package com.example.receive;

import java.text.SimpleDateFormat;
import java.util.Date;

import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.telephony.SmsMessage;


/**
 * 短信监听
 * @author 
 *
 */
public class SMSBroadcastReceiver extends BroadcastReceiver {
 
 private static MessageListener mMessageListener;
 public static final String SMS_RECEIVED_ACTION = "android.provider.Telephony.SMS_RECEIVED";
 
 public SMSBroadcastReceiver() {
  super();
 }

 @Override
 public void onReceive(Context context, Intent intent) {
   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();
     //短信内容
     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);

     //过滤不需要读取的短信的发送号码
     if ("+8613450214963".equals(sender)) {
      mMessageListener.onReceived(content);
      abortBroadcast();
     }
    }
   }
  
 }
 
 //回调接口
 public interface MessageListener {
  public void onReceived(String message);
 }
 
 public void setOnReceivedMessageListener(MessageListener messageListener) {
  this.mMessageListener = messageListener;
 }
}

package com.example.smstest;

import com.example.receive.SMSBroadcastReceiver;

import android.os.Bundle;
import android.app.Activity;
import android.content.IntentFilter;
import android.view.Menu;
import android.widget.EditText;

public class MainActivity extends Activity {
 
 private EditText edtPassword;
 private SMSBroadcastReceiver mSMSBroadcastReceiver;
 
 private static final String ACTION = "android.provider.Telephony.SMS_RECEIVED";

 @Override
 protected void onCreate(Bundle savedInstanceState) {
 super.onCreate(savedInstanceState);
 setContentView(R.layout.activity_main);
 edtPassword = (EditText) findViewById(R.id.password);
 }
 
 @Override
 protected void onStart() {
  super.onStart();
  //生成广播处理
  mSMSBroadcastReceiver = new SMSBroadcastReceiver();

  //实例化过滤器并设置要过滤的广播
  IntentFilter intentFilter = new IntentFilter(ACTION);
  intentFilter.setPriority(Integer.MAX_VALUE);
  //注册广播
  this.registerReceiver(mSMSBroadcastReceiver, intentFilter);

  mSMSBroadcastReceiver.setOnReceivedMessageListener(new SMSBroadcastReceiver.MessageListener() {
   @Override
   public void onReceived(String message) {

    edtPassword.setText(message);

   }
  });
 }
 
 @Override
 protected void onDestroy() {
 super.onDestroy();
 //注销短信监听广播
  this.unregisterReceiver(mSMSBroadcastReceiver);
 }


}

  /**
  * 监听短信数据库
  */
 class SmsContent extends ContentObserver {

  private Cursor cursor = null;

  public SmsContent(Handler handler) {
   super(handler);
  }

  @Override
  public void onChange(boolean selfChange) {

   super.onChange(selfChange);
   //读取收件箱中指定号码的短信
   cursor = managedQuery(Uri.parse("content://sms/inbox"), new String[]{"_id", "address", "read", "body"},
     " address=? and read=?", new String[]{"1065811201", "0"}, "_id desc");//按id排序，如果按date排序的话，修改手机时间后，读取的短信就不准了
   MyLog.l("cursor.isBeforeFirst() " + cursor.isBeforeFirst() + " cursor.getCount() " + cursor.getCount());
   if (cursor != null && cursor.getCount() > 0) {
    ContentValues values = new ContentValues();
    values.put("read", "1");  //修改短信为已读模式
    cursor.moveToNext();
    int smsbodyColumn = cursor.getColumnIndex("body");
    String smsBody = cursor.getString(smsbodyColumn);
    MyLog.v("smsBody = " + smsBody);

    edtPassword.setText(MatchesUtil.getDynamicPassword(smsBody));

   }

   //在用managedQuery的时候，不能主动调用close()方法， 否则在Android 4.0+的系统上， 会发生崩溃
   if(Build.VERSION.SDK_INT < 14) {
    cursor.close();
   }
  }
 }
 

SmsContent content = new SmsContent(new Handler());
  //注册短信变化监听
  this.getContentResolver().registerContentObserver(Uri.parse("content://sms/"), true, content); 

 /**
  * 从字符串中截取连续6位数字
  * 用于从短信中获取动态密码
  * @param str 短信内容
  * @return 截取得到的6位动态密码
  */
 public static String getDynamicPassword(String str) {
  Pattern continuousNumberPattern = Pattern.compile("[0-9\\.]+");
  Matcher m = continuousNumberPattern.matcher(str);
  String dynamicPassword = "";
  while(m.find()){
   if(m.group().length() == 6) {
    System.out.print(m.group());
    dynamicPassword = m.group();
   }
  }

  return dynamicPassword;
 }

//在用managedQuery的时候，不能主动调用close()方法， 否则在Android 4.0+的系统上， 会发生崩溃
   if(Build.VERSION.SDK_INT < 14) {
    cursor.close();
   }