Obix Labs

High-Octane Java fast java equals | Java | Wednesday June 22, 2011 | By Obi Ezechukwu

In this post, I will demonstrate an effective and compact way to override Java's equals(...) method. To begin, please download the reference source code for the article and open it up in your preferred IDE. When laid out in the Eclipse IDE , the...

High-Octane Java java concurrency epsilon iteration recursion | Java | Sunday March 20, 2011 | By Obi Ezechukwu

Recursive algorithms abound in computer science. It is not too difficult to find examples in the areas of search, data minning, syntax parsing or mathematical programming. In the same way that it is easy to find examples of recursive algorithms, it is also...

High-Octane Java annotations design orm | Java | Monday March 07, 2011 | By Obi Ezechukwu

It goes without saying that annotations have been something of a massive boon to enterprise Java developers. In fact, we can safely say that it is one of the key weapons in a developer's arsenal when battling the complexity of various deployment descriptor and...

High-Octane Java threads hold and java concurrency wait deadlock | Java | Friday March 04, 2011 | By Obi Ezechukwu

In the previous instalment of this three part series, I examined the 'Worker Aggregation' anti-pattern. I also listed a number of ways to modify it so as to reduce the probability of its implementations leading to deadlock. Code samples were...

High-Octane Java threads concurrency deadlock java | Java | Thursday March 03, 2011 | By Obi Ezechukwu

In the first installment of this three part series , I described the problem of deadlock; focusing on the logical conditions that are necessary for a deadlock to occur. I also introduced the deadlock-prone No Arbitration anti-pattern which is evident in...

High-Octane Java deadlock threads concurrency java | Java | Wednesday March 02, 2011 | By Obi Ezechukwu

Starvation occurs when one or more threads of execution are prevented from proceeding beyond a given point due to a predicate that will never be satisfied. Deadlock is a special form of starvation where threads of execution are prevented from making progress...