利用腳本，一鍵設置java環境變量(默認安裝路徑)

@echo off
color 0a
echo.------------------------------------
echo.TODO:設置java環境變量
echo.Author:Cheney_Yang
echo.Feedback E-mail:[email protected]
echo.
echo.------------------------------------
::如果有的話，先刪除JAVA_HOME
wmic ENVIRONMENT where "name='JAVA_HOME'" delete
::如果有的話，先刪除ClASSPATH
wmic ENVIRONMENT where "name='CLASSPATH'" delete
::創建JAVA_HOME
wmic ENVIRONMENT create name="JAVA_HOME",username="<system>",VariableValue="C:\Program Files (x86)\Java\jdk1.6.0_21"
::增加PATH中關於java的環境變量
wmic ENVIRONMENT where "name='path' and username='<system>'" set VariableValue="%path%;%JAVA_HOME%\bin;%JAVA_HOME%\jre\bin"
::創建CLASSPATH
wmic ENVIRONMENT create name="CLASSPATH",username="<system>",VariableValue=".;%JAVA_HOME%\lib\dt.jar;%JAVA_HOME%\lib\tools.jar;"
pause