Java控制台摸鱼看书大法

“本代码由摸鱼本鱼提供”
老板：控制台虽然好看，也不能看一整天啊！ 

（因为小说章节不准确，定位章节可能会有偏差，这个只能自己调整了）

效果图：

废话不多说，直接上代码！

import java.io.*;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Scanner;
import java.util.regex.Matcher;
import java.util.regex.Pattern;

/**
 * 摸鱼本体
 * @Description:看到开始后输入章节回车
 * @Auther: lig
 * @Date: 2023/1/16 9:54
 */
public class Main {

    //设定好这个路径就可以启动了
    private static String FILE_PATH = "C:\\Documents\\电子书\\儒道至圣.txt";

    //每行长度，没啥问题可以不用改
    private static int LINE_MAX_LENGTH = 60;


    public static void main(String[] args) throws IOException {
        readFile();
    }

    public static void readFile() throws IOException {
        System.out.println("加载文件中...");
        FileInputStream fis = null;
        Pattern p = Pattern.compile(".*第(.*?)章.*");
        String txt = "";
        List<String> list = new ArrayList<>();
        try {
            fis = new FileInputStream(FILE_PATH);
            InputStreamReader isr = new InputStreamReader(fis,"UTF-8");
            BufferedReader br = new BufferedReader(isr);
            String line = "";
            while ((line = br.readLine())!=null){
                Matcher m = p.matcher(line);
                if (m.matches()){
                    //验证码章节数格式
                    String chapter = m.group(1);
                    if (!verifyNumber(chapter)){
                        //不是数字就转数字，识别不出默认为0
                        int chapterInt = NumberUtils.toNumber(chapter);
                        String[] strs = line.split("章");
                        line = "第"+chapterInt+"章"+strs[1];
                    }
                    list.add(txt);
                    txt = "";
                }
                line = line.replaceAll("(.{"+LINE_MAX_LENGTH+"})", "$1\n");
                line += "\tc.b.m.c.m.TableInfoHelper - [initTableFields,301] - Can not find table primary key in Class: \"com.ctsy.plan.entity.eea.EeaDept\"."+generateRandomWords().toString()+"";
                txt += line;
            }
        } catch (FileNotFoundException e) {
            e.printStackTrace();
        } catch (IOException e) {
            e.printStackTrace();
        }finally {
            try {
                fis.close();
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
        System.out.println("开始输入章节数并回车（例如三百三十章：330）");
        Scanner scan = new Scanner(System.in);
        readBook(list,scan.nextInt());
    }

    private static void readBook(List<String> list, int index) throws IOException {
        String content = list.get(index);
        content = content.replace("    ","\n");
        System.out.println(content);
        System.out.println("\n\n\n\n");
        System.out.print("上次定位坐标为："+index+"\n输入q下一页，输入w上一页,输入其他定向跳章：");
        char c = (char)System.in.read();
        if (c=='q'){
            index++;
        }else if (c =='w'){
            index--;
        }else{
            Scanner scan = new Scanner(System.in);
            System.out.print("输入章节数：");
            index = scan.nextInt();
        }
        readBook(list,index);
    }

    /**
     * 数字转文字
     * @Author lig
     * @Date 2023/1/16 11:40
     * @param number
     * @return String
     */
    public static String convert(int number) {
        //数字对应的汉字
        String[] num = {"一", "二", "三", "四", "五", "六", "七", "八", "九"};
        //单位
        String[] unit = {"", "十", "百", "千", "万", "十", "百", "千", "亿", "十", "百", "千", "万亿"};
        //将输入数字转换为字符串
        String result = String.valueOf(number);
        //将该字符串分割为数组存放
        char[] ch = result.toCharArray();
        //结果 字符串
        String str = "";
        int length = ch.length;
        for (int i = 0; i < length; i++) {
            int c = (int) ch[i] - 48;
            if (c != 0) {
                str += num[c - 1] + unit[length - i - 1];
            }
        }
        return str;
    }

    /**
     * 验证章节数文本是否为数字
     * @Author lig
     * @Date 2023/1/16 11:43
     * @param txt
     * @return boolean
     */
    public static boolean verifyNumber(String txt){
        Pattern p = Pattern.compile("[0-9]+");
        Matcher matcher = p.matcher(txt);
        return matcher.matches();
    }

    /**
     * 敷衍一下，预留个位置
     * 迷惑性质
     * @Author lig
     * @Date 2023/1/16 15:30
     * @param
     * @return java.lang.String[]
     */
    public static String[] generateRandomWords() {
        return new String[]{"1","2"};
    }


    /**
     * 简单的数字工具
     * @Author lig
     * @Date 2023/1/16 16:14
     * @return
     */
    static class NumberUtils {

        static HashMap<Character,Integer> number=new HashMap(){{
            put('一',1);
            put('二',2);
            put('三',3);
            put('四',4);
            put('五',5);
            put('六',6);
            put('七',7);
            put('八',8);
            put('九',9);
        }};

        static HashMap<Character,Integer> digit=new HashMap(){{
            put('十',10);
            put('百',100);
            put('千',1000);
            put('万',10000);
            put('亿',100000000);
        }};

        static List<Integer> temp=new ArrayList();

        public static int toNumber(String str){
            boolean ok=process(str);
            int res=0;
            if(ok){
                for(int i:temp){
                    res+=i;
                }
            }
            return res;
        }

        public static boolean process(String input){
            if(input.equals(""))
                return true;
            else if(digit.containsKey(input.charAt(0))){
                if(temp.size()==0 || temp.get(temp.size()-1) >= digit.get(input.charAt(0))){
                    return false;
                }
                int cur=0;
                while(temp.size()>=1 && temp.get(temp.size()-1) < digit.get(input.charAt(0))){
                    cur+=temp.get(temp.size()-1);
                    temp.remove(temp.size()-1);
                }
                temp.add(cur*digit.get(input.charAt(0)));
                return process(input.substring(1));
            }else if(number.containsKey(input.charAt(0))){
                temp.add(number.get(input.charAt(0)));
                return process(input.substring(1));
            }else if(input.charAt(0)=='零'){
                return process(input.substring(1));
            }else{
                return false;
            }
        }
    }

}