/**
    * Add this piece of java code to AnagramsStats java class.
    * Methods exposed to Anagrams UI components to feed management with data.
    */
    
    private long startTime;
    
    /*
     * A new Anagram is proposed to the user. User starts thinking...
     */
    public void startThinking() {
        startTime = System.currentTimeMillis();
    }

    /*
     * An Anagram has been solved.
     */
    public void stopThinking() {
        
        //Update the number of solved anagrams
        numSolvedAnagrams++;
        
        // Compute last thinking time (in seconds).
        long stopTime = System.currentTimeMillis();
        
        lastThinkingTime = (int) (stopTime - startTime) / 1000 ;
        
        //Create JMX Notification to notify Anagram resolution
        Notification notification = 
                new Notification(AttributeChangeNotification.ATTRIBUTE_CHANGE,
                                 this,
                                 getNextSeqNumber(),
                                 "Anagram solved!");
        
        // Send JMX notification.
        broadcaster.sendNotification(notification);
    }