Spring in Action, Second Edition

Chapter 3. Advanced bean wiring

This chapter covers

• Parent/child bean creation

• Custom property editors

• Postprocessing beans

• Dynamically scripted beans

Most people have at least one drawer, cabinet, or closet somewhere in their house where miscellaneous odds and ends are kept. Although it’s often called a junk drawer, many useful things end up in there. Things like measuring tape, binder clips, pens, pencils, thumbtacks, a handful of spare batteries, and endless supplies of twist ties tend to find a home in these places. You usually don’t have a day-to-day use for those items, but you know that the next time that there’s a power outage, you’ll be digging in that drawer to find batteries to put in your flashlight.

In chapter 2, I showed you the day-to-day ...