A Discrete-Event Network Simulator
API
pointer.cc
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1 /*
2  * Copyright (c) 2008 INRIA
3  *
4  * This program is free software; you can redistribute it and/or modify
5  * it under the terms of the GNU General Public License version 2 as
6  * published by the Free Software Foundation;
7  *
8  * This program is distributed in the hope that it will be useful,
9  * but WITHOUT ANY WARRANTY; without even the implied warranty of
10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11  * GNU General Public License for more details.
12  *
13  * You should have received a copy of the GNU General Public License
14  * along with this program; if not, write to the Free Software
15  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
16  *
17  * Authors: Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
18  */
19 #include "pointer.h"
20 
21 #include "log.h"
22 #include "object-factory.h"
23 
24 #include <sstream>
25 
32 namespace ns3
33 {
34 
35 NS_LOG_COMPONENT_DEFINE("Pointer");
36 
38  : m_value()
39 {
40  NS_LOG_FUNCTION(this);
41 }
42 
44  : m_value(object)
45 {
46  NS_LOG_FUNCTION(object);
47 }
48 
49 void
51 {
52  NS_LOG_FUNCTION(object);
53  m_value = object;
54 }
55 
58 {
59  NS_LOG_FUNCTION(this);
60  return m_value;
61 }
62 
65 {
66  NS_LOG_FUNCTION(this);
67  return Create<PointerValue>(*this);
68 }
69 
70 std::string
72 {
73  NS_LOG_FUNCTION(this << checker);
74  std::ostringstream oss;
75  oss << m_value;
76  return oss.str();
77 }
78 
79 bool
81 {
82  // We assume that the string you want to deserialize contains
83  // a description for an ObjectFactory to create an object and then assign it to the
84  // member variable.
85  NS_LOG_FUNCTION(this << value << checker);
86  ObjectFactory factory;
87  std::istringstream iss;
88  iss.str(value);
89  iss >> factory;
90  if (iss.fail())
91  {
92  return false;
93  }
94  m_value = factory.Create<Object>();
95  return true;
96 }
97 
98 } // namespace ns3
Instantiate subclasses of ns3::Object.
Ptr< Object > Create() const
Create an Object instance of the configured TypeId.
A base class which provides memory management and object aggregation.
Definition: object.h:89
std::string SerializeToString(Ptr< const AttributeChecker > checker) const override
Definition: pointer.cc:71
Ptr< AttributeValue > Copy() const override
Definition: pointer.cc:64
Ptr< Object > GetObject() const
Get the Object referenced by the PointerValue.
Definition: pointer.cc:57
Ptr< Object > m_value
Definition: pointer.h:93
bool DeserializeFromString(std::string value, Ptr< const AttributeChecker > checker) override
Definition: pointer.cc:80
void SetObject(Ptr< Object > object)
Set the value from by reference an Object.
Definition: pointer.cc:50
#define NS_LOG_COMPONENT_DEFINE(name)
Define a Log component with a specific name.
Definition: log.h:202
#define NS_LOG_FUNCTION(parameters)
If log level LOG_FUNCTION is enabled, this macro will output all input parameters separated by ",...
Debug message logging.
Every class exported by the ns3 library is enclosed in the ns3 namespace.
ns3::ObjectFactory class declaration.
ns3::PointerValue attribute value declarations and template implementations.