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How to use a JPA Type Converter to encrypt your data

A few days ago, I read an interesting article by Bear Giles about Database encryption using JPA listeners from 2012. He discusses his requirement for an encryption solution and provides ...
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ActiveMQ – Network of Brokers Explained – Part 4

In the previous part 3 , we have seen how ActiveMQ helps distinguish remote consumers from local consumers which helps in determining shorter routes from message producers to consumers. In ...
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Spring 4: @DateTimeFormat with Java 8 Date-Time API

@DateTimeFormat annotation that was introduced in Spring 3.0 as a part of Formatter SPI can be used to to parse and print localized field values in web applications. In Spring 4.0, ...
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Writing Clean Tests – Replace Assertions with a Domain-Specific Language

It is pretty hard to figure out a good definition for clean code because everyone of us has our own definition for the word clean. However, there is one definition which seems to be ...
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Java EE7 and Maven project for newbies – part 4 – defining the ear module

Resuming from the previous parts Part #1 Part #2 Part #3 We are resuming for the 4th part, our simple project currently hasa web maven module (a war) an ejb module (ejb)  holding ...
java-interview-questions-answers

The data knowledge stack

Concurrency is not for the faint-hearted We all know concurrency programming is difficult to get it right. That’s why threading tasks are followed by extensive design and code reviewing ...
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Adding WS-Security over soap using Apache Camel

WS-Security (Web Services Security) is a protocol which allows you to secure your soap web services. The client, who makes the soap request, has to provide a login and a password in ...
spring-interview-questions-answers

Spring Integration Java DSL sample

A new Java based DSL has now been introduced for Spring Integration which makes it possible to define the Spring Integration message flows using pure java based configuration instead ...
java-interview-questions-answers

Meet Fabric8: An open-source integration platform based on Camel and ActiveMQ

Fabric8 Fabric8 is a Apache 2.0 Licensed upstream community for the JBoss Fuse product from Red Hat. It’s is an integration platform based on Apache ActiveMQ, Camel, CXF,Karaf, HawtIO ...
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Neo4j 2.1: Passing around node ids vs UNWIND

When Neo4j 2.1 is released we’ll have the UNWIND clause which makes working with collections of things easier. In my blog post about creating adjacency matrices we wanted to show ...
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