Läsa data ur MMS (Android)

<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
    package="miikos.app">

    <uses-permission android:name="android.permission.READ_CONTACTS" />
    <uses-permission android:name="android.permission.RECEIVE_SMS" />
    <uses-permission android:name="android.permission.READ_SMS" />
    <uses-permission android:name="android.permission.SEND_SMS" />
    <uses-permission android:name="android.permission.RECEIVE_MMS" />
    <uses-permission android:name="android.permission.RECEIVE_WAP_PUSH" />


    <application
        android:allowBackup="true"
        android:icon="@mipmap/ic_launcher"
        android:label="@string/app_name"
        android:roundIcon="@mipmap/ic_launcher_round"
        android:supportsRtl="true"
        android:theme="@style/AppTheme">
        <activity android:name=".MainActivity">
            <intent-filter>
                <action android:name="android.intent.action.MAIN" />

                <category android:name="android.intent.category.LAUNCHER" />
            </intent-filter>
        </activity>

        <receiver
            android:name=".SmsReceiver"
            android:exported="true"
            android:permission="android.permission.BROADCAST_SMS">
            <intent-filter>
                <action android:name="android.provider.Telephony.SMS_RECEIVED" />
            </intent-filter>
        </receiver>

        <receiver
            android:name=".MmsReceiver"
            android:exported="true"
            android:permission="android.permission.BROADCAST_WAP_PUSH">
            <intent-filter>
                <action android:name="android.provider.Telephony.WAP_PUSH_RECEIVED" />
                <data android:mimeType="application/vnd.wap.mms-message" />
            </intent-filter>
        </receiver>
    </application>

</manifest>

public class SmsReceiver extends BroadcastReceiver {

    private static miikos.app.Interface smsReader;

    @Override
    public void onReceive(Context context, Intent intent) {
        Bundle data = intent.getExtras();

        Object[] pdus = (Object[]) data.get("pdus");

        SmsMessage smsMessage;
        CharSequence sender = "";
        StringBuilder messageBody = new StringBuilder();

        for (int i = 0; i < pdus.length; i++) {
             smsMessage = SmsMessage.createFromPdu((byte[]) pdus[i]);

               //smsMessage.

            sender = smsMessage.getDisplayOriginatingAddress();
            //Check the sender to filter messages which we require to read

            messageBody.append(smsMessage.getMessageBody());

        }
        //Pass the message text to interface
        smsReader.smsReceived(sender, messageBody.toString());
    }


    public static void bindListener(miikos.app.Interface listener) {
        smsReader = listener;
    }

}

public class MmsReceiver extends BroadcastReceiver {


    private static miikos.app.Interface mmsReader;


    @Override
    public void onReceive(Context context, Intent intent) {
        String body = "";

        Uri uri = Uri.parse("content://mms/");


        Cursor cursor = context.getContentResolver().query(uri, null, null, null, null);
      cursor.moveToNext();

      // works
        String mms_id = cursor.getString(cursor.
                getColumnIndex("_id"));

         // Doesn't work
        String selectionPart = "mid=" + mms_id;
        Uri uriData = Uri.parse("content://mms/part");
        Cursor cursorData = context.getContentResolver().query(uri, null,
                selectionPart, null, null);
        if (cursor.moveToFirst()) {
            do {
                String partId = cursor.getString(cursor.getColumnIndex("_id"));
                String type = cursor.getString(cursor.getColumnIndex("ct"));
                if ("text/plain".equals(type)) {
                    String data = cursor.getString(cursor.getColumnIndex("_data"));

                    if (data != null) {
                        // implementation of this method below

                        Uri partURI = Uri.parse("content://mms/part/" + mms_id);
                        InputStream is = null;
                        StringBuilder sb = new StringBuilder();
                        try {
                            is = context.getContentResolver().openInputStream(partURI);
                            if (is != null) {
                                InputStreamReader isr = new InputStreamReader(is, "UTF-8");
                                BufferedReader reader = new BufferedReader(isr);
                                String temp = reader.readLine();
                                while (temp != null) {
                                    sb.append(temp);
                                    temp = reader.readLine();
                                }
                            }
                        } catch (IOException e) {}
                        finally {
                            if (is != null) {
                                try {
                                    is.close();
                                } catch (IOException e) {}
                            }
                        }


                        body = sb.toString();
                    } else {
                        body = cursor.getString(cursor.getColumnIndex("text"));
                    }
                }
            } while (cursor.moveToNext());
        }


        mmsReader.smsReceived("1234", body);

        }



    public static void bindListener(miikos.app.Interface listener) {
        mmsReader = listener;
    }


}

ContentResolver contentResolver = getContentResolver();
final String[] projection = new String[]{"*"};
Uri uri = Uri.parse("content://mms-sms/conversations/");
Cursor query = contentResolver.query(uri, projection, null, null, null);