ukui-search/libchinese-segmentation/cppjieba/limonp/Config.hpp

129 lines
3.4 KiB
C++

/*
* The MIT License (MIT)
*
* Copyright (C) 2013 Yanyi Wu
* Copyright (C) 2023, KylinSoft Co., Ltd.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*
*/
/************************************
* file enc : utf8
* author : wuyanyi09@gmail.com
************************************/
#ifndef LIMONP_CONFIG_H
#define LIMONP_CONFIG_H
#include <map>
#include <fstream>
#include <iostream>
#include <assert.h>
#include "StringUtil.hpp"
namespace limonp {
using namespace std;
class Config {
public:
explicit Config(const string& filePath) {
LoadFile(filePath);
}
operator bool () {
return !map_.empty();
}
string Get(const string& key, const string& defaultvalue) const {
map<string, string>::const_iterator it = map_.find(key);
if(map_.end() != it) {
return it->second;
}
return defaultvalue;
}
int Get(const string& key, int defaultvalue) const {
string str = Get(key, "");
if("" == str) {
return defaultvalue;
}
return atoi(str.c_str());
}
const char* operator [] (const char* key) const {
if(NULL == key) {
return NULL;
}
map<string, string>::const_iterator it = map_.find(key);
if(map_.end() != it) {
return it->second.c_str();
}
return NULL;
}
string GetConfigInfo() const {
string res;
res << *this;
return res;
}
private:
void LoadFile(const string& filePath) {
ifstream ifs(filePath.c_str());
assert(ifs);
string line;
vector<string> vecBuf;
size_t lineno = 0;
while(getline(ifs, line)) {
lineno ++;
Trim(line);
if(line.empty() || StartsWith(line, "#")) {
continue;
}
vecBuf.clear();
Split(line, vecBuf, "=");
if(2 != vecBuf.size()) {
fprintf(stderr, "line[%s] illegal.\n", line.c_str());
assert(false);
continue;
}
string& key = vecBuf[0];
string& value = vecBuf[1];
Trim(key);
Trim(value);
if(!map_.insert(make_pair(key, value)).second) {
fprintf(stderr, "key[%s] already exits.\n", key.c_str());
assert(false);
continue;
}
}
ifs.close();
}
friend ostream& operator << (ostream& os, const Config& config);
map<string, string> map_;
}; // class Config
inline ostream& operator << (ostream& os, const Config& config) {
return os << config.map_;
}
} // namespace limonp
#endif // LIMONP_CONFIG_H