JAVAÎļþ²Ù×÷

import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.nio.channels.FileChannel;
public class DealFile {
     /**
      * ɾ³ýÎļþ
      * @param filePathAndName String Îļþ·¾¶¼°Ãû³Æ
      * @param fileContent String
      * @return boolean
      */
    public void delFile(String filePathAndName) {
        try {
            String filePath = filePathAndName;
            filePath = filePath.toString();
            java.io.File myDelFile = new java.io.File(filePath);
            myDelFile.delete();
 
        }
        catch (Exception e) {
            System.out.println("ɾ³ýÎļþ²Ù×÷³ö´í");
            e.printStackTrace();
 
        }
 
    }
  /**
      * ɾ³ýÎļþ¼Ð
      * @param path String Îļþ¼Ð·¾¶
      */
  public static void delAllFile(String path){
   File file = new File(path);
   File[] filelist = file.listFiles();
   for(int i=0;i<filelist.length;i++){
    if(!filelist[i].isDirectory()){
     filelist[i].delete();
     System.out.println("Îļþ£º"+fileli