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10 changes: 0 additions & 10 deletions
10
WearScript/src/main/java/com/dappervision/wearscript/dataproviders/IBeaconDataProvider.java
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126 changes: 126 additions & 0 deletions
126
WearScript/src/main/java/com/dappervision/wearscript/managers/BluetoothLEManager.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,126 @@ | ||
| package com.dappervision.wearscript.managers; | ||
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| import android.bluetooth.BluetoothAdapter; | ||
| import android.bluetooth.BluetoothDevice; | ||
| import android.bluetooth.BluetoothGatt; | ||
| import android.bluetooth.BluetoothGattCallback; | ||
| import android.bluetooth.BluetoothGattCharacteristic; | ||
| import android.bluetooth.BluetoothManager; | ||
| import android.bluetooth.BluetoothProfile; | ||
| import android.content.Context; | ||
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| import com.dappervision.wearscript.BackgroundService; | ||
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| import java.util.concurrent.ConcurrentHashMap; | ||
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| public class BluetoothLEManager extends Manager { | ||
| public static final String READ = "READ:"; | ||
| public static final String LIST = "LESCAN"; | ||
| static String TAG = "BluetoothManager"; | ||
| private BluetoothAdapter mBluetoothAdapter; | ||
| protected ConcurrentHashMap<String, GattConnection> gatts; | ||
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| public BluetoothLEManager(BackgroundService bs) { | ||
| super(bs); | ||
| gatts = new ConcurrentHashMap<String, GattConnection>(); | ||
| BluetoothManager bluetoothManager = (BluetoothManager) service.getSystemService(Context.BLUETOOTH_SERVICE); | ||
| mBluetoothAdapter = bluetoothManager.getAdapter(); | ||
| } | ||
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| @Override | ||
| public void reset() { | ||
| super.reset(); | ||
| scanOff(); | ||
| } | ||
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| @Override | ||
| public void shutdown() { | ||
| super.shutdown(); | ||
| scanOff(); | ||
| for(GattConnection connection : gatts.values()){ | ||
| connection.close(); | ||
| } | ||
| gatts.clear(); | ||
| } | ||
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| @Override | ||
| protected void registerCallback(String type, String jsFunction) { | ||
| super.registerCallback(type, jsFunction); | ||
| if (type.startsWith(READ)) { | ||
| scanOff(); | ||
| String address = type.substring(READ.length()); | ||
| BluetoothDevice device = mBluetoothAdapter.getRemoteDevice(address); | ||
| if(!gatts.containsKey(address)){ | ||
| gatts.put(address, new GattConnection(jsFunction)); | ||
| } | ||
| device.connectGatt(service, true, gatts.get(address)); | ||
| }else if(type.equals(LIST)){ | ||
| scanOn(); | ||
| } | ||
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| } | ||
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| private void scanOff() { | ||
| if(mBluetoothAdapter != null) | ||
| mBluetoothAdapter.stopLeScan(mLeScanCallback); | ||
| } | ||
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| public void scanOn() { | ||
| mBluetoothAdapter.startLeScan(mLeScanCallback); | ||
| } | ||
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| private BluetoothAdapter.LeScanCallback mLeScanCallback = new BluetoothAdapter.LeScanCallback() { | ||
| @Override | ||
| public void onLeScan(BluetoothDevice bluetoothDevice, int i, byte[] bytes) { | ||
| makeCall(LIST, bluetoothDevice.getAddress(), bluetoothDevice.getName()); | ||
| } | ||
| }; | ||
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| private class GattConnection extends BluetoothGattCallback { | ||
| private static final int STATE_DISCONNECTED = 0; | ||
| private static final int STATE_CONNECTING = 1; | ||
| private static final int STATE_CONNECTED = 2; | ||
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| private final String mCallback; | ||
| private int mConnectionState = STATE_DISCONNECTED; | ||
| private BluetoothGatt mGatt; | ||
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| GattConnection(String callback) { | ||
| super(); | ||
| mCallback = callback; | ||
| } | ||
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| @Override | ||
| public void onConnectionStateChange(BluetoothGatt gatt, int status, int newState) { | ||
| super.onConnectionStateChange(gatt, status, newState); | ||
| mGatt = gatt; | ||
| if (newState == BluetoothProfile.STATE_CONNECTED) { | ||
| mConnectionState = STATE_CONNECTED; | ||
| gatt.discoverServices(); | ||
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| } else if (newState == BluetoothProfile.STATE_DISCONNECTED) { | ||
| mConnectionState = STATE_DISCONNECTED; | ||
| } | ||
| } | ||
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| @Override | ||
| public void onCharacteristicRead(BluetoothGatt gatt, BluetoothGattCharacteristic characteristic, int status) { | ||
| super.onCharacteristicRead(gatt, characteristic, status); | ||
| mGatt = gatt; | ||
| final byte[] data = characteristic.getValue(); | ||
| if (data != null && data.length > 0) { | ||
| final StringBuilder stringBuilder = new StringBuilder(data.length); | ||
| for(byte byteChar : data) | ||
| stringBuilder.append(String.format("%02X ", byteChar)); | ||
| makeCall(mCallback, stringBuilder.toString()); | ||
| } | ||
| } | ||
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| public void close() { | ||
| if(mGatt != null) | ||
| mGatt.close(); | ||
| } | ||
| } | ||
|
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| } |
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