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Thyra_BlockedLinearOpBase.hpp
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00001 // @HEADER
00002 // ***********************************************************************
00003 // 
00004 //    Thyra: Interfaces and Support for Abstract Numerical Algorithms
00005 //                 Copyright (2004) Sandia Corporation
00006 // 
00007 // Under terms of Contract DE-AC04-94AL85000, there is a non-exclusive
00008 // license for use of this work by or on behalf of the U.S. Government.
00009 // 
00010 // This library is free software; you can redistribute it and/or modify
00011 // it under the terms of the GNU Lesser General Public License as
00012 // published by the Free Software Foundation; either version 2.1 of the
00013 // License, or (at your option) any later version.
00014 //  
00015 // This library is distributed in the hope that it will be useful, but
00016 // WITHOUT ANY WARRANTY; without even the implied warranty of
00017 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00018 // Lesser General Public License for more details.
00019 //  
00020 // You should have received a copy of the GNU Lesser General Public
00021 // License along with this library; if not, write to the Free Software
00022 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
00023 // USA
00024 // Questions? Contact Michael A. Heroux (maherou@sandia.gov) 
00025 // 
00026 // ***********************************************************************
00027 // @HEADER
00028 
00029 #ifndef THYRA_BLOCKED_LINEAR_OP_BASE_HPP
00030 #define THYRA_BLOCKED_LINEAR_OP_BASE_HPP
00031 
00032 
00033 #include "Thyra_LinearOpBase.hpp"
00034 
00035 
00036 namespace Thyra {
00037 
00038 
00040 template <class Scalar> class ProductVectorSpaceBase;
00041 
00049 template<class Scalar>
00050 class BlockedLinearOpBase
00051   : virtual public LinearOpBase<Scalar>
00052 {
00053 public:
00054 
00060   virtual Teuchos::RCP<const ProductVectorSpaceBase<Scalar> >
00061   productRange() const = 0;
00062 
00068   virtual Teuchos::RCP<const ProductVectorSpaceBase<Scalar> >
00069   productDomain() const = 0;
00070 
00081   virtual bool blockExists(const int i, const int j) const = 0; 
00082 
00093   virtual bool blockIsConst(const int i, const int j) const = 0; 
00094 
00111   virtual Teuchos::RCP<LinearOpBase<Scalar> >
00112   getNonconstBlock(const int i, const int j) = 0; 
00113 
00129   virtual Teuchos::RCP<const LinearOpBase<Scalar> >
00130   getBlock(const int i, const int j) const = 0; 
00131 
00132 };
00133 
00134 
00135 } // namespace Thyra
00136 
00137 
00138 #endif // THYRA_BLOCKED_LINEAR_OP_BASE_HPP
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