Enterprise Java
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Injecting authenticated user into Spring MVC @Controllers
Injecting injecting authenticated user into Spring MVC handler method can be done with @AuthenticationPrincipal annotation and AuthenticationPrincipalArgumentResolver that is an…
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RabbitMQ retries using Spring Integration
I recently read about an approach to retry with RabbitMQ here and wanted to try a similar approach with Spring Integration,…
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How to Install Your OpenStack Cloud Before Lunch
What if I told you that you can have your OpenStack Cloud environment setup before you have to stop for…
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How to use transient variables in Activiti
A feature that has been requested quite a bit – transient variables – has landed in the Beta3 of Activiti…
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Security Layer for NutchServer
I’ve worked for Security Layer for NutchServer of Apache Nutch as my GSoC 2016 project and finished it. At this blog…
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Infinispan Versions Mapped to Minimum Java Versions
I’ve been playing around a little bit with Infinispan recently and one of the characteristics of this “distributed in-memory key/value…
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AWS Lambda for Serverless Java Developers: What’s in It for You?
How can serverless computing help your production infrastructure? The serverless computing architecture has been gaining attention during the past few…
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Integrating with RabbitMQ using Spring Cloud Stream
In my previous post I wrote about a very simple integration scenario between two systems – one generating a work unit…
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Lazy evaluation
Recently i was writing log4j appender and wanted to use logger in it to log some diagnostic details during custom…
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