serialization: load and save from and to string

src/serialization/archive.hpp

@@ -79,7 +79,7 @@ namespace pinocchio
     }
   
     ///
-    /// \brief Loads an object from std::stringstream.
+    /// \brief Loads an object from a std::stringstream.
     ///
     /// \tparam T Type of the object to deserialize.
     ///
@@ -109,6 +109,39 @@ namespace pinocchio
       boost::archive::text_oarchive oa(ss);
       oa & object;
     }
+  
+    ///
+    /// \brief Loads an object from a std::string
+    ///
+    /// \tparam T Type of the object to deserialize.
+    ///
+    /// \param[out] object Object in which the loaded data are copied.
+    /// \param[in]  str  string constaining the serialized content of the object.
+    ///
+    template<typename T>
+    inline void loadFromString(T & object,
+                               const std::string & str)
+    {
+      std::istringstream is(str);
+      loadFromStringStream(object,is);
+    }
+  
+    ///
+    /// \brief Saves an object inside a std::string
+    ///
+    /// \tparam T Type of the object to deserialize.
+    ///
+    /// \param[in]   object Object in which the loaded data are copied.
+    /// \param[out]  str String  constaining the serialized content of the object.
+    ///
+    template<typename T>
+    inline void saveToString(const T & object,
+                             std::string & str)
+    {
+      std::stringstream ss;
+      saveToStringStream(object,ss);
+      str = ss.str();
+    }
     
     ///
     /// \brief Loads an object from a XML file.

unittest/serialization.cpp

@@ -51,6 +51,19 @@ void generic_test(const T & object,
     BOOST_CHECK(object_loaded == object);
   }
   
+  // Load and save as string
+  std::string str_out;
+  saveToString(object,str_out);
+  
+  {
+    T object_loaded;
+    std::string str_in(str_out);
+    loadFromString(object_loaded,str_in);
+    
+    // Check
+    BOOST_CHECK(object_loaded == object);
+  }
+  
   // Load and save as XML
   const std::string xml_filename = filename + ".xml";
   saveToXML(object,xml_filename,tag_name);