Set Up Maven Archetype in existing application in Android Studio

I want to use Google Cloud Speech to Text Api. In their Documentation they are saying to create a project using terminal.and use below code to create a project.

mvn archetype:generate \
    -DgroupId=com.example.app \
    -DartifactId=speech-to-text-java \
    -DarchetypeVersion=1.4 \
    -DinteractiveMode=false

But in android studio How can i do it. And i aslo want to use it in my existing app.