Epetra_Directory.h

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00001 
00002 //@HEADER
00003 /*
00004 ************************************************************************
00005 
00006               Epetra: Linear Algebra Services Package 
00007                 Copyright (2001) Sandia Corporation
00008 
00009 Under terms of Contract DE-AC04-94AL85000, there is a non-exclusive
00010 license for use of this work by or on behalf of the U.S. Government.
00011 
00012 This library is free software; you can redistribute it and/or modify
00013 it under the terms of the GNU Lesser General Public License as
00014 published by the Free Software Foundation; either version 2.1 of the
00015 License, or (at your option) any later version.
00016  
00017 This library is distributed in the hope that it will be useful, but
00018 WITHOUT ANY WARRANTY; without even the implied warranty of
00019 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00020 Lesser General Public License for more details.
00021  
00022 You should have received a copy of the GNU Lesser General Public
00023 License along with this library; if not, write to the Free Software
00024 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
00025 USA
00026 Questions? Contact Michael A. Heroux (maherou@sandia.gov) 
00027 
00028 ************************************************************************
00029 */
00030 //@HEADER
00031 
00032 #ifndef EPETRA_DIRECTORY_H
00033 #define EPETRA_DIRECTORY_H
00034 
00035 class Epetra_BlockMap;  // Compiler needs forward reference
00036 class Epetra_Map;
00037 
00039 
00045 class Epetra_Directory {
00046     
00047   public:
00048 
00050 
00051 
00052   virtual ~Epetra_Directory(){}
00054   
00056 
00057 
00058 
00084   virtual int GetDirectoryEntries( const Epetra_BlockMap& Map,
00085            const int NumEntries,
00086            const int * GlobalEntries,
00087            int * Procs,
00088            int * LocalEntries,
00089            int * EntrySizes,
00090            bool high_rank_sharing_procs=false) const = 0;
00091 
00093 
00095   virtual bool GIDsAllUniquelyOwned() const = 0;
00097 };
00098 
00099 #endif /* EPETRA_DIRECTORY_H */

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