第六次Java作业 ----IO流

package syj;
import java.io.*;
public class syj4 {
    public static void main(String[] args) {
        // TODO 自动生成的方法存根
         File file = new File("data.txt");
         String syj = "12345abcdef@#%&*软件工程 ";
         try {
             FileWriter t = new FileWriter (file);
             BufferedWriter out = new BufferedWriter (t);
             out.write(syj);
             out.close();
             t.close();          
             } catch (Exception e) {
                e.printStackTrace();
            } 
         try {
             FileReader fr = new FileReader(file);
             BufferedReader in = new BufferedReader(fr);
             String ss = in.readLine();
             System.out.println("文件中的信息是："+ ss);
             in.close();
             fr.close();
             }catch (Exception e) {
                e.printStackTrace();
            }
        }

    }