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---
layout: post
title: JRuby 1.5.6 Released
---
The JRuby community is pleased to announce the release of JRuby 1.5.6.

- Homepage: [http://www.jruby.org/](http://www.jruby.org/)
- Download: [http://www.jruby.org/download](http://www.jruby.org/download)

JRuby 1.5.6 is a minor follow-up release to address problems with mirroring

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module Benchmark

  def Benchmark::times()
      puts Process.times
  end
end

Benchmark.times

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public class SafeArray {
    /**
     * Contains a compressed sequence of n-dimensions of array values.
     */
    private Variant[] values;

    // Each array dimensions first index in the pangea values array
    private int valueIndexFor[];
    // Which index represents the start of each elements array (arrays can
    // have non-zero index value.

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require 'rubygems'
require 'virtualbox'

vm = VirtualBox::VM.find("myvm")

# Let's first print out some basic info about the VM
#puts "Memory: #{vm.memory_size}"

# Let's modify the memory and name...
#vm.memory_size = 360

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require 'java'

java_import java.awt.BorderLayout
java_import java.awt.Container
java_import java.awt.GridLayout
java_import java.awt.event.ActionEvent
java_import java.awt.event.ActionListener

java_import javax.swing.JButton
java_import javax.swing.JFileChooser

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1.9.2 ~/work/jruby master* 902% jruby --1.9 -S rails new heh
      create  
      create  README
      create  Rakefile
      create  config.ru
      create  .gitignore
      create  Gemfile
      create  app
      create  app/controllers/application_controller.rb
      create  app/helpers/application_helper.rb

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Ruby version	1.9.2 (java)
RubyGems version	1.3.7
Rack version	1.2
Rails version	3.0.3
Active Record version	3.0.1
Action Pack version	3.0.3
Active Resource version	3.0.3
Action Mailer version	3.0.3
Active Support version	3.0.3
Middleware	

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r = /a/u
puts r.encoding

r2 =  Regexp.new(r)
p r2
puts r2.encoding
puts r2.fixed_encoding?

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require 'java'  
require 'C:/jdev/jdcbdrivers/11.2/ojdbc6.jar'  
require 'lib/jdbc_connection'  
require 'lib/dbms_output'
  

# v--- java_import is better than import if you end up using rake for testing
# v--- java,org,edu,javax can all be supplied bare-word instead of string form
java_import java.sql.CallableStatement
java_import java.sql.Connection

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class Base
  def meth(a, b = 4)
#    puts a.inspect, b.inspect
  end
end

class Derived < Base
  d = 1
  define_method(:meth) do |a, d|
    puts "d before super #{d}"