There seems to be some confusion regarding the meaning of each number passed to the methods. In particular, at least one person thought that "addToTotalCount" was being passed a total number, and not a number to be added to the total.

See:

• HSEARCH-2941 In Progress
• https://stackoverflow.com/questions/46936481/how-to-get-the-statistics-of-hibernate-lucene-index-creation-in-gui/46953465#comment81088171_46953465