@CheckForNull
public PostEntity findNewestPost() {
return postList.isEmpty() ? null : new PostEntity(postList.get(0));
}
@CheckForNull
<BUG>public PostEntity findPostById(final String id) {
return Iterables.tryFind(getPosts(), new Predicate<PostEntity>() {
@Override
public boolean apply(@Nullable PostEntity input) {
return input.findId().equals(id);
}
}).orNull();</BUG>
}

@CheckForNull
public PostEntity findNewestPost() {
return postList.isEmpty() ? null : new PostEntity(postList.get(0));
