Github user ctubbsii commented on a diff in the pull request:
https://github.com/apache/incubator-fluo-website/pull/44#discussion_r90113456
--- Diff: tour/exercise-1.md ---
@@ -240,14 +237,15 @@ public class ContentObserver extends AbstractObserver
{
/**
* Utility method to tokenize the content of a document into unique
words.
*/
- private Set<String> tokenize(String content) {
- return new HashSet<String>(Arrays.asList(content.split("[ .!,]+")));
+ private String[] tokenize(String content) {
--- End diff --
Personally, I would keep the `Set<String>` return type.
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