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43 
44 #ifndef ROL_TPETRATEUCHOSBATCHMANAGER_HPP
45 #define ROL_TPETRATEUCHOSBATCHMANAGER_HPP
46 
47 #include "ROL_TeuchosBatchManager.hpp"
48 #include "ROL_TpetraMultiVector.hpp"
49 
50 namespace ROL {
51 
52 template<class Real,
53          class LO=Tpetra::Map<>::local_ordinal_type,
54          class GO=Tpetra::Map<>::global_ordinal_type,
55          class Node=Tpetra::Map<>::node_type >
56 class TpetraTeuchosBatchManager : public TeuchosBatchManager<Real,GO> {
57   typedef Tpetra::MultiVector<Real,LO,GO,Node> Tpetra_Vector;
58   typedef TpetraMultiVector<Real,LO,GO,Node> OptVector;
59 
60 public:
TpetraTeuchosBatchManager(const ROL::Ptr<const Teuchos::Comm<int>> & comm)61   TpetraTeuchosBatchManager(const ROL::Ptr<const Teuchos::Comm<int> > &comm)
62     : TeuchosBatchManager<Real,GO>(comm) {}
63 
sumAll(Vector<Real> & input,Vector<Real> & output)64   void sumAll(Vector<Real> &input, Vector<Real> &output) {
65     ROL::Ptr<Tpetra_Vector> ivec = dynamic_cast<OptVector&>(input).getVector();
66     ROL::Ptr<Tpetra_Vector> ovec = dynamic_cast<OptVector&>(output).getVector();
67 
68     size_t ilength = ivec->getLocalLength(), olength = ovec->getLocalLength();
69     ROL_TEST_FOR_EXCEPTION(ilength != olength, std::invalid_argument,
70       ">>> (TpetraTeuchosBatchManager::sumAll): Inconsistent local lengths!");
71 
72     size_t invec = ivec->getNumVectors(), onvec = ovec->getNumVectors();
73     ROL_TEST_FOR_EXCEPTION(invec != onvec, std::invalid_argument,
74       ">>> (TpetraTeuchosBatchManager::sumAll): Inconsistent number of vectors!");
75 
76     for (size_t i = 0; i < invec; ++i) {
77       TeuchosBatchManager<Real,GO>::sumAll((ivec->getDataNonConst(i)).getRawPtr(),
78                                            (ovec->getDataNonConst(i)).getRawPtr(),
79                                            ilength);
80     }
81   }
82 };
83 
84 }
85 
86 #endif
87