Close file stream in test.

git-svn-id: https://svn.apache.org/repos/asf/commons/proper/collections/trunk@1635347 13f79535-47bb-0310-9956-ffa450edef68
Close file stream in test.

git-svn-id: https://svn.apache.org/repos/asf/commons/proper/collections/trunk@1635348 13f79535-47bb-0310-9956-ffa450edef68
Statement unnecessarily nested within else clause.

git-svn-id: https://svn.apache.org/repos/asf/commons/proper/collections/trunk@1635351 13f79535-47bb-0310-9956-ffa450edef68
The static method transformedSet(Set<Object>, Transformer<? super Object,? extends Object>) from the type TransformedSet should be accessed directly.

git-svn-id: https://svn.apache.org/repos/asf/commons/proper/collections/trunk@1635353 13f79535-47bb-0310-9956-ffa450edef68
Statement unnecessarily nested within else clause.

git-svn-id: https://svn.apache.org/repos/asf/commons/proper/collections/trunk@1635355 13f79535-47bb-0310-9956-ffa450edef68