public class MathUtils { public static int add(int a, int b) { return a + b; } } ShrikeBTMethodAnalyser analyser = new ShrikeBTMethodAnalyser(classLoader, klass.getMethod("add")); ControlFlowGraph<SSAInstruction, ISSABasicBlock> cfg = analyser.buildCFG(); for (Iterator<ISSABasicBlock> it = cfg.iterator(); it.hasNext(); ) { ISSABasicBlock bb = it.next(); int bbNumber = bb.getNumber(); IR ir = analyser.getIR(); SSAInstruction[] instructions = ir.getInstructions(); }