解决移动端文件删除的安全问题:file.delect() Java 确保安全删除某个文件 http://outofmemory.cn/code-snippet/14222/Java-security-delete-file Safe way to delete files in Android development https://stackoverflow.com/questions/53242122/safe-way-to-delete-files-in-android-develop
import java.io.File;public class Test{ public static void main(String args[]){ Test t = new Test(); delFolder("c:/bb"); System.out.println("deleted");} //删除文件夹//param folderPath 文件夹完整绝对路径 public static void delFolder(String folderPath)