@echo off
tasklist|find /i "javaw.exe" 1>nul 2>nul && goto exist
start javaw -jar cluster-check.jar
tasklist|find /i "javaw.exe" 1>nul 2>nul && echo 启动成功||echo 启动失败，请检查java环境
pause
exit
:exist
echo 不可重复启动
pause