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root/OpenMD/branches/development/src/utils/StringUtils.cpp
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Comparing:
trunk/src/utils/StringUtils.cpp (file contents), Revision 246 by gezelter, Wed Jan 12 22:41:40 2005 UTC vs.
branches/development/src/utils/StringUtils.cpp (file contents), Revision 1665 by gezelter, Tue Nov 22 20:38:56 2011 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 <
42 >
43 > #include <algorithm>
44 > #include <stdlib.h>
45   #include "utils/StringUtils.hpp"
46  
47 < namespace oopse {
48 < std::string UpperCase(const std::string& S) {
49 <  std::string uc = S;
50 <  unsigned int n = uc.size();
51 <  for (unsigned int j = 0; j < n; j++) {  
52 <    char sj = uc[j];
53 <    if (sj >= 'a' && sj <= 'z') uc[j] = (char)(sj - ('a' - 'A'));
47 > namespace OpenMD {
48 >  std::string UpperCase(const std::string& S) {
49 >    std::string uc = S;
50 >    unsigned int n = uc.size();
51 >    for (unsigned int j = 0; j < n; j++) {  
52 >      char sj = uc[j];
53 >      if (sj >= 'a' && sj <= 'z') uc[j] = (char)(sj - ('a' - 'A'));
54 >    }
55 >    return uc;
56    }
52  return uc;
53 }
57  
58 < std::string LowerCase(const std::string& S) {
59 <  std::string lc = S;
60 <  unsigned int n = lc.size();
61 <  for (unsigned int j = 0; j < n; j++) {
62 <    char sj = lc[j];
63 <    if (sj >= 'A' && sj <= 'Z') lc[j] = (char)(sj + ('a' - 'A'));
58 >  std::string LowerCase(const std::string& S) {
59 >    std::string lc = S;
60 >    unsigned int n = lc.size();
61 >    for (unsigned int j = 0; j < n; j++) {
62 >      char sj = lc[j];
63 >      if (sj >= 'A' && sj <= 'Z') lc[j] = (char)(sj + ('a' - 'A'));
64 >    }
65 >    return lc;
66    }
62  return lc;
63 }
67  
68 < char* trimSpaces(char *str) {
69 <  size_t len;
70 <  char *right, *left;
68 >  char* trimSpaces(char *str) {
69 >    size_t len;
70 >    char *right, *left;
71  
72 <  if (strlen(str) == 0) return(str);
72 >    if (strlen(str) == 0) return(str);
73    
74 <  /* Trim whitespace from left side */
75 <  for (left = str; isspace(*left); left++);
74 >    /* Trim whitespace from left side */
75 >    for (left = str; isspace(*left); left++);
76  
77 <  /* Trim whitespace from right side */
78 <  if ((len = strlen(left)))
79 <    {
80 <      right = left + (len - 1);
77 >    /* Trim whitespace from right side */
78 >    if ((len = strlen(left)))
79 >      {
80 >        right = left + (len - 1);
81        
82 <      while (isspace(*right))
83 <        {
84 <          *right = '\0';
85 <          right--;
86 <        }
87 <    }
82 >        while (isspace(*right))
83 >          {
84 >            *right = '\0';
85 >            right--;
86 >          }
87 >      }
88  
89 <  /* Only do the str copy if there were spaces to the left */
90 <  if (left != str)
91 <    strcpy(str, left);
89 >    /* Only do the str copy if there were spaces to the left */
90 >    if (left != str)
91 >      strcpy(str, left);
92    
93 <  return (str);
94 < }
93 >    return (str);
94 >  }
95  
96 < int findBegin(std::istream &theStream, char* startText ){
97 <  const int MAXLEN = 1024;
98 <  char readLine[MAXLEN];  
99 <  int foundText = 0;
100 <  int lineNum;
101 <  char* the_token;
102 <  char* eof_test;
96 >  int findBegin(std::istream &theStream, const char* startText ){
97 >    const int MAXLEN = 1024;
98 >    char readLine[MAXLEN];  
99 >    int foundText = 0;
100 >    int lineNum;
101 >    char* the_token;
102 >    char* eof_test;
103  
104 <  // rewind the stream
105 <  theStream.seekg (0, std::ios::beg);
106 <  lineNum = 0;
104 >    // rewind the stream
105 >    theStream.seekg (0, std::ios::beg);
106 >    lineNum = 0;
107    
108 <  if (!theStream.eof()) {
109 <    theStream.getline(readLine, MAXLEN);
110 <    lineNum++;
111 <  } else {
112 <    printf( "Error fast forwarding stream: stream is empty.\n");
110 <    return -1;
111 <  }
112 <  
113 <  while ( !foundText ) {
114 <    
115 <    if (theStream.eof()) {
116 <      printf("Error fast forwarding stream at line %d: "
117 <             "stream ended unexpectedly.\n", lineNum);
108 >    if (!theStream.eof()) {
109 >      theStream.getline(readLine, MAXLEN);
110 >      lineNum++;
111 >    } else {
112 >      printf( "Error fast forwarding stream: stream is empty.\n");
113        return -1;
114      }
115 +  
116 +    while ( !foundText ) {
117      
118 <    the_token = strtok( readLine, " ,;\t" );
119 <    if ( the_token != NULL)
120 <      if (!strcasecmp("begin", the_token)) {
121 <        the_token = strtok( NULL, " ,;\t" );
125 <        if ( the_token != NULL){
126 <          foundText = !strcasecmp( startText, the_token );
127 <        }
118 >      if (theStream.eof()) {
119 >        printf("Error fast forwarding stream at line %d: "
120 >               "stream ended unexpectedly.\n", lineNum);
121 >        return -1;
122        }
123      
124 <    if (!foundText) {
125 <      if (!theStream.eof()) {
126 <        theStream.getline(readLine, MAXLEN);
127 <        lineNum++;
128 <      } else {
129 <        printf( "Error fast forwarding stream at line %d: "
130 <                "stream ended unexpectedly.\n", lineNum);
131 <        return -1;
124 >      the_token = strtok( readLine, " ,;\t" );
125 >      if ( the_token != NULL)
126 >        if (!strcasecmp("begin", the_token)) {
127 >          the_token = strtok( NULL, " ,;\t" );
128 >          if ( the_token != NULL){
129 >            foundText = !strcasecmp( startText, the_token );
130 >          }
131 >        }
132 >    
133 >      if (!foundText) {
134 >        if (!theStream.eof()) {
135 >          theStream.getline(readLine, MAXLEN);
136 >          lineNum++;
137 >        } else {
138 >          printf( "Error fast forwarding stream at line %d: "
139 >                  "stream ended unexpectedly.\n", lineNum);
140 >          return -1;
141 >        }
142        }
143      }
144 +    return lineNum;
145    }
141  return lineNum;
142 }
146  
147 < int countTokens(char *line, char *delimiters) {
148 <  /* PURPOSE: RETURN A COUNT OF THE NUMBER OF TOKENS ON THE LINE. */
147 >  int countTokens(char *line, char *delimiters) {
148 >    /* PURPOSE: RETURN A COUNT OF THE NUMBER OF TOKENS ON THE LINE. */
149    
150 <  char *working_line;   /* WORKING COPY OF LINE. */
151 <  int ntokens;          /* NUMBER OF TOKENS FOUND IN LINE. */
152 <  char *strtok_ptr;     /* POINTER FOR STRTOK. */
150 >    char *working_line;   /* WORKING COPY OF LINE. */
151 >    int ntokens;          /* NUMBER OF TOKENS FOUND IN LINE. */
152 >    char *strtok_ptr;     /* POINTER FOR STRTOK. */
153  
154 <  strtok_ptr= working_line= strdup(line);
154 >    strtok_ptr= working_line= strdup(line);
155  
156 <  ntokens=0;
157 <  while (strtok(strtok_ptr,delimiters)!=NULL)
158 <    {
159 <      ntokens++;
160 <      strtok_ptr=NULL;
161 <    }
156 >    ntokens=0;
157 >    while (strtok(strtok_ptr,delimiters)!=NULL)
158 >      {
159 >        ntokens++;
160 >        strtok_ptr=NULL;
161 >      }
162  
163 <  free(working_line);
164 <  return(ntokens);
165 < }
163 >    free(working_line);
164 >    return(ntokens);
165 >  }
166  
167 < int isEndLine(char *line) {
168 <  char *working_line;
169 <  char *foo;
167 >  int isEndLine(char *line) {
168 >    char *working_line;
169 >    char *foo;
170    
171 <  working_line = strdup(line);
171 >    working_line = strdup(line);
172    
173 <  foo = strtok(working_line, " ,;\t");
173 >    foo = strtok(working_line, " ,;\t");
174  
175 <  if (foo != NULL) {
175 >    if (foo != NULL) {
176  
177 <    if (!strcasecmp(foo, "end")) return 1;
177 >      if (!strcasecmp(foo, "end")) return 1;
178  
179 <  }
179 >    }
180  
181 < return 0;
182 < }
181 >    return 0;
182 >  }
183 >  
184 >  std::string OpenMD_itoa(int value, unsigned int base) {    
185 >    const char digitMap[] = "0123456789abcdef";
186 >    std::string buf;
187  
188 +    if (base == 0 || base > 16) {      
189 +      return buf;
190 +    }
191  
192 < std::string getPrefix(const std::string& str) {
193 <  return str.substr(0, str.rfind('.'));
194 < }
192 >    if (value == 0) {
193 >      buf = "0";
194 >      return buf;
195 >    }
196 >    
197 >    // Take care negative int:
198 >        
199 >    std::string sign;    
200 >    int _value = value;
201 >    if (value < 0) {
202 >      _value = -value;
203 >      sign = "-";
204 >    }
205  
206 < std::string getSuffix(const std::string& str) {
206 >    // Translating number to string with base:
207 >    for (int i = 30; _value && i ; --i) {
208 >      buf = digitMap[ _value % base ] + buf;
209 >      _value /= base;
210 >    }
211 >    return sign.append(buf);
212 >  }
213 >
214 >
215 >  std::string getPrefix(const std::string& str) {
216 >    return str.substr(0, str.rfind('.'));
217 >  }
218 >
219 >  std::string getSuffix(const std::string& str) {
220      return str.substr(0, str.find('.'));
221 < }
221 >  }
222 >  
223 >  bool isInteger(const std::string& str) {
224 >    
225 >    bool result = false;
226 >    
227 >    std::string::const_iterator i = str.begin();    
228 >    if (i != str.end() && (*i == '+' || *i == '-' || std::isdigit(*i) )) {
229 >      ++i;        
230 >      while (i != str.end() && std::isdigit(*i))
231 >        ++i;
232 >      if (i == str.end())
233 >        result = true;
234 >    }
235 >    
236 >    return result;
237 >  }
238  
239 +  bool CaseInsensitiveEquals(const char ch1, const char ch2) {
240 +    return std::toupper((unsigned char)ch1) == std::toupper((unsigned char)ch2);
241 +  }
242 +  
243 +  size_t CaseInsensitiveFind(const std::string& str1, const std::string& str2) {
244 +    std::string::const_iterator pos = std::search(str1.begin(), str1.end(), str2.begin(), str2.end(), CaseInsensitiveEquals);
245 +    if (pos == str1.end())
246 +      return std::string::npos;
247 +    else
248 +      return pos - str1.begin();
249 +  }
250 +  
251 +  /**
252 +   *    memparse - parse a string with mem suffixes into a number
253 +   *    @ptr: Where parse begins
254 +   *    @retptr: (output) Pointer to next char after parse completes
255 +   *
256 +   *    Parses a string into a number.  The number stored at @ptr is
257 +   *    potentially suffixed with %K (for kilobytes, or 1024 bytes),
258 +   *    %M (for megabytes, or 1048576 bytes), or %G (for gigabytes, or
259 +   *    1073741824).  If the number is suffixed with K, M, or G, then
260 +   *    the return value is the number multiplied by one kilobyte, one
261 +   *    megabyte, or one gigabyte, respectively.
262 +   */  
263 +  unsigned long long memparse (char *ptr,  char **retptr) {
264 +    unsigned long long ret = strtoull (ptr, retptr, 0);
265 +    
266 +    switch (**retptr) {
267 +    case 'G':
268 +    case 'g':
269 +      ret <<= 10;
270 +    case 'M':
271 +    case 'm':
272 +      ret <<= 10;
273 +    case 'K':
274 +    case 'k':
275 +      ret <<= 10;
276 +      (*retptr)++;
277 +    default:
278 +      break;
279 +    }
280 +    return ret;
281 +  }
282 +  
283   }

Comparing:
trunk/src/utils/StringUtils.cpp (property svn:keywords), Revision 246 by gezelter, Wed Jan 12 22:41:40 2005 UTC vs.
branches/development/src/utils/StringUtils.cpp (property svn:keywords), Revision 1665 by gezelter, Tue Nov 22 20:38:56 2011 UTC

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