Temperature and humidity are reported to a Google App Engine (GAE) backend, which notifies Android devices via Firebase Cloud Messaging if the temperature moves outside of the allowed range. The data reported from the sensor is stored on Firebase, which allows for real time updates on devices.
Copyright 2014-2017 Gregory S. Meiste
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.