Android

Overview Handler allows you to send Message and process Runnable objects which are associated with the thread of a Message Queue.  Steps to create a Handler with Message final Handler handler = new Handler() { @Override public void handleMessage (Message msg) { super .handleMessage(msg) ; char c = s .charAt( i [ 0 ]) ; bottomText .append(String. valueOf (c)) ; //bottomText is a TextView i [ 0 ]++ ; } } ; final Timer timer = new Timer() ; TimerTask taskEverySplitSecond = new TimerTask() { @Override public void run () { handler .sendEmptyMessage( 0 ) ; if ( i [ 0 ] == length - 1 ) { timer .cancel() ; } } } ; timer.schedule(taskEverySplitSecond , 1 , 500 ) ; The above code throws a warning "This Handler class should be static" replace the code with the below code. final Handler handler = new Handler(msg -> { char c = s .charAt( i [ 0 ]) ; bottomtext .append(String. value...