Tato Kutalia
tatocaster
tatocaster.me
github.com/tatocaster
twitter.com/@tatokutalia
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Android Nearby
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Android Nearby
Appeared in 2015
Part of the Google Services
Crossplatform?
Works mostly on Android*
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Android Nearby
uses:
• Bluetooth Classic
• BLE
• WiFI
• Ultrasonic Sound wave!!
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Android Nearby
Nearby.Connections
Nearby.Messages
2 main APIs
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Nearby.Connections
Nearby.Connections allows the discovery of devices
connected to be on the same Wi-Fi network using multicast
packets sent over the access point.
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Nearby.Connections
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Nearby.Connections
Nearby Connections is more like a Master-Slaves Model (One-
to-Many model).
The Master Device can Nearby.Connections.startAdvertising
to all the devices.
The nearby devices could use
Nearby.Connections.startDiscovering to discover the
advertisement.
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Nearby.Connections
needs only service_id in Manifest
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Nearby.Messages
Nearby.Messages is like a broadcast and receiver model. It’s a
many-to-many model, where all devices broadcast and
everyone listens.
The function used is Nearby.Messages.publish and
Nearby.Messages.subscribe.
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Nearby.Messages
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Nearby.Messages
Nearby Connections is more like a Master-Slaves Model (One-
to-Many model).
The Master Device can Nearby.Connections.startAdvertising
to all the devices.
The nearby devices could use
Nearby.Connections.startDiscovering to discover the
advertisement.
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Nearby.Messages
more complex
needs Google Service API Key