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root/OpenMD/trunk/src/utils/StringTokenizer.cpp

Comparing trunk/src/utils/StringTokenizer.cpp (file contents):
Revision 246 by gezelter, Wed Jan 12 22:41:40 2005 UTC vs.
Revision 1782 by gezelter, Wed Aug 22 02:28:28 2012 UTC

#	Line 1 | Line 1
1	<	/*
1	>	/*
2		* Copyright (c) 2005 The University of Notre Dame. All Rights Reserved.
3		*
4		* The University of Notre Dame grants you ("Licensee") a
#	Line 6 | Line 6
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
9	>	* 1. Redistributions of source code must retain the above copyright
10		*    notice, this list of conditions and the following disclaimer.
11		*
12	<	* 3. Redistributions in binary form must reproduce the above copyright
12	>	* 2. Redistributions in binary form must reproduce the above copyright
13		*    notice, this list of conditions and the following disclaimer in the
14		*    documentation and/or other materials provided with the
15		*    distribution.
#	Line 37 | Line 28
28		* arising out of the use of or inability to use software, even if the
29		* University of Notre Dame has been advised of the possibility of
30		* such damages.
31	+	*
32	+	* SUPPORT OPEN SCIENCE!  If you use OpenMD or its source code in your
33	+	* research, please cite the appropriate papers when you publish your
34	+	* work.  Good starting points are:
35	+	*
36	+	* [1]  Meineke, et al., J. Comp. Chem. 26, 252-271 (2005).
37	+	* [2]  Fennell & Gezelter, J. Chem. Phys. 124, 234104 (2006).
38	+	* [3]  Sun, Lin & Gezelter, J. Chem. Phys. 128, 24107 (2008).
39	+	* [4]  Kuang & Gezelter,  J. Chem. Phys. 133, 164101 (2010).
40	+	* [5]  Vardeman, Stocker & Gezelter, J. Chem. Theory Comput. 7, 834 (2011).
41		*/
42
43		#include <iostream>
#	Line 44 | Line 45
45		#include <sstream>
46		#include "utils/StringTokenizer.hpp"
47
48	<	namespace oopse {
48	>	namespace OpenMD {
49
50
51	<	StringTokenizer::StringTokenizer(const std::string & str, const std::string & delim)
52	<	: tokenString_(str), delim_(delim), returnTokens_(false),
53	<	currentPos_(tokenString_.begin()), end_(tokenString_.end()){
51	>	StringTokenizer::StringTokenizer(const std::string & str, const std::string & delim)
52	>	: tokenString_(str), delim_(delim), returnTokens_(false),
53	>	currentPos_(tokenString_.begin()), end_(tokenString_.end()){
54
55	<	}
55	>	}
56
57	<	StringTokenizer::StringTokenizer(std::string::const_iterator& first, std::string::const_iterator& last,
58	<	const std::string & delim)
59	<	: tokenString_(first, last) , delim_(delim), returnTokens_(false),
60	<	currentPos_(tokenString_.begin()), end_(tokenString_.end()) {
57	>	StringTokenizer::StringTokenizer(std::string::const_iterator& first, std::string::const_iterator& last,
58	>	const std::string & delim)
59	>	: tokenString_(first, last) , delim_(delim), returnTokens_(false),
60	>	currentPos_(tokenString_.begin()), end_(tokenString_.end()) {
61
62	<	}
62	>	}
63
64	<	StringTokenizer::StringTokenizer(const std::string&str, const std::string&delim,
65	<	bool returnTokens)
66	<	: tokenString_(str), delim_(delim), returnTokens_(returnTokens),
67	<	currentPos_(tokenString_.begin()), end_(tokenString_.end()) {
64	>	StringTokenizer::StringTokenizer(const std::string&str, const std::string&delim,
65	>	bool returnTokens)
66	>	: tokenString_(str), delim_(delim), returnTokens_(returnTokens),
67	>	currentPos_(tokenString_.begin()), end_(tokenString_.end()) {
68
69	<	}
69	>	}
70
71	<	bool StringTokenizer::isDelimiter(const char c) {
71	>	bool StringTokenizer::isDelimiter(const char c) {
72		return delim_.find(c) == std::string::npos ? false : true;
73	<	}
73	>	}
74
75	<	int StringTokenizer::countTokens() {
75	>	int StringTokenizer::countTokens() {
76
77		std::string::const_iterator tmpIter = currentPos_;
78		int numToken = 0;
79
80		while (true) {
81
82	<	//skip delimiter first
83	<	while( tmpIter != end_ && isDelimiter(*tmpIter)) {
84	<	++tmpIter;
82	>	//skip delimiter first
83	>	while( tmpIter != end_ && isDelimiter(*tmpIter)) {
84	>	++tmpIter;
85
86	<	if (returnTokens_) {
87	<	//if delimiter is consider as token
88	<	++numToken;
89	<	}
90	<	}
86	>	if (returnTokens_) {
87	>	//if delimiter is consider as token
88	>	++numToken;
89	>	}
90	>	}
91
92	<	if (tmpIter == end_) {
93	<	break;
94	<	}
92	>	if (tmpIter == end_) {
93	>	break;
94	>	}
95
96	<	//encount a token here
97	<	while ( tmpIter != end_ && !isDelimiter(*tmpIter) ) {
98	<	++tmpIter;
99	<	}
96	>	//encount a token here
97	>	while ( tmpIter != end_ && !isDelimiter(*tmpIter) ) {
98	>	++tmpIter;
99	>	}
100
101	<	++numToken;
101	>	++numToken;
102
103		}
104
105		return numToken;
106	<	}
106	>	}
107
108	<	bool StringTokenizer::hasMoreTokens() {
108	>	bool StringTokenizer::hasMoreTokens() {
109
110		if (currentPos_ == end_) {
111	<	return false;
111	>	return false;
112		} else if (returnTokens_) {
113	<	return true;
113	>	return true;
114		} else {
115	<	std::string::const_iterator i = currentPos_;
115	>	std::string::const_iterator i = currentPos_;
116
117	<	//walk through the remaining string to check whether it contains non-delimeter or not
118	<	while(i != end_ && isDelimiter(*i)) {
119	<	++i;
120	<	}
117	>	//walk through the remaining string to check whether it contains non-delimeter or not
118	>	while(i != end_ && isDelimiter(*i)) {
119	>	++i;
120	>	}
121
122	<	return i != end_ ? true : false;
122	>	return i != end_ ? true : false;
123		}
124	<	}
124	>	}
125
126	<	std::string StringTokenizer::nextToken() {
126	>	std::string StringTokenizer::nextToken() {
127		std::string result;
128
129		if(currentPos_ != end_) {
130	<	std::insert_iterator<std::string> insertIter(result, result.begin());
130	>	std::insert_iterator<std::string> insertIter(result, result.begin());
131
132	<	while( currentPos_ != end_ && isDelimiter(*currentPos_)) {
132	>	while( currentPos_ != end_ && isDelimiter(*currentPos_)) {
133
134	<	if (returnTokens_) {
135	<	*insertIter++ = *currentPos_++;
136	<	return result;
137	<	}
134	>	if (returnTokens_) {
135	>	*insertIter++ = *currentPos_++;
136	>	return result;
137	>	}
138
139	<	++currentPos_;
140	<	}
139	>	++currentPos_;
140	>	}
141
142	<	while (currentPos_ != end_ && !isDelimiter(*currentPos_)) {
143	<	*insertIter++ = *currentPos_++;
144	<	}
142	>	while (currentPos_ != end_ && !isDelimiter(*currentPos_)) {
143	>	*insertIter++ = *currentPos_++;
144	>	}
145
146		}
147
148		return result;
149	<	}
149	>	}
150
151	<	bool StringTokenizer::nextTokenAsBool() {
151	>	bool StringTokenizer::nextTokenAsBool() {
152		std::string token = nextToken();
153		std::istringstream iss(token);
154		bool result;
155
156		if (iss >> result) {
157	<	return result;
157	>	return result;
158		} else {
159	<	std::cerr << "unable to convert " << token << " to a bool" << std::endl;
160	<	return false;
159	>	std::cerr << "unable to convert " << token << " to a bool" << std::endl;
160	>	return false;
161		}
162	<	}
163	<
164	<	int StringTokenizer::nextTokenAsInt() {
162	>	}
163	>
164	>	//Since libstdc++(GCC 3.2) has an i/ostream::operator>>/<<(streambuf*) bug (Bug 9318)
165	>	//Instead of using iostream facility, we use C library
166	>	int StringTokenizer::nextTokenAsInt() {
167		std::string token = nextToken();
168	<	std::istringstream iss(token);
169	<	int result;
170	<
168	<	if (iss >> result) {
169	<	return result;
170	<	} else {
171	<	std::cerr << "unable to convert " << token << " to an integer" << std::endl;
172	<	return 0;
173	<	}
174	<	}
168	>
169	>	return atoi(token.c_str());
170	>	}
171
172	<	float StringTokenizer::nextTokenAsFloat() {
172	>	float StringTokenizer::nextTokenAsFloat() {
173		std::string token = nextToken();
174	<	std::istringstream iss(token);
175	<	float result;
176	<
181	<	if (iss >> result) {
182	<	return result;
183	<	} else {
184	<	std::cerr << "unable to convert " << token << " to a float" << std::endl;
185	<	return 0.0;
186	<	}
187	<	}
174	>	convertFortranNumber(token);
175	>	return (float) (atof(token.c_str()));
176	>	}
177
178	<	double StringTokenizer::nextTokenAsDouble() {
178	>	RealType StringTokenizer::nextTokenAsDouble() {
179		std::string token = nextToken();
180	<	std::istringstream iss(token);
181	<	double result;
182	<
194	<	if (iss >> result) {
195	<	return result;
196	<	} else {
197	<	std::cerr << "unable to convert " << token << " to a double" << std::endl;
198	<	return 0.0;
199	<	}
200	<	}
180	>	convertFortranNumber(token);
181	>	return atof(token.c_str());
182	>	}
183
184	<	std::string  StringTokenizer::peekNextToken() {
184	>	std::string  StringTokenizer::peekNextToken() {
185		std::string result;
186		std::string::const_iterator tmpIter = currentPos_;
187
188		if(tmpIter != end_) {
189	<	std::insert_iterator<std::string> insertIter(result, result.begin());
189	>	std::insert_iterator<std::string> insertIter(result, result.begin());
190
191	<	while(tmpIter != end_ && isDelimiter(*tmpIter)) {
191	>	while(tmpIter != end_ && isDelimiter(*tmpIter)) {
192
193	<	if (returnTokens_) {
194	<	*insertIter++ = *tmpIter++;
195	<	return result;
196	<	}
193	>	if (returnTokens_) {
194	>	*insertIter++ = *tmpIter++;
195	>	return result;
196	>	}
197
198	<	++tmpIter;
199	<	}
198	>	++tmpIter;
199	>	}
200
201	<	while (tmpIter != end_ && !isDelimiter(*tmpIter)) {
202	<	*insertIter++ = *tmpIter++;
203	<	}
201	>	while (tmpIter != end_ && !isDelimiter(*tmpIter)) {
202	>	*insertIter++ = *tmpIter++;
203	>	}
204		}
205
206		return result;
207	<	}
207	>	}
208
209	<	}//end namespace oopse
209	>	std::vector<std::string>  StringTokenizer::getAllTokens() {
210	>	std::vector<std::string> tokens;
211	>	while (hasMoreTokens()) {
212	>	tokens.push_back(nextToken());
213	>	}
214	>	return tokens;
215	>	}
216	>	void StringTokenizer::convertFortranNumber(std::string& fortranNumber) {
217	>	std::string::iterator i;
218	>	for(i = fortranNumber.begin(); i != fortranNumber.end(); ++i) {
219	>	if (*i == 'd' || *i == 'D') {
220	>	*i = 'E';
221	>	}
222	>	}
223	>	}
224
225	+	}//end namespace OpenMD
226	+

Comparing trunk/src/utils/StringTokenizer.cpp (property svn:keywords):
Revision 246 by gezelter, Wed Jan 12 22:41:40 2005 UTC vs.
Revision 1782 by gezelter, Wed Aug 22 02:28:28 2012 UTC

#	Line 0 | Line 1
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