Couldn't you achieve the same thing using any SortedSet and CompareToBuilder? On Fri, Apr 8, 2016 at 2:17 AM Daniel Vimont <dan...@commonvox.org> wrote:
> Hello all, > > I've just published a new extension to the standard Java Collections > Framework to both GitHub and the Maven Central Repository, and am > considering offering it up for possible inclusion in the Apache Commons > Collections package. > > The name of the class is "OrderedSet", which is an abbreviated version of > its original working name, "CompositeKeyOrderedSet". As its previous > working name suggests, an OrderedSet provides for composite-key based > ordering of a set of values (analogous to composite-key ordering in a > relational database). To get a better sense of what that actually means, > the README text on the project's GitHub page provides a quick overview (or > dive down into the source code on the GitHub page, if you prefer): > https://github.com/dvimont/OrderedSet > > For more thorough end-user documentation, the project's Javadocs can be > consulted: > http://bit.ly/ordered-set > > I realize that "Apache Commons is a Commit-Then-Review community", but > before I go through the steps of preparing a patch for submission I wanted > to get some feedback, if possible, regarding whether this class would be > appropriate for inclusion in the Apache Commons Collections package, and to > be sure that its core functionality does not duplicate either (a) some > already-existing component of the package or (b) some alternate, well-known > (to all but me!) means of achieving automated composite-key-style ordering > (in Java 1.6+). > > Thanks very much, > > Dan Vimont >
