Common/interface/CloneTrait.h

0001 #ifndef DataFormats_Common_CloneTrait_h
0002 #define DataFormats_Common_CloneTrait_h
0003 #include "DataFormats/Common/interface/CopyPolicy.h"
0004 #include "DataFormats/Common/interface/OwnVector.h"
0005 #include "DataFormats/Common/interface/View.h"
0006 #include "DataFormats/Common/interface/RefToBaseVector.h"
0007 #include <vector>
0008
0009 namespace edm {
0010   namespace clonehelper {
0011     template <typename T>
0012     struct CloneTrait;
0013
0014     template <typename T>
0015     struct CloneTrait<std::vector<T> > {
0016       typedef CopyPolicy<T> type;
0017     };
0018
0019     template <typename T>
0020     struct CloneTrait<edm::OwnVector<T> > {
0021       typedef ClonePolicy<T> type;
0022     };
0023
0024     template <typename T>
0025     struct CloneTrait<edm::View<T> > {
0026       typedef ClonePolicy<T> type;
0027     };
0028
0029     template <typename T>
0030     struct CloneTrait<edm::RefToBaseVector<T> > {
0031       typedef CopyPolicy<RefToBase<T> > type;
0032     };
0033
0034   }  // namespace clonehelper
0035 }  // namespace edm
0036
0037 #endif