import java.io.*;
....
....
try  { 
         FileReader fr = new FileReader("base.txt"); 
         BufferedReader br = new BufferedReader(fr);
}
catch (IOException e) {
         e.printStackTrace ();
}

String texte   =  "";
boolean eof  =  false;
while (!eof)
{ 
         try {
                  texte = br.readLine() ;
         }
         catch (IOException e) {
                  eof = true;
         }
         if (!eof) println(texte);
}

br.close();