# File lib/rhc/rest/application.rb, line 187
      def set_environment_variables(env_vars=[])
        debug "Adding environment variable(s) #{env_vars.inspect} for #{name}"
        if supports? "SET_UNSET_ENVIRONMENT_VARIABLES"
          rest_method "SET_UNSET_ENVIRONMENT_VARIABLES", :environment_variables => env_vars.map{|item| item.to_hash}
        else
          raise RHC::EnvironmentVariablesNotSupportedException.new
        end
      end