# | Line 1 | Line 1 | |
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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 39 | Line 39 | |
39 | * such damages. | |
40 | */ | |
41 | #include <algorithm> | |
42 | + | #include <stack> |
43 | #include "io/SectionParserManager.hpp" | |
44 | #include "utils/Trim.hpp" | |
45 | + | #include "utils/simError.h" |
46 | ||
47 | namespace oopse { | |
48 | ||
49 | < | SectionParserManager::~SectionParserManager() { |
49 | > | SectionParserManager::~SectionParserManager() { |
50 | SectionParserManager::iterator i; | |
51 | for (i = sectionParsers_.begin(); i != sectionParsers_.end(); ++i) { | |
52 | < | delete (i->sectionParser); |
52 | > | delete (i->sectionParser); |
53 | } | |
54 | sectionParsers_.clear(); | |
55 | < | } |
55 | > | } |
56 | ||
57 | < | void SectionParserManager::parse(std::istream& input, ForceField& ff) { |
57 | > | void SectionParserManager::parse(std::istream& input, ForceField& ff) { |
58 | ||
59 | //reset active flags | |
60 | SectionParserManager::iterator i; | |
61 | for (i = sectionParsers_.begin(); i != sectionParsers_.end(); ++i) { | |
62 | < | i->isActive = false; |
62 | > | i->isActive = false; |
63 | } | |
64 | ||
65 | const int bufferSize = 65535; | |
66 | char buffer[bufferSize]; | |
67 | int lineNo = 0; | |
68 | + | std::stack<std::string> sectionNameStack; |
69 | //scan through the input stream and find section names | |
70 | while(input.getline(buffer, bufferSize)) { | |
71 | < | ++lineNo; |
71 | > | ++lineNo; |
72 | ||
73 | < | std::string line = trimLeftCopy(buffer); |
74 | < | //a line begins with "//" is comment |
75 | < | if ( line.empty() || (line.size() >= 2 && line[0] == '/' && line[1] == '/')) { |
76 | < | continue; |
77 | < | } else { |
78 | < | StringTokenizer tokenizer(line); |
79 | < | if (tokenizer.countTokens() < 2) { |
80 | < | continue; |
81 | < | } else { |
82 | < | std::string keyword = tokenizer.nextToken(); |
73 | > | std::string line = trimLeftCopy(buffer); |
74 | > | //a line begins with "//" is a comment line |
75 | > | if ( line.empty() || (line.size() >= 2 && line[0] == '/' |
76 | > | && line[1] == '/') ) { |
77 | > | continue; |
78 | > | } else { |
79 | > | StringTokenizer tokenizer(line); |
80 | > | if (tokenizer.countTokens() < 2) { |
81 | > | continue; |
82 | > | } else { |
83 | > | std::string keyword = tokenizer.nextToken(); |
84 | ||
85 | < | if (keyword != "begin") { |
86 | < | continue; |
87 | < | } |
88 | < | |
89 | < | std::string section = tokenizer.nextToken(); |
90 | < | |
91 | < | i = std::find_if(sectionParsers_.begin(), sectionParsers_.end(), SameSectionParserFunctor(section)); |
92 | < | if (i == sectionParsers_.end()){ |
93 | < | //can not find corresponding section parser |
94 | < | std::cerr << "Can not find corresponding section parser for section: " << section << std::endl; |
95 | < | } else { |
96 | < | i->isActive = true; |
97 | < | i->lineNo = lineNo; |
98 | < | i->offset = input.tellg(); |
99 | < | } |
100 | < | |
101 | < | } |
102 | < | } |
103 | < | |
104 | < | |
85 | > | if (keyword == "begin") { |
86 | > | std::string section = tokenizer.nextToken(); |
87 | > | sectionNameStack.push(section); |
88 | > | |
89 | > | i = std::find_if(sectionParsers_.begin(), sectionParsers_.end(), |
90 | > | SameSectionParserFunctor(section)); |
91 | > | if (i == sectionParsers_.end()){ |
92 | > | sprintf(painCave.errMsg, |
93 | > | "SectionParserManager Error: Can not find corresponding " |
94 | > | "section parser for %s\n", |
95 | > | section.c_str()); |
96 | > | painCave.isFatal = 1; |
97 | > | simError(); |
98 | > | } else { |
99 | > | if (i->isActive) { |
100 | > | sprintf(painCave.errMsg, "SectionParserManager Error:find multiple %s " |
101 | > | "section\n", |
102 | > | section.c_str()); |
103 | > | painCave.isFatal = 1; |
104 | > | simError(); |
105 | > | } else { |
106 | > | i->isActive = true; |
107 | > | i->lineNo = lineNo; |
108 | > | i->offset = input.tellg(); |
109 | > | } |
110 | > | } |
111 | > | } else if (keyword == "end") { |
112 | > | std::string section = tokenizer.nextToken(); |
113 | > | if (sectionNameStack.top() == section) { |
114 | > | sectionNameStack.pop(); |
115 | > | } else { |
116 | > | sprintf(painCave.errMsg, "SectionParserManager Error: begin %s and end %s does not match at line %d\n", |
117 | > | sectionNameStack.top().c_str(), section.c_str(), lineNo); |
118 | > | painCave.isFatal = 1; |
119 | > | simError(); |
120 | > | } |
121 | > | |
122 | > | } else { |
123 | > | continue; |
124 | > | } |
125 | > | } |
126 | > | } |
127 | > | |
128 | } | |
129 | < | |
129 | > | |
130 | > | if (!sectionNameStack.empty()) { |
131 | > | sprintf(painCave.errMsg, "SectionParserManager Error: stack is not empty\n"); |
132 | > | painCave.isFatal = 1; |
133 | > | simError(); |
134 | > | } |
135 | > | |
136 | //invoke parser | |
137 | for (i = sectionParsers_.begin(); i != sectionParsers_.end(); ++i) { | |
138 | < | if (i->isActive) { |
139 | < | //C++ standard does not guarantee seekg reset EOF, in that case, seekg will fail |
140 | < | //It is always a good idea to call clear() before seek |
141 | < | input.clear(); |
142 | < | input.seekg(i->offset); |
143 | < | (i->sectionParser)->parse(input, ff, i->lineNo); |
144 | < | } |
138 | > | if (i->isActive) { |
139 | > | //C++ standard does not guarantee seekg reset EOF, in that case, seekg will fail |
140 | > | //It is always a good idea to call clear() before seek |
141 | > | input.clear(); |
142 | > | input.seekg(i->offset); |
143 | > | (i->sectionParser)->parse(input, ff, i->lineNo); |
144 | > | (i->sectionParser)->validateSection(); |
145 | > | } |
146 | } | |
147 | ||
148 | < | } |
149 | < | |
150 | < | void SectionParserManager::push_front(SectionParser* sp) { |
148 | > | } |
149 | > | |
150 | > | void SectionParserManager::push_front(SectionParser* sp) { |
151 | SectionParserManager::iterator i; | |
152 | i = findSectionParser(sp->getSectionName()); | |
153 | if (i != sectionParsers_.end()) { | |
154 | < | std::cerr << sp->getSectionName() << " section parser is alway existed" << std::endl; |
155 | < | return; |
154 | > | std::cerr << sp->getSectionName() << " section parser is alway existed" |
155 | > | << std::endl; |
156 | > | return; |
157 | } | |
158 | ||
159 | SectionParserContext context; | |
160 | ||
161 | if (sectionParsers_.empty()) { | |
162 | < | context.priority = beginPriority_; |
162 | > | context.priority = beginPriority_; |
163 | } else { | |
164 | < | context.priority = sectionParsers_.front().priority - priorityDifference_; |
164 | > | context.priority = sectionParsers_.front().priority - priorityDifference_; |
165 | } | |
166 | < | |
166 | > | |
167 | context.sectionParser = sp; | |
168 | context.lineNo = 0; | |
169 | context.offset = 0; | |
170 | context.isActive = false; | |
171 | ||
172 | sectionParsers_.push_front(context); | |
173 | < | } |
173 | > | } |
174 | ||
175 | < | void SectionParserManager::push_back(SectionParser* sp) { |
175 | > | void SectionParserManager::push_back(SectionParser* sp) { |
176 | SectionParserManager::iterator i; | |
177 | i = findSectionParser(sp->getSectionName()); | |
178 | if (i != sectionParsers_.end()) { | |
179 | < | std::cerr << sp->getSectionName() << " section parser is alway existed" << std::endl; |
180 | < | return; |
179 | > | std::cerr << sp->getSectionName() << " section parser is alway existed" |
180 | > | << std::endl; |
181 | > | return; |
182 | } | |
183 | ||
184 | SectionParserContext context; | |
185 | if (sectionParsers_.empty()) { | |
186 | < | context.priority = beginPriority_; |
186 | > | context.priority = beginPriority_; |
187 | } else { | |
188 | < | context.priority = sectionParsers_.back().priority + priorityDifference_; |
188 | > | context.priority = sectionParsers_.back().priority + priorityDifference_; |
189 | } | |
190 | ||
191 | context.sectionParser = sp; | |
# | Line 159 | Line 195 | void SectionParserManager::push_back(SectionParser* sp | |
195 | ||
196 | sectionParsers_.push_back(context); | |
197 | ||
198 | < | } |
198 | > | } |
199 | ||
200 | < | void SectionParserManager::insert(SectionParser* sp, int priority) { |
200 | > | void SectionParserManager::insert(SectionParser* sp, int priority) { |
201 | SectionParserManager::iterator i; | |
202 | i = findSectionParser(sp->getSectionName()); | |
203 | if (i != sectionParsers_.end()) { | |
204 | < | std::cerr << sp->getSectionName() << " section parser is alway existed" << std::endl; |
204 | > | std::cerr << sp->getSectionName() << " section parser is already existed" |
205 | > | << std::endl; |
206 | } | |
207 | ||
208 | SectionParserContext context; | |
# | Line 176 | Line 213 | void SectionParserManager::insert(SectionParser* sp, i | |
213 | context.isActive = false; | |
214 | ||
215 | if (sectionParsers_.empty()) { | |
216 | < | sectionParsers_.push_back(context); |
216 | > | sectionParsers_.push_back(context); |
217 | } else { | |
218 | ||
219 | < | for (i = sectionParsers_.begin(); i != sectionParsers_.end(); ++i) { |
220 | < | if (i->priority == priority) { |
221 | < | std::cerr << "Priority " << priority << " already used" << std::endl; |
222 | < | return; |
223 | < | } else if (i->priority > priority) { |
224 | < | sectionParsers_.insert(i, context); |
225 | < | break; |
226 | < | } |
219 | > | for (i = sectionParsers_.begin(); i != sectionParsers_.end(); ++i) { |
220 | > | if (i->priority == priority) { |
221 | > | std::cerr << "Priority " << priority << " already used" << std::endl; |
222 | > | return; |
223 | > | } else if (i->priority > priority) { |
224 | > | sectionParsers_.insert(i, context); |
225 | > | break; |
226 | > | } |
227 | ||
228 | < | } |
228 | > | } |
229 | } | |
230 | ||
231 | < | } |
231 | > | } |
232 | ||
233 | ||
234 | < | SectionParserManager::iterator SectionParserManager::findSectionParser(const std::string& sectionName) { |
234 | > | SectionParserManager::iterator SectionParserManager::findSectionParser(const std::string& sectionName) { |
235 | SectionParserManager::iterator i; | |
236 | for (i = sectionParsers_.begin(); i != sectionParsers_.end(); ++i) { | |
237 | < | if (i->sectionParser->getSectionName() == sectionName) { |
238 | < | break; |
239 | < | } |
237 | > | if (i->sectionParser->getSectionName() == sectionName) { |
238 | > | break; |
239 | > | } |
240 | } | |
241 | ||
242 | return i; | |
243 | < | } |
243 | > | } |
244 | ||
245 | } |
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