Java 删除文件1


Java 删除文件1

import java.io.*;

public class Main {
   public static void main(String[] args) {
      try {
         BufferedWriter out = new BufferedWriter (new FileWriter("filename"));
         out.write("aString1\n");
         out.close();
         boolean success = (new File("filename")).delete();

         if (success) {
            System.out.println("The file has been successfully deleted");
         }
         BufferedReader in = new BufferedReader(new FileReader("filename"));
         String str;

         while ((str = in.readLine()) != null) {
            System.out.println(str);
         }
         in.close();
      } catch (IOException e) {
         System.out.println("exception occoured"+ e);
         System.out.println("File does not exist or you are trying to read a file that has been deleted");
      }
   }
}