code: public LaunchConfig withEnvironmentVariables(java.util.Map<String, String> environmentVariables) {
          setEnvironmentVariables(environmentVariables);
          return this;
      }
docs: <p>
  The environment variables for the application launch.
  </p>
  
  @param environmentVariables
  The environment variables for the application launch.
  @return Returns a reference to this object so that method calls can be chained together.