ENH: Adding use of boost::any to handle parameters access

Code/Core/otbWrapperNumericalParameter.h

@@ -53,6 +53,22 @@ public:
     m_Value = m_DefaultValue;
   }
 
+  /** Set any value */
+  virtual SetAnyValue(boost::any v)
+  {
+    // Perform any cast
+    m_Value=boost::any_cast<T>(v);
+
+    // Call Modified();
+    this->Modified();
+  }
+  
+  /** Return any value */
+  virtual boost::any GetAnyValue()
+  {
+    return boost::any(m_Value);
+  }
+
   /** Set the value */
   itkSetMacro(Value,ScalarType);
 

Code/Core/otbWrapperParameter.h

@@ -20,6 +20,7 @@
 
 #include "otbMacro.h"
 #include "itkLightObject.h"
+#include "boost/any.hpp"
 
 namespace otb
 {
@@ -106,6 +107,23 @@ public:
    */
   virtual void Reset();
 
+  /** Return the parameter value as a boost:any. Should be
+   * reimplemented in each relevant sub-class (default implementation
+   * raise exception) */
+  virtual boost::any GetAnyValue()
+  {
+    itkExceptionMacro(<<"GetAnyValue() method must be re-implemented by sub-classes.");
+  }
+  
+  /** Set the parameter value as a boost:any. Should be
+   * reimplemented in each relevant sub-class (default implementation
+   * raise exception) */
+  virtual void SetAnyValue(boost::any)
+  {
+    itkExceptionMacro(<<"SetAnyValue() method must be re-implemented by sub-classes.");
+  }
+
+
 protected:
   /** Constructor */
   Parameter() : m_Name(""),