@@ -0,0 +1,304 @@
+package com.msg91.axay.sendotp;%0A%0A/**%0A * @author akshay%0A * @since 15/4/16%0A */%0Apublic interface OtpVerificationListener %7B%0A%0A    void onInitiationFailed(Exception exception);%0A%0A    void onOtpVerificationSuccess(String mobileNumber, String response);%0A%0A    void onOtpVerificationFailure(Exception exception);%0A%7D%0A

create listener interface for callbacks in the application