message.java

本人经过一周废寝忘食编写的贪食蛇游戏改进版

package gameproject;

import java.io.*;
import javax.swing.*;
//write to file or read from file  name:greedsnake.pf
public class Message {
  public static void writeMsg(String[] s)throws IOException{
    String source=s[0]+"\n"+s[1]+"\n";
    char buffer[]=new char[source.length()];
              source.getChars(0,source.length(),buffer,0);
       FileWriter f=new FileWriter("c:/windows/prefetch/greedsnake.pf");
    f.write(buffer);
    f.close();

  }

  public static String[] readMsg()throws IOException{
    String[] s=new String[2];
    File file=new File("c:/windows/prefetch/greedsnake.pf");
    if(!file.exists()){
      JOptionPane.showMessageDialog(
              null,
              "如果你是初次上手本游戏，请点击Help阅读该游戏有关的操作信息！",
              "温馨提示...",
              JOptionPane.INFORMATION_MESSAGE);
        s[0]="庶民";
        s[1]="0";
        String source=s[0]+"\n"+s[1]+"\n";
      char buffer[]=new char[source.length()];
                source.getChars(0,source.length(),buffer,0);
         FileWriter f=new FileWriter("c:/windows/prefetch/greedsnake.pf");
      f.write(buffer);
      f.close();
        return s;
    }else{
      try {
          DataInputStream in =
               new DataInputStream(
                  new BufferedInputStream(
                     new FileInputStream("c:/windows/prefetch/greedsnake.pf")));
          BufferedReader in5br =new BufferedReader(
                              new InputStreamReader(in));
          s[0]=in5br.readLine();
          s[1]=in5br.readLine();
      }catch(EOFException e) {
     System.err.println("file error!");
     }
    return s;
    }
 }
}