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69 lines
1.8 KiB
69 lines
1.8 KiB
/**
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* Copyright 2019-2020 Huawei Technologies Co., Ltd
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef COMMON_GRAPH_UTILS_STRING_UTILS_H_
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#define COMMON_GRAPH_UTILS_STRING_UTILS_H_
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#include <algorithm>
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#include <functional>
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#include <sstream>
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#include <string>
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#include <vector>
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#include "securec.h"
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namespace ge {
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class StringUtils {
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public:
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static std::string &Ltrim(std::string &s) {
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(void)s.erase(s.begin(), std::find_if(s.begin(), s.end(), [](int c) { return !std::isspace(c); }));
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return s;
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}
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static std::string &Rtrim(std::string &s) {
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(void)s.erase(std::find_if(s.rbegin(), s.rend(), [](int c) { return !std::isspace(c); }).base(), s.end());
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return s;
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}
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/// @ingroup domi_common
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/// @brief trim space
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static std::string &Trim(std::string &s) { return Ltrim(Rtrim(s)); }
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// split string
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static std::vector<std::string> Split(const std::string &str, char delim) {
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std::vector<std::string> elems;
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if (str.empty()) {
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elems.emplace_back("");
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return elems;
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}
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std::stringstream ss(str);
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std::string item;
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while (getline(ss, item, delim)) {
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elems.push_back(item);
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}
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auto str_size = str.size();
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if (str_size > 0 && str[str_size - 1] == delim) {
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elems.emplace_back("");
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}
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return elems;
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}
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};
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} // namespace ge
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#endif // COMMON_GRAPH_UTILS_STRING_UTILS_H_
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