Custom Detector

360 Quality & Efficiency

Jul 8, 2016 · Fundamentals

Creating a Custom FindBugs Rule to Detect System.out/System.err Usage

This guide explains how to prepare the FindBugs environment, define a custom rule that flags System.out and System.err calls, write the detector using BCEL/ASM, integrate it into FindBugs configuration files, repackage the tool, and verify the rule works on compiled Java bytecode.