@echo off
rem --- Base Config ---
:init
set JAVA_HOME_1_8=D:\Program Files\java\jdk1.8.0_66
set JAVA_HOME_1_7=D:\Program Files (x86)\Java\jdk1.7.0_60
set JAVA_HOME_1_6=D:\Program Files\java\jdk1.6.0_31_64
set RefreshEnv=D:\JdkSwitch\switchVersion\RefreshEnv.exe
:start
echo 当前JDK 版本:
java -version
ping 127.0.0.1 -n 2 -w 1000 > nul
echo.
echo =============================================
echo 本机JDK版本列表
echo 1.8
echo 1.7
echo 1.6
echo =============================================
:select
set /p opt=请选择JDK版本：
if %opt%==1.8 (
set TARGET_JAVA_HOME=%JAVA_HOME_1_8%
)
if %opt%==1.7 (
set TARGET_JAVA_HOME=%JAVA_HOME_1_7%
)
if %opt%==1.6 (
set TARGET_JAVA_HOME=%JAVA_HOME_1_6%
)
echo 当前选择的Java路径:%TARGET_JAVA_HOME%
wmic ENVIRONMENT where "name='JAVA_HOME'" delete
wmic ENVIRONMENT create name="JAVA_HOME",username="<system>",VariableValue="%TARGET_JAVA_HOME%"
rem -- refresh env ---
call %RefreshEnv%
echo 请按任意键退出!
pause>nul
@echo on
