get both simcard operator name in dual SIM mobile
<p>I want to know Both sim card's operator name when mobile is dual sim.In single SIM I got operator name programmatically But For duel SIM I can't although after so many search and try.</p>

<p><strong>If I run My app in dual sim phone than I can get both sim card operator name in my app For example : Idea,Vodafone.</strong></p>

<p><strong>EDIT:</strong></p>

<p>Is anyone know How to get sim operator name of IMEI no then I have IMEI no.</p>

<p>Code:</p>

<pre><code>public class MainActivity extends Activity {

Button btnOne, btnTwo;
TextView tvInfo;
Context context;

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_main);

    btnOne = (Button) findViewById(R.id.btnOne);
    btnTwo = (Button) findViewById(R.id.btnTwo);
    tvInfo = (TextView) findViewById(R.id.tvInfo);

    TelephonyInfo telephonyInfo = TelephonyInfo.getInstance(this);

    boolean isDualSIM = telephonyInfo.isDualSIM();
    boolean isSIM1Ready = telephonyInfo.isSIM1Ready();
    boolean isSIM2Ready = telephonyInfo.isSIM2Ready();

    TelephonyManager manager = (TelephonyManager) getApplicationContext()
            .getSystemService(Context.TELEPHONY_SERVICE);

    try {
        telephonyInfo.imsiSIM1 = telephonyInfo.getDeviceIdBySlot(context,
                "getSimSerialNumberGemini", 0);
        telephonyInfo.imsiSIM2 = telephonyInfo.getDeviceIdBySlot(context,
                "getSimSerialNumberGemini", 1);
    } catch (Exception e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    }

    String number = manager.getLine1Number();

    String optName1 = getOutput(getApplicationContext(), "getCarrierName", 0);
    String optName2 = getOutput(getApplicationContext(), "getCarrierName", 1);

    final String carrierName = manager.getSimOperatorName();
    tvInfo.setText(" " + isDualSIM + " " + optName1 + " " + optName2 + " "
            + telephonyInfo.imsiSIM1 + " " + telephonyInfo.imsiSIM2 + " "
            + number + " " + isSIM1Ready + " " + isSIM2Ready);

    btnOne.setOnClickListener(new OnClickListener() {

        @Override
        public void onClick(View arg0) {

            Intent intent = new Intent(
                    Settings.ACTION_ACCESSIBILITY_SETTINGS);
            startActivity(intent);

        }
    });

    btnTwo.setOnClickListener(new OnClickListener() {

        @Override
        public void onClick(View arg0) {

            if (carrierName.equalsIgnoreCase("TATA DOCOMO")
                    || carrierName.contains("DOCOMO")) {
                startService(new Intent(MainActivity.this, USSD.class));
                String ussdCode = "*" + "111" + Uri.encode("#");
                startActivity(new Intent(Intent.ACTION_CALL, Uri
                        .parse("tel:" + ussdCode)));
            } else if (carrierName.equalsIgnoreCase("!dea")
                    || carrierName.contains("idea")) {
                startService(new Intent(MainActivity.this, USSD.class));
                String ussdCode = "*" + "121" + Uri.encode("#");
                startActivity(new Intent(Intent.ACTION_CALL, Uri
                        .parse("tel:" + ussdCode)));
            } else if (carrierName.equalsIgnoreCase("AIRTEL")
                    || carrierName.contains("airtel")) {
                startService(new Intent(MainActivity.this, USSD.class));
                String ussdCode = "*" + "123" + Uri.encode("#");
                startActivity(new Intent(Intent.ACTION_CALL, Uri
                        .parse("tel:" + ussdCode)));
            }

        }
    });

}

private static String getOutput(Context context, String methodName,
        int slotId) {
    TelephonyManager telephony = (TelephonyManager) context
            .getSystemService(Context.TELEPHONY_SERVICE);
    Class&lt;?&gt; telephonyClass;
    String reflectionMethod = null;
    String output = null;
    try {
        telephonyClass = Class.forName(telephony.getClass().getName());
        for (Method method : telephonyClass.getMethods()) {
            String name = method.getName();
            if (name.contains(methodName)) {
                Class&lt;?&gt;[] params = method.getParameterTypes();
                if (params.length == 1 &amp;&amp; params[0].getName().equals("int")) {
                    reflectionMethod = name;
                }
            }
        }
    } catch (ClassNotFoundException e) {
        e.printStackTrace();
    }
    if (reflectionMethod != null) {
        try {
            output = getOpByReflection(telephony, reflectionMethod, slotId,
                    false);
        } catch (Exception e) {
            e.printStackTrace();
        }
    }

    return output;
}

private static String getOpByReflection(TelephonyManager telephony,
        String predictedMethodName, int slotID, boolean isPrivate) {

    // Log.i("Reflection", "Method: " + predictedMethodName+" "+slotID);
    String result = null;

    try {

        Class&lt;?&gt; telephonyClass = Class.forName(telephony.getClass()
                .getName());

        Class&lt;?&gt;[] parameter = new Class[1];
        parameter[0] = int.class;
        Method getSimID;
        if (slotID != -1) {
            if (isPrivate) {
                getSimID = telephonyClass.getDeclaredMethod(
                        predictedMethodName, parameter);
            } else {
                getSimID = telephonyClass.getMethod(predictedMethodName,
                        parameter);
            }
        } else {
            if (isPrivate) {
                getSimID = telephonyClass
                        .getDeclaredMethod(predictedMethodName);
            } else {
                getSimID = telephonyClass.getMethod(predictedMethodName);
            }
        }

        Object ob_phone;
        Object[] obParameter = new Object[1];
        obParameter[0] = slotID;
        if (getSimID != null) {
            if (slotID != -1) {
                ob_phone = getSimID.invoke(telephony, obParameter);
            } else {
                ob_phone = getSimID.invoke(telephony);
            }

            if (ob_phone != null) {
                result = ob_phone.toString();
            }
        }
    } catch (Exception e) {
         e.printStackTrace();
        // Log.i("Reflection", "Result: " +  e.printStackTrace());
         return null;
    }

    return result;
}

@Override
public boolean onCreateOptionsMenu(Menu menu) {
    // Inflate the menu; this adds items to the action bar if it is present.
    getMenuInflater().inflate(R.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();
    if (id == R.id.action_settings) {
        return true;
    }
    return super.onOptionsItemSelected(item);
}
}
</code></pre>