Java 删除文件夹和子文件夹中的所有文件
???? if (!delfile.isDirectory()) {?
????? delfile.delete();?
????? System.out?
??????? .println(delfile.getAbsolutePath() + "删除文件成功");?
???? } else if (delfile.isDirectory()) {?
????? deletefile(delpath + "\" + filelist[i]);?
???? }?
??? }?
??? System.out.println(file.getAbsolutePath()+"删除成功");?
??? file.delete();?
?? }?
?
? } catch (FileNotFoundException e) {?
?? System.out.println("deletefile() Exception:" + e.getMessage());?
? }?
? return true;?
?}?
?
?/**
? * 输出某个文件夹下的所有文件夹和文件路径
? *
? * @param delpath
? *??????????? String
? * @throws FileNotFoundException
? * @throws IOException
? * @return boolean
? */?
?public static boolean readfile(String filepath)?
?? throws FileNotFoundException, IOException {?
? try {?
?
?? File file = new File(filepath);?
?? System.out.println("遍历的路径为：" + file.getAbsolutePath());?
?? // 当且仅当此抽象路径名表示的文件存在且 是一个目录时（即文件夹下有子文件时），返回 true?
?? if (!file.isDirectory()) {?
??? System.out.println("该文件的绝对路径：" + file.getAbsolutePath());?
??? System.out.println("名称：" + file.getName());?
?? } else if (file.isDirectory()) {?
??? // 得到目录中的文件和目录?
??? String[] filelist = file.list();?
??? if (filelist.length == 0) {?
???? System.out.println(file.getAbsolutePath()?
?????? + "文件夹下，没有子文件夹或文件");?
??? } else {?
???? System.out?
?????? .println(file.getAbsolutePath() + "文件夹下，有子文件夹或文件");?
??? }?
??? for (int i = 0; i < filelist.length; i++) {?
???? File readfile = new File(filepath + "\" + filelist[i]);?
???? System.out.println("遍历的路径为：" + readfile.getAbsolutePath());?
???? if (!readfile.isDirectory()) {?
????? System.out.println("该文件的路径："?
??????? + readfile.getAbsolutePath());?
????? System.out.println("名称：" + readfile.getName());?
???? } else if (readfile.isDirectory()) {?
????? System.out.println("-----------递归循环-----------");?
????? readfile(filepath + "\" + filelist[i]);?
???? }?
??? }?
?
?? }?
?
? } catch (FileNotFoundException e) {?
?? System.out.println("readfile() Exception:" + e.getMessage());?
? }?
? return true;?
?}?
?
?public static void main(String[] args) {?
? try {?
?? // readfile("D:/file");?
?? deletefile("D:/file");?
? } catch (Exception ex) {?
?? ex.printStackTrace();?
? }?
? System.out.println("ok");?
?}?
?
}?
