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 public static RubyArray local_variables19(ThreadContext context, IRubyObject recv) {
        final Ruby runtime = context.runtime;
        HashSet<String> encounteredLocalVariables = new HashSet<String>();
        RubyArray allLocalVariables = runtime.newArray();
        DynamicScope currentScope = context.getCurrentScope();

        while (currentScope != null) {
            RubyArray localVariables = runtime.newArray();
            for (String name : currentScope.getAllNamesInScope()) {
                if (IdUtil.isLocal(name) && !encounteredLocalVariables.contains(name)) {

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   6
 4   7
2 5   10


insert(9)


new_root node (6)

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   Node newRoot = new Node(root.getData());
        Node nextNode = root;
        Node prevNode = newRoot;

        while (nextNode != null) {
            if (val > nextNode.getData()) {
                assignNewNode(prevNode, nextNode.getLeft());
                nextNode = nextNode.getRight();
            } else {
                assignNewNode(prevNode, nextNode.getRight());

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GEM
  remote: https://rubygems.org/
  specs:
    actionmailer (4.0.8)
      actionpack (= 4.0.8)
      mail (~> 2.5.4)
    actionpack (4.0.8)
      activesupport (= 4.0.8)
      builder (~> 3.1.0)
      erubis (~> 2.7.0)

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GEM
  remote: https://rubygems.org/
  specs:
    actionmailer (4.0.8)
      actionpack (= 4.0.8)
      mail (~> 2.5.4)
    actionpack (4.0.8)
      activesupport (= 4.0.8)
      builder (~> 3.1.0)
      erubis (~> 2.7.0)

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[~/Code/gemfile/5] bundle --version
Bundler version 1.6.3
[~/Code/gemfile/5] bundle
Fetching gem metadata from https://rubygems.org/...........
Fetching additional metadata from https://rubygems.org/..
Resolving dependencies...
Using rake 10.3.2
Using tzinfo 0.3.39
Using minitest 4.7.5
Using thread_safe 0.3.4

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source 'https://rubygems.org'


gem 'activeadmin'
gem 'addressable'
gem 'aws-sdk', :require => false
gem 'bson_ext'
gem 'canable'
gem 'carrierwave'
gem 'dalli'

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# Both the benchmarks after a warmup.

Java - 6

Vector from Array
  0.130000   0.000000   0.130000 (  0.040000)
Vector#add
  0.710000   0.020000   0.730000 (  0.229000)
Array#<<
  0.140000   0.000000   0.140000 (  0.065000)

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class Node
  attr_accessor :edit, :array
  def initialize(edit, list)
    @edit = edit
    @array = list
    @count = 0
    @shift = 0
  end
end

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Smits-MacBook-Pro:13 Who$ bundle
Fetching gem metadata from https://rubygems.org/...........
Resolving dependencies.......................................................................
Using i18n (0.6.9)
Using minitest (4.7.5)
Using multi_json (1.8.4)
Using atomic (1.1.14)
Using thread_safe (0.1.3)
Using tzinfo (0.3.38)
Using activesupport (4.0.2)