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();
	        }
	    }

	}