一键设置jdk环境变量

@echo off
echo ========================================
echo **
echo **一键设置jdk环境变量
echo **jdk7：C:\Program Files\Java\jdk1.7.0_25
echo **1.首先删除JAVA_HOME的环境变量
echo **2.创建JAVA_HOME的环境变量
echo **3.在path 后面添加%JAVA_HOME%\bin
echo **author jynine
echo **
echo =============开始配置===================
wmic ENVIRONMENT where "name='JAVA_HOME'" delete 
wmic ENVIRONMENT where "name='CLASSPATH'" delete 
wmic ENVIRONMENT create name="JAVA_HOME",username="<system>",VariableValue="C:\Program Files\Java\jdk1.7.0_25"
wmic ENVIRONMENT where "name='path' and username='<system>'" set VariableValue="%path%;%%JAVA_HOME%%\bin"
wmic ENVIRONMENT where "name='JAVA_HOME'" get UserName,VariableValue
wmic ENVIRONMENT create name="CLASSPATH",username="<system>",VariableValue="%%JAVA_HOME%%\lib"
echo 当前JAVA_HOME环境变量:%JAVA_HOME%
echo =============配置成功===================
pause
exit