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Comparing trunk/OOPSE-4/src/io/basic_ifstrstream.hpp (file contents):
Revision 1582 by tim, Fri Oct 15 20:42:25 2004 UTC vs.
Revision 2204 by gezelter, Fri Apr 15 22:04:00 2005 UTC

# Line 1 | Line 1
1   /*
2 < * Copyright (C) 2000-2004  Object Oriented Parallel Simulation Engine (OOPSE) project
3 < *
4 < * Contact: oopse@oopse.org
5 < *
6 < * This program is free software; you can redistribute it and/or
7 < * modify it under the terms of the GNU Lesser General Public License
8 < * as published by the Free Software Foundation; either version 2.1
9 < * of the License, or (at your option) any later version.
10 < * All we ask is that proper credit is given for our work, which includes
11 < * - but is not limited to - adding the above copyright notice to the beginning
12 < * of your source code files, and to any copyright notice that you may distribute
13 < * with programs based on this work.
14 < *
15 < * This program is distributed in the hope that it will be useful,
16 < * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 < * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
18 < * GNU Lesser General Public License for more details.
19 < *
20 < * You should have received a copy of the GNU Lesser General Public License
21 < * along with this program; if not, write to the Free Software
22 < * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
2 > * Copyright (c) 2005 The University of Notre Dame. All Rights Reserved.
3   *
4 + * The University of Notre Dame grants you ("Licensee") a
5 + * non-exclusive, royalty free, license to use, modify and
6 + * redistribute this software in source and binary code form, provided
7 + * that the following conditions are met:
8 + *
9 + * 1. Acknowledgement of the program authors must be made in any
10 + *    publication of scientific results based in part on use of the
11 + *    program.  An acceptable form of acknowledgement is citation of
12 + *    the article in which the program was described (Matthew
13 + *    A. Meineke, Charles F. Vardeman II, Teng Lin, Christopher
14 + *    J. Fennell and J. Daniel Gezelter, "OOPSE: An Object-Oriented
15 + *    Parallel Simulation Engine for Molecular Dynamics,"
16 + *    J. Comput. Chem. 26, pp. 252-271 (2005))
17 + *
18 + * 2. Redistributions of source code must retain the above copyright
19 + *    notice, this list of conditions and the following disclaimer.
20 + *
21 + * 3. Redistributions in binary form must reproduce the above copyright
22 + *    notice, this list of conditions and the following disclaimer in the
23 + *    documentation and/or other materials provided with the
24 + *    distribution.
25 + *
26 + * This software is provided "AS IS," without a warranty of any
27 + * kind. All express or implied conditions, representations and
28 + * warranties, including any implied warranty of merchantability,
29 + * fitness for a particular purpose or non-infringement, are hereby
30 + * excluded.  The University of Notre Dame and its licensors shall not
31 + * be liable for any damages suffered by licensee as a result of
32 + * using, modifying or distributing the software or its
33 + * derivatives. In no event will the University of Notre Dame or its
34 + * licensors be liable for any lost revenue, profit or data, or for
35 + * direct, indirect, special, consequential, incidental or punitive
36 + * damages, however caused and regardless of the theory of liability,
37 + * arising out of the use of or inability to use software, even if the
38 + * University of Notre Dame has been advised of the possibility of
39 + * such damages.
40   */
41 <
41 >
42   /**
43   * @file basic_ifstrstream.hpp
44   * @author Teng Lin
# Line 33 | Line 49
49   #ifndef IO_IFSTRSTREAM_HPP
50   #define IO_IFSTRSTREAM_HPP
51  
52 + #include <cassert>
53   #include <cstring>
54   #include <fstream>
55   #include <sstream>
# Line 42 | Line 59 | using namespace std;
59   #endif
60  
61   namespace oopse {
45 – using namespace std;
46 – /**
47 – * @class basic_ifstrstream basic_ifstrstream.hpp "io/basic_ifstrstream.hpp"
48 – * @brief class provides a stream interface to read data from files.
49 – * <p>In single mode, it falls back to ifstream. Don't need to read the whole file into memory.
50 – * In parallel mode, the master node will read the whole file and brocast it to other slave nodes.
51 – * After brocasting, every node will fall back to stringstream.</p>
52 – *
53 – * @code
54 – *       const int MAXLEN = 1024;
55 – *       char buffer[MAXLEN];
56 – *       ifstrstream in;
57 – *       in.open("Shapes.frc");
58 – *       if (in.is_open()) {
59 – *           in.getline(buffer, MAXLEN);
60 – *       }
61 – *       in.close();
62 – * @endcode
63 – */
64 – template <class _CharT, class _Traits,  class _Alloc>
65 – class basic_ifstrstream : public basic_istream<_CharT, _Traits> {
66 –    public:
67 –        //traits
68 –        typedef _CharT                     char_type;
69 –        typedef typename _Traits::int_type int_type;
70 –        typedef typename _Traits::pos_type pos_type;
71 –        typedef typename _Traits::off_type off_type;
72 –        typedef _Traits                    traits_type;
62  
63 <        typedef basic_ios<_CharT, _Traits>                _Basic_ios;
64 <        typedef basic_istream<_CharT, _Traits>            _Base;
63 >  /**
64 >   * @class basic_ifstrstream basic_ifstrstream.hpp "io/basic_ifstrstream.hpp"
65 >   * @brief basic_ifstrstream class provides a stream interface to read data from files.
66 >   * <p>In single mode, it falls back to ifstream. Don't need to read the whole file into memory.
67 >   * In parallel mode, the master node will read the whole file and brocast it to other slave nodes.
68 >   * After brocasting, every node will fall back to stringstream.</p>
69 >   *
70 >   * @code
71 >   *       const int MAXLEN = 1024;
72 >   *       char buffer[MAXLEN];
73 >   *       ifstrstream in;
74 >   *       in.open("Shapes.frc");
75 >   *       if (in.is_open()) {
76 >   *           in.getline(buffer, MAXLEN);
77 >   *       }
78 >   *       in.close();
79 >   * @endcode
80 >   */
81 >  template <class _CharT, class _Traits,  class _Alloc>
82 >  class basic_ifstrstream : public std::basic_istream<_CharT, _Traits> {
83 >  public:
84 >    //traits
85 >    typedef _CharT                     char_type;
86 >    typedef typename _Traits::int_type int_type;
87 >    typedef typename _Traits::pos_type pos_type;
88 >    typedef typename _Traits::off_type off_type;
89 >    typedef _Traits                    traits_type;
90  
91 +    typedef std::basic_ios<_CharT, _Traits>                _Basic_ios;
92 +    typedef std::basic_istream<_CharT, _Traits>            _Base;
93 +
94   #ifdef IS_MPI
95 <         typedef basic_stringbuf<_CharT, _Traits, _Alloc>  _Buf;        
95 >    typedef std::basic_stringbuf<_CharT, _Traits, _Alloc>  _Buf;        
96   #else
97 <        typedef basic_filebuf<_CharT, _Traits>            _Buf;
97 >    typedef std::basic_filebuf<_CharT, _Traits>            _Buf;
98   #endif
99  
100 <        static  const int FileNoExists = -1;
101 <        static const int FileIOError = -2;
100 >    static  const int FileNotExists = -1;
101 >    static const int FileIOError = -2;
102          
103 <    public:
103 >  public:
104          
105 <        /**  Constructs an object of class ifstream.  */
106 <        basic_ifstrstream()
107 <            : basic_ios<_CharT, _Traits>(),  basic_istream<_CharT, _Traits>(0),
108 <              internalBuf_(NULL), isRead(false)  {
109 <
110 < #ifdef IS_MPI        
111 <            //in parallel mode, fall back to istringstream
95 <            basic_stringbuf<_CharT, _Traits, _Alloc>* stringBuffer = new  basic_stringbuf<_CharT, _Traits, _Alloc>();
96 <            internalBuf_ =  stringBuffer;
97 < #else
98 <            //in single version, fall back to ifstream
99 <            basic_filebuf<_CharT, _Traits>* fileBuffer = new  basic_filebuf<_CharT, _Traits>();
100 <            internalBuf_ =  fileBuffer;
101 < #endif            
102 <
103 <            this->init(internalBuf_);
104 <            isRead = false;
105 <        }
105 >    /**  Constructs an object of class ifstream.  */
106 >    basic_ifstrstream()
107 >      :  std::basic_istream<_CharT, _Traits>(0),
108 >         internalBuf_(), isRead(false)  {
109 >    
110 >        this->init(&internalBuf_);
111 >      }
112          
113 <        /**
114 <         * Explicit constructor
115 <         * @filename String containing the name of the file to be opened
116 <         * @mode Flags describing the requested i/o mode for the file, default value is ios_base::in      
117 <         * @checkFilename Flags indicating checking the file name in parallel
118 <         */
119 <        explicit basic_ifstrstream(const char* filename, ios_base::openmode mode = ios_base::in, bool checkFilename = false)
120 <            : basic_ios<_CharT, _Traits>(),  basic_istream<_CharT, _Traits>(0),
121 <              internalBuf_(NULL), isRead(false) {
113 >    /**
114 >     * Explicit constructor
115 >     * @filename String containing the name of the file to be opened
116 >     * @mode Flags describing the requested i/o mode for the file, default value is ios_base::in      
117 >     * @checkFilename Flags indicating checking the file name in parallel
118 >     */
119 >    explicit basic_ifstrstream(const char* filename, std::ios_base::openmode mode = std::ios_base::in, bool checkFilename = false)
120 >      :  std::basic_istream<_CharT, _Traits>(0),
121 >         internalBuf_(), isRead(false) {
122  
123 <           isRead =  internalOpen(filename,  mode | ios_base::in, checkFilename);
124 <         }
123 >        this->init(&internalBuf_);
124 >        isRead =  internalOpen(filename,  mode | std::ios_base::in, checkFilename);
125 >      }
126  
127 <        /**
128 <         * virtual destructor will close the file(in single mode) and clear the stream buffer
129 <         */
130 <        ~basic_ifstrstream(){
131 <            close();
132 <            delete internalBuf_;
126 <            internalBuf_ = NULL;
127 <        }
127 >    /**
128 >     * virtual destructor will close the file(in single mode) and clear the stream buffer
129 >     */
130 >    ~basic_ifstrstream(){
131 >      close();
132 >    }
133  
134 <        /**
135 <         * Opens a file and associats a buffer with the specified file to perform the i/o operations
136 <         * (single mode). Master reads a file and brocasts its content to the other slave nodes. After
137 <         * brocasting, every nodes fall back to stringstream (parallel mode).
138 <         * @filename String containing the name of the file to be opened
139 <         * @mode Flags describing the requested i/o mode for the file
140 <         * @checkFilename Flags indicating checking the file name in parallel
141 <         */
142 <        void open(const char* filename, ios_base::openmode mode = ios_base::in, bool checkFilename = false){
134 >    /**
135 >     * Opens a file and associats a buffer with the specified file to perform the i/o operations
136 >     * (single mode). Master reads a file and brocasts its content to the other slave nodes. After
137 >     * brocasting, every nodes fall back to stringstream (parallel mode).
138 >     * @filename String containing the name of the file to be opened
139 >     * @mode Flags describing the requested i/o mode for the file
140 >     * @checkFilename Flags indicating checking the file name in parallel
141 >     */
142 >    void open(const char* filename, std::ios_base::openmode mode = std::ios_base::in, bool checkFilename = false){
143  
144 <            if (!isRead ) {
145 <                isRead = internalOpen(filename, mode, checkFilename);
146 <            }
147 <        }
144 >      if (!isRead ) {
145 >        isRead = internalOpen(filename, mode, checkFilename);
146 >      }
147 >    }
148  
149 <        /**
150 <         * Tests if the stream is currently associated with a valid  buffer.
151 <         * @return true if a file has successfully been opened (single mode) or the whole file is read
152 <         * and spreaded among all of the processors (parallel mode),  otherwise false is returned
153 <         */
154 <        bool is_open ( ) {
149 >    /**
150 >     * Tests if the stream is currently associated with a valid  buffer.
151 >     * @return true if a file has successfully been opened (single mode) or the whole file is read
152 >     * and spreaded among all of the processors (parallel mode),  otherwise false is returned
153 >     */
154 >    bool is_open ( ) {
155   #ifdef IS_MPI            
156 <            return isRead;
156 >      return isRead;
157   #else
158 <            //single version fall back to ifstream
159 <            return this->rdbuf()->is_open();
158 >      //single version fall back to ifstream
159 >      return internalBuf_.is_open();
160   #endif
161 <        }
161 >    }
162  
163 <        /**
164 <         * In single mode, closes a file. The stream's file buffer is released from its association with
165 <         * the currently open file. In parallel mode, clean the
166 <         */
167 <        void close() {
163 >    /**
164 >     * In single mode, closes a file. The stream's file buffer is released from its association with
165 >     * the currently open file. In parallel mode, clean the
166 >     */
167 >    void close() {
168   #ifndef IS_MPI            
169 <            //single version fall back to ifstream
170 <            if (!this->rdbuf()->close())
171 <                this->setstate(ios_base::failbit);
169 >      //single version fall back to ifstream
170 >      if (!internalBuf_.close())
171 >        this->setstate(std::ios_base::failbit);
172   #endif            
173  
174 <            isRead = false;
175 <        }
174 >      isRead = false;
175 >    }
176          
177 <        /**
178 <         * Gets the stream buffer object associated with the stream
179 <         * @return   A pointer to the  stream buffe object(filebuf in single mode, stringbuf in
180 <         * parallel mode) associated with the stream.
181 <         */
182 <        _Buf* rdbuf() const{
183 <            return static_cast<_Buf*>(internalBuf_);
184 <        }
180 <
181 <    private:
182 <
183 <        /**
184 <         * Internal function used to open the file
185 <         * @return true if succesfully opens a file (single mode) or gets the file content (parallel mode)
186 <         * otherwise return false
187 <         * @filename String containing the name of the file to be opened
188 <         * @mode Flags describing the requested i/o mode for the file
189 <         * @todo use try - catch syntax to make the program more readable
190 <         */
191 <        bool internalOpen(const char* filename, ios_base::openmode mode, bool checkFilename){
177 >    /**
178 >     * Gets the stream buffer object associated with the stream
179 >     * @return   A pointer to the  stream buffe object(filebuf in single mode, stringbuf in
180 >     * parallel mode) associated with the stream.
181 >     */
182 >    _Buf* rdbuf() const{
183 >      return static_cast<_Buf*>(&internalBuf_);
184 >    }
185  
186 +  private:
187 +
188 +    /**
189 +     * Internal function used to open the file
190 +     * @return true if succesfully opens a file (single mode) or gets the file content (parallel mode)
191 +     * otherwise return false
192 +     * @filename String containing the name of the file to be opened
193 +     * @mode Flags describing the requested i/o mode for the file
194 +     * @todo use try - catch syntax to make the program more readable
195 +     */
196 +    bool internalOpen(const char* filename, std::ios_base::openmode mode, bool checkFilename){
197 +
198   #ifdef IS_MPI        
199 <            int commStatus;
200 <            long fileSize;
201 <            char* fbuf;
202 <            int filenameLen;
203 <            int diffFilename;
204 <            int error;
205 <            int myRank;
206 <            int masterNode;
199 >      int commStatus;
200 >      long fileSize;
201 >      char* fbuf;
202 >      int filenameLen;
203 >      int diffFilename;
204 >      int error;
205 >      int myRank;
206 >      int masterNode;
207  
208 <            commStatus = MPI_Comm_rank(MPI_COMM_WORLD, &myRank);
209 <            masterNode = 0;
208 >      commStatus = MPI_Comm_rank(MPI_COMM_WORLD, &myRank);
209 >      masterNode = 0;
210              
211 <            if (myRank == masterNode) {
211 >      if (myRank == masterNode) {
212  
213 <                if (checkFilename) {
213 >        if (checkFilename) {
214  
215 <                    //check the filename is the same
216 <                    filenameLen = strlen(filename);
217 <                    commStatus = MPI_Bcast(filenameLen, 1, MPI_INT, masterNode, MPI_COMM_WORLD);    
218 <                    commStatus = MPI_Bcast(filename, filenameLen, MPI_CHAR, masterNode, MPI_COMM_WORLD);    
215 >          //check the filename is the same
216 >          filenameLen = strlen(filename);
217 >          commStatus = MPI_Bcast(&filenameLen, 1, MPI_INT, masterNode, MPI_COMM_WORLD);    
218 >          commStatus = MPI_Bcast((void*)filename, filenameLen, MPI_CHAR, masterNode, MPI_COMM_WORLD);    
219  
220 <                    diffFilename = 0;
221 <                    commStatus = MPI_Allreduce(diffFilename, error, 1,  MPI_INT,  MPI_COMM_WORLD);            
220 >          diffFilename = 0;
221 >          commStatus = MPI_Allreduce(&diffFilename, &error, 1,  MPI_INT, MPI_SUM,  MPI_COMM_WORLD);            
222  
223 <                    //if file names are different just return false
224 <                    if (error > 0)
225 <                        return false;  
226 <                }
223 >          //if file names are different just return false
224 >          if (error > 0)
225 >            return false;  
226 >        }
227                  
228 <                ifstream fin(filename, mode);
224 <                basic_stringbuf<_CharT, _Traits, _Alloc>* sbuf;
228 >        std::ifstream fin(filename, mode);
229  
230 <                if (fin.is_open()) {
230 >        if (fin.is_open()) {
231                      
232 <                    fin.in.seekg(0, ios::end);
233 <                    fileSize = fin.tellg();
234 <
231 <                    // '\0' need one more char
232 <                    fbuf = new char[fileSize+1];
232 >          fin.seekg(0, std::ios::end);
233 >          fileSize = fin.tellg();
234 >          fin.seekg(0, std::ios::beg);
235                      
236 <                    assert(fbuf != 0);
236 >          // '\0' need one more char
237 >          fbuf = new char[fileSize+1];
238 >                    
239 >          assert(fbuf != 0);
240  
241 <                    fin.read(fbuf, fileSize);
241 >          fin.read(fbuf, fileSize);
242  
243 <                    if (fin.fail())
244 <                        fileSize = FileIOError;
243 >          if (fin.fail())
244 >            fileSize = FileIOError;
245                      
246 <                    //brocasting the file size
247 <                    commStatus = MPI_Bcast(&fileSize, 1, MPI_LONG, masterNode, MPI_COMM_WORLD);                  
246 >          //brocasting the file size
247 >          commStatus = MPI_Bcast(&fileSize, 1, MPI_LONG, masterNode, MPI_COMM_WORLD);                  
248  
249 <                    if (fileSize < 0) {
250 <                        fin.close();                    
251 <                        delete fbuf;
249 >          if (fileSize < 0) {
250 >            fin.close();                    
251 >            delete fbuf;
252                          
253 <                        return false;
254 <                    }
253 >            return false;
254 >          }
255                      
256 <                    // make a c-style string and brocasting it
257 <                    fbuf[fileSize] = '\0';
258 <                    commStatus = MPI_Bcast(fbuf, fileSize + 1, MPI_CHAR, masterNode, MPI_COMM_WORLD);
256 >          // make a c-style  std::string and brocasting it
257 >          fbuf[fileSize] = '\0';
258 >          commStatus = MPI_Bcast(fbuf, fileSize + 1, MPI_CHAR, masterNode, MPI_COMM_WORLD);
259  
260 <                    //it is safe to delete null pointer
261 <                    delete internalBuf_;
262 <
263 <                    //initilaize istream
264 <                    internalBuf_  = new basic_stringbuf<_CharT, _Traits, _Alloc>(fbuf, mode);
265 <                    assert(internalBuf_);
266 <                    this->init(internalBuf_);
267 <
268 <                    //close the file and delete the buffer
264 <                    fin.close();                    
265 <                    delete fbuf;
266 <                }else{
267 <                    fileSize = FileNoExists;
268 <                    commStatus = MPI_Bcast(&fileSize, 1, MPI_LONG, masterNode, MPI_COMM_WORLD);  
269 <                    return false;
270 <                }
260 >          //close the file and delete the buffer
261 >          fin.close();      
262 >          internalBuf_.str(fbuf);
263 >          delete fbuf;
264 >        }else{
265 >          fileSize = FileNotExists;
266 >          commStatus = MPI_Bcast(&fileSize, 1, MPI_LONG, masterNode, MPI_COMM_WORLD);  
267 >          return false;
268 >        }
269                
270 <             } else{
273 <                    //check file name
274 <                    if (checkFilename) {
275 <                        commStatus = MPI_Bcast(filenameLen, 1, MPI_INT, masterNode, MPI_COMM_WORLD);    
270 >      } else{ //slave nodes
271  
272 <                        char * masterFilename = new char[filenameLen];
273 <                        commStatus = MPI_Bcast(masterFilename, filenameLen, MPI_CHAR, masterNode, MPI_COMM_WORLD);    
272 >        //check file name
273 >        if (checkFilename) {
274 >          commStatus = MPI_Bcast(&filenameLen, 1, MPI_INT, masterNode, MPI_COMM_WORLD);    
275 >
276 >          char * masterFilename = new char[filenameLen];
277 >          commStatus = MPI_Bcast(masterFilename, filenameLen, MPI_CHAR, masterNode, MPI_COMM_WORLD);    
278          
279 <                        if( strcmp(masterFilename, filename) == 0)
280 <                            diffFilename = 0;
281 <                        else
282 <                            diffFilename = 1;
279 >          if( strcmp(masterFilename, filename) == 0)
280 >            diffFilename = 0;
281 >          else
282 >            diffFilename = 1;
283  
284 <                        delete masterFilename;
284 >          delete masterFilename;
285                          
286 <                        commStatus = MPI_Allreduce(diffFilename, error, 1,  MPI_INT,  MPI_COMM_WORLD);    
286 >          commStatus = MPI_Allreduce(&diffFilename, &error, 1,  MPI_INT,  MPI_SUM, MPI_COMM_WORLD);    
287  
288 <                        if (error > 0)
289 <                            return false;                        
290 <                    }
291 <                    //get file size
292 <                    commStatus = MPI_Bcast(&fileSize, 1, MPI_LONG, masterNode, MPI_COMM_WORLD);  
288 >          if (error > 0)
289 >            return false;                        
290 >        }
291 >        //get file size
292 >        commStatus = MPI_Bcast(&fileSize, 1, MPI_LONG, masterNode, MPI_COMM_WORLD);  
293  
294 <                    if (fileSize >= 0 ) {
295 <                        fbuf = new char[fileSize+1];
296 <                        assert(fbuf);
294 >        if (fileSize >= 0 ) {
295 >          fbuf = new char[fileSize+1];
296 >          assert(fbuf);
297  
298 <                        //receive file content
299 <                        commStatus = MPI_Bcast(fbuf, fileSize + 1, MPI_CHAR, masterNode, MPI_COMM_WORLD);
298 >          //receive file content
299 >          commStatus = MPI_Bcast(fbuf, fileSize + 1, MPI_CHAR, masterNode, MPI_COMM_WORLD);
300  
301 <                        //it is safe to delete null pointer
302 <                        delete internalBuf_;
301 >          internalBuf_.str(fbuf);
302 >          delete fbuf;
303  
304 <                        //initilaize istream                        
305 <                        internalBuf_  = new basic_stringbuf<_CharT, _Traits, _Alloc>(fbuf, mode);
307 <                        assert(internalBuf_);
308 <                        this->init(internalBuf_);
304 >        } else if (fileSize == FileNotExists ) {
305 >          return false;
306  
307 <                        delete fbuf;
307 >        } else if (fileSize == FileIOError ) {
308 >          return false;
309 >        }
310 >      }
311  
312 –                    } else if (fileSize == FileNoExists ) {
313 –                        return false;
314 –
315 –                    } else if (fileSize == FileIOError ) {
316 –                        return false;
317 –                    }
318 –             }
319 –
312   #else
313 <            //in single version, fall back to ifstream
314 <            basic_filebuf<_CharT, _Traits>* fileBuffer = new  basic_filebuf<_CharT, _Traits>();
313 >      //in single version, fall back to ifstream
314 >      if (!internalBuf_.open(filename, mode)) {
315 >        this->setstate(std::ios_base::failbit);
316 >        return false;
317 >      }    
318  
324 –            this->init(fileBuffer);
325 –            if (!fileBuffer->open(filename, mode))
326 –                this->setstate(ios_base::failbit);
327 –
328 –            //it is safe to delete null pointer
329 –            delete internalBuf_;
330 –
331 –           internalBuf_ =  fileBuffer;
319   #endif
320 <
321 <            return true;
322 <        }
320 >      this->clear();
321 >      return true;
322 >    }
323          
324 <        basic_streambuf<_CharT, _Traits>*  internalBuf_; /** internal stream buffer */        
325 <        bool isRead;                                                                    /** file opened flag */
326 < };
324 >    _Buf  internalBuf_; /** internal stream buffer */        
325 >    bool isRead;                                                                    /** file opened flag */
326 >  };
327  
328 < typedef basic_ifstrstream<char, char_traits<char>, allocator<char> > ifstrstream;
328 >  typedef basic_ifstrstream<char, std::char_traits<char>, std::allocator<char> > ifstrstream;
329   }//namespace oopse
330   #endif //IO_IFSTRSTREAM_HPP

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