駅 - 経済統計練習帳

package line;
 
 
import java.io.*; 
 
 
public class Line {
 
int datanumber,number,articlenumber; 
String[] data=new String[500000]; 
int s;
String[] count=new String[500000]; 
String[] name=new String[500000];
String[] line=new String[500000];
String[] com=new String[500000];
 
 
 
 
 
    public static void main(String[] args) {
        Line t=new Line();
    }
    Line(){
 
        readfile("data.xml");
 
        int sx;
        sx=0;
        for(s=1;s<datanumber+1;s++){
      if(data[s].indexOf("passengers2012")>-1)sx=sx+1; 
      if(data[s].indexOf("passengers2012")>-1)count[sx]=data[s];      
        }
 
 
        sx=0;
        for(s=1;s<datanumber+1;s++){
      if(data[s].indexOf("stationName")>-1)sx=sx+1; 
      if(data[s].indexOf("stationName")>-1)name[sx]=data[s];      
        }
 
 
        sx=0;
        for(s=1;s<datanumber+1;s++){
      if(data[s].indexOf("routeName")>-1)sx=sx+1; 
      if(data[s].indexOf("routeName")>-1)line[sx]=data[s];      
        }
 
        sx=0;
        for(s=1;s<datanumber+1;s++){
      if(data[s].indexOf("routeName")>-1)sx=sx+1; 
      if(data[s].indexOf("routeName")>-1)line[sx]=data[s];      
        }
 
 
        sx=0;
        for(s=1;s<datanumber+1;s++){
      if(data[s].indexOf("administrationCompany")>-1)sx=sx+1; 
      if(data[s].indexOf("administrationCompany")>-1)com[sx]=data[s];      
        }
 
        number=sx;
          for(s=1;s<number+1;s++){
          name[s]=rev(name[s]);
          com[s]=rev(com[s]);
          line[s]=rev(line[s]);
          count[s]=rev(count[s]);
          }
 
 
          writefile("ren.txt");
 
 
 
    }
 
 
 
     void writefile(String file){ 
 
try{ 
PrintWriter pw = new PrintWriter (new BufferedWriter(new FileWriter(file))); 
 
for(s=1;s<number+1;s++){ 
pw.print("<name>"); 
pw.print(name[s]); 
pw.print("</name>"); 
pw.print("<line>"); 
pw.print(line[s]); 
pw.print("</line>");
pw.print("<com>"); 
pw.print(com[s]); 
pw.print("</com>"); 
pw.print("<value>"); 
pw.print(count[s]); 
pw.println("</value>"); 
} 
 
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。"); } 
 
 
} 
 
 
 
 
 
 
    String rev(String str){
 
    int p1,p2;
    p1=str.indexOf(">");
     p2=str.indexOf("<",p1);
     String strx=str.substring(p1+1,p2);
 
     return strx;
 
 
    }
 
    void readfile(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; 
 
} 
 
 
}