代表年份,M代表年份中的月份(为避免与小时中的分钟数m冲突,此处用M),d代表月份中的天数
        try {
            sd.setLenient(false);//此处指定日期/时间解析是否不严格,在true是不严格,false时为严格
            sd.parse(str);//从给定字符串的开始解析文本,以生成一个日期
        } catch (Exception e) {
            return false;
        }
        return true;
    }


    //    不足一分钟按一分钟计算时间
    static long howlong(Date start, Date end) {
        long sec = (end.getTime() - start.getTime()) / 1000;
        if (sec % 60 == 0)
            return sec / 60;
        else return sec / 60 + 1;
    }

    //    返回用户组下标
    int user_num(String num) {
        if (this.uesrs.isEmpty())
            return -1;
        for (int i = 0; i < this.usernum; i++) {
            if (uesrs.get(i).number.equals(num))
                return i;
        }
        return -1;
    }

    //是否重复用户判断
    boolean is_in_users(String num) {
        if (this.uesrs.isEmpty())
            return false;
        for (int i = 0; i < this.usernum; i++) {
            if (uesrs.get(i).number.equals(num))
                return true;
        }
        return false;
    }

    //    输入号码,返回用户区号和号码数组
    void where_is_me(User user) {
        if (user.model == 0) {
            String number = user.number;
            String[] cods = new String[2];
            if (is_three_area_code(number)) {
                user.code = number.substring(0, 3);
                user.no = number.substring(3);
            } else {
                user.code = number.substring(0, 4);
                user.no = number.substring(4);
            }
        } else user.no = user.number;
    }

    //    返回座机号码区号
    String myCode(String number) {
        if (is_three_area_code(number))
            return number.substring(0, 3);
        else {
            return number.substring(0, 4);

        }
    }

    // 两区号比较 市内0 省内长途1 国内长途2
    int code_num_where(String code1, String code2) {
        int[] code1_num = area(code1);
        int[] code2_num = area(code2);
        if (code1.equals(code2))
            return 0;
        else if ((code1_num[0] == code2_num[0] && code1_num[1] != code2_num[1]))
            return 1;
        else return 2;
    }

    //    市内省内接电话均免费,市内拨打市内电话0.1元/分钟,市内拨打省内电话0.2元/分钟,市内拨打省外电话0.3元/分钟,
//    省内漫游打电话0.3元/分钟,省外漫游接听0.3元/分钟,省外漫游拨打0.6元/分钟;
//    int code_where(String code1, String code2) {
//        if(work.is_(code1)==0&&work.is_(code2)==0)
//    }

    //    返回是否为3位区号
    boolean is_three_area_code(String num) {
        String[] arecode = new String[]{"010", "021", "022", "023", "852", "853", "020", "028", "029"};
        for (String code : arecode)
            if (num.startsWith(code))
                return true;
        return false;
    }

    //返回地区号 地区号两位组成 第一位为省份号 第二为为地区号
    //00 为南昌 其他0开头的为江西省内其他
    int[] area(String code) {
        int[] area_num = new int[2];
        area_num[0] = 9;
        area_num[1] = 9;
        String[] area1 = {"0790", "0791", "0792", "0793", "0794", "0795", "0796", "0797", "0798", "0799", "0701"};
        for (int i = 0; i < area1.length; i++) {
            if (code.equals(area1[i])) {
                area_num[0] = 1;
                area_num[1] = i;
            }
        }
        return area_num;
    }

    //南昌 0 江西省内 1 外2
    static int is_(String code) {
        String[] codes = {"0790", "0791", "0792", "0793", "0794", "0795", "0796", "0797", "0798", "0799", "0701"};
        if (code.equals("0791"))
            return 0;
        for (String codee : codes)
            if (code.equals(codee))
                return 1;
        return 2;
    }

    // 打印标准格式
    static String Print(double a) {
        if (Math.abs((int) a - a) < 1e-6) return (int) a + ".0";
        else if ((Math.abs((int) a - a + 1) < 1e-6)) return (int) a + 1 + ".0";
        else return new DecimalFormat("#.#").format(a);
    }

    //  用户按号码排序
    void sort_users() {
        long[] user_num = new long[usernum];
        User[] Users = new User[usernum];
        for (int i = 0; i < usernum; i++) {
            user_num[i] = Long.parseLong(uesrs.get(i).no);
            Users[i] = this.uesrs.get(i);
        }
        for (int i = 0; i < usernum - 1; i++) {
            int min = i;

            // 每轮需要比较的次数 N-i
            for (int j = i + 1; j < usernum; j++) {
                if (user_num[j] < user_num[min]) {
                    // 记录目前能找到的最小值元素的下标
                    min = j;
                }
            }
            // 将找到的最小值和i位置所在的值进行交换
            if (i != min) {
                long tmp = user_num[min];
                user_num[min] = user_num[i];
                user_num[i] = tmp;
                User temp = Users[min];
                Users[min] = Users[i];
                Users[i] = temp;
            }
        }
        this.uesrs = new ArrayList<>(Arrays.asList(Users).subList(0, usernum));

    }
}

//UserRecords是用户记录类,保存用户各种通话、短信的记录,
//各种计费规则将使用其中的部分或者全部记录。
//其属性从上到下依次是:

//以及发送短信、接收短信的记录。
class UserRecords {
    //市内拨打电话
    ArrayList<CallRecord> callingInCityRecords = new ArrayList<CallRecord>();
    //省内(不含市内)拨打电话
    ArrayList<CallRecord> callingInProvinceRecords = new ArrayList<CallRecord>();
    //省外拨打电话
    ArrayList<CallRecord> callingInLandRecords = new ArrayList<CallRecord>();
    //市内接听电话
    ArrayList<CallRecord> answerInCityRecords = new ArrayList<CallRecord>();
    //省内(不含市内)接听电话
    ArrayList<CallRecord> answerInProvinceRecords = new ArrayList<CallRecord>();
    //省外接听电话的记录
    ArrayList<CallRecord> answerInLandRecords = new ArrayList<CallRecord>();
    //发送短信记录
    ArrayList<MessageRecord> sendMessageRecords = new ArrayList<MessageRecord>();
    //接收短信的记录
    ArrayList<MessageRecord> receiveMessageRecords = new ArrayList<MessageRecord>();

    void addCallingInCityRecords(CallRecord callRecord) {
        callingInCityRecords.add(callRecord);
    }

    void addCallingInProvinceRecords(CallRecord callRecord) {
        callingInProvinceRecords.add(callRecord);
    }

    void CallingInLandRecords(CallRecord callRecord) {
        callingInLandRecords.add(callRecord);
    }

    void adddAnswerInCityRecords(CallRecord answerRecord) {
        answerInCityRecords.add(answerRecord);
    }

    void addSendMessageRecords(MessageRecord sendMessageRecord) {
        sendMessageRecords.add(sendMessageRecord);
    }

    void addReceiveMessageRecords(MessageRecord receiveMessageRecord) {
        receiveMessageRecords.add(receiveMessageRecord);
    }

    ArrayList<MessageRecord> getSendMessageRecords() {
        return sendMessageRecords;
    }

    ArrayList<MessageRecord> getReceiveMessageRecords() {
        return receiveMessageRecords;
    }

    ArrayList<CallRecord> getCallingInCityRecords() {
        return callingInCityRecords;
    }

    ArrayList<CallRecord> getCallingInProvinceRecords() {
        return callingInProvinceRecords;
    }

    ArrayList<CallRecord> getCallingInLandRecords() {
        return callingInLandRecords;
    }

    ArrayList<CallRecord> getAnswerInCityRecords() {
        return answerInCityRecords;
    }

    ArrayList<CallRecord> getAnswerInProvinceRecords() {
        return answerInProvinceRecords;
    }

    ArrayList<CallRecord> getAnswerInLandRecords() {
        return answerInLandRecords;
    }

}

//User是用户类,包括属性:
//userRecords (用户记录)、balance(余额)、chargeMode(计费方式)、number(号码)
class User {
    String number, code, no;
    int model;//0为座机用户 1为手机用户
    double balance = 100;
    ChargeMode chargeMode;//ChargeMode是计费方式的类:
    UserRecords userRecords = new UserRecords();//

    public User(int model) {
        this.model = model;
        this.chargeMode = new ChargeMode(model);
    }

    //计算余额
    public double calBalance() {
        balance = balance - calCost() - this.chargeMode.getMonthlyRent();
        return balance;
    }

    double calCost() {
        LandPhoneIInlandRule lpi = new LandPhoneIInlandRule();
        LandPhoneInCityRule lpc = new LandPhoneInCityRule();
        LandPhoneInProvinceRule lpp = new LandPhoneInProvinceRule();
        double cost = 0;
        if (model == 0)
            return lpi.callCost(userRecords.callingInLandRecords) + lpc.callCost(userRecords.callingInCityRecords)
                    + lpp.callCost(userRecords.callingInProvinceRecords);
        else {
            for (CallRecord callRecord : this.userRecords.callingInCityRecords) {
                //市内拨打市内电话
                if (callRecord.answerAddressAreaCode.equals("0791"))
                    cost += 0.1 * work.howlong(callRecord.startTime, callRecord.endTime);
                    //市内拨打省内电话
                else if (work.is_(callRecord.answerAddressAreaCode) == 1)
                    cost += 0.2 * work.howlong(callRecord.startTime, callRecord.endTime);
                    //市内拨打省外电话
                else if (work.is_(callRecord.answerAddressAreaCode) == 2)
                    cost += 0.3 * work.howlong(callRecord.startTime, callRecord.endTime);
            }
            for (CallRecord callRecord : this.userRecords.callingInProvinceRecords)
                cost += 0.3 * work.howlong(callRecord.startTime, callRecord.endTime);//省内漫游打电话0.3元/分钟
            for (CallRecord callRecord : this.userRecords.callingInLandRecords)
                cost += 0.6 * work.howlong(callRecord.startTime, callRecord.endTime);//省外漫游拨打0.6元/分钟
            for (CallRecord callRecord : this.userRecords.answerInLandRecords)
                cost += 0.3 * work.howlong(callRecord.startTime, callRecord.endTime);//省外漫游接听0.3元/分钟
            return cost;
        }
    }

    UserRecords getUserRecords() {
        return userRecords;
    }

    void setUserRecords(UserRecords userRecords) {
        this.userRecords = userRecords;
    }

    double getBalance() {
        return balance;
    }

    ChargeMode getChargeMode() {
        return chargeMode;
    }

    void setChargeMode(ChargeMode chargeMode) {
        this.chargeMode = chargeMode;
    }

    String getNumber() {
        return number;
    }

    void setNumber(String number) {
        this.number = number;
    }
}

// MessageRecord(短信记录)
class MessageRecord extends CommunicationRecord {
    String message;

    String getMessage() {
        return message;
    }

    void setMessage(String message) {
        this.message = message;
    }

    @Override
    String getCallingNumber() {
        return callingNumber;
    }

    @Override
    void setCallingNumber(String callingNumber) {
        this.callingNumber = callingNumber;
    }

    @Override
    String getAnswerNumber() {
        return answerNumber;
    }

    @Override
    void setAnswerNumber(String answerNumber) {
        this.answerNumber = answerNumber;
    }
}

public class Main {
    public static void main(String[] args) {
        work work = new work();
        work.tran();
        work.start_work();
    }
}

class LandPhoneInProvinceRule extends CallChargeRule {
    @Override
    double callCost(ArrayList<CallRecord> callRecords) {
        double cost = 0.0;
        for (CallRecord callRecord : callRecords)
            cost += 0.3 * work.howlong(callRecord.startTime, callRecord.endTime);

        return cost;
    }
}

class LandPhoneInCityRule extends CallChargeRule {
    @Override
    double callCost(ArrayList<CallRecord> callRecords) {
        double cost = 0.0;
        for (CallRecord callRecord : callRecords)
            cost += 0.1 * work.howlong(callRecord.startTime, callRecord.endTime);
        return cost;
    }
}

class LandPhoneIInlandRule extends CallChargeRule {

    @Override
    double callCost(ArrayList<CallRecord> callRecords) {
        double cost = 0.0;
        for (CallRecord callRecord : callRecords)
            cost += 0.6 * work.howlong(callRecord.startTime, callRecord.endTime);
        return cost;
    }
}


abstract class CommunicationRecord {
    String callingNumber;//拨打号码
    String answerNumber;//接听号码

    abstract String getCallingNumber();

    abstract void setCallingNumber(String callingNumber);

    abstract String getAnswerNumber();

    abstract void setAnswerNumber(String answerNumber);
}


abstract class ChargeRule {
}

//ChargeMode是计费方式
class ChargeMode {
    ArrayList<ChargeRule> chargeRules = new ArrayList<>();
    double MonthlyRent;
    double ccc, ccp, ccl;//市内拨打电话,省内长途,国内长途
    double cp_, cl_;//省内漫游打电话,省外漫游拨打
    double rp_;//省外漫游接听

    public ChargeMode(int model) {
        if (model == 0) {
            MonthlyRent = 20;
            rp_ = 0;
            ccc = 0.1;
            ccp = 0.3;
            ccl = 0.6;
        }
        if (model == 1) {
            MonthlyRent = 15;
            ccc = 0.1;
            ccp = 0.2;
            ccl = 0.3;
            cp_ = 0.3;
            rp_ = 0.3;
            cl_ = 0.6;

        }
    }

    public ChargeMode() {

    }

    ArrayList<ChargeRule> getChargeRules() {
        return chargeRules;
    }

    void setChargeRules(ArrayList<ChargeRule> chargeRules) {
        this.chargeRules = chargeRules;
    }

    double getMonthlyRent() {
        return MonthlyRent;
    }
}


abstract class CallChargeRule extends ChargeRule {
    abstract double callCost(ArrayList<CallRecord> callRecords);
}


//CallRecord(通话记录类)包含属性:
//通话的起始、结束时间以及 拨号地点的区号(callingAddressAreaCode)、接听地点的区号(answerAddressAreaCode)。
//区号用于记录在哪个地点拨打和接听的电话。对于座机,就是本机区号。
// 如果是手机号,则接打地点的区号和本机的开户地区会有差异。
class CallRecord extends CommunicationRecord {
    Date startTime;
    Date endTime;
    String callingAddressAreaCode;
    String answerAddressAreaCode;


    @Override
    String getCallingNumber() {
        return callingNumber;
    }

    @Override
    void setCallingNumber(String callingNumber) {
        this.callingNumber = callingNumber;
    }

    @Override
    String getAnswerNumber() {
        return answerNumber;
    }

    @Override
    void setAnswerNumber(String answerNumber) {
        this.answerNumber = answerNumber;
    }

    Date getStartTime() {
        return startTime;
    }

    void setStartTime(Date startTime) {
        this.startTime = startTime;
    }

    Date getEndTime() {
        return endTime;
    }

    void setEndTime(Date endTime) {
        this.endTime = endTime;
    }

    String getCallingAddressAreaCode() {
        return callingAddressAreaCode;
    }

    void setCallingAddressAreaCode(String callingAddressAreaCode) {
        this.callingAddressAreaCode = callingAddressAreaCode;
    }

    String getAnswerAddressAreaCode() {
        return answerAddressAreaCode;
    }

    void setAnswerAddressAreaCode(String answerAddressAreaCode) {
        this.answerAddressAreaCode = answerAddressAreaCode;
    }

}

类图与分析

本次作业主要是加入了手机业务,数据处理更加复杂了。最大复杂度和深度超出了合理范围。还有非常大的改进空间。

7-1 电信计费系列3-短信计费

实现一个简单的电信计费程序,针对手机的短信采用如下计费方式
1、接收短信免费,发送短信0.1元/条,超过3条0.2元/条,超过5条0.3元/条。
2、如果一次发送短信的字符数量超过10个,按每10个字符一条短信进行计算。

输入:
输入信息包括两种类型
1、逐行输入南昌市手机用户开户的信息,每行一个用户。
格式:u-号码 计费类型 (计费类型包括:0-座机 1-手机实时计费 2-手机A套餐 3-手机短信计费)
例如:u-13305862264 3
座机号码由区号和电话号码拼接而成,电话号码包含7-8位数字,区号最高位是0。
手机号码由11位数字构成,最高位是1。
本题只针对类型3-手机短信计费。
2、逐行输入本月某些用户的短信信息,短信的格式:
m-主叫号码,接收号码,短信内容 (短信内容只能由数字、字母、空格、英文逗号、英文句号组成)
m-18907910010 13305862264 welcome to jiangxi.
m-13305862264 18907910010 thank you.

注意:以上两类信息,先输入所有开户信息,再输入所有通讯信息,最后一行以“end”结束。
输出:
根据输入的详细短信信息,计算所有已开户的用户的当月短信费用(精确到小数点后2位,单位元)。假设每个用户初始余额是100元。
每条短信信息均单独计费后累加,不是将所有信息累计后统一计费。
格式:号码+英文空格符+总的话费+英文空格符+余额
每个用户一行,用户之间按号码字符从小到大排序。
错误处理:
输入数据中出现的不符合格式要求的行一律忽略。
本题只做格式的错误判断,无需做内容上不合理的判断,比如同一个电话两条通讯记录的时间有重合、开户号码非南昌市的号码、自己给自己打电话等,此类情况都当成正确的输入计算。但时间的输入必须符合要求,比如不能输入2022.13.61 28:72:65。

本题只考虑短信计费,不考虑通信费用以及月租费。

建议类图:
参见图1、2、3:

image.png

图1

图1中User是用户类,包括属性:
userRecords (用户记录)、balance(余额)、chargeMode(计费方式)、number(号码)。
ChargeMode是计费方式的抽象类:
chargeRules是计费方式所包含的各种计费规则的集合,ChargeRule类的定义见图3。
getMonthlyRent()方法用于返回月租(monthlyRent)。    
UserRecords是用户记录类,保存用户各种通话、短信的记录,    
各种计费规则将使用其中的部分或者全部记录。
其属性从上到下依次是:
市内拨打电话、省内(不含市内)拨打电话、省外拨打电话、
市内接听电话、省内(不含市内)接听电话、省外接听电话的记录
以及发送短信、接收短信的记录。
 
 

image.png

图2

    图2中CommunicationRecord是抽象的通讯记录类:
包含callingNumber拨打号码、answerNumber接听号码两个属性。
CallRecord(通话记录)、MessageRecord(短信记录)是它的子类。
 

image.png

图3
图3是计费规则的相关类,这些类的核心方法是:
calCost(ArrayList callRecords)。
该方法针根据输入参数callRecords中的所有记录计算某用户的某一项费用;如市话费。
输入参数callRecords的约束条件:必须是某一个用户的符合计费规则要求的所有记录。
SendMessageRule是发送短信的计费规则类,用于计算发送短信的费用。
LandPhoneInCityRule、LandPhoneInProvinceRule、LandPhoneInLandRule三个类分别是座机拨打市内、省内、省外电话的计费规则类,用于实现这三种情况的费用计算。

(提示:可以从UserRecords类中获取各种类型的callRecords)。
 

注意:以上图中所定义的类不是限定要求,根据实际需要自行补充或修改。

输入样例:

在这里给出一组输入。例如:

u-18907910010 3
m-18907910010 13305862264 aaaaaaaaaaaaaaaaaaaaaaa
end
 

输出样例:

在这里给出相应的输出。例如:

18907910010 0.3 99.7
 
### 输入样例1:
 

在这里给出一组输入。例如:

u-18907910010 3
m-18907910010 13305862264 aaaaaaaaaaaa
m-18907910010 13305862264 aaaaaaa.
m-18907910010 13305862264 bb,bbbb
end
 
 

输出样例1:

在这里给出相应的输出。例如:

18907910010 0.5 99.5

代码(本题虽只需计算短信业务且PTA的提交系统允许大小太小,实际只提交了下面代码的短信部分,下方代码为这几次作业完整的电信系统)

import java.text.DecimalFormat;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.*;
import java.util.regex.Matcher;
import java.util.regex.Pattern;

class work {
    ArrayList<String> strr = new ArrayList<>();
    ArrayList<User> uesrs = new ArrayList<>();
    ArrayList<CallRecord> callRecords = new ArrayList<>();
    ArrayList<MessageRecord> messageRecords = new ArrayList<>();
    int usernum = 0;

    public work() {
        Scanner sc = new Scanner(System.in);
        while (true) {
            String str = sc.nextLine();
            if (str.equals("end")) return;
            strr.add(str);
        }
    }

    void tran() {
//        String tPattern0 = "t-0\\d{9,11}\\s" + "0\\d{9,11}\\s"
//                + "([0-9]{3}[1-9]|[0-9]{2}[1-9][0-9]{1}|[0-9]{1}[1-9][0-9]{2}|[1-9][0-9]{3}\\.(1[0-2]|[1-9])\\.([1-9]|(1|2)[0-9]|(30|31)) ([0|1][0-9]|2[0-3]):[0-5][0-9]:[0-5][0-9] ?){2}";
//        String tPattern1 = "t-\\d{11}\\s\\d{3,4}\\s" + "\\d{11}\\s\\d{3,4}\\s"
//                + "([0-9]{3}[1-9]|[0-9]{2}[1-9][0-9]{1}|[0-9]{1}[1-9][0-9]{2}|[1-9][0-9]{3}\\.(1[0-2]|[1-9])\\.([1-9]|(1|2)[0-9]|(30|31)) ([0|1][0-9]|2[0-3]):[0-5][0-9]:[0-5][0-9] ?){2}";
//        String tPattern2 = "t-\\d{11}\\s\\d{3,4}\\s" + "\\d{10,12}\\s"
//                + "([0-9]{3}[1-9]|[0-9]{2}[1-9][0-9]{1}|[0-9]{1}[1-9][0-9]{2}|[1-9][0-9]{3}\\.(1[0-2]|[1-9])\\.([1-9]|(1|2)[0-9]|(30|31)) ([0|1][0-9]|2[0-3]):[0-5][0-9]:[0-5][0-9] ?){2}";
//        String tPattern3 = "t-\\d{10,12}\\s" + "1\\d{10}\\s\\d{3,4}\\s"
//                + "([0-9]{3}[1-9]|[0-9]{2}[1-9][0-9]{1}|[0-9]{1}[1-9][0-9]{2}|[1-9][0-9]{3}\\.(1[0-2]|[1-9])\\.([1-9]|(1|2)[0-9]|(30|31)) ([0|1][0-9]|2[0-3]):[0-5][0-9]:[0-5][0-9] ?){2}";
        String uPattern = "^u-[0-9]{11,12} 0$";
        String uPattern1 = "^u-[0-9]{11} 1$";
        String uPattern2 = "^u-[0-9]{11} 3$";
        //座机呼叫座机
        String tPattern = "^t-\\d{10,12}\\s\\d{10,12}\\s([1-9][0-9]*\\.[1-9][0-9]?\\.[1-9][0-9]? ([0|1]?[0-9]|2[0-3]):[0-5][0-9]:[0-5][0-9] ?){2}$";
        //座机打手机
        String tPattern1 = "^t-\\d{10,12}\\s\\d{11}\\s\\d{3,4}\\s([1-9][0-9]*\\.[1-9][0-9]?\\.[1-9][0-9]? ([0|1]?[0-9]|2[0-3]):[0-5][0-9]:[0-5][0-9] ?){2}$";
//        手机互打
        String tPattern2 = "^t-\\d{11}\\s\\d{3,4}\\s\\d{11}\\s\\d{3,4}\\s([1-9][0-9]*\\.[1-9][0-9]?\\.[1-9][0-9]? ([0|1]?[0-9]|2[0-3]):[0-5][0-9]:[0-5][0-9] ?){2}$";
        String tPattern3 = "[m]-1[0-9]{10}\\s" + "1[0-9]{10}\\s" + "[0-9a-zA-Z\\s\\.,]+";
        boolean lock = false;
//       11,12位只包含座机
        for (String s : strr) {
//            if (Pattern.compile("[^-ut\\d: \\.]").matcher(s).find()) //出现的字符集合
//                continue;
            if (s.matches(uPattern) && !lock) {
                Pattern r = Pattern.compile("^u-([0-9]{11,12}) (\\d)$");
                User user = new User(0);
                Matcher m = r.matcher(s);
                if (m.find()) {
                    user.model = Integer.parseInt(m.group(2));
                    user.number = m.group(1);
                    if (!user.number.startsWith("0791")) continue;
                    user.chargeMode = new LandlinePhoneCharging();
                    if (!is_in_users(user.number)) {
                        usernum++;
                        uesrs.add(user);
                    }
                }
            } else if (s.matches(uPattern1) && !lock) {
                Pattern r = Pattern.compile("^u-([0-9]{11}) (1)$");
                User user = new User(1);
                Matcher m = r.matcher(s);
                if (m.find()) {
                    user.model = Integer.parseInt(m.group(2));
                    user.number = m.group(1);
                    user.chargeMode = new LandlinePhoneCharging();
                    if (!is_in_users(user.number)) {
                        usernum++;
                        uesrs.add(user);
                    }
                }
            } else if (s.matches(uPattern2) && !lock) {
                Pattern r = Pattern.compile("^u-([0-9]{11}) (3)$");
                User user = new User(3);
                Matcher m = r.matcher(s);
                if (m.find()) {
                    user.model = Integer.parseInt(m.group(2));
                    user.number = m.group(1);
                    user.chargeMode = new LandlinePhoneCharging();
                    if (!is_in_users(user.number)) {
                        usernum++;
                        uesrs.add(user);
                    }
                }
            } else if (s.matches(tPattern)) {
                CallRecord callRecord = new CallRecord();
                Pattern r = Pattern.compile("t-([0-9]{10,12}) ([0-9]{10,12}) ([0-9]{4}\\.[0-9]{1,2}\\.[0-9]{1,2} [0-9]{1,2}:[0-9]{1,2}:[0-9]{1,2}) ([0-9]{4}\\.[0-9]{1,2}\\.[0-9]{1,2} [0-9]{1,2}:[0-9]{1,2}:[0-9]{1,2})");
                Matcher m = r.matcher(s);
                if (m.find()) {
                    callRecord.callingNumber = m.group(1);
                    if (is_three_area_code(m.group(1))) {
                        if (m.group(1).length() == 10 || m.group(1).length() == 11)
                            callRecord.callingAddressAreaCode = m.group(1).substring(0, 3);
                        else continue;
                    } else {
                        if (m.group(1).length() == 11 || m.group(1).length() == 12)
                            callRecord.callingAddressAreaCode = m.group(1).substring(0, 4);
                        else continue;
                    }
                    callRecord.callingAddressAreaCode = m.group(1).substring(0, 4);
                    callRecord.answerNumber = m.group(2);
                    if (is_three_area_code(m.group(2))) {
                        if (m.group(2).length() == 10 || m.group(2).length() == 11)
                            callRecord.answerAddressAreaCode = m.group(2).substring(0, 3);
                        else continue;
                    } else {
                        if (m.group(2).length() == 11 || m.group(2).length() == 12)
                            callRecord.answerAddressAreaCode = m.group(2).substring(0, 4);
                        else continue;
                    }
                    Date sd;
                    Date fd;
                    SimpleDateFormat format = new SimpleDateFormat("yyyy.MM.dd HH:mm:ss");
                    try {
                        sd = format.parse(m.group(3));
                    } catch (ParseException e) {
                        continue;
                    }
                    try {
                        fd = format.parse(m.group(4));
                    } catch (ParseException e) {
                        continue;
                    }
                    callRecord.startTime = sd;
                    callRecord.endTime = fd;
                    if (sd.getTime() < fd.getTime() && dateStrIsValid(m.group(3)) && dateStrIsValid(m.group(4))) {
                        callRecords.add(callRecord);
                        lock = true;
                    }

                }
            } else if (s.matches(tPattern1)) {
                CallRecord callRecord = new CallRecord();
                Pattern r = Pattern.compile("^t-(\\d{10,12})\\s(\\d{11})\\s(\\d{3,4})\\s([0-9]{4}\\.[0-9]{1,2}\\.[0-9]{1,2} [0-9]{1,2}:[0-9]{1,2}:[0-9]{1,2}) ([0-9]{4}\\.[0-9]{1,2}\\.[0-9]{1,2} [0-9]{1,2}:[0-9]{1,2}:[0-9]{1,2})");
                Matcher m = r.matcher(s);
                if (m.find()) {
                    callRecord.callingNumber = m.group(1);
                    if (is_three_area_code(m.group(1))) {
                        if (m.group(1).length() == 10 || m.group(1).length() == 11)
                            callRecord.callingAddressAreaCode = m.group(1).substring(0, 3);
                        else continue;
                    } else {
                        if (m.group(1).length() == 11 || m.group(1).length() == 12)
                            callRecord.callingAddressAreaCode = m.group(1).substring(0, 4);
                        else continue;
                    }
                    callRecord.callingAddressAreaCode = m.group(1).substring(0, 4);
                    callRecord.answerNumber = m.group(2);
                    callRecord.answerAddressAreaCode = m.group(3);
                    Date sd;
                    Date fd;
                    SimpleDateFormat format = new SimpleDateFormat("yyyy.MM.dd HH:mm:ss");
                    try {
                        sd = format.parse(m.group(4));
                    } catch (ParseException e) {
                        continue;
                    }
                    try {
                        fd = format.parse(m.group(5));
                    } catch (ParseException e) {
                        continue;
                    }
                    callRecord.startTime = sd;
                    callRecord.endTime = fd;
                    if (sd.getTime() < fd.getTime() && dateStrIsValid(m.group(3)) && dateStrIsValid(m.group(4))) {
                        callRecords.add(callRecord);
                        lock = true;
                    }

                }
            } else if (s.matches(tPattern2)) {
                CallRecord callRecord = new CallRecord();
                Pattern r = Pattern.compile("^t-(\\d{11})\\s(\\d{3,4})\\s(\\d{11})\\s(\\d{3,4}) ([0-9]{4}\\.[0-9]{1,2}\\.[0-9]{1,2}) ([0-9]{1,2}:[0-9]{1,2}:[0-9]{1,2})");
                Matcher m = r.matcher(s);
                if (m.find()) {
                    callRecord.callingNumber = m.group(1);
                    callRecord.callingAddressAreaCode = m.group(2);
                    callRecord.answerNumber = m.group(3);
                    callRecord.answerAddressAreaCode = m.group(4);
                    Date sd;
                    Date fd;
                    SimpleDateFormat format = new SimpleDateFormat("yyyy.MM.dd HH:mm:ss");
                    try {
                        sd = format.parse(m.group(5));
                    } catch (ParseException e) {
                        continue;
                    }
                    try {
                        fd = format.parse(m.group(6));
                    } catch (ParseException e) {
                        continue;
                    }
                    callRecord.startTime = sd;
                    callRecord.endTime = fd;
                    if (sd.getTime() < fd.getTime() && dateStrIsValid(m.group(3)) && dateStrIsValid(m.group(4))) {
                        callRecords.add(callRecord);
                        lock = true;
                    }

                }
            } else if (s.matches(tPattern3)) {
//                        String tPattern3 = "^m-\\d{11} \\d{11} .{1,}";
                MessageRecord messageRecord = new MessageRecord();
                Pattern r = Pattern.compile("^m-(\\d{11}) (\\d{11}) (.{1,})");
                Matcher m = r.matcher(s);
                if (m.find()) {
                    messageRecord.callingNumber = m.group(1);
                    messageRecord.answerNumber = m.group(2);
                    messageRecord.message = m.group(3);
                    messageRecords.add(messageRecord);
                }
            }

        }
    }

    void start_work() {
        for (CallRecord callRecord : callRecords) {
//            拨打电话记录
            int num = user_num(callRecord.callingNumber);
            if (num != -1) {
                if (this.uesrs.get(num).model == 0)
                    switch (code_num_where(callRecord.callingAddressAreaCode, callRecord.answerAddressAreaCode)) {
                        case 0:
                            this.uesrs.get(num).userRecords.callingInCityRecords.add(callRecord);
                            break;
                        case 1:
                            this.uesrs.get(num).userRecords.callingInProvinceRecords.add(callRecord);
                            break;
                        case 2:
                            this.uesrs.get(num).userRecords.callingInLandRecords.add(callRecord);
                            break;
                        default:
                            break;
                    }
                else {
                    switch (work.is_(callRecord.callingAddressAreaCode)) {
                        case 0:
                            this.uesrs.get(num).userRecords.callingInCityRecords.add(callRecord);
                            break;
                        case 1:
                            this.uesrs.get(num).userRecords.callingInProvinceRecords.add(callRecord);
                            break;
                        case 2:
                            this.uesrs.get(num).userRecords.callingInLandRecords.add(callRecord);
                            break;
                        default:
                            break;
                    }
                }
                num = user_num(callRecord.answerNumber);
                if (num != -1) {
                    switch (work.is_(callRecord.answerAddressAreaCode)) {
                        case 0:
                            this.uesrs.get(num).userRecords.answerInCityRecords.add(callRecord);
                            break;
                        case 1:
                            this.uesrs.get(num).userRecords.answerInProvinceRecords.add(callRecord);
                            break;
                        case 2:
                            this.uesrs.get(num).userRecords.answerInLandRecords.add(callRecord);
                            break;
                        default:
                            break;
                    }
                }
            }
        }
        for (MessageRecord messageRecord : messageRecords) {
            int num = user_num(messageRecord.callingNumber);
            if (num != -1) {
                if (this.uesrs.get(num).model == 3) {
                    this.uesrs.get(num).userRecords.sendMessageRecords.add(messageRecord);
                }
            }
            num = user_num(messageRecord.answerNumber);
            if (num != -1) {
                if (this.uesrs.get(num).model == 3) {
                    this.uesrs.get(num).userRecords.receiveMessageRecords.add(messageRecord);
                }
            }
        }
        this.sort_users();
        for (int i = 0; i < usernum; i++)
            if (i != usernum - 1)
                System.out.println(uesrs.get(i).number + " " + Print(uesrs.get(i).calCost()) + " " + Print(uesrs.get(i).calBalance()));
            else
                System.out.print(uesrs.get(i).number + " " + Print(uesrs.get(i).calCost()) + " " + Print(uesrs.get(i).calBalance()));
    }

    //    输入字符计算短信条数
    static int what_num(String str) {
        if (str.length() % 10 == 0)
            return str.length() / 10;
        else return str.length() / 10 + 1;
    }

    //判断时间是否合法
    public boolean dateStrIsValid(String str) {
        SimpleDateFormat sd = new SimpleDateFormat("yyyy.MM.dd HH:mm:ss");//括号内为日期格式,y代表年份,M代表年份中的月份(为避免与小时中的分钟数m冲突,此处用M),d代表月份中的天数
        try {
            sd.setLenient(false);//此处指定日期/时间解析是否不严格,在true是不严格,false时为严格
            sd.parse(str);//从给定字符串的开始解析文本,以生成一个日期
        } catch (Exception e) {
            return false;
        }
        return true;
    }


    //    不足一分钟按一分钟计算时间
    static long howlong(Date start, Date end) {
        long sec = (end.getTime() - start.getTime()) / 1000;
        if (sec % 60 == 0) return sec / 60;
        else return sec / 60 + 1;
    }

    //    返回用户组下标
    int user_num(String num) {
        if (this.uesrs.isEmpty()) return -1;
        for (int i = 0; i < this.usernum; i++) {
            if (uesrs.get(i).number.equals(num)) return i;
        }
        return -1;
    }

    //是否重复用户判断
    boolean is_in_users(String num) {
        if (this.uesrs.isEmpty()) return false;
        for (int i = 0; i < this.usernum; i++) {
            if (uesrs.get(i).number.equals(num)) return true;
        }
        return false;
    }


    // 两区号比较 市内0 省内长途1 国内长途2
    int code_num_where(String code1, String code2) {
        int[] code1_num = area(code1);
        int[] code2_num = area(code2);
        if (code1.equals(code2)) return 0;
        else if ((code1_num[0] == code2_num[0] && code1_num[1] != code2_num[1])) return 1;
        else return 2;
    }

    //    市内省内接电话均免费,市内拨打市内电话0.1元/分钟,市内拨打省内电话0.2元/分钟,市内拨打省外电话0.3元/分钟,
//    省内漫游打电话0.3元/分钟,省外漫游接听0.3元/分钟,省外漫游拨打0.6元/分钟;
//    int code_where(String code1, String code2) {
//        if(work.is_(code1)==0&&work.is_(code2)==0)
//    }

    //    返回是否为3位区号
    boolean is_three_area_code(String num) {
        String[] arecode = new String[]{"010", "021", "022", "023", "852", "853", "020", "028", "029"};
        for (String code : arecode)
            if (num.startsWith(code)) return true;
        return false;
    }

    //返回地区号 地区号两位组成 第一位为省份号 第二为为地区号
    //00 为南昌 其他0开头的为江西省内其他
    int[] area(String code) {
        int[] area_num = new int[2];
        area_num[0] = 9;
        area_num[1] = 9;
        String[] area1 = {"0790", "0791", "0792", "0793", "0794", "0795", "0796", "0797", "0798", "0799", "0701"};
        for (int i = 0; i < area1.length; i++) {
            if (code.equals(area1[i])) {
                area_num[0] = 1;
                area_num[1] = i;
            }
        }
        return area_num;
    }

    //南昌 0 江西省内 1 外2
    static int is_(String code) {
        String[] codes = {"0790", "0791", "0792", "0793", "0794", "0795", "0796", "0797", "0798", "0799", "0701"};
        if (code.equals("0791")) return 0;
        for (String codee : codes)
            if (code.equals(codee)) return 1;
        return 2;
    }

    // 打印标准格式
    static String Print(double a) {
        if (Math.abs((int) a - a) < 1e-6) return (int) a + ".0";
        else if ((Math.abs((int) a - a + 1) < 1e-6)) return (int) a + 1 + ".0";
        else return new DecimalFormat("#.#").format(a);
    }

    //  用户按号码排序
    void sort_users() {
        long[] user_num = new long[usernum];
        User[] Users = new User[usernum];
        for (int i = 0; i < usernum; i++) {
            user_num[i] = Long.parseLong(uesrs.get(i).number);
            Users[i] = this.uesrs.get(i);
        }
        for (int i = 0; i < usernum - 1; i++) {
            int min = i;

            // 每轮需要比较的次数 N-i
            for (int j = i + 1; j < usernum; j++) {
                if (user_num[j] < user_num[min]) {
                    // 记录目前能找到的最小值元素的下标
                    min = j;
                }

                // 将找到的最小值和i位置所在的值进行交换
                if (i != min) {
                    long tmp = user_num[min];
                    user_num[min] = user_num[i];
                    user_num[i] = tmp;
                    User temp = Users[min];
                    Users[min] = Users[i];
                    Users[i] = temp;
                }

            }
        }
        this.uesrs = new ArrayList<>(Arrays.asList(Users).subList(0, usernum));

    }
}

//UserRecords是用户记录类,保存用户各种通话、短信的记录,
//各种计费规则将使用其中的部分或者全部记录。
//其属性从上到下依次是:

//以及发送短信、接收短信的记录。
class UserRecords {
    //市内拨打电话
    ArrayList<CallRecord> callingInCityRecords = new ArrayList<CallRecord>();
    //省内(不含市内)拨打电话
    ArrayList<CallRecord> callingInProvinceRecords = new ArrayList<CallRecord>();
    //省外拨打电话
    ArrayList<CallRecord> callingInLandRecords = new ArrayList<CallRecord>();
    //市内接听电话
    ArrayList<CallRecord> answerInCityRecords = new ArrayList<CallRecord>();
    //省内(不含市内)接听电话
    ArrayList<CallRecord> answerInProvinceRecords = new ArrayList<CallRecord>();
    //省外接听电话的记录
    ArrayList<CallRecord> answerInLandRecords = new ArrayList<CallRecord>();
    //发送短信记录
    ArrayList<MessageRecord> sendMessageRecords = new ArrayList<MessageRecord>();
    //接收短信的记录
    ArrayList<MessageRecord> receiveMessageRecords = new ArrayList<MessageRecord>();

    void addCallingInCityRecords(CallRecord callRecord) {
        callingInCityRecords.add(callRecord);
    }

    void addCallingInProvinceRecords(CallRecord callRecord) {
        callingInProvinceRecords.add(callRecord);
    }

    void CallingInLandRecords(CallRecord callRecord) {
        callingInLandRecords.add(callRecord);
    }

    void adddAnswerInCityRecords(CallRecord answerRecord) {
        answerInCityRecords.add(answerRecord);
    }

    void addSendMessageRecords(MessageRecord sendMessageRecord) {
        sendMessageRecords.add(sendMessageRecord);
    }

    void addReceiveMessageRecords(MessageRecord receiveMessageRecord) {
        receiveMessageRecords.add(receiveMessageRecord);
    }

    ArrayList<MessageRecord> getSendMessageRecords() {
        return sendMessageRecords;
    }

    ArrayList<MessageRecord> getReceiveMessageRecords() {
        return receiveMessageRecords;
    }

    ArrayList<CallRecord> getCallingInCityRecords() {
        return callingInCityRecords;
    }

    ArrayList<CallRecord> getCallingInProvinceRecords() {
        return callingInProvinceRecords;
    }

    ArrayList<CallRecord> getCallingInLandRecords() {
        return callingInLandRecords;
    }

    ArrayList<CallRecord> getAnswerInCityRecords() {
        return answerInCityRecords;
    }

    ArrayList<CallRecord> getAnswerInProvinceRecords() {
        return answerInProvinceRecords;
    }

    ArrayList<CallRecord> getAnswerInLandRecords() {
        return answerInLandRecords;
    }

}

//User是用户类,包括属性:
//userRecords (用户记录)、balance(余额)、chargeMode(计费方式)、number(号码)
class User {
    String number;
    int model;//0为座机用户 1为手机用户  3-手机短信计费
    double balance = 100;
    ChargeMode chargeMode;//ChargeMode是计费方式的抽象类:
    UserRecords userRecords = new UserRecords();//

    public User(int model) {
        this.model = model;
        chargeMode = new ChargeMode(model);
    }

    //计算余额
    public double calBalance() {
        if (this.model != 3)
            balance = balance - calCost() - chargeMode.getMonthlyRent();
        else balance = balance - calCost();
        return balance;
    }

    double calCost() {
        LandPhoneIInlandRule lpi = new LandPhoneIInlandRule();
        LandPhoneInCityRule lpc = new LandPhoneInCityRule();
        LandPhoneInProvinceRule lpp = new LandPhoneInProvinceRule();
        if (model == 0)
            return lpi.callCost(userRecords.callingInLandRecords) + lpc.callCost(userRecords.callingInCityRecords) + lpp.callCost(userRecords.callingInProvinceRecords);
        else if (model == 1) {
            double cost = 0;
            for (CallRecord callRecord : this.userRecords.callingInCityRecords) {
                //市内拨打市内电话
                if (callRecord.callingAddressAreaCode.equals("0791") && callRecord.answerAddressAreaCode.equals("0791"))
                    cost += 0.1 * work.howlong(callRecord.startTime, callRecord.endTime);
                else if (work.is_(callRecord.callingAddressAreaCode) == 0 && work.is_(callRecord.answerAddressAreaCode) == 1)
                    //市内拨打省内电话
                    cost += 0.2 * work.howlong(callRecord.startTime, callRecord.endTime);
                else if (work.is_(callRecord.callingAddressAreaCode) == 0 && work.is_(callRecord.answerAddressAreaCode) == 2)
                    //市内拨打省外电话
                    cost += 0.3 * work.howlong(callRecord.startTime, callRecord.endTime);
                else if (work.is_(callRecord.callingAddressAreaCode) == 1)
                    //省内漫游打电话
                    cost += 0.3 * work.howlong(callRecord.startTime, callRecord.endTime);
//                省外漫游拨打0.6元/分钟
                else if (work.is_(callRecord.callingAddressAreaCode) == 2)
                    cost += 0.6 * work.howlong(callRecord.startTime, callRecord.endTime);
            }
            for (CallRecord callRecord : this.userRecords.callingInProvinceRecords)
                cost += chargeMode.ccp * work.howlong(callRecord.startTime, callRecord.endTime);
            for (CallRecord callRecord : this.userRecords.callingInLandRecords)
                cost += chargeMode.ccc * work.howlong(callRecord.startTime, callRecord.endTime);
            return 0;
        } else {
            int count = 0;
            double cost = 0;
            for (MessageRecord messageRecord : this.userRecords.sendMessageRecords)
                count += work.what_num(messageRecord.message);
            if (count < 4)
                cost = 0.1 * count;
            else if (count < 6)
                cost = 0.3 + (count - 3) * 0.2;
            else
                cost = 0.3 + 0.4 + (count - 5) * 0.3;
            return cost;
        }
    }

    UserRecords getUserRecords() {
        return userRecords;
    }

    void setUserRecords(UserRecords userRecords) {
        this.userRecords = userRecords;
    }

    double getBalance() {
        return balance;
    }

    ChargeMode getChargeMode() {
        return chargeMode;
    }

    void setChargeMode(ChargeMode chargeMode) {
        this.chargeMode = chargeMode;
    }

    String getNumber() {
        return number;
    }

    void setNumber(String number) {
        this.number = number;
    }
}

// MessageRecord(短信记录)
class MessageRecord extends CommunicationRecord {
    String message;

    String getMessage() {
        return message;
    }

    void setMessage(String message) {
        this.message = message;
    }

    @Override
    String getCallingNumber() {
        return callingNumber;
    }

    @Override
    void setCallingNumber(String callingNumber) {
        this.callingNumber = callingNumber;
    }

    @Override
    String getAnswerNumber() {
        return answerNumber;
    }

    @Override
    void setAnswerNumber(String answerNumber) {
        this.answerNumber = answerNumber;
    }
}

public class Main {
    public static void main(String[] args) {
        work work = new work();
        work.tran();
        work.start_work();
    }
}

class LandPhoneInProvinceRule extends CallChargeRule {
    @Override
    double callCost(ArrayList<CallRecord> callRecords) {
        double cost = 0.0;
        for (CallRecord callRecord : callRecords)
            cost += 0.3 * work.howlong(callRecord.startTime, callRecord.endTime);

        return cost;
    }
}

class LandPhoneInCityRule extends CallChargeRule {
    @Override
    double callCost(ArrayList<CallRecord> callRecords) {
        double cost = 0.0;
        for (CallRecord callRecord : callRecords)
            cost += 0.1 * work.howlong(callRecord.startTime, callRecord.endTime);
        return cost;
    }
}

class LandPhoneIInlandRule extends CallChargeRule {

    @Override
    double callCost(ArrayList<CallRecord> callRecords) {
        double cost = 0.0;
        for (CallRecord callRecord : callRecords)
            cost += 0.6 * work.howlong(callRecord.startTime, callRecord.endTime);
        return cost;
    }
}


class LandlinePhoneCharging extends ChargeMode {
    double monthlyRent = 20;

    @Override
    ArrayList<ChargeRule> getChargeRules() {
        return null;
    }

    @Override
    void setChargeRules(ArrayList<ChargeRule> chargeRules) {

    }

    @Override
    double getMonthlyRent() {
        return monthlyRent;
    }
}

abstract class CommunicationRecord {
    String callingNumber;//拨打号码
    String answerNumber;//接听号码

    abstract String getCallingNumber();

    abstract void setCallingNumber(String callingNumber);

    abstract String getAnswerNumber();

    abstract void setAnswerNumber(String answerNumber);
}


abstract class ChargeRule {
}

//ChargeMode是计费方式
class ChargeMode {
    ArrayList<ChargeRule> chargeRules = new ArrayList<>();
    double MonthlyRent;
    double ccc, ccp, ccl;//市内拨打电话,省内长途,国内长途
    double cp_, cl_;//省内漫游打电话,省外漫游拨打
    double rp_;//省外漫游接听

    public ChargeMode(int model) {
        if (model == 0) {
            MonthlyRent = 20;
            rp_ = 0;
            ccc = 0.1;
            ccp = 0.3;
            ccl = 0.6;
        }
        if (model == 1) {
            MonthlyRent = 15;
            ccc = 0.1;
            ccp = 0.2;
            ccl = 0.3;
            cp_ = 0.3;
            rp_ = 0.3;
            cl_ = 0.6;

        }
    }

    public ChargeMode() {

    }

    ArrayList<ChargeRule> getChargeRules() {
        return chargeRules;
    }

    void setChargeRules(ArrayList<ChargeRule> chargeRules) {
        this.chargeRules = chargeRules;
    }

    double getMonthlyRent() {
        return MonthlyRent;
    }
}


abstract class CallChargeRule extends ChargeRule {
    abstract double callCost(ArrayList<CallRecord> callRecords);
}


//CallRecord(通话记录类)包含属性:
//通话的起始、结束时间以及 拨号地点的区号(callingAddressAreaCode)、接听地点的区号(answerAddressAreaCode)。
//区号用于记录在哪个地点拨打和接听的电话。对于座机,就是本机区号。
// 如果是手机号,则接打地点的区号和本机的开户地区会有差异。
class CallRecord extends CommunicationRecord {
    Date startTime;
    Date endTime;
    String callingAddressAreaCode;
    String answerAddressAreaCode;


    @Override
    String getCallingNumber() {
        return callingNumber;
    }

    @Override
    void setCallingNumber(String callingNumber) {
        this.callingNumber = callingNumber;
    }

    @Override
    String getAnswerNumber() {
        return answerNumber;
    }

    @Override
    void setAnswerNumber(String answerNumber) {
        this.answerNumber = answerNumber;
    }

    Date getStartTime() {
        return startTime;
    }

    void setStartTime(Date startTime) {
        this.startTime = startTime;
    }

    Date getEndTime() {
        return endTime;
    }

    void setEndTime(Date endTime) {
        this.endTime = endTime;
    }

    String getCallingAddressAreaCode() {
        return callingAddressAreaCode;
    }

    void setCallingAddressAreaCode(String callingAddressAreaCode) {
        this.callingAddressAreaCode = callingAddressAreaCode;
    }

    String getAnswerAddressAreaCode() {
        return answerAddressAreaCode;
    }

    void setAnswerAddressAreaCode(String answerAddressAreaCode) {
        this.answerAddressAreaCode = answerAddressAreaCode;
    }

}

类图与分析

由于本次代码是由上次的基础上添加而来,所以也继承了复杂度过高的问题,有非常大的改进空间。

采坑心得

  1. 座机号有3位的,如北京区号为010,记得区分
  2. 正则匹配的时候,应该用较复杂的正则进行校验是否存在,再用比较简单的正则进行捕获。
  3. 时间之间的计算可以用getTime()方法相减,得出的是它们相差的秒数。

改进建议

  整个系列的代码都存在复杂度过高的问题,改进空间非常大,增加代码易读性的路程任重道远。

总结:

  老师最近几周讲起了代码规范性和结构的设计等,对把代码设计好有一定的帮助。下一步打算用老师讲的javafx把我的农夫过河实验给做好。

posted @ 2022-12-09 09:31  浮云战争  阅读(29)  评论(0)    收藏  举报