/usr/include/libmesh/mapvector.h is in libmesh-dev 0.7.1-2ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 | // $Id: mapvector.h 3874 2010-07-02 21:57:26Z roystgnr $
// The libMesh Finite Element Library.
// Copyright (C) 2002-2008 Benjamin S. Kirk, John W. Peterson, Roy H. Stogner
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; either
// version 2.1 of the License, or (at your option) any later version.
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// Lesser General Public License for more details.
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#ifndef __mapvector_h__
#define __mapvector_h__
// C++ Includes -----------------------------------
#include <map>
namespace libMesh
{
/**
* This \p mapvector templated class is intended to provide the
* performance characteristics of a std::map with an interface more
* closely resembling that of a std::vector, for use with ParallelMesh.
*
* \author Roy H. Stogner
* \date $Date: 2010-07-02 16:57:26 -0500 (Fri, 02 Jul 2010) $
* \version $Revision: 3874 $
*/
template <typename Val>
class mapvector : public std::map<unsigned int, Val>
{
public:
typedef std::map<unsigned int, Val> maptype;
Val& operator[] (const unsigned int &k)
{
return maptype::operator[](k);
}
Val operator[] (const unsigned int &k) const
{
typename maptype::const_iterator it = this->find(k);
return it == this->end().it? Val() : it->second;
}
class veclike_iterator
{
public:
veclike_iterator(const typename maptype::iterator &i)
: it(i) {}
veclike_iterator(const veclike_iterator &i)
: it(i.it) {}
Val& operator*() const { return it->second; }
veclike_iterator& operator++() { ++it; return *this; }
veclike_iterator operator++(int) {
veclike_iterator i = *this;
++(*this);
return i;
}
bool operator==(const veclike_iterator &other) const {
return it == other.it;
}
bool operator!=(const veclike_iterator &other) const {
return it != other.it;
}
typename maptype::iterator it;
};
class const_veclike_iterator
{
public:
const_veclike_iterator(const typename maptype::const_iterator &i)
: it(i) {}
const_veclike_iterator(const const_veclike_iterator &i)
: it(i.it) {}
const_veclike_iterator(const veclike_iterator &i)
: it(i.it) {}
const Val& operator*() const { return it->second; }
const_veclike_iterator& operator++() { ++it; return *this; }
const_veclike_iterator operator++(int) {
veclike_iterator i = *this;
++(*this);
return i;
}
bool operator==(const const_veclike_iterator &other) const {
return it == other.it;
}
bool operator!=(const const_veclike_iterator &other) const {
return it != other.it;
}
typename maptype::const_iterator it;
};
void erase(unsigned int i) {
maptype::erase(i);
}
void erase(const veclike_iterator &pos) {
maptype::erase(pos.it);
}
veclike_iterator begin() {
return veclike_iterator(maptype::begin());
}
const_veclike_iterator begin() const {
return const_veclike_iterator(maptype::begin());
}
veclike_iterator end() {
return veclike_iterator(maptype::end());
}
const_veclike_iterator end() const {
return const_veclike_iterator(maptype::end());
}
};
} // namespace libMesh
#endif // __mapvector_h__
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