Factory: modify add_creator method

[metaproxy-moved-to-github.git] / src / factory_filter.hpp

diff --git a/src/factory_filter.hpp b/src/factory_filter.hpp
index 4464c32..0fe162b 100644 (file)
--- a/src/factory_filter.hpp
+++ b/src/factory_filter.hpp
@@ -41,7 +41,7 @@ namespace metaproxy_1 {
         FactoryFilter();
         ~FactoryFilter();
 
-        bool add_creator(std::string fi, CreateFilterCallback cfc);
+        bool add_creator(const std::string &fi, CreateFilterCallback cfc);
         
         bool drop_creator(std::string fi);