From 1bc2c5cc461127995e444463179fcf211db3f085 Mon Sep 17 00:00:00 2001
From: nojhan <nojhan@gmail.com>
Date: Mon, 26 Mar 2012 18:18:45 +0200
Subject: [PATCH] added the 'value' method to eoParser, so as to permits a
 direct access to the value stored within the eovalueParam corresponding to a
 given param name

---
 eo/src/utils/eoParser.cpp | 13 +++++++++----
 eo/src/utils/eoParser.h   | 31 +++++++++++++++++++++++++++----
 2 files changed, 36 insertions(+), 8 deletions(-)

diff --git a/eo/src/utils/eoParser.cpp b/eo/src/utils/eoParser.cpp
index 6ddcdb63..7489cf65 100644
--- a/eo/src/utils/eoParser.cpp
+++ b/eo/src/utils/eoParser.cpp
@@ -18,9 +18,12 @@
     License along with this library; if not, write to the Free Software
     Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 
-    Contact: todos@geneura.ugr.es, http://geneura.ugr.es
-             Marc.Schoenauer@inria.fr
-             mkeijzer@dhi.dk
+Contact: http://eodev.sourceforge.net
+Authors:
+    todos@geneura.ugr.es, http://geneura.ugr.es
+    Marc.Schoenauer@polytechnique.fr
+    mkeijzer@dhi.dk
+    Johann Dréo <johann.dreo@thalesgroup.com>
  */
 //-----------------------------------------------------------------------------
 
@@ -37,6 +40,8 @@
 #include <utils/compatibility.h>
 #include <utils/eoParser.h>
 #include <utils/eoLogger.h>
+#include <eoExceptions.h>
+
 
 using namespace std;
 
@@ -129,7 +134,7 @@ eoParam * eoParser::getParamWithLongName(const std::string& _name) const
     return 0;
 }
 
-eoParam * getParam(const std::string& _name) const
+eoParam * eoParser::getParam(const std::string& _name) const
 {
     eoParam * p = getParamWithLongName( _name );
     if( p == NULL ) {
diff --git a/eo/src/utils/eoParser.h b/eo/src/utils/eoParser.h
index b0f4c888..b33f956e 100644
--- a/eo/src/utils/eoParser.h
+++ b/eo/src/utils/eoParser.h
@@ -1,4 +1,4 @@
-/* (c) Marc Schoenauer, Maarten Keijzer and GeNeura Team, 2000
+/* (c) Marc Schoenauer, Maarten Keijzer, GeNeura Team, Thales group
 
 This library is free software; you can redistribute it and/or modify it under
 the terms of the GNU Lesser General Public License as published by the Free
@@ -14,9 +14,11 @@ with this library; if not, write to the Free Software Foundation, Inc., 59
 Temple Place, Suite 330, Boston, MA 02111-1307 USA
 
 Contact: http://eodev.sourceforge.net
-         todos@geneura.ugr.es, http://geneura.ugr.es
-         Marc.Schoenauer@polytechnique.fr
-         mkeijzer@dhi.dk
+Authors:
+    todos@geneura.ugr.es, http://geneura.ugr.es
+    Marc.Schoenauer@polytechnique.fr
+    mkeijzer@dhi.dk
+    Johann Dréo <johann.dreo@thalesgroup.com>
 */
 
 
@@ -183,6 +185,27 @@ public:
     eoParam * getParam(const std::string& _name) const;
 
 
+    /**
+     * Get the value of a param from its long name
+     * If not found, raise an eoMissingParamException
+     *
+     * Remember to specify the expected return type with a templated call:
+     * unsigned int popSize = eoparser.value<unsigned int>("popSize");
+     */
+    template<class ValueType>
+    ValueType value(const std::string& _name) const
+    {
+        eoParam* param = getParam(_name);
+
+        eoValueParam<ValueType>* vparam(
+                dynamic_cast< eoValueParam<ValueType>* >(param)
+            );
+
+        return vparam->value();
+    }
+
+
+
     /** Get or create parameter
 
     It seems finally that the easiest use of the above method is