Networking

This section presents networking libraries.

The following schema shows the overall architecture and modules:

Network Libraries Overview

Foundation Libraries

Name	Description	Module Link	API Link	Use
Bluetooth	Bluetooth Low Energy (BLE) based on the Generic Attribute Profile (GATT).	bluetooth	ej.bluetooth package	Bluetooth utility Library
ECOM-Network	Network interfaces management and IP configurations.	ecom-network	NetworkInterfaceManager class
ECOM-WIFI	Wi-Fi connectivity.	ecom-wifi	WifiManager class	Wi-Fi setup Example Wi-Fi utility Library
NET	Client and Server raw TCP/IP sockets.	net	java.net package	NET Example NET utility Library
Security	Cryptographic operations.	security	javax.crypto package
SSL	Client and Server secure sockets layer using Transport Layer Security (TLS) protocols.	ssl	java.net.ssl package	SSL mutual client Example SSL mutual server Example SSL utility Library

Add-On Libraries

IoT Libraries

Name	Description	Module Link	API Link	Use
Android Connectivity	Network connection state and notifications.	android-connectivity	ConnectivityManager class	Connectivity Example
HTTP Client	OpenJDK HTTP client.	httpclient, httpsclient	HttpURLConnection class	HTTP client README See also REST client Example
HTTP Server (Hoka)	Tiny footprint yet extensible web server.	hoka	HttpServer class	Hoka user manual Hoka Example
MQTT Client	Eclipse Paho MQTT 3.1.1 client.	mqtt, mqtt-ssl	MqttClient class	MQTT publish Example MQTT subscribe Example
REST Client	REpresentational State Tranfer (REST) client.	restclient	Resty class	REST client README REST client Example
REST Server	REpresentational State Tranfer (REST) server using on Hoka HTTP Server.	restserver	RestServer class	REST server Example
SNTP Client	Simple Network Time Protocol (SNTP) client, used to retrieve the current time from an NTP server.	sntpclient	SntpClient class	SNTP client README
WebSocket Client	WebSocket client (RFC 6455).	websocket, websocket-secure	WebSocket class	WebSocket client README WebSocket client Example

Data Serialization Libraries

Name	Description	Module Link	API Link	Use
CBOR	Concise Binary Object Representation (CBOR) encoder and decoder (RFC 7049).	cbor	CborEncoder class CborDecoder class	CBOR Tutorial
JSON	JavaScript Object Notation (JSON) encoder and decoder.	json	JSONObject class (decoder) JSONWriter class (encoder)	README JSON Tutorial
Protocol Buffers	Google Protocol Buffers 3 encoder and decoder, supporting files compiled by protoc with lite plugin.	protobuf3	CodedInputStream class (decoder) CodedOutputStream class (encoder)	Protobuf3 Example
XML	eXtensible Markup Language encoder and decoder (kXML 3).	kxml2	XmlPullParser class (decoder) XmlSerializer class (encoder)	XML Tutorial

Cloud Agent Libraries

Name	Description	Module Link	Use
AWS IoT Core	AWS IoT Core client, providing publish/subscribe functionalities.	aws-iot	AWS IoT Core README AWS IoT Core Example
Google Cloud Platform Iot Core	Google Cloud Platform Iot Core client.	gcp-iotcore	Google Cloud Platform Getting Started