From e933e93b508a78a0de91bf14f4be371fd592d4e4 Mon Sep 17 00:00:00 2001
From: Aleksandar Fabijanic <alex@pocoproject.org>
Date: Tue, 13 May 2008 01:41:27 +0000
Subject: [PATCH] DynamicAny::extract performance optimization

---
 Foundation/include/Poco/DynamicAny.h | 14 ++++++++------
 1 file changed, 8 insertions(+), 6 deletions(-)

diff --git a/Foundation/include/Poco/DynamicAny.h b/Foundation/include/Poco/DynamicAny.h
index e8fab2f34..e4b824932 100644
--- a/Foundation/include/Poco/DynamicAny.h
+++ b/Foundation/include/Poco/DynamicAny.h
@@ -168,13 +168,15 @@ public:
 		/// the stored value, otherwise a BadCastException
 		/// is thrown.
 	{
-		DynamicAnyHolderImpl<T>* pHolder = dynamic_cast<DynamicAnyHolderImpl<T>*>(_pHolder);
-		if (pHolder)
-			return pHolder->value();
+		if (_pHolder && _pHolder->type() == typeid(T))
+		{
+			DynamicAnyHolderImpl<T>* pHolder = static_cast<DynamicAnyHolderImpl<T>*>(_pHolder);
+			return pHolder->value();
+		}
 		else
-			throw BadCastException();
-	}
-
+			throw BadCastException();
+	}
+
 	template <typename T> 
 	DynamicAny& operator = (const T& other)
 		/// Assignment operator for assigning POD to DynamicAny