if (methodGen == null) {
if (methodGen == null && method.getCode() != null) {
	public MethodGen getMethodGen(Method method) {		MethodGen methodGen = methodGenMap.get(method);		if (methodGen == null) {			ConstantPoolGen cpg = getConstantPoolGen();			methodGen = new MethodGen(method, jclass.getClassName(), cpg);			methodGenMap.put(method, methodGen);		}		return methodGen;	}