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3 <title>eric6.Utilities.BackgroundClient</title> |
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22 <h1>eric6.Utilities.BackgroundClient</h1> |
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23 <p> |
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24 Module implementing a Qt free version of a background client for the various |
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25 checkers and other python interpreter dependent functions. |
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26 </p> |
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27 <h3>Global Attributes</h3> |
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28 <table> |
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29 <tr><td>None</td></tr> |
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30 </table> |
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31 <h3>Classes</h3> |
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32 <table> |
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33 <tr> |
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34 <td><a href="#BackgroundClient">BackgroundClient</a></td> |
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35 <td>Class implementing the main part of the background client.</td> |
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36 </tr> |
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37 </table> |
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38 <h3>Functions</h3> |
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39 <table> |
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40 <tr><td>None</td></tr> |
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41 </table> |
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42 <hr /><hr /> |
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43 <a NAME="BackgroundClient" ID="BackgroundClient"></a> |
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44 <h2>BackgroundClient</h2> |
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45 <p> |
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46 Class implementing the main part of the background client. |
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47 </p> |
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48 <h3>Derived from</h3> |
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49 object |
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50 <h3>Class Attributes</h3> |
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51 <table> |
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52 <tr><td>None</td></tr> |
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53 </table> |
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54 <h3>Class Methods</h3> |
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55 <table> |
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56 <tr><td>None</td></tr> |
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57 </table> |
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58 <h3>Methods</h3> |
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59 <table> |
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60 <tr> |
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61 <td><a href="#BackgroundClient.__init__">BackgroundClient</a></td> |
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62 <td>Constructor of the BackgroundClient class.</td> |
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63 </tr><tr> |
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64 <td><a href="#BackgroundClient.__cancelled">__cancelled</a></td> |
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65 <td>Private method to check for a job cancellation.</td> |
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66 </tr><tr> |
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67 <td><a href="#BackgroundClient.__initClientService">__initClientService</a></td> |
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68 <td>Private method to import the given module and register it as service.</td> |
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69 </tr><tr> |
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70 <td><a href="#BackgroundClient.__peek">__peek</a></td> |
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71 <td>Private methode to peek the given length of bytes.</td> |
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72 </tr><tr> |
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73 <td><a href="#BackgroundClient.__receive">__receive</a></td> |
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74 <td>Private methode to receive the given length of bytes.</td> |
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75 </tr><tr> |
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76 <td><a href="#BackgroundClient.__send">__send</a></td> |
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77 <td>Private method to send a job response back to the BackgroundService.</td> |
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78 </tr><tr> |
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79 <td><a href="#BackgroundClient.run">run</a></td> |
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80 <td>Public method implementing the main loop of the client.</td> |
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81 </tr> |
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82 </table> |
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83 <h3>Static Methods</h3> |
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84 <table> |
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85 <tr><td>None</td></tr> |
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86 </table> |
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87 <a NAME="BackgroundClient.__init__" ID="BackgroundClient.__init__"></a> |
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88 <h4>BackgroundClient (Constructor)</h4> |
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89 <b>BackgroundClient</b>(<i>host, port, maxProcs</i>) |
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90 <p> |
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91 Constructor of the BackgroundClient class. |
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92 </p><dl> |
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93 <dt><i>host</i> (str)</dt> |
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94 <dd> |
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95 ip address the background service is listening |
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96 </dd><dt><i>port</i> (int)</dt> |
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97 <dd> |
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98 port of the background service |
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99 </dd><dt><i>maxProcs</i> (int)</dt> |
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100 <dd> |
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101 maximum number of CPUs (processes) to use |
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102 (0 = determined automatically) |
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103 </dd> |
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104 </dl><a NAME="BackgroundClient.__cancelled" ID="BackgroundClient.__cancelled"></a> |
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105 <h4>BackgroundClient.__cancelled</h4> |
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106 <b>__cancelled</b>(<i></i>) |
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107 <p> |
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108 Private method to check for a job cancellation. |
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109 </p><dl> |
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110 <dt>Returns:</dt> |
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111 <dd> |
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112 flag indicating a cancellation (boolean) |
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113 </dd> |
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114 </dl><a NAME="BackgroundClient.__initClientService" ID="BackgroundClient.__initClientService"></a> |
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115 <h4>BackgroundClient.__initClientService</h4> |
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116 <b>__initClientService</b>(<i>fn, path, module</i>) |
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117 <p> |
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118 Private method to import the given module and register it as service. |
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119 </p><dl> |
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120 <dt><i>fn</i></dt> |
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121 <dd> |
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122 service name to register (str) |
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123 </dd><dt><i>path</i></dt> |
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124 <dd> |
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125 contains the path to the module (str) |
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126 </dd><dt><i>module</i></dt> |
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127 <dd> |
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128 name to import (str) |
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129 </dd> |
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130 </dl><dl> |
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131 <dt>Returns:</dt> |
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132 <dd> |
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133 text result of the import action (str) |
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134 </dd> |
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135 </dl><a NAME="BackgroundClient.__peek" ID="BackgroundClient.__peek"></a> |
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136 <h4>BackgroundClient.__peek</h4> |
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137 <b>__peek</b>(<i>length</i>) |
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138 <p> |
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139 Private methode to peek the given length of bytes. |
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140 </p><dl> |
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141 <dt><i>length</i></dt> |
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142 <dd> |
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143 bytes to receive (int) |
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144 </dd> |
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145 </dl><dl> |
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146 <dt>Returns:</dt> |
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147 <dd> |
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148 received bytes (bytes) |
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149 </dd> |
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150 </dl><a NAME="BackgroundClient.__receive" ID="BackgroundClient.__receive"></a> |
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151 <h4>BackgroundClient.__receive</h4> |
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152 <b>__receive</b>(<i>length</i>) |
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153 <p> |
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154 Private methode to receive the given length of bytes. |
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155 </p><dl> |
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156 <dt><i>length</i></dt> |
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157 <dd> |
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158 bytes to receive (int) |
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159 </dd> |
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160 </dl><dl> |
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161 <dt>Returns:</dt> |
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162 <dd> |
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163 received bytes or None if connection closed (bytes) |
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164 </dd> |
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165 </dl><a NAME="BackgroundClient.__send" ID="BackgroundClient.__send"></a> |
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166 <h4>BackgroundClient.__send</h4> |
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167 <b>__send</b>(<i>fx, fn, data</i>) |
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168 <p> |
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169 Private method to send a job response back to the BackgroundService. |
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170 </p><dl> |
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171 <dt><i>fx</i></dt> |
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172 <dd> |
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173 remote function name to execute (str) |
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174 </dd><dt><i>fn</i></dt> |
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175 <dd> |
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176 filename for identification (str) |
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177 </dd><dt><i>data</i></dt> |
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178 <dd> |
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179 return value(s) (any basic datatype) |
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180 </dd> |
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181 </dl><a NAME="BackgroundClient.run" ID="BackgroundClient.run"></a> |
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182 <h4>BackgroundClient.run</h4> |
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183 <b>run</b>(<i></i>) |
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184 <p> |
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185 Public method implementing the main loop of the client. |
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186 </p> |
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187 <div align="right"><a href="#top">Up</a></div> |
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188 <hr /> |
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189 </body></html> |