public void expandAcronym(final String acronym){
  if (mAsyncTask != null)   mAsyncTask.cancel(true);
  mAsyncTask=new GenericAsyncTask<>(this);
  mAsyncTask.execute(acronym);
}

public void expandAcronym ( final String acronym ) { if ( mAsyncTask != null ) mAsyncTask . cancel ( true ) ; mAsyncTask = new GenericAsyncTask < > ( this ) ; mAsyncTask . execute ( acronym ) ; }
initiate the synchronous acronym lookup when the user presses the " lookup acronym " button .
