JAVAAU - プログラム倉庫

import java.io.*;

public class author{

String[] data=new String[50000];
String[] author=new String[500];
int s,sx,datanumber,articlenumber;
String file;
String str,str1,str2;
int page,p1,p2;

public static void main(String[] args){
author test=new author();
}

author(){        

for(page=1;page<220;page++){

file="gdata/";
file=file+page;
file=file+".txt";

readfile(file);

str1="（";
str2="）";

for(s=1;s<datanumber+1;s++){
p1=data[s].indexOf(str1);
p2=data[s].indexOf(str2);
str=data[s].substring(p1+1,p2);
author[s]=str;
}

file="author/";
file=file+page;
file=file+".txt";

writefile(file);

}

}

void writefile(String file){

int s,sx;

try{
PrintWriter pw = new PrintWriter
(new BufferedWriter(new FileWriter(file)));


for(s=1;s<datanumber+1;s++){                                                
pw.println(author[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 readfile(String file){

String str;
BufferedReader br;  

s=0;
try {
br = new BufferedReader(new InputStreamReader(new FileInputStream(file),"SJIS"));  
while((str = br.readLine()) != null) {  
s=s+1;
data[s]=str;  
}
br.close();
} catch (IOException e) {System.out.println(e);}  

datanumber=s;

}





}