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https://github.com/waue0920/Cassandra-PHP-Client-Library
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    59. 

  59.    <div id="projectname">Cassandra PHP Client Library</div>
    60. 

  60.    <div id="projectbrief">Cassandra PHP-based client library for managing and querying your Cassandra cluster.</div>
    61. 

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    62. 

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    96. 

  96.   <div class="headertitle">
    97. 

  97. <h1>Cassandra.php</h1>  </div>
    98. 

  98. </div>
    99. 

  99. <div class="contents">
    100. 

  100. <div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 &lt;?php
    101. 

  101. <a name="l00036"></a>00036 <span class="comment">// set the globals that the thrift library uses</span>
    102. 

  102. <a name="l00037"></a>00037 $GLOBALS[<span class="stringliteral">&#39;THRIFT_ROOT&#39;</span>] = dirname(__FILE__) . <span class="stringliteral">&#39;/thrift/&#39;</span>;
    103. 

  103. <a name="l00038"></a>00038 define(<span class="stringliteral">&#39;THRIFT_PATH&#39;</span>, $GLOBALS[<span class="stringliteral">&#39;THRIFT_ROOT&#39;</span>]);
    104. 

  104. <a name="l00039"></a>00039 
    105. 

  105. <a name="l00040"></a>00040 <span class="comment">// require thrift packages</span>
    106. 

  106. <a name="l00041"></a>00041 require_once $GLOBALS[<span class="stringliteral">&#39;THRIFT_ROOT&#39;</span>].<span class="stringliteral">&#39;/packages/cassandra/Cassandra.php&#39;</span>;
    107. 

  107. <a name="l00042"></a>00042 require_once $GLOBALS[<span class="stringliteral">&#39;THRIFT_ROOT&#39;</span>].<span class="stringliteral">&#39;/transport/TSocket.php&#39;</span>;
    108. 

  108. <a name="l00043"></a>00043 require_once $GLOBALS[<span class="stringliteral">&#39;THRIFT_ROOT&#39;</span>].<span class="stringliteral">&#39;/protocol/TBinaryProtocol.php&#39;</span>;
    109. 

  109. <a name="l00044"></a>00044 
    110. 

  110. <a name="l00050"></a><a class="code" href="classCassandraConnection.html">00050</a> <span class="keyword">class </span><a class="code" href="classCassandraConnection.html">CassandraConnection</a> {
    111. 

  111. <a name="l00051"></a>00051     
    112. 

  112. <a name="l00057"></a>00057     <span class="keyword">protected</span> $host;
    113. 

  113. <a name="l00058"></a>00058     
    114. 

  114. <a name="l00064"></a>00064     <span class="keyword">protected</span> $port;
    115. 

  115. <a name="l00065"></a>00065     
    116. 

  116. <a name="l00071"></a>00071     <span class="keyword">protected</span> $useFramedTransport;
    117. 

  117. <a name="l00072"></a>00072     
    118. 

  118. <a name="l00078"></a>00078     <span class="keyword">protected</span> $sendTimeoutMs;
    119. 

  119. <a name="l00079"></a>00079     
    120. 

  120. <a name="l00085"></a>00085     <span class="keyword">protected</span> $receiveTimeoutMs;
    121. 

  121. <a name="l00086"></a>00086     
    122. 

  122. <a name="l00092"></a>00092     <span class="keyword">protected</span> $socket;
    123. 

  123. <a name="l00093"></a>00093     
    124. 

  124. <a name="l00099"></a>00099     <span class="keyword">protected</span> $transport;
    125. 

  125. <a name="l00100"></a>00100     
    126. 

  126. <a name="l00106"></a>00106     <span class="keyword">protected</span> $protocol;
    127. 

  127. <a name="l00107"></a>00107     
    128. 

  128. <a name="l00113"></a>00113     <span class="keyword">protected</span> $client;
    129. 

  129. <a name="l00114"></a>00114     
    130. 

  130. <a name="l00120"></a>00120     <span class="keyword">protected</span> $isOpen;
    131. 

  131. <a name="l00121"></a>00121     
    132. 

  132. <a name="l00131"></a><a class="code" href="classCassandraConnection.html#a7f75a298bf9fb6362d38f4aeb42ceb28">00131</a>     <span class="keyword">public</span> function <a class="code" href="classCassandraConnection.html#a7f75a298bf9fb6362d38f4aeb42ceb28">__construct</a>(
    133. 

  133. <a name="l00132"></a>00132         $host = <span class="stringliteral">&#39;127.0.0.1&#39;</span>,
    134. 

  134. <a name="l00133"></a>00133         $port = 9160,
    135. 

  135. <a name="l00134"></a>00134         $useFramedTransport = <span class="keyword">true</span>,
    136. 

  136. <a name="l00135"></a>00135         $sendTimeoutMs = null,
    137. 

  137. <a name="l00136"></a>00136         $receiveTimeoutMs = null
    138. 

  138. <a name="l00137"></a>00137     ) {
    139. 

  139. <a name="l00138"></a>00138         $this-&gt;host = $host;
    140. 

  140. <a name="l00139"></a>00139         $this-&gt;port = $port;
    141. 

  141. <a name="l00140"></a>00140         $this-&gt;useFramedTransport = $useFramedTransport;
    142. 

  142. <a name="l00141"></a>00141         $this-&gt;sendTimeoutMs = $sendTimeoutMs;
    143. 

  143. <a name="l00142"></a>00142         $this-&gt;receiveTimeoutMs = $receiveTimeoutMs;
    144. 

  144. <a name="l00143"></a>00143         $this-&gt;<a class="code" href="classCassandraConnection.html#aed004bd39c88a8aea40292f9c5271512">isOpen</a> = <span class="keyword">false</span>;
    145. 

  145. <a name="l00144"></a>00144         
    146. 

  146. <a name="l00145"></a>00145         $this-&gt;socket = $this-&gt;<a class="code" href="classCassandraConnection.html#a6886c992c6b7cbc24deb801fb8ee52db">createSocket</a>(
    147. 

  147. <a name="l00146"></a>00146             $host,
    148. 

  148. <a name="l00147"></a>00147             $port,
    149. 

  149. <a name="l00148"></a>00148             $sendTimeoutMs,
    150. 

  150. <a name="l00149"></a>00149             $receiveTimeoutMs
    151. 

  151. <a name="l00150"></a>00150         );
    152. 

  152. <a name="l00151"></a>00151         
    153. 

  153. <a name="l00152"></a>00152         <span class="keywordflow">if</span> ($useFramedTransport) {
    154. 

  154. <a name="l00153"></a>00153             $this-&gt;transport = $this-&gt;<a class="code" href="classCassandraConnection.html#a00c2d10e54028d15cfb5ef8bde3468d3">createFramedTransport</a>($this-&gt;socket);
    155. 

  155. <a name="l00154"></a>00154         } <span class="keywordflow">else</span> {
    156. 

  156. <a name="l00155"></a>00155             $this-&gt;transport = $this-&gt;<a class="code" href="classCassandraConnection.html#a3e3b2e2318ff07ee56bcae235634c2e4">createBufferedTransport</a>($this-&gt;socket);
    157. 

  157. <a name="l00156"></a>00156         }
    158. 

  158. <a name="l00157"></a>00157         
    159. 

  159. <a name="l00158"></a>00158         $this-&gt;transport-&gt;open();
    160. 

  160. <a name="l00159"></a>00159         $this-&gt;<a class="code" href="classCassandraConnection.html#aed004bd39c88a8aea40292f9c5271512">isOpen</a> = <span class="keyword">true</span>;
    161. 

  161. <a name="l00160"></a>00160         
    162. 

  162. <a name="l00161"></a>00161         $this-&gt;protocol = <span class="keyword">new</span> TBinaryProtocolAccelerated($this-&gt;transport);
    163. 

  163. <a name="l00162"></a>00162         $this-&gt;client = <span class="keyword">new</span> CassandraClient($this-&gt;protocol);
    164. 

  164. <a name="l00163"></a>00163     }
    165. 

  165. <a name="l00164"></a>00164     
    166. 

  166. <a name="l00168"></a><a class="code" href="classCassandraConnection.html#ab491ef3fe8550d70856e708e528cb570">00168</a>     <span class="keyword">public</span> function <a class="code" href="classCassandraConnection.html#ab491ef3fe8550d70856e708e528cb570">__destruct</a>() {
    167. 

  167. <a name="l00169"></a>00169         $this-&gt;<a class="code" href="classCassandraConnection.html#abd8bbd3ef94126f1e6a274b5ad512ece">close</a>();
    168. 

  168. <a name="l00170"></a>00170     }
    169. 

  169. <a name="l00171"></a>00171     
    170. 

  170. <a name="l00178"></a><a class="code" href="classCassandraConnection.html#abd8bbd3ef94126f1e6a274b5ad512ece">00178</a>     <span class="keyword">public</span> function <a class="code" href="classCassandraConnection.html#abd8bbd3ef94126f1e6a274b5ad512ece">close</a>() {
    171. 

  171. <a name="l00179"></a>00179         <span class="keywordflow">if</span> ($this-&gt;<a class="code" href="classCassandraConnection.html#aed004bd39c88a8aea40292f9c5271512">isOpen</a>) {
    172. 

  172. <a name="l00180"></a>00180             $this-&gt;transport-&gt;flush();
    173. 

  173. <a name="l00181"></a>00181             $this-&gt;transport-&gt;close();
    174. 

  174. <a name="l00182"></a>00182             
    175. 

  175. <a name="l00183"></a>00183             $this-&gt;<a class="code" href="classCassandraConnection.html#aed004bd39c88a8aea40292f9c5271512">isOpen</a> = <span class="keyword">false</span>;
    176. 

  176. <a name="l00184"></a>00184         }
    177. 

  177. <a name="l00185"></a>00185     }
    178. 

  178. <a name="l00186"></a>00186     
    179. 

  179. <a name="l00192"></a><a class="code" href="classCassandraConnection.html#aed004bd39c88a8aea40292f9c5271512">00192</a>     <span class="keyword">public</span> function <a class="code" href="classCassandraConnection.html#aed004bd39c88a8aea40292f9c5271512">isOpen</a>() {
    180. 

  180. <a name="l00193"></a>00193         <span class="keywordflow">return</span> $this-&gt;<a class="code" href="classCassandraConnection.html#aed004bd39c88a8aea40292f9c5271512">isOpen</a>;
    181. 

  181. <a name="l00194"></a>00194     }
    182. 

  182. <a name="l00195"></a>00195     
    183. 

  183. <a name="l00201"></a><a class="code" href="classCassandraConnection.html#a9333243e248f73414e25d5fe143250df">00201</a>     <span class="keyword">public</span> function <a class="code" href="classCassandraConnection.html#a9333243e248f73414e25d5fe143250df">getClient</a>() {
    184. 

  184. <a name="l00202"></a>00202         <span class="keywordflow">if</span> (!$this-&gt;<a class="code" href="classCassandraConnection.html#aed004bd39c88a8aea40292f9c5271512">isOpen</a>) {
    185. 

  185. <a name="l00203"></a>00203             <span class="keywordflow">throw</span> <span class="keyword">new</span> <a class="code" href="classCassandraConnectionClosedException.html">CassandraConnectionClosedException</a>(
    186. 

  186. <a name="l00204"></a>00204                 <span class="stringliteral">&#39;The connection has been closed&#39;</span>
    187. 

  187. <a name="l00205"></a>00205             );
    188. 

  188. <a name="l00206"></a>00206         }
    189. 

  189. <a name="l00207"></a>00207         
    190. 

  190. <a name="l00208"></a>00208         <span class="keywordflow">return</span> $this-&gt;client;
    191. 

  191. <a name="l00209"></a>00209     }
    192. 

  192. <a name="l00210"></a>00210     
    193. 

  193. <a name="l00216"></a><a class="code" href="classCassandraConnection.html#a7f12a9a108ea4d89083a48bbebdb8a60">00216</a>     <span class="keyword">public</span> function <a class="code" href="classCassandraConnection.html#a7f12a9a108ea4d89083a48bbebdb8a60">getTransport</a>() {
    194. 

  194. <a name="l00217"></a>00217         <span class="keywordflow">return</span> $this-&gt;transport;
    195. 

  195. <a name="l00218"></a>00218     }
    196. 

  196. <a name="l00219"></a>00219     
    197. 

  197. <a name="l00225"></a><a class="code" href="classCassandraConnection.html#adb1d52d166f36506ab94605b260e821f">00225</a>     <span class="keyword">public</span> function <a class="code" href="classCassandraConnection.html#adb1d52d166f36506ab94605b260e821f">getProtocol</a>() {
    198. 

  198. <a name="l00226"></a>00226         <span class="keywordflow">return</span> $this-&gt;transport;
    199. 

  199. <a name="l00227"></a>00227     }
    200. 

  200. <a name="l00228"></a>00228     
    201. 

  201. <a name="l00238"></a><a class="code" href="classCassandraConnection.html#a9bb32ec133d74c18a5ab142a33b96539">00238</a>     <span class="keyword">public</span> function <a class="code" href="classCassandraConnection.html#a9bb32ec133d74c18a5ab142a33b96539">useKeyspace</a>(
    202. 

  202. <a name="l00239"></a>00239         $keyspace,
    203. 

  203. <a name="l00240"></a>00240         $username = null,
    204. 

  204. <a name="l00241"></a>00241         $password = null
    205. 

  205. <a name="l00242"></a>00242     ) {
    206. 

  206. <a name="l00243"></a>00243         $attempts = 3;
    207. 

  207. <a name="l00244"></a>00244         $success = <span class="keyword">false</span>;
    208. 

  208. <a name="l00245"></a>00245 
    209. 

  209. <a name="l00246"></a>00246         <span class="keywordflow">while</span>($attempts-- &gt; 0 &amp;&amp; !$success) {
    210. 

  210. <a name="l00247"></a>00247             <span class="keywordflow">try</span> {
    211. 

  211. <a name="l00248"></a>00248                 $this-&gt;client-&gt;set_keyspace($keyspace);
    212. 

  212. <a name="l00249"></a>00249                 $success = <span class="keyword">true</span>;
    213. 

  213. <a name="l00250"></a>00250             } <span class="keywordflow">catch</span> (cassandra_InvalidRequestException $e) {
    214. 

  214. <a name="l00251"></a>00251                 <span class="keywordflow">continue</span>;
    215. 

  215. <a name="l00252"></a>00252             }
    216. 

  216. <a name="l00253"></a>00253         }
    217. 

  217. <a name="l00254"></a>00254         
    218. 

  218. <a name="l00255"></a>00255         <span class="keywordflow">if</span> (!$success) {
    219. 

  219. <a name="l00256"></a>00256             <span class="keywordflow">throw</span> <span class="keyword">new</span> <a class="code" href="classCassandraSettingKeyspaceFailedException.html">CassandraSettingKeyspaceFailedException</a>(
    220. 

  220. <a name="l00257"></a>00257                 <span class="stringliteral">&#39;Using keyspace &quot;&#39;</span>.$keyspace.<span class="stringliteral">&#39;&quot; failed after several attempts&#39;</span>
    221. 

  221. <a name="l00258"></a>00258             );
    222. 

  222. <a name="l00259"></a>00259         }
    223. 

  223. <a name="l00260"></a>00260         
    224. 

  224. <a name="l00261"></a>00261         <span class="keywordflow">if</span> ($username !== null) {
    225. 

  225. <a name="l00262"></a>00262             $request = <span class="keyword">new</span> cassandra_AuthenticationRequest(
    226. 

  226. <a name="l00263"></a>00263                 array(<span class="stringliteral">&#39;credentials&#39;</span> =&gt; array($username, $password))
    227. 

  227. <a name="l00264"></a>00264             );
    228. 

  228. <a name="l00265"></a>00265 
    229. 

  229. <a name="l00266"></a>00266             $this-&gt;client-&gt;login($request);
    230. 

  230. <a name="l00267"></a>00267         }
    231. 

  231. <a name="l00268"></a>00268     }
    232. 

  232. <a name="l00269"></a>00269     
    233. 

  233. <a name="l00279"></a><a class="code" href="classCassandraConnection.html#a6886c992c6b7cbc24deb801fb8ee52db">00279</a>     <span class="keyword">protected</span> function <a class="code" href="classCassandraConnection.html#a6886c992c6b7cbc24deb801fb8ee52db">createSocket</a>(
    234. 

  234. <a name="l00280"></a>00280         $host,
    235. 

  235. <a name="l00281"></a>00281         $port,
    236. 

  236. <a name="l00282"></a>00282         $sendTimeoutMs,
    237. 

  237. <a name="l00283"></a>00283         $receiveTimeoutMs
    238. 

  238. <a name="l00284"></a>00284     ) {
    239. 

  239. <a name="l00285"></a>00285         $socket = <span class="keyword">new</span> TSocket($host, $port);
    240. 

  240. <a name="l00286"></a>00286         
    241. 

  241. <a name="l00287"></a>00287         <span class="keywordflow">if</span> ($sendTimeoutMs !== null) {
    242. 

  242. <a name="l00288"></a>00288             $socket-&gt;setSendTimeout($sendTimeoutMs);
    243. 

  243. <a name="l00289"></a>00289         }
    244. 

  244. <a name="l00290"></a>00290         
    245. 

  245. <a name="l00291"></a>00291         <span class="keywordflow">if</span> ($receiveTimeoutMs !== null) {
    246. 

  246. <a name="l00292"></a>00292             $socket-&gt;setRecvTimeout($receiveTimeoutMs);
    247. 

  247. <a name="l00293"></a>00293         }
    248. 

  248. <a name="l00294"></a>00294         
    249. 

  249. <a name="l00295"></a>00295         <span class="keywordflow">return</span> $socket;
    250. 

  250. <a name="l00296"></a>00296     }
    251. 

  251. <a name="l00297"></a>00297     
    252. 

  252. <a name="l00304"></a><a class="code" href="classCassandraConnection.html#a00c2d10e54028d15cfb5ef8bde3468d3">00304</a>     <span class="keyword">protected</span> function <a class="code" href="classCassandraConnection.html#a00c2d10e54028d15cfb5ef8bde3468d3">createFramedTransport</a>(TSocket $socket) {
    253. 

  253. <a name="l00305"></a>00305         require_once THRIFT_PATH.<span class="stringliteral">&#39;/transport/TFramedTransport.php&#39;</span>;
    254. 

  254. <a name="l00306"></a>00306             
    255. 

  255. <a name="l00307"></a>00307         <span class="keywordflow">return</span> <span class="keyword">new</span> TFramedTransport($socket, <span class="keyword">true</span>, <span class="keyword">true</span>);
    256. 

  256. <a name="l00308"></a>00308     }
    257. 

  257. <a name="l00309"></a>00309     
    258. 

  258. <a name="l00316"></a><a class="code" href="classCassandraConnection.html#a3e3b2e2318ff07ee56bcae235634c2e4">00316</a>     <span class="keyword">protected</span> function <a class="code" href="classCassandraConnection.html#a3e3b2e2318ff07ee56bcae235634c2e4">createBufferedTransport</a>(TSocket $socket) {
    259. 

  259. <a name="l00317"></a>00317         require_once THRIFT_PATH.<span class="stringliteral">&#39;/transport/TBufferedTransport.php&#39;</span>;
    260. 

  260. <a name="l00318"></a>00318             
    261. 

  261. <a name="l00319"></a>00319         <span class="keywordflow">return</span> <span class="keyword">new</span> TBufferedTransport($socket, 512, 512);
    262. 

  262. <a name="l00320"></a>00320     }
    263. 

  263. <a name="l00321"></a>00321 }
    264. 

  264. <a name="l00322"></a>00322 
    265. 

  265. <a name="l00328"></a><a class="code" href="classCassandraCluster.html">00328</a> <span class="keyword">class </span><a class="code" href="classCassandraCluster.html">CassandraCluster</a> {
    266. 

  266. <a name="l00329"></a>00329     
    267. 

  267. <a name="l00335"></a>00335     <span class="keyword">protected</span> $keyspace;
    268. 

  268. <a name="l00336"></a>00336     
    269. 

  269. <a name="l00342"></a>00342     <span class="keyword">protected</span> $username;
    270. 

  270. <a name="l00343"></a>00343     
    271. 

  271. <a name="l00349"></a>00349     <span class="keyword">protected</span> $password;
    272. 

  272. <a name="l00350"></a>00350     
    273. 

  273. <a name="l00356"></a>00356     <span class="keyword">protected</span> $servers = array();
    274. 

  274. <a name="l00357"></a>00357     
    275. 

  275. <a name="l00365"></a>00365     <span class="keyword">protected</span> $connections = array();
    276. 

  276. <a name="l00366"></a>00366     
    277. 

  277. <a name="l00375"></a><a class="code" href="classCassandraCluster.html#a6ca88a787d742b39e43b6a5fefabc633">00375</a>     <span class="keyword">public</span> function <a class="code" href="classCassandraCluster.html#a6ca88a787d742b39e43b6a5fefabc633">__construct</a>(array $servers = array()) {
    278. 

  278. <a name="l00376"></a>00376         <span class="keywordflow">foreach</span> ($servers as $server) {
    279. 

  279. <a name="l00377"></a>00377             $this-&gt;<a class="code" href="classCassandraCluster.html#a49baa9fac921644a5ba10f98c4a7412d">registerServer</a>(
    280. 

  280. <a name="l00378"></a>00378                 isset($server[<span class="stringliteral">&#39;host&#39;</span>]) ? $server[<span class="stringliteral">&#39;host&#39;</span>] : <span class="stringliteral">&#39;127.0.0.1&#39;</span>,
    281. 

  281. <a name="l00379"></a>00379                 isset($server[<span class="stringliteral">&#39;port&#39;</span>]) ? $server[<span class="stringliteral">&#39;port&#39;</span>] : 9160,
    282. 

  282. <a name="l00380"></a>00380                 isset($server[<span class="stringliteral">&#39;use-framed-transport&#39;</span>]) ? $server[<span class="stringliteral">&#39;use-framed-transport&#39;</span>] : <span class="keyword">true</span>,
    283. 

  283. <a name="l00381"></a>00381                 isset($server[<span class="stringliteral">&#39;send-timeout-ms&#39;</span>]) ? $server[<span class="stringliteral">&#39;send-timeout-ms&#39;</span>] : null,
    284. 

  284. <a name="l00382"></a>00382                 isset($server[<span class="stringliteral">&#39;receive-timeout-ms&#39;</span>]) ? $server[<span class="stringliteral">&#39;receive-timeout-ms&#39;</span>] : null
    285. 

  285. <a name="l00383"></a>00383             );
    286. 

  286. <a name="l00384"></a>00384         }
    287. 

  287. <a name="l00385"></a>00385     }
    288. 

  288. <a name="l00386"></a>00386     
    289. 

  289. <a name="l00390"></a><a class="code" href="classCassandraCluster.html#a4ce9e28f647bbbbb253273c3e0fa377a">00390</a>     <span class="keyword">public</span> function <a class="code" href="classCassandraCluster.html#a4ce9e28f647bbbbb253273c3e0fa377a">__destruct</a>() {
    290. 

  290. <a name="l00391"></a>00391         $this-&gt;<a class="code" href="classCassandraCluster.html#afbff3180c5d4bb74c8b230436349d460">closeConnections</a>();
    291. 

  291. <a name="l00392"></a>00392     }
    292. 

  292. <a name="l00393"></a>00393     
    293. 

  293. <a name="l00407"></a><a class="code" href="classCassandraCluster.html#a49baa9fac921644a5ba10f98c4a7412d">00407</a>     <span class="keyword">public</span> function <a class="code" href="classCassandraCluster.html#a49baa9fac921644a5ba10f98c4a7412d">registerServer</a>(
    294. 

  294. <a name="l00408"></a>00408         $host = <span class="stringliteral">&#39;127.0.0.1&#39;</span>,
    295. 

  295. <a name="l00409"></a>00409         $port = 9160,
    296. 

  296. <a name="l00410"></a>00410         $useFramedTransport = <span class="keyword">true</span>,
    297. 

  297. <a name="l00411"></a>00411         $sendTimeoutMs = null,
    298. 

  298. <a name="l00412"></a>00412         $receiveTimeoutMs = null
    299. 

  299. <a name="l00413"></a>00413     ) {
    300. 

  300. <a name="l00414"></a>00414         $this-&gt;servers[] = array(
    301. 

  301. <a name="l00415"></a>00415             <span class="stringliteral">&#39;host&#39;</span> =&gt; $host,
    302. 

  302. <a name="l00416"></a>00416             <span class="stringliteral">&#39;port&#39;</span> =&gt; $port,
    303. 

  303. <a name="l00417"></a>00417             <span class="stringliteral">&#39;use-framed-transport&#39;</span> =&gt; $useFramedTransport,
    304. 

  304. <a name="l00418"></a>00418             <span class="stringliteral">&#39;send-timeout-ms&#39;</span> =&gt; $sendTimeoutMs,
    305. 

  305. <a name="l00419"></a>00419             <span class="stringliteral">&#39;receive-timeout-ms&#39;</span> =&gt; $receiveTimeoutMs
    306. 

  306. <a name="l00420"></a>00420         );
    307. 

  307. <a name="l00421"></a>00421         
    308. 

  308. <a name="l00422"></a>00422         <span class="keywordflow">return</span> $this;
    309. 

  309. <a name="l00423"></a>00423     }
    310. 

  310. <a name="l00424"></a>00424     
    311. 

  311. <a name="l00433"></a><a class="code" href="classCassandraCluster.html#a1044f6f79a82fbb33aa6dd0374cac07a">00433</a>     <span class="keyword">public</span> function <a class="code" href="classCassandraCluster.html#a1044f6f79a82fbb33aa6dd0374cac07a">useKeyspace</a>($keyspace, $username = null, $password = null) {
    312. 

  312. <a name="l00434"></a>00434         $this-&gt;keyspace = $keyspace;
    313. 

  313. <a name="l00435"></a>00435         $this-&gt;username = $username;
    314. 

  314. <a name="l00436"></a>00436         $this-&gt;password = $password;
    315. 

  315. <a name="l00437"></a>00437         
    316. 

  316. <a name="l00438"></a>00438         $this-&gt;<a class="code" href="classCassandraCluster.html#a27ec1b4718ca21a87a791035130d0746">getConnection</a>();
    317. 

  317. <a name="l00439"></a>00439 
    318. 

  318. <a name="l00440"></a>00440         <span class="keywordflow">foreach</span> ($this-&gt;connections as $connection) {
    319. 

  319. <a name="l00441"></a>00441             $connection-&gt;useKeyspace(
    320. 

  320. <a name="l00442"></a>00442                 $keyspace,
    321. 

  321. <a name="l00443"></a>00443                 $username,
    322. 

  322. <a name="l00444"></a>00444                 $password
    323. 

  323. <a name="l00445"></a>00445             );
    324. 

  324. <a name="l00446"></a>00446         }
    325. 

  325. <a name="l00447"></a>00447         
    326. 

  326. <a name="l00448"></a>00448         <span class="keywordflow">return</span> $this;
    327. 

  327. <a name="l00449"></a>00449     }
    328. 

  328. <a name="l00450"></a>00450     
    329. 

  329. <a name="l00456"></a><a class="code" href="classCassandraCluster.html#a0cc3add750920cad51b03676b549e256">00456</a>     <span class="keyword">public</span> function <a class="code" href="classCassandraCluster.html#a0cc3add750920cad51b03676b549e256">getCurrentKeyspace</a>() {
    330. 

  330. <a name="l00457"></a>00457         <span class="keywordflow">return</span> $this-&gt;keyspace;
    331. 

  331. <a name="l00458"></a>00458     }
    332. 

  332. <a name="l00459"></a>00459     
    333. 

  333. <a name="l00465"></a><a class="code" href="classCassandraCluster.html#af213845fa6bfb0e6a986fb671be28552">00465</a>     <span class="keyword">public</span> function <a class="code" href="classCassandraCluster.html#af213845fa6bfb0e6a986fb671be28552">getServers</a>() {
    334. 

  334. <a name="l00466"></a>00466         <span class="keywordflow">return</span> $this-&gt;servers;
    335. 

  335. <a name="l00467"></a>00467     }
    336. 

  336. <a name="l00468"></a>00468     
    337. 

  337. <a name="l00484"></a><a class="code" href="classCassandraCluster.html#a27ec1b4718ca21a87a791035130d0746">00484</a>     <span class="keyword">public</span> function <a class="code" href="classCassandraCluster.html#a27ec1b4718ca21a87a791035130d0746">getConnection</a>() {
    338. 

  338. <a name="l00485"></a>00485         <span class="keywordflow">if</span> (empty($this-&gt;servers)) {
    339. 

  339. <a name="l00486"></a>00486             <span class="keywordflow">throw</span> <span class="keyword">new</span> <a class="code" href="classCassandraConnectionFailedException.html">CassandraConnectionFailedException</a>(
    340. 

  340. <a name="l00487"></a>00487                 <span class="stringliteral">&#39;Unable to create connection, the cluster server pool is empty&#39;</span>
    341. 

  341. <a name="l00488"></a>00488             );
    342. 

  342. <a name="l00489"></a>00489         }
    343. 

  343. <a name="l00490"></a>00490             
    344. 

  344. <a name="l00491"></a>00491         $serverCount = count($this-&gt;servers);
    345. 

  345. <a name="l00492"></a>00492         $attemptsLeft = $serverCount * 2;
    346. 

  346. <a name="l00493"></a>00493         
    347. 

  347. <a name="l00494"></a>00494         <span class="keywordflow">while</span> ($attemptsLeft-- &gt; 0) {
    348. 

  348. <a name="l00495"></a>00495             $randomServerIndex = mt_rand(0, $serverCount - 1);
    349. 

  349. <a name="l00496"></a>00496             
    350. 

  350. <a name="l00497"></a>00497             <span class="keywordflow">if</span> (isset($this-&gt;connections[$randomServerIndex])) {
    351. 

  351. <a name="l00498"></a>00498                 <span class="keywordflow">if</span> (!$this-&gt;connections[$randomServerIndex]-&gt;isOpen()) {
    352. 

  352. <a name="l00499"></a>00499                     unset($this-&gt;connections[$randomServerIndex]);
    353. 

  353. <a name="l00500"></a>00500                     
    354. 

  354. <a name="l00501"></a>00501                     <span class="keywordflow">continue</span>;
    355. 

  355. <a name="l00502"></a>00502                 }
    356. 

  356. <a name="l00503"></a>00503 
    357. 

  357. <a name="l00504"></a>00504                 <span class="keywordflow">return</span> $this-&gt;connections[$randomServerIndex];
    358. 

  358. <a name="l00505"></a>00505             } <span class="keywordflow">else</span> {
    359. 

  359. <a name="l00506"></a>00506                 $server = $this-&gt;servers[$randomServerIndex];
    360. 

  360. <a name="l00507"></a>00507                 
    361. 

  361. <a name="l00508"></a>00508                 <span class="keywordflow">try</span> {
    362. 

  362. <a name="l00509"></a>00509                     $this-&gt;connections[$randomServerIndex] = <span class="keyword">new</span> <a class="code" href="classCassandraConnection.html">CassandraConnection</a>(
    363. 

  363. <a name="l00510"></a>00510                         $server[<span class="stringliteral">&#39;host&#39;</span>],
    364. 

  364. <a name="l00511"></a>00511                         $server[<span class="stringliteral">&#39;port&#39;</span>],
    365. 

  365. <a name="l00512"></a>00512                         $server[<span class="stringliteral">&#39;use-framed-transport&#39;</span>],
    366. 

  366. <a name="l00513"></a>00513                         $server[<span class="stringliteral">&#39;send-timeout-ms&#39;</span>],
    367. 

  367. <a name="l00514"></a>00514                         $server[<span class="stringliteral">&#39;receive-timeout-ms&#39;</span>]
    368. 

  368. <a name="l00515"></a>00515                     );
    369. 

  369. <a name="l00516"></a>00516                     
    370. 

  370. <a name="l00517"></a>00517                     $this-&gt;connections[$randomServerIndex]-&gt;useKeyspace(
    371. 

  371. <a name="l00518"></a>00518                         $this-&gt;keyspace,
    372. 

  372. <a name="l00519"></a>00519                         $this-&gt;username,
    373. 

  373. <a name="l00520"></a>00520                         $this-&gt;password
    374. 

  374. <a name="l00521"></a>00521                     );
    375. 

  375. <a name="l00522"></a>00522                     
    376. 

  376. <a name="l00523"></a>00523                     <span class="keywordflow">return</span> $this-&gt;connections[$randomServerIndex];
    377. 

  377. <a name="l00524"></a>00524                 } <span class="keywordflow">catch</span> (TException $e) {
    378. 

  378. <a name="l00525"></a>00525                     <span class="keywordflow">continue</span>;
    379. 

  379. <a name="l00526"></a>00526                 }
    380. 

  380. <a name="l00527"></a>00527             }
    381. 

  381. <a name="l00528"></a>00528         }
    382. 

  382. <a name="l00529"></a>00529         
    383. 

  383. <a name="l00530"></a>00530         <span class="keywordflow">throw</span> <span class="keyword">new</span> <a class="code" href="classCassandraConnectionFailedException.html">CassandraConnectionFailedException</a>(
    384. 

  384. <a name="l00531"></a>00531             <span class="stringliteral">&#39;Connecting to any of the &#39;</span>.$serverCount.<span class="stringliteral">&#39; nodes failed&#39;</span>
    385. 

  385. <a name="l00532"></a>00532         );
    386. 

  386. <a name="l00533"></a>00533     }
    387. 

  387. <a name="l00534"></a>00534     
    388. 

  388. <a name="l00540"></a><a class="code" href="classCassandraCluster.html#afbff3180c5d4bb74c8b230436349d460">00540</a>     <span class="keyword">public</span> function <a class="code" href="classCassandraCluster.html#afbff3180c5d4bb74c8b230436349d460">closeConnections</a>() {
    389. 

  389. <a name="l00541"></a>00541         <span class="keywordflow">foreach</span> ($this-&gt;connections as $connection) {
    390. 

  390. <a name="l00542"></a>00542             $connection-&gt;close();
    391. 

  391. <a name="l00543"></a>00543         }
    392. 

  392. <a name="l00544"></a>00544         
    393. 

  393. <a name="l00545"></a>00545         $this-&gt;connections = array();
    394. 

  394. <a name="l00546"></a>00546         
    395. 

  395. <a name="l00547"></a>00547         <span class="keywordflow">return</span> $this;
    396. 

  396. <a name="l00548"></a>00548     }
    397. 

  397. <a name="l00549"></a>00549 }
    398. 

  398. <a name="l00550"></a>00550 
    399. 

  399. <a name="l00555"></a><a class="code" href="classCassandra.html">00555</a> <span class="keyword">class </span><a class="code" href="classCassandra.html">Cassandra</a> {
    400. 

  400. <a name="l00556"></a>00556     
    401. 

  401. <a name="l00562"></a>00562     <span class="keyword">protected</span> <span class="keyword">static</span> $instances = array();
    402. 

  402. <a name="l00563"></a>00563     
    403. 

  403. <a name="l00570"></a>00570     <span class="keyword">protected</span> <span class="keyword">static</span> $keyspaceRequiredMethods;
    404. 

  404. <a name="l00571"></a>00571     
    405. 

  405. <a name="l00577"></a>00577     <span class="keyword">protected</span> <span class="keyword">static</span> $requestKeyTokens = array(<span class="charliteral">&#39;.&#39;</span>, <span class="charliteral">&#39;:&#39;</span>, <span class="charliteral">&#39;,&#39;</span>, <span class="charliteral">&#39;-&#39;</span>, <span class="charliteral">&#39;|&#39;</span>);
    406. 

  406. <a name="l00578"></a>00578     
    407. 

  407. <a name="l00584"></a>00584     <span class="keyword">protected</span> $cluster;
    408. 

  408. <a name="l00585"></a>00585     
    409. 

  409. <a name="l00593"></a>00593     <span class="keyword">protected</span> $maxCallRetries = 5;
    410. 

  410. <a name="l00594"></a>00594     
    411. 

  411. <a name="l00600"></a>00600     <span class="keyword">protected</span> $defaultColumnCount = 100;
    412. 

  412. <a name="l00601"></a>00601     
    413. 

  413. <a name="l00610"></a>00610     <span class="keyword">protected</span> $columnFamilies = array();
    414. 

  414. <a name="l00611"></a>00611     
    415. 

  415. <a name="l00617"></a>00617     <span class="keyword">protected</span> $keyspaceAuthentication = array();
    416. 

  416. <a name="l00618"></a>00618     
    417. 

  417. <a name="l00625"></a>00625     <span class="keyword">protected</span> $autopack = <span class="keyword">true</span>;
    418. 

  418. <a name="l00626"></a>00626     
    419. 

  419. <a name="l00634"></a><a class="code" href="classCassandra.html#afd35e5b7419ce2915891c349a44b6f22">00634</a>     <span class="keyword">const</span> <a class="code" href="classCassandra.html#afd35e5b7419ce2915891c349a44b6f22">CONSISTENCY_ONE</a> = cassandra_ConsistencyLevel::ONE;
    420. 

  420. <a name="l00635"></a>00635     
    421. 

  421. <a name="l00644"></a><a class="code" href="classCassandra.html#a58c08b49c2434526a62f74248c8b959d">00644</a>     <span class="keyword">const</span> <a class="code" href="classCassandra.html#a58c08b49c2434526a62f74248c8b959d">CONSISTENCY_QUORUM</a> = cassandra_ConsistencyLevel::QUORUM;
    422. 

  422. <a name="l00645"></a>00645     
    423. 

  423. <a name="l00657"></a><a class="code" href="classCassandra.html#a94fdd09de0798393d86a9965482cefa7">00657</a>     <span class="keyword">const</span> <a class="code" href="classCassandra.html#a94fdd09de0798393d86a9965482cefa7">CONSISTENCY_ANY</a> = cassandra_ConsistencyLevel::ANY;
    424. 

  424. <a name="l00658"></a>00658     
    425. 

  425. <a name="l00667"></a><a class="code" href="classCassandra.html#ac7e4763d615ce200970153894d53219a">00667</a>     <span class="keyword">const</span> <a class="code" href="classCassandra.html#ac7e4763d615ce200970153894d53219a">CONSISTENCY_ALL</a> = cassandra_ConsistencyLevel::ALL;
    426. 

  426. <a name="l00668"></a>00668     
    427. 

  427. <a name="l00672"></a><a class="code" href="classCassandra.html#a5b7fd78b8f044623445d9e9a8f175790">00672</a>     <span class="keyword">const</span> <a class="code" href="classCassandra.html#a5b7fd78b8f044623445d9e9a8f175790">COLUMN_STANDARD</a> = <span class="stringliteral">&#39;Standard&#39;</span>;
    428. 

  428. <a name="l00673"></a>00673     
    429. 

  429. <a name="l00677"></a><a class="code" href="classCassandra.html#abf8e49b590d1e1b83d3e13cc133cd672">00677</a>     <span class="keyword">const</span> <a class="code" href="classCassandra.html#abf8e49b590d1e1b83d3e13cc133cd672">COLUMN_SUPER</a> = <span class="stringliteral">&#39;Super&#39;</span>;
    430. 

  430. <a name="l00678"></a>00678     
    431. 

  431. <a name="l00682"></a><a class="code" href="classCassandra.html#acc917786b5bbbdd6eb4783856bd5580c">00682</a>     <span class="keyword">const</span> <a class="code" href="classCassandra.html#acc917786b5bbbdd6eb4783856bd5580c">TYPE_ASCII</a> = <span class="stringliteral">&#39;AsciiType&#39;</span>;
    432. 

  432. <a name="l00683"></a>00683     
    433. 

  433. <a name="l00687"></a><a class="code" href="classCassandra.html#ab75de9aa0588c7665f1c9d8cf8d4e8ff">00687</a>     <span class="keyword">const</span> <a class="code" href="classCassandra.html#ab75de9aa0588c7665f1c9d8cf8d4e8ff">TYPE_BYTES</a> = <span class="stringliteral">&#39;BytesType&#39;</span>;
    434. 

  434. <a name="l00688"></a>00688     
    435. 

  435. <a name="l00697"></a><a class="code" href="classCassandra.html#a2af16bdea44f4e16ba5c5baa5380b9f0">00697</a>     <span class="keyword">const</span> <a class="code" href="classCassandra.html#a2af16bdea44f4e16ba5c5baa5380b9f0">TYPE_LEXICAL_UUID</a> = <span class="stringliteral">&#39;LexicalUUIDType&#39;</span>;
    436. 

  436. <a name="l00698"></a>00698     
    437. 

  437. <a name="l00706"></a><a class="code" href="classCassandra.html#a42861ad94788ba940228767a79f1c4c7">00706</a>     <span class="keyword">const</span> <a class="code" href="classCassandra.html#a42861ad94788ba940228767a79f1c4c7">TYPE_TIME_UUID</a> = <span class="stringliteral">&#39;TimeUUIDType&#39;</span>;
    438. 

  438. <a name="l00707"></a>00707     
    439. 

  439. <a name="l00711"></a><a class="code" href="classCassandra.html#acf64f8105c4bfe0c95f868437299442f">00711</a>     <span class="keyword">const</span> <a class="code" href="classCassandra.html#acf64f8105c4bfe0c95f868437299442f">TYPE_LONG</a> = <span class="stringliteral">&#39;LongType&#39;</span>;
    440. 

  440. <a name="l00712"></a>00712     
    441. 

  441. <a name="l00716"></a><a class="code" href="classCassandra.html#a4160c654a18aead3a642fd1f3f2415e9">00716</a>     <span class="keyword">const</span> <a class="code" href="classCassandra.html#a4160c654a18aead3a642fd1f3f2415e9">TYPE_INTEGER</a> = <span class="stringliteral">&#39;IntegerType&#39;</span>;
    442. 

  442. <a name="l00717"></a>00717     
    443. 

  443. <a name="l00721"></a><a class="code" href="classCassandra.html#ac03a89bd430178d9bce987eba8001b82">00721</a>     <span class="keyword">const</span> <a class="code" href="classCassandra.html#ac03a89bd430178d9bce987eba8001b82">TYPE_UTF8</a> = <span class="stringliteral">&#39;UTF8Type&#39;</span>;
    444. 

  444. <a name="l00722"></a>00722     
    445. 

  445. <a name="l00726"></a><a class="code" href="classCassandra.html#a33b81650dd46405f23e6d469eeb1bd5b">00726</a>     <span class="keyword">const</span> <a class="code" href="classCassandra.html#a33b81650dd46405f23e6d469eeb1bd5b">OP_EQ</a> = cassandra_IndexOperator::EQ;
    446. 

  446. <a name="l00727"></a>00727     
    447. 

  447. <a name="l00731"></a><a class="code" href="classCassandra.html#acf59b31536a8a886422ef7335020f99d">00731</a>     <span class="keyword">const</span> <a class="code" href="classCassandra.html#acf59b31536a8a886422ef7335020f99d">OP_LT</a> = cassandra_IndexOperator::LT;
    448. 

  448. <a name="l00732"></a>00732     
    449. 

  449. <a name="l00736"></a><a class="code" href="classCassandra.html#a660ca00d7f33558017e15ccc1f8f5d29">00736</a>     <span class="keyword">const</span> <a class="code" href="classCassandra.html#a660ca00d7f33558017e15ccc1f8f5d29">OP_GT</a> = cassandra_IndexOperator::GT;
    450. 

  450. <a name="l00737"></a>00737     
    451. 

  451. <a name="l00741"></a><a class="code" href="classCassandra.html#ab633158313b4f7f785910884d950f945">00741</a>     <span class="keyword">const</span> <a class="code" href="classCassandra.html#ab633158313b4f7f785910884d950f945">OP_LTE</a> = cassandra_IndexOperator::LTE;
    452. 

  452. <a name="l00742"></a>00742     
    453. 

  453. <a name="l00746"></a><a class="code" href="classCassandra.html#a60a245248555c96cadec6977014c27df">00746</a>     <span class="keyword">const</span> <a class="code" href="classCassandra.html#a60a245248555c96cadec6977014c27df">OP_GTE</a> = cassandra_IndexOperator::GTE;
    454. 

  454. <a name="l00747"></a>00747     
    455. 

  455. <a name="l00752"></a><a class="code" href="classCassandra.html#acae99f4717a1b6a2fb14343b9ca02806">00752</a>     <span class="keyword">const</span> <a class="code" href="classCassandra.html#acae99f4717a1b6a2fb14343b9ca02806">PLACEMENT_SIMPLE</a> = <span class="stringliteral">&#39;org.apache.cassandra.locator.SimpleStrategy&#39;</span>;
    456. 

  456. <a name="l00753"></a>00753     
    457. 

  457. <a name="l00757"></a>00757     <span class="keyword">const</span> <a class="code" href="classCassandra.html#a82e1fae7c469b0983ad1d38b309273fd">PLACEMENT_NETWORK</a>
    458. 

  458. <a name="l00758"></a><a class="code" href="classCassandra.html#a82e1fae7c469b0983ad1d38b309273fd">00758</a>         = <span class="stringliteral">&#39;org.apache.cassandra.locator.NetworkTopologyStrategy&#39;</span>;
    459. 

  459. <a name="l00759"></a>00759     
    460. 

  460. <a name="l00763"></a>00763     <span class="keyword">const</span> <a class="code" href="classCassandra.html#a3ea159c9a7ead7fa56cac7f8ebe9bc74">PLACEMENT_OLD_NETWORK</a>
    461. 

  461. <a name="l00764"></a><a class="code" href="classCassandra.html#a3ea159c9a7ead7fa56cac7f8ebe9bc74">00764</a>         = <span class="stringliteral">&#39;org.apache.cassandra.locator.OldNetworkTopologyStrategy&#39;</span>;
    462. 

  462. <a name="l00765"></a>00765     
    463. 

  463. <a name="l00769"></a><a class="code" href="classCassandra.html#aa3d7e3c4c9454133e7b21165bb7c3953">00769</a>     <span class="keyword">const</span> <a class="code" href="classCassandra.html#aa3d7e3c4c9454133e7b21165bb7c3953">INDEX_KEYS</a> = 0;
    464. 

  464. <a name="l00770"></a>00770     
    465. 

  465. <a name="l00779"></a><a class="code" href="classCassandra.html#a92574efcf6569a6e2e6f82b6101e83d2">00779</a>     <span class="keyword">private</span> function <a class="code" href="classCassandra.html#a92574efcf6569a6e2e6f82b6101e83d2">__construct</a>(array $servers = array(), $autopack = <span class="keyword">true</span>) {
    466. 

  466. <a name="l00780"></a>00780         $this-&gt;cluster = <span class="keyword">new</span> <a class="code" href="classCassandraCluster.html">CassandraCluster</a>($servers);
    467. 

  467. <a name="l00781"></a>00781         $this-&gt;autopack = $autopack;
    468. 

  468. <a name="l00782"></a>00782     }
    469. 

  469. <a name="l00783"></a>00783     
    470. 

  470. <a name="l00787"></a><a class="code" href="classCassandra.html#abb13b5073e065e8f2a60b1c6f18c573e">00787</a>     <span class="keyword">public</span> function <a class="code" href="classCassandra.html#abb13b5073e065e8f2a60b1c6f18c573e">__clone</a>() {
    471. 

  471. <a name="l00788"></a>00788         trigger_error(<span class="stringliteral">&#39;Clone is not allowed.&#39;</span>, E_USER_ERROR);
    472. 

  472. <a name="l00789"></a>00789     }
    473. 

  473. <a name="l00790"></a>00790     
    474. 

  474. <a name="l00801"></a><a class="code" href="classCassandra.html#a0eb2d8394ec9b98363eb2ea13c3390a6">00801</a>     <span class="keyword">public</span> <span class="keyword">static</span> function <a class="code" href="classCassandra.html#a0eb2d8394ec9b98363eb2ea13c3390a6">createInstance</a>(array $servers, $name = <span class="stringliteral">&#39;main&#39;</span>) {
    475. 

  475. <a name="l00802"></a>00802         self::$instances[$name] = <span class="keyword">new</span> <span class="keyword">self</span>($servers);
    476. 

  476. <a name="l00803"></a>00803         
    477. 

  477. <a name="l00804"></a>00804         <span class="keywordflow">return</span> self::$instances[$name];
    478. 

  478. <a name="l00805"></a>00805     }
    479. 

  479. <a name="l00806"></a>00806     
    480. 

  480. <a name="l00817"></a><a class="code" href="classCassandra.html#accae5522cc54a2f679f7925752d14c01">00817</a>     <span class="keyword">public</span> <span class="keyword">static</span> function <a class="code" href="classCassandra.html#accae5522cc54a2f679f7925752d14c01">getInstance</a>($name = <span class="stringliteral">&#39;main&#39;</span>) {
    481. 

  481. <a name="l00818"></a>00818         <span class="keywordflow">if</span> (!isset(self::$instances[$name])) {
    482. 

  482. <a name="l00819"></a>00819             <span class="keywordflow">throw</span> <span class="keyword">new</span> <a class="code" href="classCassandraInvalidRequestException.html">CassandraInvalidRequestException</a>(
    483. 

  483. <a name="l00820"></a>00820                 <span class="stringliteral">&#39;Instance called &quot;&#39;</span>.$name.<span class="stringliteral">&#39;&quot; does not exist&#39;</span>
    484. 

  484. <a name="l00821"></a>00821             );
    485. 

  485. <a name="l00822"></a>00822         }
    486. 

  486. <a name="l00823"></a>00823         
    487. 

  487. <a name="l00824"></a>00824         <span class="keywordflow">return</span> self::$instances[$name];
    488. 

  488. <a name="l00825"></a>00825     }
    489. 

  489. <a name="l00826"></a>00826     
    490. 

  490. <a name="l00834"></a><a class="code" href="classCassandra.html#a22c9c1782896b9ee47117643c89f0052">00834</a>     <span class="keyword">protected</span> function <a class="code" href="classCassandra.html#a22c9c1782896b9ee47117643c89f0052">registerKeyspace</a>(
    491. 

  491. <a name="l00835"></a>00835         $keyspace,
    492. 

  492. <a name="l00836"></a>00836         $username = null,
    493. 

  493. <a name="l00837"></a>00837         $password = null
    494. 

  494. <a name="l00838"></a>00838     ) {
    495. 

  495. <a name="l00839"></a>00839         $this-&gt;keyspaceAuthentication[$keyspace] = array(
    496. 

  496. <a name="l00840"></a>00840             <span class="stringliteral">&#39;username&#39;</span> =&gt; $username,
    497. 

  497. <a name="l00841"></a>00841             <span class="stringliteral">&#39;password&#39;</span> =&gt; $password
    498. 

  498. <a name="l00842"></a>00842         );
    499. 

  499. <a name="l00843"></a>00843     }
    500. 

  500. <a name="l00844"></a>00844     
    501. 

  501. <a name="l00858"></a><a class="code" href="classCassandra.html#a4502befdb4278113462bc7fcfbafa09f">00858</a>     <span class="keyword">public</span> function <a class="code" href="classCassandra.html#a4502befdb4278113462bc7fcfbafa09f">useKeyspace</a>($keyspace, $username = null, $password = null) {
    502. 

  502. <a name="l00859"></a>00859         <span class="keywordflow">if</span> (!empty($username)) {
    503. 

  503. <a name="l00860"></a>00860             $this-&gt;<a class="code" href="classCassandra.html#a22c9c1782896b9ee47117643c89f0052">registerKeyspace</a>($keyspace, $username, $password);
    504. 

  504. <a name="l00861"></a>00861         } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (isset($this-&gt;keyspaceAuthentication[$keyspace])) {
    505. 

  505. <a name="l00862"></a>00862             $username = $this-&gt;keyspaceAuthentication[$keyspace][<span class="stringliteral">&#39;username&#39;</span>];
    506. 

  506. <a name="l00863"></a>00863             $password = $this-&gt;keyspaceAuthentication[$keyspace][<span class="stringliteral">&#39;password&#39;</span>];
    507. 

  507. <a name="l00864"></a>00864         }
    508. 

  508. <a name="l00865"></a>00865         
    509. 

  509. <a name="l00866"></a>00866         $this-&gt;cluster-&gt;useKeyspace($keyspace, $username, $password);
    510. 

  510. <a name="l00867"></a>00867         
    511. 

  511. <a name="l00868"></a>00868         <span class="keywordflow">return</span> $this;
    512. 

  512. <a name="l00869"></a>00869     }
    513. 

  513. <a name="l00870"></a>00870     
    514. 

  514. <a name="l00876"></a><a class="code" href="classCassandra.html#ad8fe43e1ceb9841cca92cf981fb566b3">00876</a>     <span class="keyword">public</span> function <a class="code" href="classCassandra.html#ad8fe43e1ceb9841cca92cf981fb566b3">getCluster</a>() {
    515. 

  515. <a name="l00877"></a>00877         <span class="keywordflow">return</span> $this-&gt;cluster;
    516. 

  516. <a name="l00878"></a>00878     }
    517. 

  517. <a name="l00879"></a>00879     
    518. 

  518. <a name="l00885"></a><a class="code" href="classCassandra.html#ac300f4b8ed3a2d80388225e0ec990883">00885</a>     <span class="keyword">public</span> function <a class="code" href="classCassandra.html#ac300f4b8ed3a2d80388225e0ec990883">getConnection</a>() {
    519. 

  519. <a name="l00886"></a>00886         <span class="keywordflow">return</span> $this-&gt;cluster-&gt;getConnection();
    520. 

  520. <a name="l00887"></a>00887     }
    521. 

  521. <a name="l00888"></a>00888     
    522. 

  522. <a name="l00894"></a><a class="code" href="classCassandra.html#a382ebe135b67bddef1e0a9fa21448cde">00894</a>     <span class="keyword">public</span> function <a class="code" href="classCassandra.html#a382ebe135b67bddef1e0a9fa21448cde">closeConnections</a>() {
    523. 

  523. <a name="l00895"></a>00895         $this-&gt;cluster-&gt;closeConnections();
    524. 

  524. <a name="l00896"></a>00896     }
    525. 

  525. <a name="l00897"></a>00897     
    526. 

  526. <a name="l00903"></a><a class="code" href="classCassandra.html#a4eaaed3e996a26cc145057487036584b">00903</a>     <span class="keyword">public</span> function <a class="code" href="classCassandra.html#a4eaaed3e996a26cc145057487036584b">getClient</a>() {
    527. 

  527. <a name="l00904"></a>00904         <span class="keywordflow">return</span> $this-&gt;cluster-&gt;getConnection()-&gt;getClient();
    528. 

  528. <a name="l00905"></a>00905     }
    529. 

  529. <a name="l00906"></a>00906     
    530. 

  530. <a name="l00914"></a><a class="code" href="classCassandra.html#aea614dd2c8170609c0ec9e81607983a0">00914</a>     <span class="keyword">public</span> function <a class="code" href="classCassandra.html#aea614dd2c8170609c0ec9e81607983a0">setMaxCallRetries</a>($retryCount) {
    531. 

  531. <a name="l00915"></a>00915         $this-&gt;maxCallRetries = $retryCount;
    532. 

  532. <a name="l00916"></a>00916         
    533. 

  533. <a name="l00917"></a>00917         <span class="keywordflow">return</span> $this;
    534. 

  534. <a name="l00918"></a>00918     }
    535. 

  535. <a name="l00919"></a>00919     
    536. 

  536. <a name="l00925"></a><a class="code" href="classCassandra.html#af62c6e8771c55cfe9a94e8a6551a5e1b">00925</a>     <span class="keyword">public</span> function <a class="code" href="classCassandra.html#af62c6e8771c55cfe9a94e8a6551a5e1b">setDefaultColumnCount</a>($columnCountLimit) {
    537. 

  537. <a name="l00926"></a>00926         $this-&gt;defaultColumnCount = $columnCountLimit;
    538. 

  538. <a name="l00927"></a>00927     }
    539. 

  539. <a name="l00928"></a>00928     
    540. 

  540. <a name="l00943"></a><a class="code" href="classCassandra.html#a5a83ae74dca462d6d7527c2a682ae550">00943</a>     <span class="keyword">public</span> function <a class="code" href="classCassandra.html#a5a83ae74dca462d6d7527c2a682ae550">call</a>(<span class="comment">/*$methodName, $arg1, $arg2 */</span>) {
    541. 

  541. <a name="l00944"></a>00944         $args = func_get_args();
    542. 

  542. <a name="l00945"></a>00945         $methodName = array_shift($args);
    543. 

  543. <a name="l00946"></a>00946         
    544. 

  544. <a name="l00947"></a>00947         $tries = $this-&gt;maxCallRetries;
    545. 

  545. <a name="l00948"></a>00948         $lastException = null;
    546. 

  546. <a name="l00949"></a>00949         
    547. 

  547. <a name="l00950"></a>00950         $keyspaceRequiredMethods = <a class="code" href="classCassandra.html#ad051f9ef0cdc597c5838124c58e9f962">self::getKeyspaceRequiredMethods</a>();
    548. 

  548. <a name="l00951"></a>00951         
    549. 

  549. <a name="l00952"></a>00952         <span class="keywordflow">if</span> (
    550. 

  550. <a name="l00953"></a>00953             in_array($methodName, $keyspaceRequiredMethods)
    551. 

  551. <a name="l00954"></a>00954             &amp;&amp; $this-&gt;cluster-&gt;getCurrentKeyspace() === null
    552. 

  552. <a name="l00955"></a>00955         ) {
    553. 

  553. <a name="l00956"></a>00956             <span class="keywordflow">throw</span> <span class="keyword">new</span> <a class="code" href="classCassandraInvalidRequestException.html">CassandraInvalidRequestException</a>(
    554. 

  554. <a name="l00957"></a>00957                 <span class="stringliteral">&#39;Unable to call &quot;&#39;</span>.$methodName.<span class="stringliteral">&#39;&quot;, no keyspace has been set&#39;</span>
    555. 

  555. <a name="l00958"></a>00958             );
    556. 

  556. <a name="l00959"></a>00959         }
    557. 

  557. <a name="l00960"></a>00960         
    558. 

  558. <a name="l00961"></a>00961         $try = 0;
    559. 

  559. <a name="l00962"></a>00962         
    560. 

  560. <a name="l00963"></a>00963         <span class="keywordflow">while</span>($tries-- &gt; 0) {
    561. 

  561. <a name="l00964"></a>00964             $client = $this-&gt;<a class="code" href="classCassandra.html#a4eaaed3e996a26cc145057487036584b">getClient</a>();
    562. 

  562. <a name="l00965"></a>00965             $try++;
    563. 

  563. <a name="l00966"></a>00966             
    564. 

  564. <a name="l00967"></a>00967             <span class="keywordflow">try</span> {
    565. 

  565. <a name="l00968"></a>00968                 <span class="keywordflow">return</span> call_user_func_array(array($client, $methodName), $args);
    566. 

  566. <a name="l00969"></a>00969             } <span class="keywordflow">catch</span> (Exception $e) {
    567. 

  567. <a name="l00970"></a>00970                 $lastException = $e;
    568. 

  568. <a name="l00971"></a>00971                 
    569. 

  569. <a name="l00972"></a>00972                 usleep(0.1 * pow(2, $try) * 1000000);
    570. 

  570. <a name="l00973"></a>00973             }
    571. 

  571. <a name="l00974"></a>00974         }
    572. 

  572. <a name="l00975"></a>00975 
    573. 

  573. <a name="l00976"></a>00976         <span class="keywordflow">throw</span> <sp…
    574.

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