1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
|
/* <!-- copyright */
/*
* aria2 - a simple utility for downloading files faster
*
* Copyright (C) 2006 Tatsuhiro Tsujikawa
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
/* copyright --> */
#include "Util.h"
string Util::itos(int value, bool comma) {
string str = llitos(value, comma);
return str;
}
string Util::llitos(long long int value, bool comma)
{
string str;
bool flag = false;
if(value < 0) {
flag = true;
value = -value;
} else if(value == 0) {
str = "0";
return str;
}
int count = 0;
while(value) {
++count;
char digit = value%10+'0';
str.insert(str.begin(), digit);
value /= 10;
if(comma && count > 3 && count%3 == 1) {
str.insert(str.begin()+1, ',');
}
}
if(flag) {
str.insert(str.begin(), '-');
}
return str;
}
string Util::trim(string src) {
string::size_type sp = src.find_first_not_of(" ");
string::size_type ep = src.find_last_not_of(" ");
if(sp == string::npos || ep == string::npos) {
return "";
} else {
return src.substr(sp, ep-sp+1);
}
}
void Util::split(pair<string, string>& hp, string src, char delim) {
hp.first = "";
hp.second = "";
string::size_type p = src.find(delim);
if(p == string::npos) {
hp.first = src;
hp.second = "";
} else {
hp.first = trim(src.substr(0, p));
hp.second = trim(src.substr(p+1));
/*
unsigned int p2 = src.find_first_not_of(" ", p+1);
if(p2 == string::npos) {
hp.second = "";
} else {
hp.second = src.substr(p2);
}
*/
}
}
long long int Util::difftv(struct timeval tv1, struct timeval tv2) {
if(tv1.tv_sec < tv2.tv_sec || tv1.tv_sec == tv2.tv_sec && tv1.tv_usec < tv2.tv_usec) {
return 0;
}
return ((tv1.tv_sec-tv2.tv_sec)*1000000+
tv1.tv_usec-tv2.tv_usec);
}
void Util::slice(vector<string>& result, string src, char delim) {
string::size_type p = 0;
while(1) {
string::size_type np = src.find(delim, p);
if(np == string::npos) {
string term = trim(src.substr(p));
if(term.size() > 0) {
result.push_back(term);
}
break;
}
string term = src.substr(p, np-p);
p = np+1;
result.push_back(trim(term));
}
}
|
