1 | // [License]
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2 | // The Ariba-Underlay Copyright
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3 | //
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4 | // Copyright (c) 2008-2009, Institute of Telematics, UniversitÀt Karlsruhe (TH)
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5 | //
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6 | // Institute of Telematics
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7 | // UniversitÀt Karlsruhe (TH)
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8 | // Zirkel 2, 76128 Karlsruhe
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9 | // Germany
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10 | //
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11 | // Redistribution and use in source and binary forms, with or without
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12 | // modification, are permitted provided that the following conditions are
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13 | // met:
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14 | //
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15 | // 1. Redistributions of source code must retain the above copyright
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16 | // notice, this list of conditions and the following disclaimer.
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17 | // 2. Redistributions in binary form must reproduce the above copyright
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18 | // notice, this list of conditions and the following disclaimer in the
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19 | // documentation and/or other materials provided with the distribution.
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20 | //
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21 | // THIS SOFTWARE IS PROVIDED BY THE INSTITUTE OF TELEMATICS ``AS IS'' AND
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22 | // ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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23 | // IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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24 | // PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE ARIBA PROJECT OR
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25 | // CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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26 | // EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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27 | // PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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28 | // PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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29 | // LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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30 | // NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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31 | // SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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32 | //
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33 | // The views and conclusions contained in the software and documentation
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34 | // are those of the authors and should not be interpreted as representing
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35 | // official policies, either expressed or implied, of the Institute of
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36 | // Telematics.
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37 | // [License]
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38 |
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39 | #include "Helper.h"
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40 |
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41 | #include <boost/lexical_cast.hpp>
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42 | #include <boost/algorithm/string/replace.hpp>
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43 |
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44 | namespace ariba {
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45 | namespace utility {
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46 |
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47 | string Helper::ultos(unsigned long val)
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48 | {
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49 | char buf[16];
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50 |
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51 | #ifdef WIN32
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52 | _ultoa_s (val, buf, 16, 10);
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53 | #else
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54 | sprintf (buf, "%lu", val);
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55 | #endif
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56 |
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57 | return buf;
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58 | }
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59 |
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60 | string Helper::ltos(long val)
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61 | {
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62 | char buf[16];
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63 |
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64 | #ifdef WIN32
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65 | _ltoa_s (val, buf, 16, 10);
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66 | #else
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67 | sprintf (buf, "%li", val);
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68 | #endif
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69 |
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70 | return buf;
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71 | }
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72 |
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73 | string Helper::ultohexs (unsigned long val, bool hexdelimiter)
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74 | {
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75 | char buf[16];
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76 |
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77 | #ifdef WIN32
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78 | _ultoa_s (val, buf, 16, 16);
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79 | #else
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80 | sprintf (buf, "%lx", val);
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81 | #endif
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82 |
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83 | string ret = buf;
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84 |
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85 | if (hexdelimiter)
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86 | ret.insert (0, "0x");
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87 |
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88 | return ret;
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89 | }
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90 |
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91 | string Helper::ltohexs (long val, bool hexdelimiter)
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92 | {
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93 | char buf[16];
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94 |
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95 | #ifdef WIN32
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96 | _ltoa_s (val, buf, 16, 16);
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97 | #else
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98 | sprintf (buf, "%lx", val);
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99 | #endif
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100 |
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101 | string ret = buf;
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102 |
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103 | if (hexdelimiter)
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104 | ret.insert (0, "0x");
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105 |
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106 | return ret;
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107 | }
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108 |
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109 | string Helper::trim (string str)
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110 | {
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111 | string ret = str;
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112 |
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113 | ret.erase (0, ret.find_first_not_of( " \n\r\t" ));
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114 | ret.erase (ret.find_last_not_of( " \n\r\t") + 1 );
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115 |
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116 | return ret;
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117 | }
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118 |
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119 | long Helper::stol (string str)
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120 | {
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121 | return strtol (str.c_str (), NULL, 10);
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122 | }
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123 |
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124 | int Helper::stoi (string str)
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125 | {
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126 | return (int) stol (str);
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127 | }
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128 |
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129 | unsigned int Helper::hstoui (string str)
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130 | {
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131 | return (unsigned int) strtol (str.c_str (), NULL, 16);
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132 | }
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133 |
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134 | Helper::STRING_LIST Helper::split (string str, string delimiter)
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135 | {
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136 | STRING_LIST ret;
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137 | string::size_type offset = 0;
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138 | string::size_type delimIndex = 0;
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139 | string helpstring = "";
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140 |
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141 | if (str.length () <= 0) return ret;
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142 |
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143 | while ((delimIndex = str.find (delimiter, offset)) != string::npos) {
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144 |
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145 | helpstring = trim (str.substr (offset, delimIndex - offset));
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146 | if (helpstring.length () > 0) ret.push_back (helpstring);
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147 |
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148 | offset = delimIndex + delimiter.length();
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149 | delimIndex = str.find (delimiter, offset);
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150 |
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151 | } // while ((delimIndex = str.find (delimiter, offset)) != string::npos)
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152 |
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153 | if (offset < str.length ()) {
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154 | helpstring = trim (str.substr (offset));
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155 | if (helpstring.length () > 0) ret.push_back (helpstring);
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156 | }
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157 |
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158 | return ret;
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159 | }
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160 |
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161 | string Helper::replace (string str, string find, string repl)
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162 | {
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163 | string ret = str;
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164 | boost::algorithm::replace_all (ret, find, repl);
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165 | return ret;
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166 | }
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167 |
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168 | string Helper::getTime (time_t timeval)
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169 | {
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170 | time_t rawtime;
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171 | struct tm* timeinfo;
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172 |
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173 | if (timeval == 0)
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174 | time (&rawtime);
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175 | else
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176 | rawtime = timeval;
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177 |
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178 | #ifdef WIN32
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179 | timeinfo = new struct tm ();
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180 | localtime_s (timeinfo, &rawtime);
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181 | #else
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182 | timeinfo = localtime (&rawtime);
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183 | #endif
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184 |
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185 | ostringstream m_formatter;
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186 |
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187 | m_formatter.str ("");
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188 | m_formatter << setw(2) << setfill('0') << timeinfo->tm_hour << ":"
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189 | << setw(2) << setfill('0') << timeinfo->tm_min << ":"
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190 | << setw(2) << setfill('0') << timeinfo->tm_sec ;
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191 | assert (m_formatter.good ());
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192 |
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193 | #ifdef WIN32
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194 | delete timeinfo;
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195 | #endif
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196 | return m_formatter.str ();
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197 | }
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198 |
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199 | string Helper::getDate (time_t timeval)
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200 | {
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201 | time_t rawtime;
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202 | struct tm* timeinfo;
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203 |
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204 | if (timeval == 0)
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205 | time (&rawtime);
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206 | else
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207 | rawtime = timeval;
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208 |
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209 | #ifdef WIN32
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210 | timeinfo = new struct tm ();
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211 | localtime_s (timeinfo, &rawtime);
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212 | #else
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213 | timeinfo = localtime (&rawtime);
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214 | #endif
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215 |
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216 | //
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217 | // cache the date because it changes with very low frequency
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218 | // and formatting using ostringstream or sprintf is more expensive
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219 | //
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220 |
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221 | static struct tm datecache = {0};
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222 | static string datecachestr = "";
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223 |
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224 | if (datecachestr.length() != 0 && ( datecache.tm_mday == timeinfo->tm_mday &&
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225 | datecache.tm_mon == timeinfo->tm_mon &&
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226 | datecache.tm_year == timeinfo->tm_year )) {
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227 | #ifdef WIN32
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228 | delete timeinfo;
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229 | #endif
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230 | return datecachestr;
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231 | }
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232 |
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233 | //
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234 | // format the date for international use
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235 | //
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236 |
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237 | char buffer [32];
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238 |
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239 | setlocale (LC_ALL, "");
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240 | strftime (buffer, sizeof (buffer), "%x", timeinfo);
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241 |
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242 | datecachestr = buffer;
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243 | datecache = *timeinfo;
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244 |
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245 | #ifdef WIN32
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246 | delete timeinfo;
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247 | #endif
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248 |
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249 | return datecachestr;
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250 | }
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251 |
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252 | unsigned long Helper::getElapsedMillis ()
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253 | {
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254 | static unsigned long zero = 0;
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255 |
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256 | struct timeb tp;
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257 | ftime( &tp );
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258 |
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259 | unsigned long val = tp.time*1000 + tp.millitm;
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260 | if( zero == 0 ) zero = val;
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261 |
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262 | return val-zero;
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263 | }
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264 |
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265 | string Helper::dtos (double val)
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266 | {
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267 | string ret = boost::lexical_cast<string> (val);
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268 | return ret;
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269 | }
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270 |
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271 | double Helper::stod (string str)
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272 | {
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273 | if (str.length() <= 0) return 0.0;
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274 | else return boost::lexical_cast<double> (str);
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275 | }
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276 |
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277 | }} // namespace ariba, common
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