This is working for me 
                        
                            
                        
                              val cal = Calendar.getInstance()
                        
                              cal.setTimeZone(TimeZone.getTimeZone("UTC"));
                        
                              cal.setTimeInMillis(cal.getTimeInMillis());
                        
                              return DateFormat.format(yyyy-MM-dd'T'HH:mm:ss,
                        
                                      cal).toString();
                        
                
             
            
                
                    
                        This is working for me (code is in Kotlin)
                        
                            
                        
                              val cal = Calendar.getInstance()
                        
                              cal.setTimeZone(TimeZone.getTimeZone("UTC"));
                        
                              cal.setTimeInMillis(cal.getTimeInMillis());
                        
                              return DateFormat.format(yyyy-MM-dd'T'HH:mm:ss,
                        
                                      cal).toString();