package com.anyun.exam.lib.util;
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import android.bluetooth.BluetoothAdapter;
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import android.bluetooth.BluetoothDevice;
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import android.content.BroadcastReceiver;
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import android.content.Context;
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import android.content.Intent;
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import android.content.IntentFilter;
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import android.os.Bundle;
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import android.os.Handler;
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import android.os.Message;
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import android.util.Log;
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import java.lang.reflect.Method;
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public class Bluetooth extends BroadcastReceiver {
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private static final String TAG = Bluetooth.class.getCanonicalName();
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public static final String DEFAULT_BT_PASSWORD = "1111";
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private static Bluetooth instance = null;
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private Context context;
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private BluetoothAdapter mBtAdapter = null;
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private Handler mHandler;
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private String pin = null;
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private String mName = null;
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public static Bluetooth getInstance(Context context, Handler handler) {
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if (instance == null) {
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synchronized (Bluetooth.class) {
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if (instance == null) {
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instance = new Bluetooth(context, handler);
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}
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}
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}
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return instance;
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}
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private Bluetooth(Context context, Handler handler) {
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this.context = context;
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this.mHandler = handler;
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mBtAdapter = BluetoothAdapter.getDefaultAdapter();
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IntentFilter filter = new IntentFilter(BluetoothDevice.ACTION_FOUND);
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filter.addAction(BluetoothAdapter.ACTION_DISCOVERY_FINISHED);
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filter.addAction(BluetoothAdapter.ACTION_STATE_CHANGED);
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filter.addAction(BluetoothAdapter.ACTION_CONNECTION_STATE_CHANGED);
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filter.addAction(BluetoothAdapter.ACTION_SCAN_MODE_CHANGED);
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filter.addAction("android.bluetooth.device.action.PAIRING_REQUEST");
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// filter.setPriority(1000);
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context.registerReceiver(this, filter);
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}
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public void OpenBluetooth() {
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if (!mBtAdapter.isEnabled()) {
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mHandler.obtainMessage(Constants.MESSAGE_BLUETOOTH_STATUS, 0, -1, null)
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.sendToTarget();
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mBtAdapter.enable();
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} else {
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// Intent discoveryIntent = new Intent(BluetoothAdapter.ACTION_REQUEST_DISCOVERABLE);
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// discoveryIntent.putExtra(BluetoothAdapter.EXTRA_DISCOVERABLE_DURATION,300);
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// discoveryIntent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
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// context.startActivity(discoveryIntent);
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mHandler.obtainMessage(Constants.MESSAGE_BLUETOOTH_STATUS, 1, -1, null)
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.sendToTarget();
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}
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}
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public void CloseBluetooth() {
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if (mBtAdapter.isEnabled()) {
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mBtAdapter.disable();
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}
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}
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public void unRegisterReceiver() {
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context.unregisterReceiver(this);
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}
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public void SetPin(String pin) {
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this.pin = pin;
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}
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/**
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* Start device discover with the BluetoothAdapter
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*/
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public void doDiscovery(String name) {
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Log.d(TAG, "doDiscovery()");
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mName = name;
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// If we're already discovering, stop it
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if (mBtAdapter.isDiscovering()) {
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mBtAdapter.cancelDiscovery();
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}
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// Request discover from BluetoothAdapter
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mBtAdapter.startDiscovery();
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}
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@Override
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public void onReceive(Context context, Intent intent) {
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String action = intent.getAction();
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if (BluetoothDevice.ACTION_FOUND.equals(action)) {
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// Get the BluetoothDevice object from the Intent
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BluetoothDevice device = intent.getParcelableExtra(BluetoothDevice.EXTRA_DEVICE);
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if (device.getName() != null && mName != null && device.getName().equals(mName)) {
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Message msg = mHandler.obtainMessage(Constants.MESSAGE_BLUETOOTH_FOUND);
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Bundle bundle = new Bundle();
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bundle.putString(Constants.DEVICE_ADDRESS, device.getAddress());
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msg.setData(bundle);
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mHandler.sendMessage(msg);
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mBtAdapter.cancelDiscovery();
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}
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} else if (BluetoothAdapter.ACTION_DISCOVERY_FINISHED.equals(action)) {
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Message msg = mHandler.obtainMessage(Constants.MESSAGE_BLUETOOTH_DISCOVERY_FINISHED);
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mHandler.sendMessage(msg);
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} else if (BluetoothAdapter.ACTION_STATE_CHANGED.equals(action)) {
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int status = intent.getIntExtra(BluetoothAdapter.EXTRA_STATE, BluetoothAdapter.STATE_OFF);
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int status2 = intent.getIntExtra(BluetoothAdapter.EXTRA_PREVIOUS_STATE, BluetoothAdapter.STATE_OFF);
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if (status == BluetoothAdapter.STATE_ON) {
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OpenBluetooth();
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} else if (status == BluetoothAdapter.STATE_OFF) {
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OpenBluetooth();
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}
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} else if (action.equals("android.bluetooth.device.action.PAIRING_REQUEST")) {
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// Get the BluetoothDevice object from the Intent
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BluetoothDevice device = intent.getParcelableExtra(BluetoothDevice.EXTRA_DEVICE);
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String name = device.getName();
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Log.d(TAG, "匹配请求 " + name);
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Log.d(TAG, "默认密码 " + pin);
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if (pin == null && name != null && name.contains("AKS3A_") && !name.contains("TEST") && name.length() >= 8) {
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char [] sn = new char[8];
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name.getChars(name.length() - 8, name.length(), sn, 0);
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int a = ((sn[0] - '0') * 10 + sn[1] - '0') * 100 + (sn[2] - '0') * 10 + sn[3] - '0';
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int b = ((sn[4] - '0') * 10 + sn[5] - '0') * 100 + (sn[6] - '0') * 10 + sn[7] - '0';
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a = (a * b * 1978) % 10000;
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pin = String.format("%02d", a/100) + String.format("%02d", a%100);
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}
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if (pin == null) {
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pin = DEFAULT_BT_PASSWORD;
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}
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Log.d(TAG, "蓝牙Pin " + pin);
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/*if (device.getName().equals(BLUETOOTH_OBD_NAME) || device.getName().equals(BLUETOOTH_TARGET2_NAME)) */{
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try {
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// 第三方的系统需要注释掉，否则会抛异常
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// ClsUtils.setPairingConfirmation(device.getClass(), device, true);
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Log.d(TAG, "isOrderedBroadcast:"+isOrderedBroadcast()+",isInitialStickyBroadcast:"+isInitialStickyBroadcast());
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if (isOrderedBroadcast()) {
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abortBroadcast();
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}
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ClsUtils.setPin(device.getClass(), device, pin);
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} catch (Exception e) {
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}
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}
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} else if (BluetoothAdapter.ACTION_CONNECTION_STATE_CHANGED.equals(action)) {
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} else if (BluetoothAdapter.ACTION_SCAN_MODE_CHANGED.equals(action)) {
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int status = intent.getIntExtra(BluetoothAdapter.EXTRA_SCAN_MODE, BluetoothAdapter.SCAN_MODE_NONE);
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Log.d(TAG, "扫描模式 " + status);
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}
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}
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}
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