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TOTD #125: Creating an OSGi bundles using NetBeans and deploying in GlassFish

NetBeans has a modular architecture where each module is created as an NBM. OSGi is another popular modular system for Java applications and used by GlassFish...

NetBeans has a modular architecture where each module is created as an NBM. OSGi is another popular modular system for Java applications and used by GlassFish to provide a light-weight Java EE 6 compliant application server.There are a lot of similarities between NBM and OSGi:Runtime container manages lifecycle and dependencies of modulesBoth are packaged as JAR, metadata stored in META-INF/MANIFEST.MF and some other informationRuntime starts up, read meta information and...

Day 2 - Tech Days 2010, Hyderabad

Follow up from Day 1.The opening of Day 2 started with "awesome", "fantastic", and "extraordinary" as the feedback when Simon asked about the Day 1. The...

Follow up from Day 1.The opening of Day 2 started with "awesome", "fantastic", and "extraordinary" as the feedback when Simon asked about the Day 1. The attendees charged into the Hyderabad International Convention Center, the venue of Tech Days, on Day 2 as evident in the video below:Georges Saab, Vice President, Fusion Middleware, Oracle talked about Oracle Application Grid and its various components such as WebLogic, Tuxedo, JRockit, Coherence, JDeveloper, ADF, and...

Day 1 - Tech Days 2010, Hyderabad

Ravichandra Kulur and band kick started the Tech Days, Hyderabad 2010 with flute, guitar, keyboard and drums playing Carnatic music. Ravi, a bachelor in...

Ravichandra Kulur and band kick started the Tech Days, Hyderabad 2010 with flute, guitar, keyboard and drums playing Carnatic music. Ravi, a bachelor in Electrical Engineering, while nurturing his classical flute playing skills decided to take up music professionally from 1999.He has extensively toured over 26 countries and performed over 1000 concerts like WOMAD in UK, Sfinks in Belgium, and San Fransciso Jazz Festival to name a few. The band certainly delighted the approx...

Day 2 - Ruby Conf India 2010 Trip Report

Ruby Conf India 2010 Day 2 (follow up from Day 1) started with Nick Sieger's presentation on "Rails 3 Through Choices".He started by talking about the state of...

Ruby Conf India 2010 Day 2 (follow up from Day 1) started with Nick Sieger's presentation on "Rails 3 Through Choices".He started by talking about the state of Ruby in 2010New Ruby Gems site (gemcutter), ported 11k gemsMultiple alternative Ruby VMs, Ruby 1.8 is 7 years oldJRuby 1.5 in April 2010Rubinius in Q2 2010Ruby 2.0RubyToolBox, RailsPlugins.org, Github, Rails Guides are some of the popular and useful websitesLiked the "Auto" mode of camera analogy with Rails 3,...

Mahaswami Software enjoys the "perfect marriage" of JRuby + Rails + GlassFish

Mahaswami Software (based in Bengaluru, India) uses its homegrown Rapid Application Development framework to deliver quality applications in quick time. The...

Mahaswami Software (based in Bengaluru, India) uses its homegrown Rapid Application Development framework to deliver quality applications in quick time. The framework leverages JRuby, Rails, and the J2EE platform along with Test Driven Development and Continuous integration tools. Mahaswami offers product development services and specific consulting on JRuby/Rails based application development. The Mahaswami team actively contributes back to the Ruby and Rails community. And...

Day 1 - Ruby Conf India 2010

Roy Singham, founder and chairman of ThoughtWorks Inc, kick started Ruby Conf India by stating that this conference is more important than just Ruby in India....

Roy Singham, founder and chairman of ThoughtWorks Inc, kick started Ruby Conf India by stating that this conference is more important than just Ruby in India. He also mentioned that this conference is sponsored by developers in India instead of any big corporations.  He talked about a global shift is happening because of the passion outside silicon valley in open source, Ruby, Python and other similar technologies. In his opinion, India & Brazil are going to reshape the world...

Spark IT 2010 Trip Report

Spark IT 2010 - the inaugural conference by CIOL and PCQuest (@pcquest) wrapped up earlier today.With 1000+ attendees, 3 session tracks, and 1 hands-on lab...

Spark IT 2010 - the inaugural conference by CIOL and PCQuest (@pcquest) wrapped up earlier today.With 1000+ attendees, 3 session tracks, and 1 hands-on lab running simultaneously, there was a lot for the attendees to consume.Watch a brief video chat with Anil Chopra, Editor PCQuest on why/where/how of the conference:Here are the three originally planned sessions (+ slides) I delivered over the past couple of days:Java EE 6 & GlassFish v3: Paving the path for the future -...

TOTD #124: OSGi Declarative Services in GlassFish - Accessed from a Java EE client

The OSGi R4 compendium specification enables declaration of "Declarative Services" in configuration files. The specification says:The service component model...

The OSGi R4 compendium specification enables declaration of "Declarative Services" in configuration files. The specification says:The service component model uses a declarative model for publishing, finding and binding to OSGi services. This model simplifies the task of authoring OSGi services by performing the work of registering the service and handling service dependencies.There are several advantages of OSGi declarative services and they are well defined in the...

DevNexus 2010 Trip Report

As mentioned earlier, I presented on Java E 6 & GlassFish v3 at DevNexus earlier this week. This is an annual conference by Atlanta Java Users Group and had...

As mentioned earlier, I presented on Java E 6 & GlassFish v3 at DevNexus earlier this week. This is an annual conference by Atlanta Java Users Group and had three parallel tracks.The conference was a sold out and the attendees packed Cobb Galleria conference rooms on both the days.Anyway, the slides from my session are available below:Java EE 6 & GlassFish v3 @ DevNexusThe speaking slots were bigger than normal, 70 minutes as opposed to normally 45 or 50 minutes. So that...