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  82. <div class="title">CommandManager.cs</div> </div>
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  85. <a href="_command_manager_8cs.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span>&#160;<span class="comment">//</span></div><div class="line"><a name="l00002"></a><span class="lineno"> 2</span>&#160;<span class="comment">// CommandManager.cs</span></div><div class="line"><a name="l00003"></a><span class="lineno"> 3</span>&#160;<span class="comment">//</span></div><div class="line"><a name="l00004"></a><span class="lineno"> 4</span>&#160;<span class="comment">// Author:</span></div><div class="line"><a name="l00005"></a><span class="lineno"> 5</span>&#160;<span class="comment">// Di MERCURIO Sébastien &lt;dimercur@insa-toulouse.fr&gt;</span></div><div class="line"><a name="l00006"></a><span class="lineno"> 6</span>&#160;<span class="comment">//</span></div><div class="line"><a name="l00007"></a><span class="lineno"> 7</span>&#160;<span class="comment">// Copyright (c) 2018 INSA - DGEI</span></div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span>&#160;<span class="comment">//</span></div><div class="line"><a name="l00009"></a><span class="lineno"> 9</span>&#160;<span class="comment">// This program is free software: you can redistribute it and/or modify</span></div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span>&#160;<span class="comment">// it under the terms of the GNU General Public License as published by</span></div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span>&#160;<span class="comment">// the Free Software Foundation, either version 3 of the License, or</span></div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span>&#160;<span class="comment">// (at your option) any later version.</span></div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span>&#160;<span class="comment">//</span></div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span>&#160;<span class="comment">// This program is distributed in the hope that it will be useful,</span></div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span>&#160;<span class="comment">// but WITHOUT ANY WARRANTY; without even the implied warranty of</span></div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span>&#160;<span class="comment">// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the</span></div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span>&#160;<span class="comment">// GNU General Public License for more details.</span></div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span>&#160;<span class="comment">//</span></div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span>&#160;<span class="comment">// You should have received a copy of the GNU General Public License</span></div><div class="line"><a name="l00020"></a><span class="lineno"> 20</span>&#160;<span class="comment">// along with this program. If not, see &lt;http://www.gnu.org/licenses/&gt;.</span></div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span>&#160;</div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span>&#160;<span class="keyword">using</span> <a class="code" href="namespace_system.html">System</a>.Threading;</div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span>&#160;</div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span>&#160;<span class="keyword">namespace </span><a class="code" href="namespacemonitor.html">monitor</a></div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span>&#160;{</div><div class="line"><a name="l00031"></a><span class="lineno"><a class="line" href="classmonitor_1_1_command_manager.html"> 31</a></span>&#160; <span class="keyword">public</span> <span class="keyword">class </span><a class="code" href="classmonitor_1_1_command_manager.html">CommandManager</a></div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span>&#160; {</div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span>&#160; <span class="keyword">public</span> delegate <span class="keywordtype">void</span> <a class="code" href="classmonitor_1_1_command_manager.html#a5afd16036cc3d0e69554f69dacad0bcc">CommandReceivedEvent</a>(<span class="keywordtype">string</span> msg, byte[] buffer);</div><div class="line"><a name="l00037"></a><span class="lineno"><a class="line" href="classmonitor_1_1_command_manager.html#ab90d68a3d3a9b3935fa9f1a57e8dabfa"> 37</a></span>&#160; <span class="keyword">public</span> CommandReceivedEvent <a class="code" href="classmonitor_1_1_command_manager.html#ab90d68a3d3a9b3935fa9f1a57e8dabfa">commandReceivedEvent</a> = null;</div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span>&#160;</div><div class="line"><a name="l00042"></a><span class="lineno"><a class="line" href="classmonitor_1_1_command_manager.html#a07639cd39445a379667a2450e78001b0"> 42</a></span>&#160; <span class="keyword">private</span> <a class="code" href="namespace_system.html">System</a>.Timers.Timer <a class="code" href="classmonitor_1_1_command_manager.html#a07639cd39445a379667a2450e78001b0">waitTimer</a> = <span class="keyword">new</span> <a class="code" href="namespace_system.html">System</a>.Timers.Timer();</div><div class="line"><a name="l00043"></a><span class="lineno"><a class="line" href="classmonitor_1_1_command_manager.html#a0d27eb1a38efb01559f14a707ff86447"> 43</a></span>&#160; <span class="keyword">private</span> ManualResetEvent <a class="code" href="classmonitor_1_1_command_manager.html#a0d27eb1a38efb01559f14a707ff86447">waitEvent</a> = <span class="keyword">new</span> ManualResetEvent(<span class="keyword">false</span>);</div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span>&#160;</div><div class="line"><a name="l00048"></a><span class="lineno"><a class="line" href="classmonitor_1_1_command_manager.html#a39c2c03f93b309e65a45ac91c6eb39bd"> 48</a></span>&#160; <span class="keyword">private</span> <span class="keywordtype">bool</span> <a class="code" href="classmonitor_1_1_command_manager.html#a39c2c03f93b309e65a45ac91c6eb39bd">waitForAcknowledge</a> = <span class="keyword">false</span>;</div><div class="line"><a name="l00049"></a><span class="lineno"> 49</span>&#160;</div><div class="line"><a name="l00053"></a><span class="lineno"><a class="line" href="classmonitor_1_1_command_manager.html#aa610e72e8f23f0d26388f204c848ed57"> 53</a></span>&#160; <span class="keyword">private</span> <span class="keywordtype">string</span> <a class="code" href="classmonitor_1_1_command_manager.html#aa610e72e8f23f0d26388f204c848ed57">messageReceived</a> = null;</div><div class="line"><a name="l00054"></a><span class="lineno"> 54</span>&#160;</div><div class="line"><a name="l00058"></a><span class="lineno"><a class="line" href="classmonitor_1_1_command_manager.html#aea039cd0f99f5193c307b805077669db"> 58</a></span>&#160; <span class="keyword">private</span> <span class="keywordtype">bool</span> <a class="code" href="classmonitor_1_1_command_manager.html#aea039cd0f99f5193c307b805077669db">isBusy</a> = <span class="keyword">false</span>;</div><div class="line"><a name="l00059"></a><span class="lineno"> 59</span>&#160;</div><div class="line"><a name="l00063"></a><span class="lineno"><a class="line" href="classmonitor_1_1_command_manager.html#ac8ca53031468acc8be05c37586671a9b"> 63</a></span>&#160; <span class="keyword">public</span> <span class="keyword">enum</span> <a class="code" href="classmonitor_1_1_command_manager.html#ac8ca53031468acc8be05c37586671a9b">CommandManagerStatus</a></div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span>&#160; {</div><div class="line"><a name="l00065"></a><span class="lineno"> 65</span>&#160; AnswerReceived,</div><div class="line"><a name="l00066"></a><span class="lineno"> 66</span>&#160; Timeout,</div><div class="line"><a name="l00067"></a><span class="lineno"> 67</span>&#160; Busy</div><div class="line"><a name="l00068"></a><span class="lineno"> 68</span>&#160; };</div><div class="line"><a name="l00069"></a><span class="lineno"> 69</span>&#160;</div><div class="line"><a name="l00074"></a><span class="lineno"><a class="line" href="classmonitor_1_1_command_manager.html#ac2248c90d3a59bc2bf376cd876cece72"> 74</a></span>&#160; <span class="keyword">public</span> <a class="code" href="classmonitor_1_1_command_manager.html#ac2248c90d3a59bc2bf376cd876cece72">CommandManager</a>(CommandReceivedEvent callback)</div><div class="line"><a name="l00075"></a><span class="lineno"> 75</span>&#160; {</div><div class="line"><a name="l00076"></a><span class="lineno"> 76</span>&#160; <a class="code" href="classmonitor_1_1_client.html">Client</a>.<a class="code" href="classmonitor_1_1_client.html#a01cb2a551d81fd82d2f7015e177f0f18">readEvent</a> += this.<a class="code" href="classmonitor_1_1_command_manager.html#a92e5d42afb61f29d9a4746b4446c2a65">OnMessageReception</a>;</div><div class="line"><a name="l00077"></a><span class="lineno"> 77</span>&#160;</div><div class="line"><a name="l00078"></a><span class="lineno"> 78</span>&#160; this.commandReceivedEvent += callback;</div><div class="line"><a name="l00079"></a><span class="lineno"> 79</span>&#160; <a class="code" href="classmonitor_1_1_command_manager.html#a07639cd39445a379667a2450e78001b0">waitTimer</a>.Elapsed += <a class="code" href="classmonitor_1_1_command_manager.html#a2f91bb775ba25855be007886b994a5df">OnMessageTimeout</a>;</div><div class="line"><a name="l00080"></a><span class="lineno"> 80</span>&#160; }</div><div class="line"><a name="l00081"></a><span class="lineno"> 81</span>&#160;</div><div class="line"><a name="l00086"></a><span class="lineno"><a class="line" href="classmonitor_1_1_command_manager.html#ad2a8eb1139a5a25a6993887c55b3da4e"> 86</a></span>&#160; <a class="code" href="classmonitor_1_1_command_manager.html#ad2a8eb1139a5a25a6993887c55b3da4e">~CommandManager</a>()</div><div class="line"><a name="l00087"></a><span class="lineno"> 87</span>&#160; {</div><div class="line"><a name="l00088"></a><span class="lineno"> 88</span>&#160; <a class="code" href="classmonitor_1_1_client.html">Client</a>.<a class="code" href="classmonitor_1_1_client.html#ae6c0cbe19d622b008fd1f6d01d9cb315">Close</a>();</div><div class="line"><a name="l00089"></a><span class="lineno"> 89</span>&#160; }</div><div class="line"><a name="l00090"></a><span class="lineno"> 90</span>&#160;</div><div class="line"><a name="l00096"></a><span class="lineno"><a class="line" href="classmonitor_1_1_command_manager.html#a7329cbf8008bcb8a0280aa7ffa6aa43c"> 96</a></span>&#160; <span class="keyword">public</span> <span class="keywordtype">bool</span> <a class="code" href="classmonitor_1_1_command_manager.html#a7329cbf8008bcb8a0280aa7ffa6aa43c">Open</a>(<span class="keywordtype">string</span> hostname)</div><div class="line"><a name="l00097"></a><span class="lineno"> 97</span>&#160; {</div><div class="line"><a name="l00098"></a><span class="lineno"> 98</span>&#160; <span class="keywordflow">return</span> this.<a class="code" href="classmonitor_1_1_command_manager.html#a7329cbf8008bcb8a0280aa7ffa6aa43c">Open</a>(hostname, <a class="code" href="classmonitor_1_1_client.html">Client</a>.<a class="code" href="classmonitor_1_1_client.html#ad0a9bfc361ccef7443625f399e67f84a">defaultPort</a>);</div><div class="line"><a name="l00099"></a><span class="lineno"> 99</span>&#160; }</div><div class="line"><a name="l00100"></a><span class="lineno"> 100</span>&#160;</div><div class="line"><a name="l00107"></a><span class="lineno"><a class="line" href="classmonitor_1_1_command_manager.html#a0a0054ee87d293577fa39af1fcd5ffee"> 107</a></span>&#160; <span class="keyword">public</span> <span class="keywordtype">bool</span> <a class="code" href="classmonitor_1_1_command_manager.html#a0a0054ee87d293577fa39af1fcd5ffee">Open</a>(<span class="keywordtype">string</span> hostname, <span class="keywordtype">int</span> port)</div><div class="line"><a name="l00108"></a><span class="lineno"> 108</span>&#160; {</div><div class="line"><a name="l00109"></a><span class="lineno"> 109</span>&#160; <span class="keywordflow">return</span> <a class="code" href="classmonitor_1_1_client.html">Client</a>.<a class="code" href="classmonitor_1_1_client.html#af802cd428aa08b9604e2246f11e1fe61">Open</a>(hostname, port);</div><div class="line"><a name="l00110"></a><span class="lineno"> 110</span>&#160; }</div><div class="line"><a name="l00111"></a><span class="lineno"> 111</span>&#160;</div><div class="line"><a name="l00115"></a><span class="lineno"><a class="line" href="classmonitor_1_1_command_manager.html#ab28b0e5a2641391e655aaaaa05a1fdf6"> 115</a></span>&#160; <span class="keyword">public</span> <span class="keywordtype">void</span> <a class="code" href="classmonitor_1_1_command_manager.html#ab28b0e5a2641391e655aaaaa05a1fdf6">Close</a>()</div><div class="line"><a name="l00116"></a><span class="lineno"> 116</span>&#160; {</div><div class="line"><a name="l00117"></a><span class="lineno"> 117</span>&#160; <a class="code" href="classmonitor_1_1_client.html">Client</a>.<a class="code" href="classmonitor_1_1_client.html#ae6c0cbe19d622b008fd1f6d01d9cb315">Close</a>();</div><div class="line"><a name="l00118"></a><span class="lineno"> 118</span>&#160; }</div><div class="line"><a name="l00119"></a><span class="lineno"> 119</span>&#160;</div><div class="line"><a name="l00125"></a><span class="lineno"><a class="line" href="classmonitor_1_1_command_manager.html#a92e5d42afb61f29d9a4746b4446c2a65"> 125</a></span>&#160; <span class="keyword">private</span> <span class="keywordtype">void</span> <a class="code" href="classmonitor_1_1_command_manager.html#a92e5d42afb61f29d9a4746b4446c2a65">OnMessageReception</a>(<span class="keywordtype">string</span> message, byte[] buffer)</div><div class="line"><a name="l00126"></a><span class="lineno"> 126</span>&#160; {</div><div class="line"><a name="l00127"></a><span class="lineno"> 127</span>&#160; <a class="code" href="classmonitor_1_1_command_manager.html#a07639cd39445a379667a2450e78001b0">waitTimer</a>.Stop(); <span class="comment">// Stop timeout stopwatch</span></div><div class="line"><a name="l00128"></a><span class="lineno"> 128</span>&#160;</div><div class="line"><a name="l00129"></a><span class="lineno"> 129</span>&#160; this.messageReceived = message;</div><div class="line"><a name="l00130"></a><span class="lineno"> 130</span>&#160; isBusy = <span class="keyword">false</span>;</div><div class="line"><a name="l00131"></a><span class="lineno"> 131</span>&#160;</div><div class="line"><a name="l00132"></a><span class="lineno"> 132</span>&#160; <span class="comment">// if SendCommand wait for an acknowledge, release semaphore waitEvent</span></div><div class="line"><a name="l00133"></a><span class="lineno"> 133</span>&#160; <span class="comment">// so that SendCommand will be able to read received answer</span></div><div class="line"><a name="l00134"></a><span class="lineno"> 134</span>&#160; <span class="comment">// Received answer will not be sent to upper level</span></div><div class="line"><a name="l00135"></a><span class="lineno"> 135</span>&#160; <span class="keywordflow">if</span> (waitForAcknowledge)</div><div class="line"><a name="l00136"></a><span class="lineno"> 136</span>&#160; {</div><div class="line"><a name="l00137"></a><span class="lineno"> 137</span>&#160; waitForAcknowledge = <span class="keyword">false</span>;</div><div class="line"><a name="l00138"></a><span class="lineno"> 138</span>&#160; waitEvent.Set(); <span class="comment">// Envoi de l&#39;evenement</span></div><div class="line"><a name="l00139"></a><span class="lineno"> 139</span>&#160; }</div><div class="line"><a name="l00140"></a><span class="lineno"> 140</span>&#160; <span class="keywordflow">else</span></div><div class="line"><a name="l00141"></a><span class="lineno"> 141</span>&#160; <span class="comment">// if sendCommand doesn&#39;t wait for an acknowledge, message received</span></div><div class="line"><a name="l00142"></a><span class="lineno"> 142</span>&#160; <span class="comment">// is for upper level, so call callback</span></div><div class="line"><a name="l00143"></a><span class="lineno"> 143</span>&#160; {</div><div class="line"><a name="l00144"></a><span class="lineno"> 144</span>&#160; </div><div class="line"><a name="l00145"></a><span class="lineno"> 145</span>&#160; waitForAcknowledge = <span class="keyword">false</span>;</div><div class="line"><a name="l00146"></a><span class="lineno"> 146</span>&#160;</div><div class="line"><a name="l00147"></a><span class="lineno"> 147</span>&#160; this.commandReceivedEvent?.Invoke(message, buffer);</div><div class="line"><a name="l00148"></a><span class="lineno"> 148</span>&#160; }</div><div class="line"><a name="l00149"></a><span class="lineno"> 149</span>&#160; }</div><div class="line"><a name="l00150"></a><span class="lineno"> 150</span>&#160;</div><div class="line"><a name="l00156"></a><span class="lineno"><a class="line" href="classmonitor_1_1_command_manager.html#a2f91bb775ba25855be007886b994a5df"> 156</a></span>&#160; <span class="keyword">private</span> <span class="keywordtype">void</span> <a class="code" href="classmonitor_1_1_command_manager.html#a2f91bb775ba25855be007886b994a5df">OnMessageTimeout</a>(<span class="keywordtype">object</span> sender, <a class="code" href="namespace_system.html">System</a>.Timers.ElapsedEventArgs e)</div><div class="line"><a name="l00157"></a><span class="lineno"> 157</span>&#160; {</div><div class="line"><a name="l00158"></a><span class="lineno"> 158</span>&#160; messageReceived = null;</div><div class="line"><a name="l00159"></a><span class="lineno"> 159</span>&#160; <span class="comment">// set buffer and message as null to indicate that no message was received</span></div><div class="line"><a name="l00160"></a><span class="lineno"> 160</span>&#160; <span class="comment">// and call to OnMessagereception is due to timeout</span></div><div class="line"><a name="l00161"></a><span class="lineno"> 161</span>&#160; <a class="code" href="classmonitor_1_1_command_manager.html#a92e5d42afb61f29d9a4746b4446c2a65">OnMessageReception</a>(messageReceived, null);</div><div class="line"><a name="l00162"></a><span class="lineno"> 162</span>&#160; }</div><div class="line"><a name="l00163"></a><span class="lineno"> 163</span>&#160;</div><div class="line"><a name="l00171"></a><span class="lineno"><a class="line" href="classmonitor_1_1_command_manager.html#a3cd1f2303e47e5148fd3e927a7957363"> 171</a></span>&#160; <span class="keyword">public</span> <a class="code" href="classmonitor_1_1_command_manager.html#ac8ca53031468acc8be05c37586671a9b">CommandManagerStatus</a> <a class="code" href="classmonitor_1_1_command_manager.html#a3cd1f2303e47e5148fd3e927a7957363">SendCommand</a>(<span class="keywordtype">string</span> cmd, out <span class="keywordtype">string</span> answer, <span class="keywordtype">double</span> timeout)</div><div class="line"><a name="l00172"></a><span class="lineno"> 172</span>&#160; {</div><div class="line"><a name="l00173"></a><span class="lineno"> 173</span>&#160; <a class="code" href="classmonitor_1_1_command_manager.html#ac8ca53031468acc8be05c37586671a9b">CommandManagerStatus</a> status = <a class="code" href="classmonitor_1_1_command_manager.html#ac8ca53031468acc8be05c37586671a9b">CommandManagerStatus</a>.AnswerReceived;</div><div class="line"><a name="l00174"></a><span class="lineno"> 174</span>&#160; answer = null;</div><div class="line"><a name="l00175"></a><span class="lineno"> 175</span>&#160;</div><div class="line"><a name="l00176"></a><span class="lineno"> 176</span>&#160;</div><div class="line"><a name="l00177"></a><span class="lineno"> 177</span>&#160; <span class="keywordflow">if</span> (isBusy) status = <a class="code" href="classmonitor_1_1_command_manager.html#ac8ca53031468acc8be05c37586671a9b">CommandManagerStatus</a>.Busy;</div><div class="line"><a name="l00178"></a><span class="lineno"> 178</span>&#160; <span class="keywordflow">else</span></div><div class="line"><a name="l00179"></a><span class="lineno"> 179</span>&#160; {</div><div class="line"><a name="l00180"></a><span class="lineno"> 180</span>&#160; isBusy = <span class="keyword">true</span>;</div><div class="line"><a name="l00181"></a><span class="lineno"> 181</span>&#160;</div><div class="line"><a name="l00182"></a><span class="lineno"> 182</span>&#160; <span class="comment">// Send command to server</span></div><div class="line"><a name="l00183"></a><span class="lineno"> 183</span>&#160; <a class="code" href="classmonitor_1_1_client.html">Client</a>.<a class="code" href="classmonitor_1_1_client.html#a081413295e7a96662b39b2ddec854b02">Write</a>(cmd);</div><div class="line"><a name="l00184"></a><span class="lineno"> 184</span>&#160;</div><div class="line"><a name="l00185"></a><span class="lineno"> 185</span>&#160; <span class="keywordflow">if</span> (timeout &gt; 0) <span class="comment">// Command request an acknowledge</span></div><div class="line"><a name="l00186"></a><span class="lineno"> 186</span>&#160; {</div><div class="line"><a name="l00187"></a><span class="lineno"> 187</span>&#160; </div><div class="line"><a name="l00188"></a><span class="lineno"> 188</span>&#160; waitForAcknowledge = <span class="keyword">true</span>; <span class="comment">// Flag used in OnMessageReception callback to avoid</span></div><div class="line"><a name="l00189"></a><span class="lineno"> 189</span>&#160; <span class="comment">// sending acknowledge message to upper level</span></div><div class="line"><a name="l00190"></a><span class="lineno"> 190</span>&#160; <a class="code" href="classmonitor_1_1_command_manager.html#a07639cd39445a379667a2450e78001b0">waitTimer</a>.Interval = timeout;</div><div class="line"><a name="l00191"></a><span class="lineno"> 191</span>&#160; <a class="code" href="classmonitor_1_1_command_manager.html#a07639cd39445a379667a2450e78001b0">waitTimer</a>.Start(); <span class="comment">// Start timeout timer</span></div><div class="line"><a name="l00192"></a><span class="lineno"> 192</span>&#160;</div><div class="line"><a name="l00193"></a><span class="lineno"> 193</span>&#160; waitEvent.WaitOne(); <span class="comment">// Stop current thread, waiting for waitEvent semaphore </span></div><div class="line"><a name="l00194"></a><span class="lineno"> 194</span>&#160; <span class="comment">// produced in OnMessageReception when either a message is received</span></div><div class="line"><a name="l00195"></a><span class="lineno"> 195</span>&#160; <span class="comment">// or a timeout occur</span></div><div class="line"><a name="l00196"></a><span class="lineno"> 196</span>&#160;</div><div class="line"><a name="l00197"></a><span class="lineno"> 197</span>&#160; waitEvent.Reset(); <span class="comment">// reset semaphore for next message</span></div><div class="line"><a name="l00198"></a><span class="lineno"> 198</span>&#160;</div><div class="line"><a name="l00199"></a><span class="lineno"> 199</span>&#160; <span class="keywordflow">if</span> (this.messageReceived == null) <span class="comment">// timeout: server connection error</span></div><div class="line"><a name="l00200"></a><span class="lineno"> 200</span>&#160; {</div><div class="line"><a name="l00201"></a><span class="lineno"> 201</span>&#160; status = <a class="code" href="classmonitor_1_1_command_manager.html#ac8ca53031468acc8be05c37586671a9b">CommandManagerStatus</a>.Timeout;</div><div class="line"><a name="l00202"></a><span class="lineno"> 202</span>&#160; }</div><div class="line"><a name="l00203"></a><span class="lineno"> 203</span>&#160; }</div><div class="line"><a name="l00204"></a><span class="lineno"> 204</span>&#160; <span class="keywordflow">else</span> isBusy = <span class="keyword">false</span>;</div><div class="line"><a name="l00205"></a><span class="lineno"> 205</span>&#160;</div><div class="line"><a name="l00206"></a><span class="lineno"> 206</span>&#160; <span class="comment">// return received answer, null in case of timeout</span></div><div class="line"><a name="l00207"></a><span class="lineno"> 207</span>&#160; answer = this.<a class="code" href="classmonitor_1_1_command_manager.html#aa610e72e8f23f0d26388f204c848ed57">messageReceived</a>;</div><div class="line"><a name="l00208"></a><span class="lineno"> 208</span>&#160; this.messageReceived = null;</div><div class="line"><a name="l00209"></a><span class="lineno"> 209</span>&#160; }</div><div class="line"><a name="l00210"></a><span class="lineno"> 210</span>&#160;</div><div class="line"><a name="l00211"></a><span class="lineno"> 211</span>&#160; <span class="keywordflow">return</span> status;</div><div class="line"><a name="l00212"></a><span class="lineno"> 212</span>&#160; }</div><div class="line"><a name="l00213"></a><span class="lineno"> 213</span>&#160; }</div><div class="line"><a name="l00214"></a><span class="lineno"> 214</span>&#160;}</div><div class="ttc" id="classmonitor_1_1_command_manager_html_a2f91bb775ba25855be007886b994a5df"><div class="ttname"><a href="classmonitor_1_1_command_manager.html#a2f91bb775ba25855be007886b994a5df">monitor.CommandManager.OnMessageTimeout</a></div><div class="ttdeci">void OnMessageTimeout(object sender, System.Timers.ElapsedEventArgs e)</div><div class="ttdoc">Callback called by stopwatch on timeout </div><div class="ttdef"><b>Definition:</b> <a href="_command_manager_8cs_source.html#l00156">CommandManager.cs:156</a></div></div>
  86. <div class="ttc" id="classmonitor_1_1_client_html_ad0a9bfc361ccef7443625f399e67f84a"><div class="ttname"><a href="classmonitor_1_1_client.html#ad0a9bfc361ccef7443625f399e67f84a">monitor.Client.defaultPort</a></div><div class="ttdeci">const int defaultPort</div><div class="ttdoc">Default server port number </div><div class="ttdef"><b>Definition:</b> <a href="_client_8cs_source.html#l00041">Client.cs:41</a></div></div>
  87. <div class="ttc" id="classmonitor_1_1_command_manager_html_a7329cbf8008bcb8a0280aa7ffa6aa43c"><div class="ttname"><a href="classmonitor_1_1_command_manager.html#a7329cbf8008bcb8a0280aa7ffa6aa43c">monitor.CommandManager.Open</a></div><div class="ttdeci">bool Open(string hostname)</div><div class="ttdoc">Open the specified hostname server, using default port number. </div><div class="ttdef"><b>Definition:</b> <a href="_command_manager_8cs_source.html#l00096">CommandManager.cs:96</a></div></div>
  88. <div class="ttc" id="classmonitor_1_1_client_html_a081413295e7a96662b39b2ddec854b02"><div class="ttname"><a href="classmonitor_1_1_client.html#a081413295e7a96662b39b2ddec854b02">monitor.Client.Write</a></div><div class="ttdeci">static void Write(string mes)</div><div class="ttdoc">Write a string to server </div><div class="ttdef"><b>Definition:</b> <a href="_client_8cs_source.html#l00219">Client.cs:219</a></div></div>
  89. <div class="ttc" id="classmonitor_1_1_command_manager_html"><div class="ttname"><a href="classmonitor_1_1_command_manager.html">monitor.CommandManager</a></div><div class="ttdoc">Command Manager. Use for timeout managment during reception of data Used as intermediate layer betwee...</div><div class="ttdef"><b>Definition:</b> <a href="_command_manager_8cs_source.html#l00031">CommandManager.cs:31</a></div></div>
  90. <div class="ttc" id="namespace_system_html"><div class="ttname"><a href="namespace_system.html">System</a></div></div>
  91. <div class="ttc" id="classmonitor_1_1_command_manager_html_a5afd16036cc3d0e69554f69dacad0bcc"><div class="ttname"><a href="classmonitor_1_1_command_manager.html#a5afd16036cc3d0e69554f69dacad0bcc">monitor.CommandManager.CommandReceivedEvent</a></div><div class="ttdeci">delegate void CommandReceivedEvent(string msg, byte[] buffer)</div><div class="ttdoc">Callback for sending received data to upper level </div></div>
  92. <div class="ttc" id="classmonitor_1_1_command_manager_html_a3cd1f2303e47e5148fd3e927a7957363"><div class="ttname"><a href="classmonitor_1_1_command_manager.html#a3cd1f2303e47e5148fd3e927a7957363">monitor.CommandManager.SendCommand</a></div><div class="ttdeci">CommandManagerStatus SendCommand(string cmd, out string answer, double timeout)</div><div class="ttdoc">Sends a command to TCP server </div><div class="ttdef"><b>Definition:</b> <a href="_command_manager_8cs_source.html#l00171">CommandManager.cs:171</a></div></div>
  93. <div class="ttc" id="classmonitor_1_1_command_manager_html_aea039cd0f99f5193c307b805077669db"><div class="ttname"><a href="classmonitor_1_1_command_manager.html#aea039cd0f99f5193c307b805077669db">monitor.CommandManager.isBusy</a></div><div class="ttdeci">bool isBusy</div><div class="ttdoc">flag indicating command manager is currently busy waiting an acknowledge </div><div class="ttdef"><b>Definition:</b> <a href="_command_manager_8cs_source.html#l00058">CommandManager.cs:58</a></div></div>
  94. <div class="ttc" id="classmonitor_1_1_command_manager_html_a92e5d42afb61f29d9a4746b4446c2a65"><div class="ttname"><a href="classmonitor_1_1_command_manager.html#a92e5d42afb61f29d9a4746b4446c2a65">monitor.CommandManager.OnMessageReception</a></div><div class="ttdeci">void OnMessageReception(string message, byte[] buffer)</div><div class="ttdoc">Callback called by Client class after reception of new message </div><div class="ttdef"><b>Definition:</b> <a href="_command_manager_8cs_source.html#l00125">CommandManager.cs:125</a></div></div>
  95. <div class="ttc" id="classmonitor_1_1_command_manager_html_ab90d68a3d3a9b3935fa9f1a57e8dabfa"><div class="ttname"><a href="classmonitor_1_1_command_manager.html#ab90d68a3d3a9b3935fa9f1a57e8dabfa">monitor.CommandManager.commandReceivedEvent</a></div><div class="ttdeci">CommandReceivedEvent commandReceivedEvent</div><div class="ttdef"><b>Definition:</b> <a href="_command_manager_8cs_source.html#l00037">CommandManager.cs:37</a></div></div>
  96. <div class="ttc" id="classmonitor_1_1_command_manager_html_a07639cd39445a379667a2450e78001b0"><div class="ttname"><a href="classmonitor_1_1_command_manager.html#a07639cd39445a379667a2450e78001b0">monitor.CommandManager.waitTimer</a></div><div class="ttdeci">System.Timers.Timer waitTimer</div><div class="ttdoc">Timer for managing timeout </div><div class="ttdef"><b>Definition:</b> <a href="_command_manager_8cs_source.html#l00042">CommandManager.cs:42</a></div></div>
  97. <div class="ttc" id="classmonitor_1_1_command_manager_html_a0d27eb1a38efb01559f14a707ff86447"><div class="ttname"><a href="classmonitor_1_1_command_manager.html#a0d27eb1a38efb01559f14a707ff86447">monitor.CommandManager.waitEvent</a></div><div class="ttdeci">ManualResetEvent waitEvent</div><div class="ttdef"><b>Definition:</b> <a href="_command_manager_8cs_source.html#l00043">CommandManager.cs:43</a></div></div>
  98. <div class="ttc" id="namespacemonitor_html"><div class="ttname"><a href="namespacemonitor.html">monitor</a></div><div class="ttdef"><b>Definition:</b> <a href="_client_8cs_source.html#l00026">Client.cs:26</a></div></div>
  99. <div class="ttc" id="classmonitor_1_1_client_html_af802cd428aa08b9604e2246f11e1fe61"><div class="ttname"><a href="classmonitor_1_1_client.html#af802cd428aa08b9604e2246f11e1fe61">monitor.Client.Open</a></div><div class="ttdeci">static bool Open(string host)</div><div class="ttdoc">Open connection to server &quot;host&quot;, on default port number. </div><div class="ttdef"><b>Definition:</b> <a href="_client_8cs_source.html#l00089">Client.cs:89</a></div></div>
  100. <div class="ttc" id="classmonitor_1_1_client_html"><div class="ttname"><a href="classmonitor_1_1_client.html">monitor.Client</a></div><div class="ttdoc">Static class for TCP client </div><div class="ttdef"><b>Definition:</b> <a href="_client_8cs_source.html#l00031">Client.cs:31</a></div></div>
  101. <div class="ttc" id="classmonitor_1_1_client_html_ae6c0cbe19d622b008fd1f6d01d9cb315"><div class="ttname"><a href="classmonitor_1_1_client.html#ae6c0cbe19d622b008fd1f6d01d9cb315">monitor.Client.Close</a></div><div class="ttdeci">static void Close()</div><div class="ttdoc">Close connection to server </div><div class="ttdef"><b>Definition:</b> <a href="_client_8cs_source.html#l00141">Client.cs:141</a></div></div>
  102. <div class="ttc" id="classmonitor_1_1_command_manager_html_ac8ca53031468acc8be05c37586671a9b"><div class="ttname"><a href="classmonitor_1_1_command_manager.html#ac8ca53031468acc8be05c37586671a9b">monitor.CommandManager.CommandManagerStatus</a></div><div class="ttdeci">CommandManagerStatus</div><div class="ttdoc">Available status when sending command </div><div class="ttdef"><b>Definition:</b> <a href="_command_manager_8cs_source.html#l00063">CommandManager.cs:63</a></div></div>
  103. <div class="ttc" id="classmonitor_1_1_client_html_a01cb2a551d81fd82d2f7015e177f0f18"><div class="ttname"><a href="classmonitor_1_1_client.html#a01cb2a551d81fd82d2f7015e177f0f18">monitor.Client.readEvent</a></div><div class="ttdeci">static ReadEvent readEvent</div><div class="ttdef"><b>Definition:</b> <a href="_client_8cs_source.html#l00082">Client.cs:82</a></div></div>
  104. <div class="ttc" id="classmonitor_1_1_command_manager_html_a0a0054ee87d293577fa39af1fcd5ffee"><div class="ttname"><a href="classmonitor_1_1_command_manager.html#a0a0054ee87d293577fa39af1fcd5ffee">monitor.CommandManager.Open</a></div><div class="ttdeci">bool Open(string hostname, int port)</div><div class="ttdoc">Open connection to server &quot;host&quot;, with port number &quot;port&quot; </div><div class="ttdef"><b>Definition:</b> <a href="_command_manager_8cs_source.html#l00107">CommandManager.cs:107</a></div></div>
  105. <div class="ttc" id="classmonitor_1_1_command_manager_html_aa610e72e8f23f0d26388f204c848ed57"><div class="ttname"><a href="classmonitor_1_1_command_manager.html#aa610e72e8f23f0d26388f204c848ed57">monitor.CommandManager.messageReceived</a></div><div class="ttdeci">string messageReceived</div><div class="ttdoc">received message </div><div class="ttdef"><b>Definition:</b> <a href="_command_manager_8cs_source.html#l00053">CommandManager.cs:53</a></div></div>
  106. <div class="ttc" id="classmonitor_1_1_command_manager_html_ac2248c90d3a59bc2bf376cd876cece72"><div class="ttname"><a href="classmonitor_1_1_command_manager.html#ac2248c90d3a59bc2bf376cd876cece72">monitor.CommandManager.CommandManager</a></div><div class="ttdeci">CommandManager(CommandReceivedEvent callback)</div><div class="ttdoc">Initializes a new instance of the T:monitor.CommandManager class. </div><div class="ttdef"><b>Definition:</b> <a href="_command_manager_8cs_source.html#l00074">CommandManager.cs:74</a></div></div>
  107. <div class="ttc" id="classmonitor_1_1_command_manager_html_ad2a8eb1139a5a25a6993887c55b3da4e"><div class="ttname"><a href="classmonitor_1_1_command_manager.html#ad2a8eb1139a5a25a6993887c55b3da4e">monitor.CommandManager.~CommandManager</a></div><div class="ttdeci">~CommandManager()</div><div class="ttdoc">Releases unmanaged resources and performs other cleanup operations before the T:monitor.CommandManager is reclaimed by garbage collection. </div><div class="ttdef"><b>Definition:</b> <a href="_command_manager_8cs_source.html#l00086">CommandManager.cs:86</a></div></div>
  108. <div class="ttc" id="classmonitor_1_1_command_manager_html_a39c2c03f93b309e65a45ac91c6eb39bd"><div class="ttname"><a href="classmonitor_1_1_command_manager.html#a39c2c03f93b309e65a45ac91c6eb39bd">monitor.CommandManager.waitForAcknowledge</a></div><div class="ttdeci">bool waitForAcknowledge</div><div class="ttdoc">Flag to tell rogram to wait for an acknowledge from server </div><div class="ttdef"><b>Definition:</b> <a href="_command_manager_8cs_source.html#l00048">CommandManager.cs:48</a></div></div>
  109. <div class="ttc" id="classmonitor_1_1_command_manager_html_ab28b0e5a2641391e655aaaaa05a1fdf6"><div class="ttname"><a href="classmonitor_1_1_command_manager.html#ab28b0e5a2641391e655aaaaa05a1fdf6">monitor.CommandManager.Close</a></div><div class="ttdeci">void Close()</div><div class="ttdoc">Close connection to server </div><div class="ttdef"><b>Definition:</b> <a href="_command_manager_8cs_source.html#l00115">CommandManager.cs:115</a></div></div>
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