Teuchos Package Browser (Single Doxygen Collection)  Version of the Day
Teuchos_map.hpp
Go to the documentation of this file.
1 // @HEADER
2 // ***********************************************************************
3 //
4 // Teuchos: Common Tools Package
5 // Copyright (2004) Sandia Corporation
6 //
7 // Under terms of Contract DE-AC04-94AL85000, there is a non-exclusive
8 // license for use of this work by or on behalf of the U.S. Government.
9 //
10 // Redistribution and use in source and binary forms, with or without
11 // modification, are permitted provided that the following conditions are
12 // met:
13 //
14 // 1. Redistributions of source code must retain the above copyright
15 // notice, this list of conditions and the following disclaimer.
16 //
17 // 2. Redistributions in binary form must reproduce the above copyright
18 // notice, this list of conditions and the following disclaimer in the
19 // documentation and/or other materials provided with the distribution.
20 //
21 // 3. Neither the name of the Corporation nor the names of the
22 // contributors may be used to endorse or promote products derived from
23 // this software without specific prior written permission.
24 //
25 // THIS SOFTWARE IS PROVIDED BY SANDIA CORPORATION "AS IS" AND ANY
26 // EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
27 // IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
28 // PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL SANDIA CORPORATION OR THE
29 // CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
30 // EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
31 // PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
32 // PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
33 // LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
34 // NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
35 // SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
36 //
37 // Questions? Contact Michael A. Heroux (maherou@sandia.gov)
38 //
39 // ***********************************************************************
40 // @HEADER
41 
42 #ifndef TEUCHOS_MAP_H
43 #define TEUCHOS_MAP_H
44 
49 #include "Teuchos_ConfigDefs.hpp"
50 
62 namespace Teuchos {
63 
64 #ifdef TFLOP
65 
66 template<class Key, class T>
67 class std::map {
68 public:
69  typedef Key key_type;
70  typedef T mapped_type;
71  typedef std::pair<Key,T> value_type;
72  typedef std::list<value_type> list_t;
73  typedef typename list_t::iterator iterator;
74  typedef typename list_t::const_iterator const_iterator;
75 
77 
78 
80  std::map() {}
81 
83  std::map( const std::map<Key,T>& map_in ) : list_( map_in.list_ ) {}
84 
86  virtual ~std::map() {}
88 
90 
91 
93  iterator begin() { return list_.begin(); }
94 
96  const_iterator begin() const { return list_.begin(); }
97 
99  iterator end() { return list_.end(); }
100 
102  const_iterator end() const { return list_.end(); }
103 
105 
109  mapped_type& operator[]( const key_type& k )
110  {
111  iterator itr = find(k);
112  if(itr != end()) return (*itr).second;
113  list_.push_back( value_type( k, T() ) );
114  return list_.back().second;
115  }
117 
119 
120 
122 
126  iterator find(const key_type& k)
127  {
128  for( iterator itr = begin(); itr != end(); ++itr ) {
129  if( (*itr).first == k ) {
130  return itr;
131  }
132  }
133  return end();
134  }
135 
137 
141  const_iterator find(const key_type& k) const
142  {
143  for( const_iterator itr = begin(); itr != end(); ++itr ) {
144  if( (*itr).first == k ) {
145  return itr;
146  }
147  }
148  return end();
149  }
150 
151  bool empty() const { return list_.empty(); }
152 
154 private:
155  list_t list_;
156 };
157 
158 #else
159 
160 using std::map;
161 
162 #endif
163 
164 } // namespace Teuchos
165 
166 #endif // TEUCHOS_MAP_H
Teuchos header file which uses auto-configuration information to include necessary C++ headers...