Call back for android

public class test extends AppCompatActivity {


    @Override
    protected void onCreate(@Nullable Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);

        doWork("paremter", new ServiceListener<String>() {
            @Override
            public void success(String obj) {
                //get the response if success
            }
            @Override
            public void fail(ServiceError error) {
                //get the error response

            }
        });
    }

    private void doWork(String param , ServiceListener<String> serviceListener) {


        mUpLoadDataService.uploadInspectionData(new UpLoadDataService.UploadCompleteListener() {
            @Override
            public void uploadComplete() {
                serviceListener.success("success");
            }

            @Override
            public void uploadFailed(String reason) {
                serviceListener.fail(new ServiceError("Can not Upload"));
            }
        });

    }
    public interface ServiceListener<T> {
        void success(T obj);
        void fail(ServiceError error);
    }
    public class ServiceError {
        public Throwable errorObject;
        public String message;

        public ServiceError(){
            message = "";
        }

        public ServiceError(String message){
            this.message = message;
        }

        public ServiceError(String message, Throwable errorObject){
            this.message = message;
            this.errorObject = errorObject;
        }

        public Object getErrorObject() {
            return errorObject;
        }

        public void setErrorObject(Throwable errorObject) {
            this.errorObject = errorObject;
        }

        public String getMessage() {
            return message;
        }

        public void setMessage(String message) {
            this.message = message;
        }
    }
}