public class SMSBroadcastReceiver extends BroadcastReceiver {  private static MessageListener mMessageListener;  public SMSBroadcastReceiver() {    super();  }  @Override  public void onReceive(Context context, Intent intent) {      public static final String SMS_RECEIVED_ACTION = "android.provider.Telephony.SMS_RECEIVED";      if (intent.getAction().equals(SMS_RECEIVED_ACTION)) {        Object[] pdus = (Object[]) intent.getExtras().get("pdus");        for(Object pdu:pdus) {          SmsMessage smsMessage = SmsMessage.createFromPdu((byte [])pdu);          String sender = smsMessage.getDisplayOriginatingAddress();          //短信內容          String content = smsMessage.getDisplayMessageBody();          long date = smsMessage.getTimestampMillis();          Date tiemDate = new Date(date);          SimpleDateFormat simpleDateFormat = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");          String time = simpleDateFormat.format(tiemDate);          //過濾不需要讀取的短信的發送號碼，博主這里用的是關鍵詞過濾，小伙伴們也可以用電話號去過濾          if (content.contains("***")&&content.contains("****")              &&content.contains("***")) {            //從短信內容中獲取驗證碼            String code=getCode(content,6);             //回調數據            mMessageListener.onReceived(code);            abortBroadcast();          }        }      }  }  //回調接口  public interface MessageListener {    public void onReceived(String message);  }  public void setOnReceivedMessageListener(MessageListener messageListener) {    this.mMessageListener = messageListener;  }  public static String getCode(String body, int YZMLENGTH) {    // 首先([a-zA-Z0-9]{YZMLENGTH})是得到一個連續的YZMLENGTH位數字字母組合    // (?<![a-zA-Z0-9])負向斷言([0-9]{YZMLENGTH})前面不能有數字    // (?![a-zA-Z0-9])斷言([0-9]{YZMLENGTH})后面不能有數字出現    // 獲得數字字母組合    //  Pattern p = Pattern  .compile("(?<![0-9])([a-zA-Z0-9]{" + YZMLENGTH + "})(?![a-zA-Z0-9])");    // 獲得純數字    Pattern p = Pattern.compile("(?<![0-9])([0-9]{" + YZMLENGTH+ "})(?![0-9])");    Matcher m = p.matcher(body);    if (m.find()) {      System.out.println(m.group());      return m.group(0);    }    return null;  }}

private void initSmsReader(){    public static final String SMS_RECEIVED_ACTION = "android.provider.Telephony.SMS_RECEIVED";    //生成廣播處理    mSMSBroadcastReceiver = new SMSBroadcastReceiver();    //實例化過濾器并設置要過濾的廣播    IntentFilter intentFilter = new IntentFilter(SMS_RECEIVED_ACTION);    //設置優先級    intentFilter.setPriority(Integer.MAX_VALUE);    //注冊廣播    this.registerReceiver(mSMSBroadcastReceiver, intentFilter);    mSMSBroadcastReceiver.setOnReceivedMessageListener(new SMSBroadcastReceiver.MessageListener() {      @Override      public void onReceived(String message) {    //在相應的編輯框中填寫驗證碼        passCode.setText(message);      }    });  }  @Override  protected void onStart() {    super.onStart();    initSmsReader();  }  @Override  protected void onDestroy() {    super.onDestroy();    //注銷短信監聽廣播    this.unregisterReceiver(mSMSBroadcastReceiver);  }