//Android SMS API integration code

//Your Apikey

String apikey = "YourApikey";
//Approved sender id(6 characters string only).

String senderid = "TESTIN";
//Message channel Promotional=1 or Transactional=2

String channel = "2";
//Default is 0 for normal message, Set 8 for unicode sms

String DCS = "0";
//Default is 0 for normal sms, Set 1 for immediate display.

String flashsms = "0";
//Recipient mobile number (pass with comma seprated if need to send on more then one number).
String mobile = "9999999";
//Your message to send, Add URL encoding here.

String message = "Test message";
//Define route

String route="default";


URLConnection myURLConnection=null;

URL myURL=null;

BufferedReader reader=null;


//encoding message 

String encoded_message=URLEncoder.encode(message);


//Send SMS API

String mainUrl="https://www.smsgatewayhub.com/api/mt/SendSMS?";


//Prepare parameter string 

StringBuilder sbPostData= new StringBuilder(mainUrl);

sbPostData.append("apikey="+apikey); 

sbPostData.append("&senderid="+senderid);

sbPostData.append("&channel="+channel);

sbPostData.append("&DCS="+DCS);

sbPostData.append("&flashsms="+flashsms);

sbPostData.append("&mobile="+mobile);

sbPostData.append("&mobile="+message);

sbPostData.append("&route="+route);



//final string

mainUrl = sbPostData.toString();
try

{

    //prepare connection

    myURL = new URL(mainUrl);

    myURLConnection = myURL.openConnection();

    myURLConnection.connect();

    reader= new BufferedReader(new InputStreamReader(myURLConnection.getInputStream()));

    

    //reading response 

    String response;

    while ((response = reader.readLine()) != null) 
    //print response 

    Log.d("RESPONSE", ""+response);

    

    //finally close connection

    reader.close();
} 

catch (IOException e) 
{ 

    e.printStackTrace();

}