private void initParams() {
Type[] parameterTypes = this.method.getGenericParameterTypes();
for(int order = 0; order < parameterTypes.length; order++) {
Type paramType = parameterTypes[order];
DirectParam directParam = this.extractDirectParamAnnotation(order);
DirectMethodParam methodParam = new DirectMethodParam(order, paramType, directParam);
this.methodParams.add(methodParam);
}
}