1、在系统环境变量里面查看是否有JAVA_HOME环境变量，如果是用idea来管理环境变量的，需要如图设置指向jbr，如果是单独安装的jdk环境指向自己的安装目录即可

2、设置系统环境Path，需要把jre和bin添加进去

主要是为了编写win下面启动、停止jar包用的

@echo off

rem jar平级目录
set AppName=ent-data-transfer.jar

rem JVM参数
set JVM_OPTS="-Dname=%AppName%  -Duser.timezone=Asia/Shanghai -Xms128m -Xmx512m -XX:MetaspaceSize=128m -XX:MaxMetaspaceSize=512m -XX:+HeapDumpOnOutOfMemoryError -XX:+PrintGCDateStamps  -XX:+PrintGCDetails -XX:NewRatio=1 -XX:SurvivorRatio=30 -XX:+UseParallelGC -XX:+UseParallelOldGC"


ECHO.
	ECHO.  [1] start %AppName%
	ECHO.  [2] stop %AppName%
	ECHO.  [3] restart %AppName%
	ECHO.  [4] status %AppName%
	ECHO.  [5] quit
ECHO.

ECHO.Please enter the serial number of the selected item:
set /p ID=
	IF "%id%"=="1" GOTO start
	IF "%id%"=="2" GOTO stop
	IF "%id%"=="3" GOTO restart
	IF "%id%"=="4" GOTO status
	IF "%id%"=="5" EXIT
ECHO Invalid input. Please try again.
PAUSE
GOTO :EOF
:start
    for /f "usebackq tokens=1-2" %%a in (`jps -l ^| findstr %AppName%`) do (
		set pid=%%a
		set image_name=%%b
	)
	if  defined pid (
		echo %%is running
		PAUSE
	)

start javaw %JVM_OPTS% -jar %AppName%

echo  starting……
echo  Start %AppName% success...
goto:eof

rem 函数stop通过jps命令查找pid并结束进程
:stop
	for /f "usebackq tokens=1-2" %%a in (`jps -l ^| findstr %AppName%`) do (
		set pid=%%a
		set image_name=%%b
	)
	if not defined pid (
	    echo process %AppName% does not exists
	    PAUSE
	) else (
		echo prepare to kill %image_name%
		echo start kill %pid% ...
		rem 根据进程ID，kill进程
		taskkill /f /pid %pid%
		PAUSE
	)
goto:eof
:restart
	call :stop
    call :start
goto:eof
:status
	for /f "usebackq tokens=1-2" %%a in (`jps -l ^| findstr %AppName%`) do (
		set pid=%%a
		set image_name=%%b
	)
	if not defined pid (
        echo process %AppName% is dead
        PAUSE
	) else (
		echo %image_name% is running
		PAUSE
	)
goto:eof