001    import java.io.*;
002    
003    public class Hemisson{
004            /**
005             *      Writes the given stirng to a file calles write.txt
006             */
007            public static void write(String s){
008                    try {
009                            BufferedWriter out = new BufferedWriter(new FileWriter("write.txt",true));
010                            out.write(s+ "\n");
011                            out.close();
012                    } catch (IOException e) {
013                            System.out.println("File output error : " + e);
014                    }
015                    System.out.println(s);
016            }
017            
018            /**
019             *      Reads from a file called read.txt
020             */
021            public static String read(){
022                    String s = "";
023                    try{
024                            BufferedReader in = new BufferedReader(new FileReader("read.txt"));
025                            s = "" + in.readLine();
026                            in.close();
027                            BufferedWriter out = new BufferedWriter(new FileWriter("read.txt"));
028                            out.write("");
029                            out.close();
030                    } catch (IOException e){
031                            System.err.println("File input/output error : " + e);
032                    }
033                    return s;
034            }
035    }