jdk
jdk-down
环境变量
````vim ~/.bash_profilevim ~/.zshrc //要是使用zsh就编辑zshrc
#在后面追加JAVA_HOME=/Library/Java/JavaVirtualMachines/jdk1.8.0_131.jdk/Contents/Homeexport JAVA_HOMEexport PATH=JAVA_HOME/bin:PATH
source ~/.bash_profilesource ~/.zshrc
$java -version
```
sdk中带的工具
mac:
export PATH=$PATH:/Users/xx/Library/Android/sdk/emulator
export PATH=$PATH:/Users/xx/Library/Android/sdk/build-tools/28.0.0
export GRADLE_HOME=/Applications/AndroidStudio.app/Contents/gradle/gradle-4.10.1
export PATH=PATH:GRADLE_HOME/bin
export PATH=$PATH:/Users/xx/Library/Android/sdk/tools/bin
export PATH=$PATH:/Users/xx/Library/Android/sdk/tools
export PATH=$PATH:/Users/xx/Library/Android/sdk/ndk-bundle
win:
adb
C:UsersxxAppDataLocalAndroidSdkplatform-tools
以上根据你的实际环境修改