tree 86f52e7bbc04ee9a8d5682e6e4138c34e08ae381
parent f9272583a5e149095557764435b28d0476af9e72
author Till Westmann <tillw@apache.org> 1468471761 -0700
committer Preston Carman <prestonc@apache.org> 1468942822 -0700

some array access cleanup

- extract common code in SequencePointable and ArrayPointable to
  AbstractSequencePointable
- add code to extract sequences from arrays to ArrayPointable and use it
  in JnMembersScalarEvaluator and KeysOrMembersScalarEvaluator
- reduce complexity of KeysOrMembersScalarEvaluator.evaluate by introducing
  a switch and pulling exception wrapping further out