Reflection

I spent the better part of two days working on Bluetooth connectivity for an Android app I’m developing. Going into it, I had virtually no experience working with Bluetooth, especially on Android. I quickly discovered some of the peculiarities of the platform’s Bluetooth API. In addition to connecting to Bluetooth devices, the client wanted to pair and unpair from the app. The easy way out, and probably The Android Way™, would be to pass that responsibility off to the OS, à la an Intent: ...

One of the things that Spring 2.5 introduced back in 2007 was component scanning, a feature which removed the need for XML bean configuration and instead allowed developers to declare their beans using Java annotations. Rather than this: We can do this: It’s a pretty simple idea since Java makes it very easy to introspectively check a class’s annotations at runtime through its reflection API. Spring’s component scan feature also allows you to specify the base package(s) to scan for beans. ...