Java User Groups
This entry lists Ed’s picks for the brand new JavaLand conference. Many of the talks are in German, but there is enough English to make it worth your time. It looks like there is a lot more English content in day two. Also, the conference was endorsed by java.net editor Kevin Farnham in his blog post from Saturday, 1 March 2014.
Monday 25 March 2014
Welcome and Keynote, Fried Saacke,...
on Mar 3, 2014
Looking Forward to JavaOne Sunday: JUG Forums, NetBeans Day, GlassFish, Technical Keynotes, Duke's Choice Awards
It used to be that Sunday was a fairly relaxing day for most. Not anymore! This year, Sunday is already overcrowded with many more events and sessions than one can possibly attend, as the JavaOne 2013 Content Catalog Sunday entries demonstrate.
Sunday's activity can be divided into...
on Sep 22, 2013
The results of the most recently completed Java.net poll suggest that awareness of the Adopt-a-JSR effort within the Java developer community continues to increase, albeit at a perhaps modest pace. Still, growing awareness is a strong positive for any long-term effort. And the Adopt-a-JSR program is certainly intended as a long-term effort in promoting and guiding the future of Java.
on May 20, 2013
This is the first of what I hope will become a series of interviews with members of the Java community. By calling them "lightning interviews," I mean that they'll be brief and to the point, "short takes" focused on a specific topic that's relevant to the broader Java/JVM community -- the interview equivalent of Lightning Talks.
I'm hoping that by making the interviews brief (three questions...
on Apr 7, 2013
This brief blog entry explains the Mojarra bug triage process, and shares some tips for maximizing the chances your bug will be quickly fixed and find its way into a release. Mojarra is the JSF implementation in several app servers and is the source code from which the reference implementation of the JSF specification is derived.
Mojarra has had a publically accessable issue tracker since 2004,...
on Jul 15, 2013
Servlet 3.1 Specification (JSR 340) is almost ready for the release. One of the new features is the support for protocol upgrade.
HTTP protocol upgrade was introduced in HTTP 1.1 (RFC 2616):
The Upgrade general-header allows the client to specify what additional communication protocols it supports and would like to use if the server finds it appropriate to switch protocols. The server MUST use...
on May 7, 2013
Servlet 3.1 Specification (JSR 340) and Java Authorization Contract for Containers (JSR 115) MR3 are almost ready for release. Besides "*", the role-name "**" is introduced in the above two specifications.
In a nutshell, "*" means any role defined in web.xml and "**" means any authenticated user.
Prior to Servlet 3.1, web containers use proprietary mechanisms to add security-constraints for any...
on Apr 19, 2013
Servlet 3.1 Specification (JSR 340) is almost ready for the release. Several new security features have been added in this version of Servlet specification.
In this blog, I will explain one of the security features, namely deny-uncovered-http-methods.
Let us take a look at a simple security-constraint in web.xml as follows:
<web-app xmlns="http://www.w3.org/2001/XMLSchema" ...
on Apr 19, 2013
Servlet 3.1 is in Public Review now.
New features in Servlet 3.1 and changes since the EDR are listed below:
support Non Blocking IO ReadListener, WriteListener are added to handle the non-blocking IO. And the corresponding setters are added to ServletInputStream and ServletOutputStream respectively. Futhermore, ServletInputStream#isFinished, #isReady and ServletOutputStream#isReady are added....
on Jan 11, 2013
Servlet 3.1 was in Public Review in Janurary 2013. And it is in Proposed Final Draft now. Most of the new features are related to security.
In this following, I will highlight features since Servlet 3.1 Public Review:
add new API javax.servlet.http.Part#getSubmittedFileName
add new API javax.servlet.ServletContext#getVirtualServerNameThis API allows a JASPIC module to be registered in a Servlet...
on Mar 18, 2013
Java User Group Cologne has decided to adopt JSR 344 (JavaServer Faces 2.2) and JSR 346 (Contexts and Dependency Injection for Java EE 1.1). In an announcement on Google+, JUG Cologne stated:
Efforts will be aggregated and coordinated by Daniel Sachse and Michael Müller, both already individual expert members of the respective JSRs.
I asked Java Champion Michael Huettermann a few questions...
on Jan 31, 2013
Tuesday at Jfokus 2013 started in a large auditorium filled with more than 1500 Jfokus attendees, who heard Jfokus founder Mattias Karlsson launch the conference in an introduction that included an appearance by Stephen Chin, who had spent the previous night sailing the icy Baltic Ocean on the Vaadin Cruise from Finland. The conversation also introduced a new Java Champion, JRuby's Charles...
on Feb 5, 2013
In last week was born the SouJavaLivre in Brazil, its main objective is disseminating and help to envolve the java free and the OpenJDK in country. For does that there are some sub-projects:
Support to Adopt OpenJDK : With list in Portuguese also some tutorial in Portuguese to help the people to adopt the JVM's reference, but helping and with integration...
on Jan 22, 2013