refs#16

In ElementaryUtils (trunk) :
- Add a clear() method in Formatter class.

include/ElementaryUtils/string_utils/Formatter.h

@@ -10,9 +10,11 @@
  */
 
 #include <iomanip>
+#include <limits>
 #include <sstream>
 #include <string>
-#include <limits>
+
+#include "StringUtils.h"
 
 namespace ElemUtils {
 
@@ -64,6 +66,11 @@ public:
 
     void print();
 
+    void clear() {
+        m_stream.clear();
+        m_stream.str(StringUtils::EMPTY);
+    }
+
 private:
     std::stringstream m_stream;
 

src/ElementaryUtils/parameters/GenericType.cpp

@@ -129,7 +129,7 @@ GenericType& ElemUtils::GenericType::operator =(const GenericType& rhs) {
 }
 
 void ElemUtils::GenericType::setValue(const GenericType& value) {
-    // clear current stream then copy it from other object
+    // clear current stream before adding new value
     m_stream.clear();
     m_stream.str(StringUtils::EMPTY);
     m_stream << value.m_stream.str();