smartupload代码上传

package com.chinasoft.upload.util; import java.util.UUID; public class ToolUtil { //给文件的名字重新命名 public static String getNewFileName(String oldName){ return UUID.randomUUID().toString()+oldName.substring(oldName.lastIndexOf(".")); } // public static void main(String[] args) { // String img="a.b.c.jpg"; //// String s[]=img.split("\\."); ////// for(int i=0;i<s.length;i++){ ////// System.out.println(s[i]); ////// } //// String newFileName=UUID.randomUUID().toString()+"."+s[s.length-1]; //// System.out.println(newFileName); // System.out.println(img.substring(img.lastIndexOf("."))); // System.out.println(UUID.randomUUID().toString()+img.substring(img.lastIndexOf("."))); // // //// for(int i=0;i<100;i++){ //// System.out.println(UUID.randomUUID().toString()); //// } // // } }