ava示例重命名文件

import java.io.File;



public class Main {

   public static void main(String[] args) {

      File oldName = new File("C:/program.txt");

      File newName = new File("C:/java.txt");



      if(oldName.renameTo(newName)) {

         System.out.println("renamed");

      } else {

         System.out.println("Error");

      }

   }

}