Can I use streaming structures in ATL? -

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hi i'm developing com component in atl project. want use std::ostringstream logging trace log4cxx. unfortunately seems atl doesn't support std::ostringstream , derivatives. of have idea how can use streaming classes in atl project or alternative way? thanks.

actually found mistake. missing header file.

#include "stdafx.h" #include <sstream> #include "util.h" #include <comutil.h>  std::ostringstream pvarobject_t2string(variant const *pvarobject) {      std::ostringstream str;     str<<"test";     str<<"licence id:   "<< pvarobject[ 0 ].bstrval;     return str;  }

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