@echo off
color 74
echo                    !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
echo                    !   Java批量反编译工具author:张吉海     !
echo                    !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
echo................................................................................
setlocal enabledelayedexpansion
:start
set /p sou=请输入class文件所在目录或jar路径:
set /p des=请输入保存java文件目录:
if not exist %windir%\jad.exe xcopy /h/y jad.exe %windir% >nul
echo %sou% | find "jar" && set isjar=true
if !isjar!==true (
if not exist %sou% echo %sou%文件不存在，请正确输入.. && goto start
cd %temp%
if exist %temp%\temp rmdir /s /q %temp%\temp
if not exist %temp%\temp mkdir %temp%\temp
c:
cd temp
echo 稍等,正在操作..........
jar -xvf %sou% >nul
set sou=%temp%\temp
) else (
if not exist %sou% echo class目录不存在，请正确输入.. && goto start
)

if not exist %des% mkdir %des%
for /f %%a in ('dir !sou! /s/b') do (
set pa=%%~pa
for /f "tokens=5* delims=\" %%i in ("!pa!") do set newdir=%%j
set dir=%des%\!newdir!
set isclass=false
echo a%%a | find "class" && set isclass=true
if not exist !dir! (mkdir !dir!)
if !isclass!==true (
  jad -d !dir!  -s .java %%a
  ) else (
  copy %%a !dir! >nul
)
)
echo  任务完成.......程序稍等退出
ping -n 5 127.0.0.1 >nul
endlocal