A Java implementation of the concurrent red black tree described in the paper "A Concurrent Red Black Tree" by Juan Jose Besa and Yadran Eterovic available at https://www.sciencedirect.com/science/article/pii/S0743731512002912
The code is based off the code from the paper "A Practical Concurrent Binary Search Tree" by Bronson et al. available at https://stanford-ppl.github.io/website/papers/ppopp207-bronson.pdf