win10环境变量

JAVA_HOME
C:\Program Files\Java\jdk1.8.0_102

CLASSPATH
.;%JAVA_HOME%\lib\dt.jar;%JAVA_HOME%\lib\tools.jar

ANDROID_HOME
E:\Documents\Android\sdk

path
%JAVA_HOME%\bin
%JAVA_HOME%\jre\bin
%ANDROID_HOME%\platform-tools
%ANDROID_HOME%\tools