我看了几个文章，主要是接受配对广播，然后设置pin，实现配对，但是网上的大部分手机是不可以的,android.bluetoothdevice 下 action_pair_request ,没有定义这个，开始困扰了我一点时间，实现难度：是否能进入那个广播响应。
定义了一个类，这个是网上的可以直接用
//================================================================================================================================
package zicox.esc;import java.lang.reflect.Method;import java.lang.reflect.Field;import android.bluetooth.BluetoothAdapter;import android.bluetooth.BluetoothDevice;import android.util.Log;public class ClsUtils { /** * 与设备配对 参考源码：platform/packages/apps/Settings.git * /Settings/src/com/android/settings/bluetooth/CachedBluetoothDevice.java */ static public boolean createBond(Class btClass, BluetoothDevice btDevice) throws Exception { Method createBondMethod = btClass.getMethod("createBond"); Boolean returnValue = (Boolean) createBondMethod.invoke(btDevice); return returnValue.booleanValue(); } /** * 与设备解除配对 参考源码：platform/packages/apps/Settings.git * /Settings/src/com/android/settings/bluetooth/CachedBluetoothDevice.java */ static public boolean removeBond(Class btClass, BluetoothDevice btDevice) throws Exception { Method removeBondMethod = btClass.getMethod("removeBond"); Boolean returnValue = (Boolean) removeBondMethod.invoke(btDevice); return returnValue.booleanValue(); } static public boolean setPin(Class btClass, BluetoothDevice btDevice, String str) throws Exception { try { Method removeBondMethod = btClass.getDeclaredMethod("setPin", new Class[] {byte[].class}); Boolean returnValue = (Boolean) removeBondMethod.invoke(btDevice, new Object[] {str.getBytes()}); Log.e("returnValue", "" + returnValue); } catch (SecurityException e) { // throw new RuntimeException(e.getMessage()); e.printStackTrace(); } catch (IllegalArgumentException e) { // throw new RuntimeException(e.getMessage()); e.printStackTrace(); } catch (Exception e) { // TODO Auto-generated catch block e.printStackTrace(); } return true; } // 取消用户输入 static public boolean cancelPairingUserInput(Class btClass, BluetoothDevice device) throws Exception { Method createBondMethod = btClass.getMethod("cancelPairingUserInput"); // cancelBondProcess() Boolean returnValue = (Boolean) createBondMethod.invoke(device); return returnValue.booleanValue(); } // 取消配对 static public boolean cancelBondProcess(Class btClass, BluetoothDevice device) throws Exception { Method createBondMethod = btClass.getMethod("cancelBondProcess"); Boolean returnValue = (Boolean) createBondMethod.invoke(device); return returnValue.booleanValue(); } /** * * @param clsShow */ static public void printAllInform(Class clsShow) { try { // 取得所有方法 Method[] hideMethod = clsShow.getMethods(); int i = 0; for (; i < hideMethod.length; i++) { Log.e("method name", hideMethod[i].getName() + ";and the i is:" + i); } // 取得所有常量 Field[] allFields = clsShow.getFields(); for (i = 0; i < allFields.length; i++) { Log.e("Field name", allFields[i].getName()); } } catch (SecurityException e) { // throw new RuntimeException(e.getMessage()); e.printStackTrace(); } catch (IllegalArgumentException e) { // throw new RuntimeException(e.getMessage()); e.printStackTrace(); } catch (Exception e) { // TODO Auto-generated catch block e.printStackTrace(); } } static public boolean pair(String strAddr, String strPsw) { boolean result = false; BluetoothAdapter bluetoothAdapter = BluetoothAdapter .getDefaultAdapter(); bluetoothAdapter.cancelDiscovery(); if (!bluetoothAdapter.isEnabled()) { bluetoothAdapter.enable(); } if (!BluetoothAdapter.checkBluetoothAddress(strAddr)) { // 检查蓝牙地址是否有效 Log.d("mylog", "devAdd un effient!"); } BluetoothDevice device = bluetoothAdapter.getRemoteDevice(strAddr); if (device.getBondState() != BluetoothDevice.BOND_BONDED) { try { Log.d("mylog", "NOT BOND_BONDED"); ClsUtils.setPin(device.getClass(), device, strPsw); // 手机和蓝牙采集器配对 ClsUtils.createBond(device.getClass(), device);// remoteDevice = device; // 配对完毕就把这个设备对象传给全局的remoteDevice result = true; } catch (Exception e) { // TODO Auto-generated catch block Log.d("mylog", "setPiN failed!"); e.printStackTrace(); } // } else { Log.d("mylog", "HAS BOND_BONDED"); try { ClsUtils.createBond(device.getClass(), device); ClsUtils.setPin(device.getClass(), device, strPsw); // 手机和蓝牙采集器配对 ClsUtils.createBond(device.getClass(), device);// remoteDevice = device; // 如果绑定成功，就直接把这个设备对象传给全局的remoteDevice result = true; } catch (Exception e) { // TODO Auto-generated catch block Log.d("mylog", "setPiN failed!"); e.printStackTrace(); } } return result; }}
//================================================================================================================================
还有一部分 activity
//================================================================================================================================
package zicox.esc;import java.io.IOException;import java.io.UnsupportedEncodingException;import java.lang.reflect.Method;import java.util.ArrayList;import java.util.List;import java.util.UUID;import android.app.Activity;import android.bluetooth.BluetoothAdapter;import android.bluetooth.BluetoothDevice;import android.bluetooth.BluetoothSocket;import android.content.BroadcastReceiver;import android.content.Context;import android.content.Intent;import android.content.IntentFilter;import android.os.Bundle;import android.util.Log;import android.view.View;import android.widget.AdapterView;import android.widget.ArrayAdapter;import android.widget.Button;import android.widget.ListView;import android.widget.Toast;import android.widget.ToggleButton;public class Demo_ad_escActivity extends Activity{ //--------------------------------------------------- public static String ErrorMessage; Button btnSearch, btnDis, btnExit; ToggleButton tbtnSwitch; ListView lvBTDevices; ArrayAdapter<String> adtDevices; List<String> lstDevices = new ArrayList<String>(); BluetoothAdapter btAdapt; public static BluetoothSocket btSocket; //--------------------------------------------------- public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.main); // if(!ListBluetoothDevice())finish(); Button Button1 = (Button) findViewById(R.id.button1); ErrorMessage = ""; //--------------------------------------------------- btnSearch = (Button) this.findViewById(R.id.btnSearch); btnSearch.setOnClickListener(new ClickEvent()); btnExit = (Button) this.findViewById(R.id.btnExit); btnExit.setOnClickListener(new ClickEvent()); btnDis = (Button) this.findViewById(R.id.btnDis); btnDis.setOnClickListener(new ClickEvent()); // ToogleButton设置 tbtnSwitch = (ToggleButton) this.findViewById(R.id.toggleButton1); tbtnSwitch.setOnClickListener(new ClickEvent()); // ListView及其数据源 适配器 lvBTDevices = (ListView) this.findViewById(R.id.listView1); adtDevices = new ArrayAdapter<String>(this, android.R.layout.simple_list_item_1, lstDevices); lvBTDevices.setAdapter(adtDevices); lvBTDevices.setOnItemClickListener(new ItemClickEvent()); btAdapt = BluetoothAdapter.getDefaultAdapter();// 初始化本机蓝牙功能 if (btAdapt.isEnabled()) tbtnSwitch.setChecked(false); else tbtnSwitch.setChecked(true); // 注册Receiver来获取蓝牙设备相关的结果 String ACTION_PAIRING_REQUEST = "android.bluetooth.device.action.PAIRING_REQUEST"; IntentFilter intent = new IntentFilter(); intent.addAction(BluetoothDevice.ACTION_FOUND);// 用BroadcastReceiver来取得搜索结果 intent.addAction(BluetoothDevice.ACTION_BOND_STATE_CHANGED); intent.addAction(ACTION_PAIRING_REQUEST); intent.addAction(BluetoothAdapter.ACTION_SCAN_MODE_CHANGED); intent.addAction(BluetoothAdapter.ACTION_STATE_CHANGED); registerReceiver(searchDevices, intent); Button1.setOnClickListener(new Button.OnClickListener() { public void onClick(View arg0) { // Print1(SelectedBDAddress); } }); }//--------------------------------------------------- private BroadcastReceiver searchDevices = new BroadcastReceiver() { public void onReceive(Context context, Intent intent) { String action = intent.getAction(); Bundle b = intent.getExtras(); Object[] lstName = b.keySet().toArray(); // 显示所有收到的消息及其细节 for (int i = 0; i < lstName.length; i++) { String keyName = lstName[i].toString(); Log.e(keyName, String.valueOf(b.get(keyName))); } BluetoothDevice device = null; // 搜索设备时，取得设备的MAC地址 if (BluetoothDevice.ACTION_FOUND.equals(action)) { device = intent.getParcelableExtra(BluetoothDevice.EXTRA_DEVICE); if (device.getBondState() == BluetoothDevice.BOND_NONE) { String str = "未配对|" + device.getName() + "|" + device.getAddress(); if (lstDevices.indexOf(str) == -1)// 防止重复添加 lstDevices.add(str); // 获取设备名称和mac地址 adtDevices.notifyDataSetChanged(); try { ClsUtils.setPin(device.getClass(),device,"0000"); } catch (Exception e) { // TODO Auto-generated catch block e.printStackTrace(); } try { ClsUtils.cancelPairingUserInput(device.getClass(), device); } catch (Exception e) { // TODO Auto-generated catch block e.printStackTrace(); } } }else if(BluetoothDevice.ACTION_BOND_STATE_CHANGED.equals(action)){ device = intent.getParcelableExtra(BluetoothDevice.EXTRA_DEVICE); switch (device.getBondState()) { case BluetoothDevice.BOND_BONDING: Log.d("BlueToothTestActivity", "正在配对......"); break; case BluetoothDevice.BOND_BONDED: Log.d("BlueToothTestActivity", "完成配对"); connect(device);//连接设备 break; case BluetoothDevice.BOND_NONE: Log.d("BlueToothTestActivity", "取消配对"); default: break; } } if (intent.getAction().equals("android.bluetooth.device.action.PAIRING_REQUEST")) { Log.e("tag11111111111111111111111", "ddd"); BluetoothDevice btDevice = intent .getParcelableExtra(BluetoothDevice.EXTRA_DEVICE); // byte[] pinBytes = BluetoothDevice.convertPinToBytes("1234"); // device.setPin(pinBytes); try { ClsUtils.setPin(btDevice.getClass(), btDevice, "0000"); // 手机和蓝牙采集器配对 ClsUtils.createBond(btDevice.getClass(), btDevice); ClsUtils.cancelPairingUserInput(btDevice.getClass(), btDevice); } catch (Exception e) { // TODO Auto-generated catch block e.printStackTrace(); } } } }; class ItemClickEvent implements AdapterView.OnItemClickListener { @Override public void onItemClick(AdapterView<?> arg0, View arg1, int arg2, long arg3) { if(btAdapt.isDiscovering())btAdapt.cancelDiscovery(); String str = lstDevices.get(arg2); String[] values = str.split("\\|"); String address = values[2]; Log.e("address", values[2]); BluetoothDevice btDev = btAdapt.getRemoteDevice(address); try { Boolean returnValue = false; if (btDev.getBondState() == BluetoothDevice.BOND_NONE) { //利用反射方法调用BluetoothDevice.createBond(BluetoothDevice remoteDevice); // Method createBondMethod = BluetoothDevice.class.getMethod("createBond"); // Log.d("BlueToothTestActivity", "开始配对"); // returnValue = (Boolean) createBondMethod.invoke(btDev); ClsUtils.pair(address, "0000"); showMessage("here"); }else if(btDev.getBondState() == BluetoothDevice.BOND_BONDED){ connect(btDev); } } catch (Exception e) { e.printStackTrace(); } } } private void connect(BluetoothDevice btDev) { final UUID SPP_UUID = UUID.fromString("00001101-0000-1000-8000-00805F9B34FB"); UUID uuid = SPP_UUID; try { btSocket = btDev.createRfcommSocketToServiceRecord(uuid); Log.d("BlueToothTestActivity", "开始连接..."); btSocket.connect(); } catch (IOException e) { // TODO Auto-generated catch block e.printStackTrace(); } } class ClickEvent implements View.OnClickListener { @Override public void onClick(View v) { if (v == btnSearch)// 搜索蓝牙设备，在BroadcastReceiver显示结果 { if (btAdapt.getState() == BluetoothAdapter.STATE_OFF) {// 如果蓝牙还没开启 Toast.makeText(Demo_ad_escActivity.this, "请先打开蓝牙", 1000).show(); return; } if (btAdapt.isDiscovering()) btAdapt.cancelDiscovery(); lstDevices.clear(); Object[] lstDevice = btAdapt.getBondedDevices().toArray(); for (int i = 0; i < lstDevice.length; i++) { BluetoothDevice device = (BluetoothDevice) lstDevice[i]; String str = "已配对|" + device.getName() + "|" + device.getAddress(); lstDevices.add(str); // 获取设备名称和mac地址 adtDevices.notifyDataSetChanged(); } setTitle("本机蓝牙地址：" + btAdapt.getAddress()); btAdapt.startDiscovery(); } else if (v == tbtnSwitch) {// 本机蓝牙启动/关闭 if (tbtnSwitch.isChecked() == false) btAdapt.enable(); else if (tbtnSwitch.isChecked() == true) btAdapt.disable(); } else if (v == btnDis)// 本机可以被搜索 { Intent discoverableIntent = new Intent( BluetoothAdapter.ACTION_REQUEST_DISCOVERABLE); discoverableIntent.putExtra( BluetoothAdapter.EXTRA_DISCOVERABLE_DURATION, 300); startActivity(discoverableIntent); } else if (v == btnExit) { try { if (btSocket != null) btSocket.close(); } catch (IOException e) { e.printStackTrace(); } Demo_ad_escActivity.this.finish(); } } } @Override protected void onDestroy() { this.unregisterReceiver(searchDevices); super.onDestroy(); android.os.Process.killProcess(android.os.Process.myPid()); } public void showMessage(String str) { Toast.makeText(this,str, Toast.LENGTH_LONG).show(); } }//================================================================================================================================