src/io/SectionParser.cpp

/*
 * Copyright (c) 2005 The University of Notre Dame. All Rights Reserved.
 *
 * The University of Notre Dame grants you ("Licensee") a
 * non-exclusive, royalty free, license to use, modify and
 * redistribute this software in source and binary code form, provided
 * that the following conditions are met:
 *
 * 1. Acknowledgement of the program authors must be made in any
 *    publication of scientific results based in part on use of the
 *    program.  An acceptable form of acknowledgement is citation of
 *    the article in which the program was described (Matthew
 *    A. Meineke, Charles F. Vardeman II, Teng Lin, Christopher
 *    J. Fennell and J. Daniel Gezelter, "OOPSE: An Object-Oriented
 *    Parallel Simulation Engine for Molecular Dynamics,"
 *    J. Comput. Chem. 26, pp. 252-271 (2005))
 *
 * 2. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 *
 * 3. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the
 *    distribution.
 *
 * This software is provided "AS IS," without a warranty of any
 * kind. All express or implied conditions, representations and
 * warranties, including any implied warranty of merchantability,
 * fitness for a particular purpose or non-infringement, are hereby
 * excluded.  The University of Notre Dame and its licensors shall not
 * be liable for any damages suffered by licensee as a result of
 * using, modifying or distributing the software or its
 * derivatives. In no event will the University of Notre Dame or its
 * licensors be liable for any lost revenue, profit or data, or for
 * direct, indirect, special, consequential, incidental or punitive
 * damages, however caused and regardless of the theory of liability,
 * arising out of the use of or inability to use software, even if the
 * University of Notre Dame has been advised of the possibility of
 * such damages.
 */
 
#include "io/SectionParser.hpp"
#include "utils/Trim.hpp"
namespace oopse {

  void SectionParser::parse(std::istream& input, ForceField& ff, int lineNo) {
    const int bufferSize = 65535;
    char buffer[bufferSize];
    std::string line;
    while(input.getline(buffer, bufferSize)) {
      ++lineNo;
      line = trimLeftCopy(buffer);
      //a line begins with "//" is comment
      // let's also call lines starting with # and ! as comments
      if (isEndSection(line)) {
        break;
      } else if ( line.empty() || 
                  (line.size() >= 2 && line[0] == '/' && line[1] == '/') ||
                  (line.size() >= 1 && line[0] == '#') || 
                  (line.size() >= 1 && line[0] == '!') ) {
        continue;
      } else {
        parseLine(ff, line, lineNo);
      }
    }
  }
  
  bool SectionParser::isEndSection(const std::string& line) {
    StringTokenizer tokenizer(line);
    
    if (tokenizer.countTokens() >= 2) {
      std::string keyword = tokenizer.nextToken();
      
      if (keyword != "end"){
        return false;
      } 
      
      std::string section = tokenizer.nextToken();
      if (section == sectionName_) {
        return true;
      }else {
        return false;
      }
      
    }else {
      return false;
    }
    
  }

}//namespace oopse
Revision:	2211
Committed:	Thu Apr 21 14:12:19 2005 UTC (19 years, 2 months ago) by chrisfen
File size:	3386 byte(s)
Log Message:	Shapes is limping along with a array bounds overwrite (I think...). At least the parser loads the forcefield fine...
#	User	Rev	Content
1	gezelter	2204	/*
2	gezelter	1930	* 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
42			#include "io/SectionParser.hpp"
43			#include "utils/Trim.hpp"
44			namespace oopse {
45
46	gezelter	2204	void SectionParser::parse(std::istream& input, ForceField& ff, int lineNo) {
47	gezelter	1930	const int bufferSize = 65535;
48			char buffer[bufferSize];
49			std::string line;
50			while(input.getline(buffer, bufferSize)) {
51	gezelter	2204	++lineNo;
52			line = trimLeftCopy(buffer);
53			//a line begins with "//" is comment
54	chrisfen	2211	// let's also call lines starting with # and ! as comments
55	gezelter	2204	if (isEndSection(line)) {
56	chrisfen	2211	break;
57			} else if ( line.empty() \|\|
58			(line.size() >= 2 && line[0] == '/' && line[1] == '/') \|\|
59			(line.size() >= 1 && line[0] == '#') \|\|
60			(line.size() >= 1 && line[0] == '!') ) {
61			continue;
62	gezelter	2204	} else {
63	chrisfen	2211	parseLine(ff, line, lineNo);
64	gezelter	2204	}
65	gezelter	1930	}
66	gezelter	2204	}
67	chrisfen	2211
68	gezelter	2204	bool SectionParser::isEndSection(const std::string& line) {
69	gezelter	1930	StringTokenizer tokenizer(line);
70	chrisfen	2211
71	gezelter	1930	if (tokenizer.countTokens() >= 2) {
72	gezelter	2204	std::string keyword = tokenizer.nextToken();
73	chrisfen	2211
74	gezelter	2204	if (keyword != "end"){
75	chrisfen	2211	return false;
76	gezelter	2204	}
77	chrisfen	2211
78	gezelter	2204	std::string section = tokenizer.nextToken();
79			if (section == sectionName_) {
80	chrisfen	2211	return true;
81	gezelter	2204	}else {
82	chrisfen	2211	return false;
83	gezelter	2204	}
84	chrisfen	2211
85	gezelter	1930	}else {
86	gezelter	2204	return false;
87	gezelter	1930	}
88	chrisfen	2211
89	gezelter	2204	}
90	gezelter	1930
91			}//namespace oopse