keyType = (Class<?>) ((ParameterizedType) type).getActualTypeArguments()[0];
valueType = (Class<?>) ((ParameterizedType) type).getActualTypeArguments()[1];
}
MapWapper mapWapper = ((MapWapper) binder.getTarget());
Map target = mapWapper.getInnerMap();
if(target == null) {
target = new HashMap();
mapWapper.setInnerMap(target);
}
for (Object key : servletRequest.getParameterMap().keySet()) {
String prefixName = getPrefixName((String) key);