删除文件夹和文件夹下的文件

package com.royasoft.mas.model;

import java.io.File;

public class deletefie {

 /**
  * @param args
  */
 public static void main(String[] args) {
  deletefie file = new deletefie();
  delAllFile("C:/新建文件夹");
        System.out.println("deleted");

 }
//删除空文件夹和文件夹下的文件
  public static void delFolder(String folderPath) {
      try {
         delAllFile(folderPath); //删除完里面所有内容
         String filePath = folderPath;
         filePath = filePath.toString();
         java.io.File myFilePath = new java.io.File(filePath);
        // myFilePath.delete(); //删除空文件夹
      } catch (Exception e) {
        e.printStackTrace();
      }
 }

 //删除指定文件夹下所有文件
 //param path 文件夹完整绝对路径
    public static boolean delAllFile(String path) {
        boolean flag = false;
        File file = new File(path);
        if (!file.exists()) {
          return flag;
        }
        if (!file.isDirectory()) {
          return flag;
        }
        String[] tempList = file.list();
        File temp = null;
        for (int i = 0; i < tempList.length; i++) {
           if (path.endsWith(File.separator)) {
              temp = new File(path + tempList[i]);
           } else {
               temp = new File(path + File.separator + tempList[i]);
           }
           if (temp.isFile()) {
              temp.delete();
           }
           if (temp.isDirectory()) {
              delAllFile(path + "/" + tempList[i]);//先删除文件夹里面的文件
            //  delFolder(path + "/" + tempList[i]);//再删除空文件夹
              flag = true;
           }
        }
        return flag;
      }

}