GitHub user jaco0646 opened a pull request:
https://github.com/apache/jena/pull/368
JENA-1495 Return Model from PrefixMapping methods.
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/jaco0646/jena Covariant-Model-Methods
Github user jaco0646 commented on a diff in the pull request:
https://github.com/apache/jena/pull/368#discussion_r172364101
--- Diff: jena-core/src/main/java/org/apache/jena/rdf/model/Model.java ---
@@ -1051,4 +1051,12 @@ Remove all the statements matching (s, p, o) from
