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Why should you use Unchecked exceptions over Checked exceptions in Java

The debate over checked vs. unchecked exceptions goes way, way back. Some say it’s one of the best features Java included. Others say it was one of their biggest mistakes[1].It ...
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Java: Faking a closure with a factory to create a domain object

Recently we wanted to create a domain object which needed to have an external dependency in order to do a calculation and we wanted to be able to stub out that dependency in our tests. Originally ...
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Customized Internationalization (i18n) in Java

Internationalization (i18n) is very important in our software projects. It brings mainly these benefits:Externalizing UI strings into external files other than code files and so ...
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Java 7: WatchService

Of all the new features in Java 7, one of the more interesting is the WatchService, adding the capability to watch a directory for changes. The WatchService maps directly to the native ...
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Is Java’s String Class a God Object?

In October I wrote a blog entitled Top Trumps in God Objects where I talked about the discovery of an object I’d found with 167 disparate methods that linked this object with all ...
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Investigating the HashDoS issue

Nearly one month ago I have written some thoughts on how the HashDoS problem presented at the 28C3 or other code defects could perhaps be fixed temporarily without interaction of vendors. Now ...
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Manipulating Java Class Files with ASM 4 – Part Two: Tree API

What is ASM tree API: ASM Tree API is the part of ASM that lets you create/modify the class in memory. The class is viewed as a tree of information. Like the whole class is an instance ...
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Manipulating Java Class Files with ASM 4 – Part One : Hello World!

What is ASM: ASM is an open source java library for manipulating java byte code. So it has the same purpose as Apache BCEL. As this article assumes that the reader has some knowledge ...
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Virtualizing Your Java Applications: Best Practices (JavaOne 2011)

Justin Murray started his presentation ["Virtualizing Your Java Applications: Best Practices" (21860)] about five minutes early and began by saying that virtualization has arrived at ...
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Patching Java at runtime

This article will slightly highlight how to fix issues with third party libs thatcan’t be circumvented are difficult to exclude/bypass/replaced simply provide no bugfixIn ...
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