Bir Sayının Okunuşunu Veren Class

  1 package com.godoro.test;
  2 public class NumberTest{
  3   public static final String NUMBER_1="bir";
  4   public static final String NUMBER_2="iki";
  5   public static final String NUMBER_3="üç";
  6   public static final String NUMBER_4="dört";
  7   public static final String NUMBER_5="beş";
  8   public static final String NUMBER_6="altı";
  9   public static final String NUMBER_7="yedi";
 10   public static final String NUMBER_8="sekiz";
 11   public static final String NUMBER_9="dokuz";
 12   public static final String NUMBER_10="on";
 13   public static final String NUMBER_20="yirmi";
 14   public static final String NUMBER_30="otuz";
 15   public static final String NUMBER_40="kırk";
 16   public static final String NUMBER_50="elli";
 17   public static final String NUMBER_60="altmış";
 18   public static final String NUMBER_70="yetmiş";
 19   public static final String NUMBER_80="seksen";
 20   public static final String NUMBER_90="doksan";
 21   public static final String NUMBER_100="yüz";
 22   public static final String NUMBER_1000="bin";
 23   public static final String NUMBER_MILLION="milyon";
 24   public static final String NUMBER_MILLIARD="milyar";
 25   public static final String NUMBER_TRILLION="trilyon";
 26   public String read(String number){
 27     int length=number.length();
 28     int level=(int)((length-1)/3)+1;
 29     String result="";
 30     for(int i=0;i<level;i++){
 31       int start=0;
 32       if(i!=(level-1)){
 33         start=length-3*(i+1);
 34       }
 35       int finish=length-3*(i);
 36       String block=number.substring(start,finish);
 37       result=readNumber(block,i+1)+result;
 38     }
 39     return result;
 40   }
 41   private String readNumber(String number,int level){
 42     if(level==1){
 43       return readThreeNumber(number);
 44     }else if(level==2){
 45       return readThousand(number);
 46     }else{
 47       return readBigNumber(number,level);
 48     }
 49   }
 50   private String readThreeNumber(String number){
 51     String result="";
 52     int location=1;
 53     for(int i=number.length()-1;i>=0;i--){
 54       String s=number.substring(i,i+1);
 55       if(location==1){
 56         result=readNumber(s);
 57       }else if(location==2){
 58         result=readTheTens(s)+result;
 59       }else if(location==3){
 60         result=readHundred(s)+result;
 61       }
 62       location++;
 63     }
 64     return result;
 65   }
 66   private String readThousand(String number){
 67     String yuzluk=readThreeNumber(number);
 68     if(yuzluk.equals("")){
 69       return "";
 70     }else if(yuzluk.equals("bir")){
 71       return getLevelString(2);
 72     }else{
 73       return yuzluk+getLevelString(2);
 74     }
 75   }
 76   private String readBigNumber(String number,int level){
 77     String yuzluk=readThreeNumber(number);
 78     if(yuzluk.equals("")){
 79       return "";
 80     }else{
 81       return yuzluk+getLevelString(level);
 82     }
 83   }
 84   private String readHundred(String number){
 85     if(number.equals("0")){
 86       return "";
 87     }else if(number.equals("1")){
 88       return NUMBER_100;
 89     }else{
 90       return readNumber(number)+NUMBER_100;
 91     }
 92   }
 93   private String readTheTens(String number){
 94     switch(Integer.parseInt(number)){
 95       case 1:
 96         return NUMBER_10;
 97       case 2:
 98         return NUMBER_20;
 99       case 3:
100         return NUMBER_30;
101       case 4:
102         return NUMBER_40;
103       case 5:
104         return NUMBER_50;
105       case 6:
106         return NUMBER_60;
107       case 7:
108         return NUMBER_70;
109       case 8:
110         return NUMBER_80;
111       case 9:
112         return NUMBER_90;
113       default:
114         return "";
115     }
116   }
117   private String readNumber(String number){
118     switch(Integer.parseInt(number)){
119       case 1:
120         return NUMBER_1;
121       case 2:
122         return NUMBER_2;
123       case 3:
124         return NUMBER_3;
125       case 4:
126         return NUMBER_4;
127       case 5:
128         return NUMBER_5;
129       case 6:
130         return NUMBER_6;
131       case 7:
132         return NUMBER_7;
133       case 8:
134         return NUMBER_8;
135       case 9:
136         return NUMBER_9;
137       default:
138         return "";
139     }
140   }
141   private String getLevelString(int level){
142     if(level==2){
143       return NUMBER_1000;
144     }if(level==3){
145       return NUMBER_MILLION;
146     }else if(level==4){
147       return NUMBER_MILLIARD;
148     }else if(level==5){
149       return NUMBER_TRILLION;
150     }else{
151       return "";
152     }
153   }
154   public static void main(String[] args) {
155     NumberTest test=new NumberTest();
156     String n="4044";
157     String result=test.read(n);
158     System.out.println("result: "+result);
159   }
160 }