Android-SMS

/****************************MainActivity *******************************************/

package com.cs.dxm.smstest;

import android.content.IntentFilter;
import android.os.Bundle;
import android.support.design.widget.FloatingActionButton;
import android.support.design.widget.Snackbar;
import android.support.v7.app.AppCompatActivity;
import android.support.v7.widget.Toolbar;
import android.view.View;
import android.view.Menu;
import android.view.MenuItem;
import android.widget.Button;

public class MainActivity extends AppCompatActivity {
    private Button btnReg=null;
    private Button btnUnreg=null;
    IntentFilter filter;
    SmsReceiver receiver;


    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar);
        setSupportActionBar(toolbar);

        FloatingActionButton fab = (FloatingActionButton) findViewById(R.id.fab);
        fab.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {
                Snackbar.make(view, "Replace with your own action", Snackbar.LENGTH_LONG)
                        .setAction("Action", null).show();
            }
        });
        btnReg = (Button)findViewById(R.id.btnReg);
        btnReg.setOnClickListener(new RegClickListener());
        btnUnreg=(Button)findViewById(R.id.btnUnreg);
        btnUnreg.setOnClickListener(new UnregClickListener());

    }

    class RegClickListener implements View.OnClickListener{

        @Override
        public void onClick(View v) {
            filter=new IntentFilter();
            filter.addAction("android.provider.Telephony.SMS_RECEIVED" );
            receiver=new SmsReceiver();
            registerReceiver(receiver,filter);//注册广播接收器
        }
    }

    class UnregClickListener implements View.OnClickListener{

        @Override
        public void onClick(View v) {
            unregisterReceiver(receiver);
        }
    }


    @Override
    public boolean onCreateOptionsMenu(Menu menu) {
        // Inflate the menu; this adds items to the action bar if it is present.
        getMenuInflater().inflate(R.menu.menu_main, menu);
        return true;
    }

    @Override
    public boolean onOptionsItemSelected(MenuItem item) {
        // Handle action bar item clicks here. The action bar will
        // automatically handle clicks on the Home/Up button, so long
        // as you specify a parent activity in AndroidManifest.xml.
        int id = item.getItemId();

        //noinspection SimplifiableIfStatement
        if (id == R.id.action_settings) {
            return true;
        }

        return super.onOptionsItemSelected(item);
    }
}

/**************************SmsReceiver .java********************************/

package com.cs.dxm.smstest;

import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.os.Build;
import android.os.Bundle;
import android.support.annotation.RequiresApi;
import android.telephony.SmsMessage;

public class SmsReceiver extends BroadcastReceiver {
    @RequiresApi(api = Build.VERSION_CODES.M)
    @Override
    public void onReceive(Context context, Intent intent) {
        StringBuilder content = new StringBuilder();//用于存储短信内容
        String sender = null;//存储短信发送方手机号
        Bundle bundle = intent.getExtras();//通过getExtras()方法获取短信内容
        String format = intent.getStringExtra("format");
        if (bundle != null) {
            Object[] pdus = (Object[]) bundle.get("pdus");//根据pdus关键字获取短信字节数组，数组内的每个元素都是一条短信
            for (Object object : pdus) {
                SmsMessage message=SmsMessage.createFromPdu((byte[])object,format);//将字节数组转化为Message对象
                sender = message.getOriginatingAddress();//获取短信手机号
                content.append(message.getMessageBody());//获取短信内容

            }
            System.out.println(content.toString());
        }
    }
}