19#ifndef ATTRIBUTE_HELPER_H
20#define ATTRIBUTE_HELPER_H
97template <
typename T,
typename BASE>
105 struct SimpleAttributeChecker :
public BASE
109 return dynamic_cast<const T*
>(&
value) !=
nullptr;
112 std::string GetValueTypeName()
const override
117 bool HasUnderlyingTypeInformation()
const override
122 std::string GetUnderlyingTypeInformation()
const override
129 return ns3::Create<T>();
134 const T* src =
dynamic_cast<const T*
>(&source);
135 T* dst =
dynamic_cast<T*
>(&destination);
136 if (src ==
nullptr || dst ==
nullptr)
145 std::string m_underlying;
146 }* checker =
new SimpleAttributeChecker();
148 checker->m_type = name;
149 checker->m_underlying = underlying;
169#define ATTRIBUTE_ACCESSOR_DEFINE(type) \
170 template <typename T1> \
171 Ptr<const AttributeAccessor> Make##type##Accessor(T1 a1) \
173 return MakeAccessorHelper<type##Value>(a1); \
175 template <typename T1, typename T2> \
176 Ptr<const AttributeAccessor> Make##type##Accessor(T1 a1, T2 a2) \
178 return MakeAccessorHelper<type##Value>(a1, a2); \
198#define ATTRIBUTE_VALUE_DEFINE_WITH_NAME(type, name) \
199 class name##Value : public AttributeValue \
203 name##Value(const type& value); \
204 void Set(const type& value); \
206 template <typename T> \
207 bool GetAccessor(T& value) const \
209 value = T(m_value); \
212 Ptr<AttributeValue> Copy() const override; \
213 std::string SerializeToString(Ptr<const AttributeChecker> checker) const override; \
214 bool DeserializeFromString(std::string value, \
215 Ptr<const AttributeChecker> checker) override; \
232#define ATTRIBUTE_VALUE_DEFINE(name) ATTRIBUTE_VALUE_DEFINE_WITH_NAME(name, name)
249#define ATTRIBUTE_CONVERTER_DEFINE(type)
267#define ATTRIBUTE_CHECKER_DEFINE(type) \
268 class type##Checker : public AttributeChecker \
271 Ptr<const AttributeChecker> Make##type##Checker()
289#define ATTRIBUTE_VALUE_IMPLEMENT_WITH_NAME(type, name) \
290 name##Value::name##Value() \
294 name##Value::name##Value(const type& value) \
298 void name##Value::Set(const type& v) \
302 type name##Value::Get() const \
306 Ptr<AttributeValue> name##Value::Copy() const \
308 return ns3::Create<name##Value>(*this); \
310 std::string name##Value::SerializeToString(Ptr<const AttributeChecker> checker) const \
312 std::ostringstream oss; \
316 bool name##Value::DeserializeFromString(std::string value, \
317 Ptr<const AttributeChecker> checker) \
319 std::istringstream iss; \
322 NS_ABORT_MSG_UNLESS(iss.eof(), \
324 << "\"" << value << "\"" \
325 << " is not properly formatted"); \
326 return !iss.bad() && !iss.fail(); \
343#define ATTRIBUTE_VALUE_IMPLEMENT(type) ATTRIBUTE_VALUE_IMPLEMENT_WITH_NAME(type, type)
356#define ATTRIBUTE_CHECKER_IMPLEMENT(type) \
357 Ptr<const AttributeChecker> Make##type##Checker() \
359 return MakeSimpleAttributeChecker<type##Value, type##Checker>(#type "Value", #type); \
375#define ATTRIBUTE_CHECKER_IMPLEMENT_WITH_NAME(type, name) \
376 Ptr<const AttributeChecker> Make##type##Checker() \
378 return MakeSimpleAttributeChecker<type##Value, type##Checker>(#type "Value", name); \
402#define ATTRIBUTE_HELPER_HEADER(type) \
403 ATTRIBUTE_VALUE_DEFINE(type); \
404 ATTRIBUTE_ACCESSOR_DEFINE(type); \
405 ATTRIBUTE_CHECKER_DEFINE(type)
424#define ATTRIBUTE_HELPER_CPP(type) \
425 ATTRIBUTE_CHECKER_IMPLEMENT(type); \
426 ATTRIBUTE_VALUE_IMPLEMENT(type)
NS_ABORT_x macro definitions.
ns3::MakeAccessorHelper declarations and template implementations.
ns3::AttributeValue, ns3::AttributeAccessor and ns3::AttributeChecker declarations.
Hold a value for an Attribute.
Smart pointer class similar to boost::intrusive_ptr.
Ptr< AttributeChecker > MakeSimpleAttributeChecker(std::string name, std::string underlying)
A simple string-based attribute checker.
Ptr< T > Create(Ts &&... args)
Create class instances by constructors with varying numbers of arguments and return them by Ptr.
Every class exported by the ns3 library is enclosed in the ns3 namespace.
Ptr< T > Copy(Ptr< T > object)
Return a deep copy of a Ptr.