android中将蓝牙设置为始终可发现模式

BlueAlwaysDiscoverableReceiver.java

1. package com.ks.xybase.receiver;
3. import android.bluetooth.BluetoothAdapter;
4. import android.content.BroadcastReceiver;
5. import android.content.Context;
6. import android.content.Intent;
7. import android.content.IntentFilter;
10. import com.ks.xybase.utils.L;
12. import java.lang.reflect.Method;
13. import java.util.Objects;
15. //蓝牙设置为始终可发现模式
16. public class BlueAlwaysDiscoverableReceiver extends BroadcastReceiver {
17.     private static final String TAG = "BlueAlwaysDiscoverableR";
18.     private Context mContext;
19.     private BluetoothAdapter mBluetoothAdapter;
20.     private IntentFilter mIntentFilter;
22.     public BlueAlwaysDiscoverableReceiver(Context context) {
23.         mContext = context;
24.         mBluetoothAdapter = BluetoothAdapter.getDefaultAdapter();
25.         mIntentFilter = new IntentFilter();
26.         mIntentFilter.addAction(BluetoothAdapter.ACTION_SCAN_MODE_CHANGED);
27.     }
29.     public void start() {
30.         mContext.registerRe

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