This release adds various new classes and fixes a number of bugs. All feedback should be directed to commons-user at jakarta.apache.org.

This release is fully source and binary compatible with v3.1. (Checks performed using JDiff and Clirr, thanks).

There are no new deprecations.

• LoopingListIterator - When the end of the list is reached the iteration continues from the start [30166]

• CollectionUtils.addIgnoreNull - Adds to the collection if the value being added is not null [30020]
• MapUtils.putAll - Puts an array of key/value pairs into a map [30882]
• ExtendedProperties - No longer uses an exception in normal processing [30497]
• CollectionUtils/ListUtils - retainAll/removeAll that don't change original colllection

• FastArrayList - Fix iterators and views to work better in multithreaded environments
• BoundedFifoBuffer/CircularFifoBuffer - Fix serialization to work in case where buffer serialized when full [31433]

• MapUtils.safeAddToMap - Better comment