katyx - 経済統計練習帳

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package com;
 
import java.io.*;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStreamReader;
 
 
 
public class pro {
 
 String[] data=new String[90000];
    int s,datanumber;
    String[] v1=new String[90000];
      String[] v2=new String[90000];
    String[] v3=new String[90000];
     String[] m1=new String[90000];
      String[] m2=new String[90000];
    String[] m3=new String[90000];
    String[] geo=new String[90000];
    String[] city=new String[90000];
 
 
 
    public static void main(String[] args) {
        pro te=new pro();
    }
 
    pro(){
 
     readx("data.csv");
 
     for(s=1;s<datanumber+1;s++){
     String[] x=data[s].split(",");
     geo[s]=x[4]+x[5]+x[6];
     city[s]=x[9]+x[10];
     v1[s]=x[21];
     v2[s]=x[22];
     v3[s]=x[23];
     m1[s]=x[24];
     m2[s]=x[25];
     m3[s]=x[26];
    }
 
    writexml("ren.csv");
 
 
 
    }
 
 
    void writexml(String file){ 
 
    int s,sx;
 
try{ 
PrintWriter pw = new PrintWriter (new BufferedWriter(new FileWriter(file))); 
 
for(s=1;s<datanumber+1;s++){  
pw.print(geo[s]); 
pw.print(","); 
pw.print(city[s]);  
pw.print(","); 
pw.print(v1[s]);  
pw.print(","); 
pw.print(v2[s]);  
pw.print(","); 
pw.print(v3[s]);  
pw.print(","); 
pw.print(m1[s]);  
pw.print(","); 
pw.print(m2[s]);  
pw.print(","); 
pw.println(m3[s]);  
}
 
 
System.out.println("ファイルに書きこみました。"); 
pw.close(); 
} catch(IOException ep){ System.out.println("入出力エラーです。"); } 
 
 
} 
 
 
    void readx(String file){
 
String str;
BufferedReader br;  
int s;
s=0;
try {
br = new BufferedReader(new InputStreamReader(new FileInputStream(file),"UTF-8"));  
while((str = br.readLine()) != null) {  
s=s+1;
data[s]=str;  
}
br.close();
} catch (IOException e) {System.out.println(e);}  
 
datanumber=s;
 
} 
 
 
}