ｄｌｖｖｖ７ - 経済統計練習帳

package delta;
 
import tool.*; 
 
public class pro {
 
       int s,datanumber;
    String[] data=new String[5000];
    String[] link=new String[5000];
 int number;
 
 
    public static void main(String[] args) {
        pro te=new pro();
    }
 
    pro(){
 
        int tr;
 
 
        for(tr=26;tr<27;tr++){
 
        String urlx="http://www.meti.go.jp/statistics/tyo/syoudou/result/h"+tr+"_2.html"; 
 
 
 
        getdata sub=new getdata();
  sub.makedata(urlx,"UTF-8");
  data=sub.data;
  datanumber=sub.datanumber; 
 
 
  int sx=0;
  for(s=1;s<datanumber+1;s++){
 if(data[s].indexOf("excel/")>-1)sx=sx+1;
  if(data[s].indexOf("excel/")>-1)link[sx]=data[s];
  }
 
 
  number=sx;      
 
  for(s=1;s<number+1;s++){
  int p1=link[s].indexOf("excel");
 int p2=link[s].indexOf("\"",p1);  
 link[s]=link[s].substring(p1,p2);
 
  }
 
      System.out.println(number);
 
 
     for(s=1;s<number+1;s++){
 
      String web="http://www.meti.go.jp/statistics/tyo/syoudou/result/"+link[s];
 
      dl sub5=new dl();
      sub5.makedata(web,"data/h"+tr+"("+s+")"+".xls");
 
     }
        }
 
    }
 
 
 
 
 
 
 
}
 
 
package delta;
 
import java.io.*;
import java.io.File;
import java.net.URL;
import java.net.URLConnection;
import java.io.File;
import java.io.*;
 
public class dl {
 
 
 
 
 
 
   void makedata(String urlx,String filex){
 
 
 
        try {
 
 
            URL url = new URL(urlx);
 URLConnection conn = url.openConnection();
InputStream in = conn.getInputStream();
 
File file = new File(filex);
 
FileOutputStream out = new FileOutputStream(file, false);
int b;
while((b = in.read()) != -1){
    out.write(b);
}
 
out.close();
in.close();
 
 
 
        } catch (Exception e) {
            e.printStackTrace();
        }
    }
}