1 /*
2 * Copyright (C) 2021 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15 #include "util/string_utils.h"
16 #include <cmath>
17 #include <sstream>
18 #include <iomanip>
19 #include <regex>
20 #include "string_ex.h"
21 using namespace std;
22 namespace OHOS {
23 namespace HiviewDFX {
StringUtils()24 StringUtils::StringUtils()
25 {
26 }
27
~StringUtils()28 StringUtils::~StringUtils()
29 {
30 }
31
StringSplit(const string & content,const string & split,vector<string> & result)32 void StringUtils::StringSplit(const string &content, const string &split, vector<string> &result)
33 {
34 SplitStr(content, split, result, false, false);
35 }
36
IsBegin(const string & content,const string & begin)37 bool StringUtils::IsBegin(const string &content, const string &begin)
38 {
39 if (content.find(begin) == 0) {
40 return true;
41 }
42 return false;
43 }
44
IsEnd(const string & content,const string & end)45 bool StringUtils::IsEnd(const string &content, const string &end)
46 {
47 bool result = false;
48 if (content.length() >= end.length()) {
49 result = (0 == content.compare(content.length() - end.length(), end.length(), end));
50 }
51 return result;
52 }
53
IsContain(const string & content,const string & contain)54 bool StringUtils::IsContain(const string &content, const string &contain)
55 {
56 return IsSubStr(content, contain);
57 }
58
IsSameStr(const string & first,const string & second)59 bool StringUtils::IsSameStr(const string &first, const string &second)
60 {
61 if (first == second) {
62 return true;
63 }
64 return false;
65 }
66
ReplaceAll(string & str,const string & oldValue,const string & newValue)67 void StringUtils::ReplaceAll(string &str, const string &oldValue, const string &newValue)
68 {
69 str = ReplaceStr(str, oldValue, newValue);
70 }
71
IsNum(string str)72 bool StringUtils::IsNum(string str)
73 {
74 return IsNumericStr(str);
75 }
76
HexToDec(const string & str,uint64_t & value)77 void StringUtils::HexToDec(const string &str, uint64_t &value)
78 {
79 size_t l = str.length();
80 for (size_t i = 0; i < l; i++) {
81 if (str[i] >= '0' && str[i] <= '9')
82 value += (str[i] - '0') * pow(HEX_STR, l - 1 - i);
83 else
84 value += (str[i] - 'A' + DEC_STR) * pow(HEX_STR, l - 1 - i);
85 }
86 }
87
GetBlank()88 char StringUtils::GetBlank()
89 {
90 char blank = ' ';
91 return blank;
92 };
93
GetSeparator()94 char StringUtils::GetSeparator()
95 {
96 char separator = '-';
97 return separator;
98 }
99
100 /**
101 * @description: The character length is insufficient to complement
102 * @param {string} &str-The string to be filled
103 * @param {int} &length-The length of the string to be set
104 * @param {char} &fileStr-A character to be added when the length is insufficient
105 * @param {bool} &left-true:Add characters on the left,false:Add characters to the right
106 * @return {*}
107 */
108
SetWidth(const int & width,const char & fileStr,const bool & left,string & str)109 void StringUtils::SetWidth(const int &width, const char &fileStr, const bool &left, string &str)
110 {
111 ostringstream s;
112 s.clear();
113
114 if (left) {
115 s << setw(width) << setfill(fileStr) << setiosflags(ios::left) << str;
116 } else {
117 s << setw(width) << setfill(fileStr) << setiosflags(ios::right) << str;
118 }
119 str = s.str();
120 }
121 } // namespace HiviewDFX
122 } // namespace OHOS
123