1 | // |
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2 | // TeeStream.cpp |
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3 | // |
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4 | // $Id: //poco/1.3/Foundation/src/TeeStream.cpp#1 $ |
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5 | // |
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6 | // Library: Foundation |
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7 | // Package: Streams |
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8 | // Module: TeeStream |
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9 | // |
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10 | // Copyright (c) 2005-2006, Applied Informatics Software Engineering GmbH. |
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11 | // and Contributors. |
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12 | // |
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13 | // Permission is hereby granted, free of charge, to any person or organization |
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14 | // obtaining a copy of the software and accompanying documentation covered by |
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15 | // this license (the "Software") to use, reproduce, display, distribute, |
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16 | // execute, and transmit the Software, and to prepare derivative works of the |
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17 | // Software, and to permit third-parties to whom the Software is furnished to |
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18 | // do so, all subject to the following: |
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19 | // |
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20 | // The copyright notices in the Software and this entire statement, including |
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21 | // the above license grant, this restriction and the following disclaimer, |
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22 | // must be included in all copies of the Software, in whole or in part, and |
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23 | // all derivative works of the Software, unless such copies or derivative |
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24 | // works are solely in the form of machine-executable object code generated by |
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25 | // a source language processor. |
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26 | // |
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27 | // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
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28 | // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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29 | // FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT |
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30 | // SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE |
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31 | // FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE, |
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32 | // ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER |
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33 | // DEALINGS IN THE SOFTWARE. |
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34 | // |
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35 | |
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36 | |
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37 | #include "Poco/TeeStream.h" |
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38 | |
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39 | |
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40 | namespace Poco { |
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41 | |
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42 | |
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43 | TeeStreamBuf::TeeStreamBuf(): |
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44 | _pIstr(0) |
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45 | { |
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46 | } |
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47 | |
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48 | |
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49 | TeeStreamBuf::TeeStreamBuf(std::istream& istr): |
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50 | _pIstr(&istr) |
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51 | { |
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52 | } |
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53 | |
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54 | |
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55 | TeeStreamBuf::TeeStreamBuf(std::ostream& ostr): |
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56 | _pIstr(0) |
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57 | { |
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58 | _streams.push_back(&ostr); |
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59 | } |
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60 | |
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61 | |
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62 | TeeStreamBuf::~TeeStreamBuf() |
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63 | { |
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64 | } |
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65 | |
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66 | |
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67 | void TeeStreamBuf::addStream(std::ostream& ostr) |
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68 | { |
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69 | _streams.push_back(&ostr); |
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70 | } |
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71 | |
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72 | |
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73 | int TeeStreamBuf::readFromDevice() |
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74 | { |
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75 | if (_pIstr) |
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76 | { |
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77 | int c = _pIstr->get(); |
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78 | if (c != -1) writeToDevice((char) c); |
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79 | return c; |
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80 | } |
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81 | return -1; |
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82 | } |
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83 | |
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84 | |
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85 | int TeeStreamBuf::writeToDevice(char c) |
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86 | { |
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87 | for (StreamVec::iterator it = _streams.begin(); it != _streams.end(); ++it) |
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88 | { |
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89 | (*it)->put(c); |
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90 | } |
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91 | return charToInt(c); |
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92 | } |
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93 | |
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94 | |
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95 | TeeIOS::TeeIOS() |
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96 | { |
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97 | poco_ios_init(&_buf); |
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98 | } |
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99 | |
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100 | |
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101 | TeeIOS::TeeIOS(std::istream& istr): _buf(istr) |
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102 | { |
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103 | poco_ios_init(&_buf); |
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104 | } |
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105 | |
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106 | |
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107 | TeeIOS::TeeIOS(std::ostream& ostr): _buf(ostr) |
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108 | { |
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109 | poco_ios_init(&_buf); |
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110 | } |
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111 | |
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112 | |
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113 | TeeIOS::~TeeIOS() |
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114 | { |
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115 | } |
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116 | |
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117 | |
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118 | void TeeIOS::addStream(std::ostream& ostr) |
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119 | { |
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120 | _buf.addStream(ostr); |
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121 | } |
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122 | |
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123 | |
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124 | TeeStreamBuf* TeeIOS::rdbuf() |
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125 | { |
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126 | return &_buf; |
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127 | } |
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128 | |
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129 | |
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130 | TeeInputStream::TeeInputStream(std::istream& istr): TeeIOS(istr), std::istream(&_buf) |
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131 | { |
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132 | } |
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133 | |
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134 | |
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135 | TeeInputStream::~TeeInputStream() |
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136 | { |
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137 | } |
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138 | |
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139 | |
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140 | TeeOutputStream::TeeOutputStream(): std::ostream(&_buf) |
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141 | { |
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142 | } |
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143 | |
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144 | |
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145 | TeeOutputStream::TeeOutputStream(std::ostream& ostr): TeeIOS(ostr), std::ostream(&_buf) |
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146 | { |
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147 | } |
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148 | |
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149 | |
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150 | TeeOutputStream::~TeeOutputStream() |
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151 | { |
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152 | } |
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153 | |
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154 | |
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155 | } // namespace Poco |
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