tencent cloud

All product documents
IoT Hub
DocumentationIoT HubDevice Connection ManualConnection Based on SDK for AndroidSDK for Android Use Instructions
SDK for Android Use Instructions
Download PDF
Last updated: 2024-12-27 17:03:43
SDK for Android Use Instructions
Last updated: 2024-12-27 17:03:43
Download PDF
In addition to the device connection feature, the SDK for Android also provides gateway subdevice, device shadow, and OTA features with the following APIs.

MQTT APIs

TXMqttConnection

Method
Description
connect
Establishes MQTT connection
reconnect
Reestablishes MQTT connection
disConnect
Closes MQTT connection
publish
Publishes MQTT message
subscribe
Subscribes to MQTT topic
unSubscribe
Unsubscribes from MQTT topic
getConnectStatus
Gets MQTT connection status
setBufferOpts
Sets buffer for disconnection status
initOTA
Initializes OTA feature
reportCurrentFirmwareVersion
Reports current device version information to backend server
reportOTAState
Reports device update status to backend server

MQTT Gateway APIs

TXGatewayConnection

Method
Description
connect
Establishes gateway connection
reconnect
Reestablishes gateway connection
disConnect
Closes gateway MQTT connection
publish
Publishes MQTT message
subscribe
Subscribes to MQTT topic
unSubscribe
Unsubscribes from MQTT topic
getConnectStatus
Gets MQTT connection status
setBufferOpts
Sets buffer for disconnection status
initOTA
Initializes OTA feature
reportCurrentFirmwareVersion
Reports current device version information to backend server
reportOTAState
Reports device update status to backend server
addSubDev
Adds subdevice
removeSubdev
Removes subdevice
findSubdev
Finds subdevice
gatewaySubdevOffline
Connects subdevice
gatewaySubdevOnline
Disconnects subdevice

Device Shadow APIs

TXShadowConnection

Method
Description
connect
Establishes shadow connection
disConnect
Closes shadow connection
getConnectStatus
Gets MQTT connection status
update
Updates device shadow document
get
Gets device shadow document
registerProperty
Registers device attribute
unRegisterProperty
Unregisters device attribute
reportNullDesiredInfo
Reports empty desired information after updating delta information
setBufferOpts
Sets buffer for disconnection status
getMqttConnection
Gets TXMqttConnection instance

MQTT Remote Service Client

TXMqttClient

Method
Description
setMqttActionCallBack
Sets MqttAction callback API
setServiceConnection
Sets remote service connection callback API
init
Initializes remote service client
startRemoteService
Starts remote service
stopRemoteService
Stops remote service
connect
Establishes MQTT connection
disConnect
Closes MQTT connection
subscribe
Subscribes to MQTT topic
unSubscribe
Unsubscribes from MQTT topic
publish
Publishes MQTT message
setBufferOpts
Sets buffer for disconnection status
clear
Releases resource

Shadow Remote Service Client

TXShadowClient

Method
Description
setShadowActionCallBack
Sets ShadowAction callback API
setServiceConnection
Sets remote service connection callback API
init
Initializes remote service client
startRemoteService
Starts remote service
stopRemoteService
Stops remote service
connect
Establishes shadow connection
disConnect
Closes shadow connection
getMqttClient
Gets MQTT client instance
get
Gets device shadow
update
Updates device shadow
registerProperty
Registers device attribute
unRegisterProperty
Unregisters device attribute
reportNullDesiredInfo
Reports empty desired information after updating delta information
setBufferOpts
Sets buffer for disconnection status
clear
Releases resource

Firmware Update over MQTT Channel

TXMqttClient

Method
Description
initOTA
Initializes OTA feature
reportCurrentFirmwareVersion
Reports current device version information to backend server
reportOTAState
Reports device update status to backend server
Was this page helpful?
You can also Contact Sales or Submit a Ticket for help.
Yes
No

Feedback

Contact Us

Contact our sales team or business advisors to help your business.

Contact Us
Technical Support

Open a ticket if you're looking for further assistance. Our Ticket is 7x24 avaliable.

Submit a Ticket
7x24 Phone Support
Hong Kong, China
+852 800 906 020 (Toll Free)
United States
+1 844 606 0804 (Toll Free)
United Kingdom
+44 808 196 4551 (Toll Free)
Canada
+1 888 605 7930 (Toll Free)
Australia
+61 1300 986 386 (Toll Free)
EdgeOne hotline
+852 300 80699
More local hotlines coming soon