Java.io.FilePermission.hashCode() 方法

package com.codingdict;



import java.io.FilePermission;

import java.io.IOException;



public class FilePermissionDemo {



   public static void main(String[] args) throws IOException {

      FilePermission fp = null;



      try {



         // create new file permissions

         fp = new FilePermission("C://test.txt", "read");



         // the hash code value

         int hash = fp.hashCode();



         // prints

         System.out.print("Hash Code: "+hash);



      } catch(Exception ex) {



         // if an error occurs

         ex.printStackTrace();

      }

   }

}