Added: qpid/site/docs/releases/qpid-proton-0.9.1/proton/python/examples/db_common.py.html URL: http://svn.apache.org/viewvc/qpid/site/docs/releases/qpid-proton-0.9.1/proton/python/examples/db_common.py.html?rev=1681800&view=auto ============================================================================== --- qpid/site/docs/releases/qpid-proton-0.9.1/proton/python/examples/db_common.py.html (added) +++ qpid/site/docs/releases/qpid-proton-0.9.1/proton/python/examples/db_common.py.html Tue May 26 17:54:36 2015 @@ -0,0 +1,248 @@ +<!DOCTYPE html> +<!-- + - + - Licensed to the Apache Software Foundation (ASF) under one + - or more contributor license agreements. See the NOTICE file + - distributed with this work for additional information + - regarding copyright ownership. The ASF licenses this file + - to you under the Apache License, Version 2.0 (the + - "License"); you may not use this file except in compliance + - with the License. You may obtain a copy of the License at + - + - http://www.apache.org/licenses/LICENSE-2.0 + - + - Unless required by applicable law or agreed to in writing, + - software distributed under the License is distributed on an + - "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + - KIND, either express or implied. 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See the NOTICE file</span> +<span class="c"># distributed with this work for additional information</span> +<span class="c"># regarding copyright ownership. The ASF licenses this file</span> +<span class="c"># to you under the Apache License, Version 2.0 (the</span> +<span class="c"># "License"); you may not use this file except in compliance</span> +<span class="c"># with the License. You may obtain a copy of the License at</span> +<span class="c">#</span> +<span class="c"># http://www.apache.org/licenses/LICENSE-2.0</span> +<span class="c">#</span> +<span class="c"># Unless required by applicable law or agreed to in writing,</span> +<span class="c"># software distributed under the License is distributed on an</span> +<span class="c"># "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY</span> +<span class="c"># KIND, either express or implied. See the License for the</span> +<span class="c"># specific language governing permissions and limitations</span> +<span class="c"># under the License.</span> +<span class="c">#</span> + +<span class="kn">import</span> <span class="nn">Queue</span> +<span class="kn">import</span> <span class="nn">sqlite3</span> +<span class="kn">import</span> <span class="nn">threading</span> + +<span class="k">class</span> <span class="nc">Db</span><span class="p">(</span><span class="nb">object</span><span class="p">):</span> + <span class="k">def</span> <span class="nf">__init__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">db</span><span class="p">,</span> <span class="n">injector</span><span class="p">):</span> + <span class="bp">self</span><span class="o">.</span><span class="n">db</span> <span class="o">=</span> <span class="n">db</span> + <span class="bp">self</span><span class="o">.</span><span class="n">injector</span> <span class="o">=</span> <span class="n">injector</span> + <span class="bp">self</span><span class="o">.</span><span class="n">tasks</span> <span class="o">=</span> <span class="n">Queue</span><span class="o">.</span><span class="n">Queue</span><span class="p">()</span> + <span class="bp">self</span><span class="o">.</span><span class="n">position</span> <span class="o">=</span> <span class="bp">None</span> + <span class="bp">self</span><span class="o">.</span><span class="n">pending_events</span> <span class="o">=</span> <span class="p">[]</span> + <span class="bp">self</span><span class="o">.</span><span class="n">running</span> <span class="o">=</span> <span class="bp">True</span> + <span class="bp">self</span><span class="o">.</span><span class="n">thread</span> <span class="o">=</span> <span class="n">threading</span><span class="o">.</span><span class="n">Thread</span><span class="p">(</span><span class="n">target</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">_process</span><span class="p">)</span> + <span class="bp">self</span><span class="o">.</span><span class="n">thread</span><span class="o">.</span><span class="n">daemon</span><span class="o">=</span><span class="bp">True</span> + <span class="bp">self</span><span class="o">.</span><span class="n">thread</span><span class="o">.</span><span class="n">start</span><span class="p">()</span> + + <span class="k">def</span> <span class="nf">close</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span> + <span class="bp">self</span><span class="o">.</span><span class="n">tasks</span><span class="o">.</span><span class="n">put</span><span class="p">(</span><span class="k">lambda</span> <span class="n">conn</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_close</span><span class="p">())</span> + + <span class="k">def</span> <span class="nf">reset</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span> + <span class="bp">self</span><span class="o">.</span><span class="n">tasks</span><span class="o">.</span><span class="n">put</span><span class="p">(</span><span class="k">lambda</span> <span class="n">conn</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_reset</span><span class="p">())</span> + + <span class="k">def</span> <span class="nf">load</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">records</span><span class="p">,</span> <span class="n">event</span><span class="o">=</span><span class="bp">None</span><span class="p">):</span> + <span class="bp">self</span><span class="o">.</span><span class="n">tasks</span><span class="o">.</span><span class="n">put</span><span class="p">(</span><span class="k">lambda</span> <span class="n">conn</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_load</span><span class="p">(</span><span class="n">conn</span><span class="p">,</span> <span class="n">records</span><span class="p">,</span> <span class="n">event</span><span class="p">))</span> + + <span class="k">def</span> <span class="nf">get_id</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">event</span><span class="p">):</span> + <span class="bp">self</span><span class="o">.</span><span class="n">tasks</span><span class="o">.</span><span class="n">put</span><span class="p">(</span><span class="k">lambda</span> <span class="n">conn</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_get_id</span><span class="p">(</span><span class="n">conn</span><span class="p">,</span> <span class="n">event</span><span class="p">))</span> + + <span class="k">def</span> <span class="nf">insert</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="nb">id</span><span class="p">,</span> <span class="n">data</span><span class="p">,</span> <span class="n">event</span><span class="o">=</span><span class="bp">None</span><span class="p">):</span> + <span class="bp">self</span><span class="o">.</span><span class="n">tasks</span><span class="o">.</span><span class="n">put</span><span class="p">(</span><span class="k">lambda</span> <span class="n">conn</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_insert</span><span class="p">(</span><span class="n">conn</span><span class="p">,</span> <span class="nb">id</span><span class="p">,</span> <span class="n">data</span><span class="p">,</span> <span class="n">event</span><span class="p">))</span> + + <span class="k">def</span> <span class="nf">delete</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="nb">id</span><span class="p">,</span> <span class="n">event</span><span class="o">=</span><span class="bp">None</span><span class="p">):</span> + <span class="bp">self</span><span class="o">.</span><span class="n">tasks</span><span class="o">.</span><span class="n">put</span><span class="p">(</span><span class="k">lambda</span> <span class="n">conn</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_delete</span><span class="p">(</span><span class="n">conn</span><span class="p">,</span> <span class="nb">id</span><span class="p">,</span> <span class="n">event</span><span class="p">))</span> + + <span class="k">def</span> <span class="nf">_reset</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">ignored</span><span class="o">=</span><span class="bp">None</span><span class="p">):</span> + <span class="bp">self</span><span class="o">.</span><span class="n">position</span> <span class="o">=</span> <span class="bp">None</span> + + <span class="k">def</span> <span class="nf">_close</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">ignored</span><span class="o">=</span><span class="bp">None</span><span class="p">):</span> + <span class="bp">self</span><span class="o">.</span><span class="n">running</span> <span class="o">=</span> <span class="bp">False</span> + + <span class="k">def</span> <span class="nf">_get_id</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">conn</span><span class="p">,</span> <span class="n">event</span><span class="p">):</span> + <span class="n">cursor</span> <span class="o">=</span> <span class="n">conn</span><span class="o">.</span><span class="n">execute</span><span class="p">(</span><span class="s">"SELECT * FROM records ORDER BY id DESC"</span><span class="p">)</span> + <span class="n">row</span> <span class="o">=</span> <span class="n">cursor</span><span class="o">.</span><span class="n">fetchone</span><span class="p">()</span> + <span class="k">if</span> <span class="n">event</span><span class="p">:</span> + <span class="k">if</span> <span class="n">row</span><span class="p">:</span> + <span class="n">event</span><span class="o">.</span><span class="n">id</span> <span class="o">=</span> <span class="n">row</span><span class="p">[</span><span class="s">'id'</span><span class="p">]</span> + <span class="k">else</span><span class="p">:</span> + <span class="n">event</span><span class="o">.</span><span class="n">id</span> <span class="o">=</span> <span class="mi">0</span> + <span class="bp">self</span><span class="o">.</span><span class="n">injector</span><span class="o">.</span><span class="n">trigger</span><span class="p">(</span><span class="n">event</span><span class="p">)</span> + + <span class="k">def</span> <span class="nf">_load</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">conn</span><span class="p">,</span> <span class="n">records</span><span class="p">,</span> <span class="n">event</span><span class="p">):</span> + <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">position</span><span class="p">:</span> + <span class="n">cursor</span> <span class="o">=</span> <span class="n">conn</span><span class="o">.</span><span class="n">execute</span><span class="p">(</span><span class="s">"SELECT * FROM records WHERE id > ? ORDER BY id"</span><span class="p">,</span> <span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">position</span><span class="p">,))</span> + <span class="k">else</span><span class="p">:</span> + <span class="n">cursor</span> <span class="o">=</span> <span class="n">conn</span><span class="o">.</span><span class="n">execute</span><span class="p">(</span><span class="s">"SELECT * FROM records ORDER BY id"</span><span class="p">)</span> + <span class="k">while</span> <span class="ow">not</span> <span class="n">records</span><span class="o">.</span><span class="n">full</span><span class="p">():</span> + <span class="n">row</span> <span class="o">=</span> <span class="n">cursor</span><span class="o">.</span><span class="n">fetchone</span><span class="p">()</span> + <span class="k">if</span> <span class="n">row</span><span class="p">:</span> + <span class="bp">self</span><span class="o">.</span><span class="n">position</span> <span class="o">=</span> <span class="n">row</span><span class="p">[</span><span class="s">'id'</span><span class="p">]</span> + <span class="n">records</span><span class="o">.</span><span class="n">put</span><span class="p">(</span><span class="nb">dict</span><span class="p">(</span><span class="n">row</span><span class="p">))</span> + <span class="k">else</span><span class="p">:</span> + <span class="k">break</span> + <span class="k">if</span> <span class="n">event</span><span class="p">:</span> + <span class="bp">self</span><span class="o">.</span><span class="n">injector</span><span class="o">.</span><span class="n">trigger</span><span class="p">(</span><span class="n">event</span><span class="p">)</span> + + <span class="k">def</span> <span class="nf">_insert</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">conn</span><span class="p">,</span> <span class="nb">id</span><span class="p">,</span> <span class="n">data</span><span class="p">,</span> <span class="n">event</span><span class="p">):</span> + <span class="k">if</span> <span class="nb">id</span><span class="p">:</span> + <span class="n">conn</span><span class="o">.</span><span class="n">execute</span><span class="p">(</span><span class="s">"INSERT INTO records(id, description) VALUES (?, ?)"</span><span class="p">,</span> <span class="p">(</span><span class="nb">id</span><span class="p">,</span> <span class="n">data</span><span class="p">))</span> + <span class="k">else</span><span class="p">:</span> + <span class="n">conn</span><span class="o">.</span><span class="n">execute</span><span class="p">(</span><span class="s">"INSERT INTO records(description) VALUES (?)"</span><span class="p">,</span> <span class="p">(</span><span class="n">data</span><span class="p">,))</span> + <span class="k">if</span> <span class="n">event</span><span class="p">:</span> + <span class="bp">self</span><span class="o">.</span><span class="n">pending_events</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">event</span><span class="p">)</span> + + <span class="k">def</span> <span class="nf">_delete</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">conn</span><span class="p">,</span> <span class="nb">id</span><span class="p">,</span> <span class="n">event</span><span class="p">):</span> + <span class="n">conn</span><span class="o">.</span><span class="n">execute</span><span class="p">(</span><span class="s">"DELETE FROM records WHERE id=?"</span><span class="p">,</span> <span class="p">(</span><span class="nb">id</span><span class="p">,))</span> + <span class="k">if</span> <span class="n">event</span><span class="p">:</span> + <span class="bp">self</span><span class="o">.</span><span class="n">pending_events</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">event</span><span class="p">)</span> + + <span class="k">def</span> <span class="nf">_process</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span> + <span class="n">conn</span> <span class="o">=</span> <span class="n">sqlite3</span><span class="o">.</span><span class="n">connect</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">db</span><span class="p">)</span> + <span class="n">conn</span><span class="o">.</span><span class="n">row_factory</span> <span class="o">=</span> <span class="n">sqlite3</span><span class="o">.</span><span class="n">Row</span> + <span class="k">with</span> <span class="n">conn</span><span class="p">:</span> + <span class="k">while</span> <span class="bp">self</span><span class="o">.</span><span class="n">running</span><span class="p">:</span> + <span class="n">f</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">tasks</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="bp">True</span><span class="p">)</span> + <span class="k">try</span><span class="p">:</span> + <span class="k">while</span> <span class="bp">True</span><span class="p">:</span> + <span class="n">f</span><span class="p">(</span><span class="n">conn</span><span class="p">)</span> + <span class="n">f</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">tasks</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="bp">False</span><span class="p">)</span> + <span class="k">except</span> <span class="n">Queue</span><span class="o">.</span><span class="n">Empty</span><span class="p">:</span> <span class="k">pass</span> + <span class="n">conn</span><span class="o">.</span><span class="n">commit</span><span class="p">()</span> + <span class="k">for</span> <span class="n">event</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">pending_events</span><span class="p">:</span> + <span class="bp">self</span><span class="o">.</span><span class="n">injector</span><span class="o">.</span><span class="n">trigger</span><span class="p">(</span><span class="n">event</span><span class="p">)</span> + <span class="bp">self</span><span class="o">.</span><span class="n">pending_events</span> <span class="o">=</span> <span class="p">[]</span> + <span class="bp">self</span><span class="o">.</span><span class="n">injector</span><span class="o">.</span><span class="n">close</span><span class="p">()</span> +</pre></div> + + + <hr/> + + <ul id="-apache-navigation"> + <li><a href="http://www.apache.org/";>Apache</a></li> + <li><a href="http://www.apache.org/licenses/";>License</a></li> + <li><a href="http://www.apache.org/foundation/sponsorship.html";>Sponsorship</a></li> + <li><a href="http://www.apache.org/foundation/thanks.html";>Thanks!</a></li> + <li><a href="http://www.apache.org/security/";>Security</a></li> + <li><a href="http://www.apache.org/";><img id="-apache-feather" width="48" height="14" src="data:image/png;base64," alt="Apache"/></a></li> + </ul> + + <p id="-legal"> + Apache Qpid, Messaging built on AMQP; Copyright © 2013 + The Apache Software Foundation; Licensed under + the <a href="http://www.apache.org/licenses/LICENSE-2.0";>Apache + License, Version 2.0</a>; Apache Qpid, Qpid, Qpid Proton, + Proton, Apache, the Apache feather logo, and the Apache Qpid + project logo are trademarks of The Apache Software + Foundation; All other marks mentioned may be trademarks or + registered trademarks of their respective owners + </p> + </div> + </div> + </body> +</html>
Added: qpid/site/docs/releases/qpid-proton-0.9.1/proton/python/examples/db_ctrl.py.html URL: http://svn.apache.org/viewvc/qpid/site/docs/releases/qpid-proton-0.9.1/proton/python/examples/db_ctrl.py.html?rev=1681800&view=auto ============================================================================== --- qpid/site/docs/releases/qpid-proton-0.9.1/proton/python/examples/db_ctrl.py.html (added) +++ qpid/site/docs/releases/qpid-proton-0.9.1/proton/python/examples/db_ctrl.py.html Tue May 26 17:54:36 2015 @@ -0,0 +1,180 @@ +<!DOCTYPE html> +<!-- + - + - Licensed to the Apache Software Foundation (ASF) under one + - or more contributor license agreements. See the NOTICE file + - distributed with this work for additional information + - regarding copyright ownership. The ASF licenses this file + - to you under the Apache License, Version 2.0 (the + - "License"); you may not use this file except in compliance + - with the License. You may obtain a copy of the License at + - + - http://www.apache.org/licenses/LICENSE-2.0 + - + - Unless required by applicable law or agreed to in writing, + - software distributed under the License is distributed on an + - "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + - KIND, either express or implied. See the License for the + - specific language governing permissions and limitations + - under the License. + - +--> +<html xmlns="http://www.w3.org/1999/xhtml"; xml:lang="en"> + <head> + <title>db_ctrl.py.html - Apache Qpid™</title> + <meta http-equiv="X-UA-Compatible" content="IE=edge"/> + <meta name="viewport" content="width=device-width, initial-scale=1.0"/> + <!-- Allow `go get` to use import paths of the form qpid.apache.org/<project>/<path> --> + <meta name="go-import" content="qpid.apache.org/proton git https://git-wip-us.apache.org/repos/asf/qpid-proton.git";> + <link rel="stylesheet" href="/site.css" type="text/css" async="async"/> + <link rel="stylesheet" href="/deferred.css" type="text/css" defer="defer"/> + <script type="text/javascript">var _deferredFunctions = [];</script> + <script type="text/javascript" src="/deferred.js" defer="defer"></script> + <!--[if lte IE 8]> + <link rel="stylesheet" href="/ie.css" type="text/css"/> + <script type="text/javascript" src="/html5shiv.js"></script> + <![endif]--> + </head> + <body> + <div id="-content"> + <div id="-top" class="panel"> + <a id="-menu-link"><img width="16" height="16" src="data:image/png;base64," alt="Menu"/></a> + + <a id="-search-link"><img width="22" height="16" src="data:image/png;base64," alt="Search"/></a> + + <ul id="-global-navigation"> + <li><a id="-logotype" href="/index.html">Apache Qpid<sup>™</sup></a></li> + <li><a href="/download.html">Download</a></li> + <li><a href="/documentation.html">Documentation</a></li> + <li><a href="/components/index.html">Components</a></li> + <li><a href="/discussion.html">Discussion</a></li> + </ul> + </div> + + <div id="-menu" class="panel" style="display: none;"> + <section> + <h3>Project</h3> + + <ul> + <li><a href="/overview.html">Overview</a></li> + <li><a href="/components/index.html">Components</a></li> + <li><a href="/releases/index.html">Releases</a></li> + </ul> + </section> + + <section> + <h3>Messaging APIs</h3> + + <ul> + <li><a href="/proton/index.html">Qpid Proton</a></li> + <li><a href="/components/jms/index.html">Qpid JMS</a></li> + <li><a href="/components/messaging-api/index.html">Qpid Messaging API</a></li> + </ul> + </section> + + <section> + <h3>Servers and tools</h3> + + <ul> + <li><a href="/components/java-broker/index.html">Java broker</a></li> + <li><a href="/components/cpp-broker/index.html">C++ broker</a></li> + <li><a href="/components/dispatch-router/index.html">Dispatch router</a></li> + </ul> + </section> + + <section> + <h3>Resources</h3> + + <ul> + <li><a href="/dashboard.html">Dashboard</a></li> + <li><a href="https://cwiki.apache.org/confluence/display/qpid/Index";>Wiki</a></li> + <li><a href="/resources.html">More resources</a></li> + </ul> + </section> + </div> + + <div id="-search" class="panel" style="display: none;"> + <form action="http://www.google.com/search"; method="get"> + <input type="hidden" name="sitesearch" value="qpid.apache.org"/> + <input type="text" name="q" maxlength="255" autofocus="autofocus" tabindex="1"/> + <button type="submit">Search</button> + <p><a href="/search.html">More ways to search</a></p> + </form> + </div> + + <div id="-middle" class="panel"> + <ul id="-path-navigation"><li><a href="/index.html">Home</a></li><li><a href="/releases/index.html">Releases</a></li><li><a href="/releases/qpid-proton-0.9.1/index.html">Qpid Proton 0.9.1</a></li><li><a href="/releases/qpid-proton-0.9.1/proton/python/examples/index.html">Python AMQP Examples</a></li><li>db_ctrl.py.html</li></ul> + <div class="highlight"><pre><span class="c">#!/usr/bin/env python</span> +<span class="c">#</span> +<span class="c"># Licensed to the Apache Software Foundation (ASF) under one</span> +<span class="c"># or more contributor license agreements. See the NOTICE file</span> +<span class="c"># distributed with this work for additional information</span> +<span class="c"># regarding copyright ownership. The ASF licenses this file</span> +<span class="c"># to you under the Apache License, Version 2.0 (the</span> +<span class="c"># "License"); you may not use this file except in compliance</span> +<span class="c"># with the License. You may obtain a copy of the License at</span> +<span class="c">#</span> +<span class="c"># http://www.apache.org/licenses/LICENSE-2.0</span> +<span class="c">#</span> +<span class="c"># Unless required by applicable law or agreed to in writing,</span> +<span class="c"># software distributed under the License is distributed on an</span> +<span class="c"># "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY</span> +<span class="c"># KIND, either express or implied. See the License for the</span> +<span class="c"># specific language governing permissions and limitations</span> +<span class="c"># under the License.</span> +<span class="c">#</span> + +<span class="kn">import</span> <span class="nn">sqlite3</span> +<span class="kn">import</span> <span class="nn">sys</span> + +<span class="k">if</span> <span class="nb">len</span><span class="p">(</span><span class="n">sys</span><span class="o">.</span><span class="n">argv</span><span class="p">)</span> <span class="o"><</span> <span class="mi">3</span><span class="p">:</span> + <span class="k">print</span> <span class="s">"Usage: </span><span class="si">%s</span><span class="s"> [init|insert|list] db"</span> <span class="o">%</span> <span class="n">sys</span><span class="o">.</span><span class="n">argv</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span> +<span class="k">else</span><span class="p">:</span> + <span class="n">conn</span> <span class="o">=</span> <span class="n">sqlite3</span><span class="o">.</span><span class="n">connect</span><span class="p">(</span><span class="n">sys</span><span class="o">.</span><span class="n">argv</span><span class="p">[</span><span class="mi">2</span><span class="p">])</span> + <span class="k">with</span> <span class="n">conn</span><span class="p">:</span> + <span class="k">if</span> <span class="n">sys</span><span class="o">.</span><span class="n">argv</span><span class="p">[</span><span class="mi">1</span><span class="p">]</span> <span class="o">==</span> <span class="s">"init"</span><span class="p">:</span> + <span class="n">conn</span><span class="o">.</span><span class="n">execute</span><span class="p">(</span><span class="s">"DROP TABLE IF EXISTS records"</span><span class="p">)</span> + <span class="n">conn</span><span class="o">.</span><span class="n">execute</span><span class="p">(</span><span class="s">"CREATE TABLE records(id INTEGER PRIMARY KEY AUTOINCREMENT, description TEXT)"</span><span class="p">)</span> + <span class="n">conn</span><span class="o">.</span><span class="n">commit</span><span class="p">()</span> + <span class="k">elif</span> <span class="n">sys</span><span class="o">.</span><span class="n">argv</span><span class="p">[</span><span class="mi">1</span><span class="p">]</span> <span class="o">==</span> <span class="s">"list"</span><span class="p">:</span> + <span class="n">cursor</span> <span class="o">=</span> <span class="n">conn</span><span class="o">.</span><span class="n">cursor</span><span class="p">()</span> + <span class="n">cursor</span><span class="o">.</span><span class="n">execute</span><span class="p">(</span><span class="s">"SELECT * FROM records"</span><span class="p">)</span> + <span class="n">rows</span> <span class="o">=</span> <span class="n">cursor</span><span class="o">.</span><span class="n">fetchall</span><span class="p">()</span> + <span class="k">for</span> <span class="n">r</span> <span class="ow">in</span> <span class="n">rows</span><span class="p">:</span> + <span class="k">print</span> <span class="n">r</span> + <span class="k">elif</span> <span class="n">sys</span><span class="o">.</span><span class="n">argv</span><span class="p">[</span><span class="mi">1</span><span class="p">]</span> <span class="o">==</span> <span class="s">"insert"</span><span class="p">:</span> + <span class="k">while</span> <span class="bp">True</span><span class="p">:</span> + <span class="n">l</span> <span class="o">=</span> <span class="n">sys</span><span class="o">.</span><span class="n">stdin</span><span class="o">.</span><span class="n">readline</span><span class="p">()</span> + <span class="k">if</span> <span class="ow">not</span> <span class="n">l</span><span class="p">:</span> <span class="k">break</span> + <span class="n">conn</span><span class="o">.</span><span class="n">execute</span><span class="p">(</span><span class="s">"INSERT INTO records(description) VALUES (?)"</span><span class="p">,</span> <span class="p">(</span><span class="n">l</span><span class="o">.</span><span class="n">rstrip</span><span class="p">(),))</span> + <span class="n">conn</span><span class="o">.</span><span class="n">commit</span><span class="p">()</span> + <span class="k">else</span><span class="p">:</span> + <span class="k">print</span> <span class="s">"Unrecognised command: </span><span class="si">%s</span><span class="s">"</span> <span class="o">%</span> <span class="n">sys</span><span class="o">.</span><span class="n">argv</span><span class="p">[</span><span class="mi">1</span><span class="p">]</span> +</pre></div> + + + <hr/> + + <ul id="-apache-navigation"> + <li><a href="http://www.apache.org/";>Apache</a></li> + <li><a href="http://www.apache.org/licenses/";>License</a></li> + <li><a href="http://www.apache.org/foundation/sponsorship.html";>Sponsorship</a></li> + <li><a href="http://www.apache.org/foundation/thanks.html";>Thanks!</a></li> + <li><a href="http://www.apache.org/security/";>Security</a></li> + <li><a href="http://www.apache.org/";><img id="-apache-feather" width="48" height="14" src="data:image/png;base64," alt="Apache"/></a></li> + </ul> + + <p id="-legal"> + Apache Qpid, Messaging built on AMQP; Copyright © 2013 + The Apache Software Foundation; Licensed under + the <a href="http://www.apache.org/licenses/LICENSE-2.0";>Apache + License, Version 2.0</a>; Apache Qpid, Qpid, Qpid Proton, + Proton, Apache, the Apache feather logo, and the Apache Qpid + project logo are trademarks of The Apache Software + Foundation; All other marks mentioned may be trademarks or + registered trademarks of their respective owners + </p> + </div> + </div> + </body> +</html> Added: qpid/site/docs/releases/qpid-proton-0.9.1/proton/python/examples/db_recv.py.html URL: http://svn.apache.org/viewvc/qpid/site/docs/releases/qpid-proton-0.9.1/proton/python/examples/db_recv.py.html?rev=1681800&view=auto ============================================================================== --- qpid/site/docs/releases/qpid-proton-0.9.1/proton/python/examples/db_recv.py.html (added) +++ qpid/site/docs/releases/qpid-proton-0.9.1/proton/python/examples/db_recv.py.html Tue May 26 17:54:36 2015 @@ -0,0 +1,210 @@ +<!DOCTYPE html> +<!-- + - + - Licensed to the Apache Software Foundation (ASF) under one + - or more contributor license agreements. See the NOTICE file + - distributed with this work for additional information + - regarding copyright ownership. The ASF licenses this file + - to you under the Apache License, Version 2.0 (the + - "License"); you may not use this file except in compliance + - with the License. You may obtain a copy of the License at + - + - http://www.apache.org/licenses/LICENSE-2.0 + - + - Unless required by applicable law or agreed to in writing, + - software distributed under the License is distributed on an + - "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + - KIND, either express or implied. See the License for the + - specific language governing permissions and limitations + - under the License. + - +--> +<html xmlns="http://www.w3.org/1999/xhtml"; xml:lang="en"> + <head> + <title>db_recv.py.html - Apache Qpid™</title> + <meta http-equiv="X-UA-Compatible" content="IE=edge"/> + <meta name="viewport" content="width=device-width, initial-scale=1.0"/> + <!-- Allow `go get` to use import paths of the form qpid.apache.org/<project>/<path> --> + <meta name="go-import" content="qpid.apache.org/proton git https://git-wip-us.apache.org/repos/asf/qpid-proton.git";> + <link rel="stylesheet" href="/site.css" type="text/css" async="async"/> + <link rel="stylesheet" href="/deferred.css" type="text/css" defer="defer"/> + <script type="text/javascript">var _deferredFunctions = [];</script> + <script type="text/javascript" src="/deferred.js" defer="defer"></script> + <!--[if lte IE 8]> + <link rel="stylesheet" href="/ie.css" type="text/css"/> + <script type="text/javascript" src="/html5shiv.js"></script> + <![endif]--> + </head> + <body> + <div id="-content"> + <div id="-top" class="panel"> + <a id="-menu-link"><img width="16" height="16" src="data:image/png;base64," alt="Menu"/></a> + + <a id="-search-link"><img width="22" height="16" src="data:image/png;base64," alt="Search"/></a> + + <ul id="-global-navigation"> + <li><a id="-logotype" href="/index.html">Apache Qpid<sup>™</sup></a></li> + <li><a href="/download.html">Download</a></li> + <li><a href="/documentation.html">Documentation</a></li> + <li><a href="/components/index.html">Components</a></li> + <li><a href="/discussion.html">Discussion</a></li> + </ul> + </div> + + <div id="-menu" class="panel" style="display: none;"> + <section> + <h3>Project</h3> + + <ul> + <li><a href="/overview.html">Overview</a></li> + <li><a href="/components/index.html">Components</a></li> + <li><a href="/releases/index.html">Releases</a></li> + </ul> + </section> + + <section> + <h3>Messaging APIs</h3> + + <ul> + <li><a href="/proton/index.html">Qpid Proton</a></li> + <li><a href="/components/jms/index.html">Qpid JMS</a></li> + <li><a href="/components/messaging-api/index.html">Qpid Messaging API</a></li> + </ul> + </section> + + <section> + <h3>Servers and tools</h3> + + <ul> + <li><a href="/components/java-broker/index.html">Java broker</a></li> + <li><a href="/components/cpp-broker/index.html">C++ broker</a></li> + <li><a href="/components/dispatch-router/index.html">Dispatch router</a></li> + </ul> + </section> + + <section> + <h3>Resources</h3> + + <ul> + <li><a href="/dashboard.html">Dashboard</a></li> + <li><a href="https://cwiki.apache.org/confluence/display/qpid/Index";>Wiki</a></li> + <li><a href="/resources.html">More resources</a></li> + </ul> + </section> + </div> + + <div id="-search" class="panel" style="display: none;"> + <form action="http://www.google.com/search"; method="get"> + <input type="hidden" name="sitesearch" value="qpid.apache.org"/> + <input type="text" name="q" maxlength="255" autofocus="autofocus" tabindex="1"/> + <button type="submit">Search</button> + <p><a href="/search.html">More ways to search</a></p> + </form> + </div> + + <div id="-middle" class="panel"> + <ul id="-path-navigation"><li><a href="/index.html">Home</a></li><li><a href="/releases/index.html">Releases</a></li><li><a href="/releases/qpid-proton-0.9.1/index.html">Qpid Proton 0.9.1</a></li><li><a href="/releases/qpid-proton-0.9.1/proton/python/examples/index.html">Python AMQP Examples</a></li><li>db_recv.py.html</li></ul> + <div class="highlight"><pre><span class="c">#!/usr/bin/env python</span> +<span class="c">#</span> +<span class="c"># Licensed to the Apache Software Foundation (ASF) under one</span> +<span class="c"># or more contributor license agreements. See the NOTICE file</span> +<span class="c"># distributed with this work for additional information</span> +<span class="c"># regarding copyright ownership. The ASF licenses this file</span> +<span class="c"># to you under the Apache License, Version 2.0 (the</span> +<span class="c"># "License"); you may not use this file except in compliance</span> +<span class="c"># with the License. You may obtain a copy of the License at</span> +<span class="c">#</span> +<span class="c"># http://www.apache.org/licenses/LICENSE-2.0</span> +<span class="c">#</span> +<span class="c"># Unless required by applicable law or agreed to in writing,</span> +<span class="c"># software distributed under the License is distributed on an</span> +<span class="c"># "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY</span> +<span class="c"># KIND, either express or implied. See the License for the</span> +<span class="c"># specific language governing permissions and limitations</span> +<span class="c"># under the License.</span> +<span class="c">#</span> + +<span class="kn">import</span> <span class="nn">optparse</span> +<span class="kn">from</span> <span class="nn">proton.handlers</span> <span class="kn">import</span> <span class="n">MessagingHandler</span> +<span class="kn">from</span> <span class="nn">proton.reactor</span> <span class="kn">import</span> <span class="n">ApplicationEvent</span><span class="p">,</span> <span class="n">Container</span><span class="p">,</span> <span class="n">EventInjector</span> +<span class="kn">from</span> <span class="nn">db_common</span> <span class="kn">import</span> <span class="n">Db</span> + +<span class="k">class</span> <span class="nc">Recv</span><span class="p">(</span><span class="n">MessagingHandler</span><span class="p">):</span> + <span class="k">def</span> <span class="nf">__init__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">url</span><span class="p">,</span> <span class="n">count</span><span class="p">):</span> + <span class="nb">super</span><span class="p">(</span><span class="n">Recv</span><span class="p">,</span> <span class="bp">self</span><span class="p">)</span><span class="o">.</span><span class="n">__init__</span><span class="p">(</span><span class="n">auto_accept</span><span class="o">=</span><span class="bp">False</span><span class="p">)</span> + <span class="bp">self</span><span class="o">.</span><span class="n">url</span> <span class="o">=</span> <span class="n">url</span> + <span class="bp">self</span><span class="o">.</span><span class="n">delay</span> <span class="o">=</span> <span class="mi">0</span> + <span class="bp">self</span><span class="o">.</span><span class="n">last_id</span> <span class="o">=</span> <span class="bp">None</span> + <span class="bp">self</span><span class="o">.</span><span class="n">expected</span> <span class="o">=</span> <span class="n">count</span> + <span class="bp">self</span><span class="o">.</span><span class="n">received</span> <span class="o">=</span> <span class="mi">0</span> + <span class="bp">self</span><span class="o">.</span><span class="n">accepted</span> <span class="o">=</span> <span class="mi">0</span> + <span class="bp">self</span><span class="o">.</span><span class="n">db</span> <span class="o">=</span> <span class="n">Db</span><span class="p">(</span><span class="s">"dst_db"</span><span class="p">,</span> <span class="n">EventInjector</span><span class="p">())</span> + + <span class="k">def</span> <span class="nf">on_start</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">event</span><span class="p">):</span> + <span class="n">event</span><span class="o">.</span><span class="n">container</span><span class="o">.</span><span class="n">selectable</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">db</span><span class="o">.</span><span class="n">injector</span><span class="p">)</span> + <span class="n">e</span> <span class="o">=</span> <span class="n">ApplicationEvent</span><span class="p">(</span><span class="s">"id_loaded"</span><span class="p">)</span> + <span class="n">e</span><span class="o">.</span><span class="n">container</span> <span class="o">=</span> <span class="n">event</span><span class="o">.</span><span class="n">container</span> + <span class="bp">self</span><span class="o">.</span><span class="n">db</span><span class="o">.</span><span class="n">get_id</span><span class="p">(</span><span class="n">e</span><span class="p">)</span> + + <span class="k">def</span> <span class="nf">on_id_loaded</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">event</span><span class="p">):</span> + <span class="bp">self</span><span class="o">.</span><span class="n">last_id</span> <span class="o">=</span> <span class="n">event</span><span class="o">.</span><span class="n">id</span> + <span class="n">event</span><span class="o">.</span><span class="n">container</span><span class="o">.</span><span class="n">create_receiver</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">url</span><span class="p">)</span> + + <span class="k">def</span> <span class="nf">on_record_inserted</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">event</span><span class="p">):</span> + <span class="bp">self</span><span class="o">.</span><span class="n">accept</span><span class="p">(</span><span class="n">event</span><span class="o">.</span><span class="n">delivery</span><span class="p">)</span> + <span class="bp">self</span><span class="o">.</span><span class="n">accepted</span> <span class="o">+=</span> <span class="mi">1</span> + <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">accepted</span> <span class="o">==</span> <span class="bp">self</span><span class="o">.</span><span class="n">expected</span><span class="p">:</span> + <span class="n">event</span><span class="o">.</span><span class="n">connection</span><span class="o">.</span><span class="n">close</span><span class="p">()</span> + <span class="bp">self</span><span class="o">.</span><span class="n">db</span><span class="o">.</span><span class="n">close</span><span class="p">()</span> + + <span class="k">def</span> <span class="nf">on_message</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">event</span><span class="p">):</span> + <span class="nb">id</span> <span class="o">=</span> <span class="nb">int</span><span class="p">(</span><span class="n">event</span><span class="o">.</span><span class="n">message</span><span class="o">.</span><span class="n">id</span><span class="p">)</span> + <span class="k">if</span> <span class="p">(</span><span class="ow">not</span> <span class="bp">self</span><span class="o">.</span><span class="n">last_id</span><span class="p">)</span> <span class="ow">or</span> <span class="nb">id</span> <span class="o">></span> <span class="bp">self</span><span class="o">.</span><span class="n">last_id</span><span class="p">:</span> + <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">received</span> <span class="o"><</span> <span class="bp">self</span><span class="o">.</span><span class="n">expected</span><span class="p">:</span> + <span class="bp">self</span><span class="o">.</span><span class="n">received</span> <span class="o">+=</span> <span class="mi">1</span> + <span class="bp">self</span><span class="o">.</span><span class="n">last_id</span> <span class="o">=</span> <span class="nb">id</span> + <span class="bp">self</span><span class="o">.</span><span class="n">db</span><span class="o">.</span><span class="n">insert</span><span class="p">(</span><span class="nb">id</span><span class="p">,</span> <span class="n">event</span><span class="o">.</span><span class="n">message</span><span class="o">.</span><span class="n">body</span><span class="p">,</span> <span class="n">ApplicationEvent</span><span class="p">(</span><span class="s">"record_inserted"</span><span class="p">,</span> <span class="n">delivery</span><span class="o">=</span><span class="n">event</span><span class="o">.</span><span class="n">delivery</span><span class="p">))</span> + <span class="k">print</span> <span class="s">"inserted message </span><span class="si">%s</span><span class="s">"</span> <span class="o">%</span> <span class="nb">id</span> + <span class="k">else</span><span class="p">:</span> + <span class="bp">self</span><span class="o">.</span><span class="n">release</span><span class="p">(</span><span class="n">event</span><span class="o">.</span><span class="n">delivery</span><span class="p">)</span> + <span class="k">else</span><span class="p">:</span> + <span class="bp">self</span><span class="o">.</span><span class="n">accept</span><span class="p">(</span><span class="n">event</span><span class="o">.</span><span class="n">delivery</span><span class="p">)</span> + +<span class="n">parser</span> <span class="o">=</span> <span class="n">optparse</span><span class="o">.</span><span class="n">OptionParser</span><span class="p">(</span><span class="n">usage</span><span class="o">=</span><span class="s">"usage: %prog [options]"</span><span class="p">)</span> +<span class="n">parser</span><span class="o">.</span><span class="n">add_option</span><span class="p">(</span><span class="s">"-a"</span><span class="p">,</span> <span class="s">"--address"</span><span class="p">,</span> <span class="n">default</span><span class="o">=</span><span class="s">"localhost:5672/examples"</span><span class="p">,</span> + <span class="n">help</span><span class="o">=</span><span class="s">"address from which messages are received (default </span><span class="si">%d</span><span class="s">efault)"</span><span class="p">)</span> +<span class="n">parser</span><span class="o">.</span><span class="n">add_option</span><span class="p">(</span><span class="s">"-m"</span><span class="p">,</span> <span class="s">"--messages"</span><span class="p">,</span> <span class="nb">type</span><span class="o">=</span><span class="s">"int"</span><span class="p">,</span> <span class="n">default</span><span class="o">=</span><span class="mi">0</span><span class="p">,</span> + <span class="n">help</span><span class="o">=</span><span class="s">"number of messages to receive; 0 receives indefinitely (default </span><span class="si">%d</span><span class="s">efault)"</span><span class="p">)</span> +<span class="n">opts</span><span class="p">,</span> <span class="n">args</span> <span class="o">=</span> <span class="n">parser</span><span class="o">.</span><span class="n">parse_args</span><span class="p">()</span> + +<span class="k">try</span><span class="p">:</span> + <span class="n">Container</span><span class="p">(</span><span class="n">Recv</span><span class="p">(</span><span class="n">opts</span><span class="o">.</span><span class="n">address</span><span class="p">,</span> <span class="n">opts</span><span class="o">.</span><span class="n">messages</span><span class="p">))</span><span class="o">.</span><span class="n">run</span><span class="p">()</span> +<span class="k">except</span> <span class="ne">KeyboardInterrupt</span><span class="p">:</span> <span class="k">pass</span> +</pre></div> + + + <hr/> + + <ul id="-apache-navigation"> + <li><a href="http://www.apache.org/";>Apache</a></li> + <li><a href="http://www.apache.org/licenses/";>License</a></li> + <li><a href="http://www.apache.org/foundation/sponsorship.html";>Sponsorship</a></li> + <li><a href="http://www.apache.org/foundation/thanks.html";>Thanks!</a></li> + <li><a href="http://www.apache.org/security/";>Security</a></li> + <li><a 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See the NOTICE file</span> +<span class="c"># distributed with this work for additional information</span> +<span class="c"># regarding copyright ownership. The ASF licenses this file</span> +<span class="c"># to you under the Apache License, Version 2.0 (the</span> +<span class="c"># "License"); you may not use this file except in compliance</span> +<span class="c"># with the License. You may obtain a copy of the License at</span> +<span class="c">#</span> +<span class="c"># http://www.apache.org/licenses/LICENSE-2.0</span> +<span class="c">#</span> +<span class="c"># Unless required by applicable law or agreed to in writing,</span> +<span class="c"># software distributed under the License is distributed on an</span> +<span class="c"># "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY</span> +<span class="c"># KIND, either express or implied. See the License for the</span> +<span class="c"># specific language governing permissions and limitations</span> +<span class="c"># under the License.</span> +<span class="c">#</span> + +<span class="kn">import</span> <span class="nn">optparse</span> +<span class="kn">import</span> <span class="nn">Queue</span> +<span class="kn">import</span> <span class="nn">time</span> +<span class="kn">from</span> <span class="nn">proton</span> <span class="kn">import</span> <span class="n">Message</span> +<span class="kn">from</span> <span class="nn">proton.handlers</span> <span class="kn">import</span> <span class="n">MessagingHandler</span> +<span class="kn">from</span> <span class="nn">proton.reactor</span> <span class="kn">import</span> <span class="n">ApplicationEvent</span><span class="p">,</span> <span class="n">Container</span><span class="p">,</span> <span class="n">EventInjector</span> +<span class="kn">from</span> <span class="nn">db_common</span> <span class="kn">import</span> <span class="n">Db</span> + +<span class="k">class</span> <span class="nc">Send</span><span class="p">(</span><span class="n">MessagingHandler</span><span class="p">):</span> + <span class="k">def</span> <span class="nf">__init__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">url</span><span class="p">,</span> <span class="n">count</span><span class="p">):</span> + <span class="nb">super</span><span class="p">(</span><span class="n">Send</span><span class="p">,</span> <span class="bp">self</span><span class="p">)</span><span class="o">.</span><span class="n">__init__</span><span class="p">()</span> + <span class="bp">self</span><span class="o">.</span><span class="n">url</span> <span class="o">=</span> <span class="n">url</span> + <span class="bp">self</span><span class="o">.</span><span class="n">delay</span> <span class="o">=</span> <span class="mi">0</span> + <span class="bp">self</span><span class="o">.</span><span class="n">sent</span> <span class="o">=</span> <span class="mi">0</span> + <span class="bp">self</span><span class="o">.</span><span class="n">confirmed</span> <span class="o">=</span> <span class="mi">0</span> + <span class="bp">self</span><span class="o">.</span><span class="n">load_count</span> <span class="o">=</span> <span class="mi">0</span> + <span class="bp">self</span><span class="o">.</span><span class="n">records</span> <span class="o">=</span> <span class="n">Queue</span><span class="o">.</span><span class="n">Queue</span><span class="p">(</span><span class="n">maxsize</span><span class="o">=</span><span class="mi">50</span><span class="p">)</span> + <span class="bp">self</span><span class="o">.</span><span class="n">target</span> <span class="o">=</span> <span class="n">count</span> + <span class="bp">self</span><span class="o">.</span><span class="n">db</span> <span class="o">=</span> <span class="n">Db</span><span class="p">(</span><span class="s">"src_db"</span><span class="p">,</span> <span class="n">EventInjector</span><span class="p">())</span> + + <span class="k">def</span> <span class="nf">keep_sending</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span> + <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">target</span> <span class="o">==</span> <span class="mi">0</span> <span class="ow">or</span> <span class="bp">self</span><span class="o">.</span><span class="n">sent</span> <span class="o"><</span> <span class="bp">self</span><span class="o">.</span><span class="n">target</span> + + <span class="k">def</span> <span class="nf">on_start</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">event</span><span class="p">):</span> + <span class="bp">self</span><span class="o">.</span><span class="n">container</span> <span class="o">=</span> <span class="n">event</span><span class="o">.</span><span class="n">container</span> + <span class="bp">self</span><span class="o">.</span><span class="n">container</span><span class="o">.</span><span class="n">selectable</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">db</span><span class="o">.</span><span class="n">injector</span><span class="p">)</span> + <span class="bp">self</span><span class="o">.</span><span class="n">sender</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">container</span><span class="o">.</span><span class="n">create_sender</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">url</span><span class="p">)</span> + + <span class="k">def</span> <span class="nf">on_records_loaded</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">event</span><span class="p">):</span> + <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">records</span><span class="o">.</span><span class="n">empty</span><span class="p">():</span> + <span class="k">if</span> <span class="n">event</span><span class="o">.</span><span class="n">subject</span> <span class="o">==</span> <span class="bp">self</span><span class="o">.</span><span class="n">load_count</span><span class="p">:</span> + <span class="k">print</span> <span class="s">"Exhausted available data, waiting to recheck..."</span> + <span class="c"># check for new data after 5 seconds</span> + <span class="bp">self</span><span class="o">.</span><span class="n">container</span><span class="o">.</span><span class="n">schedule</span><span class="p">(</span><span class="mi">5</span><span class="p">,</span> <span class="bp">self</span><span class="p">)</span> + <span class="k">else</span><span class="p">:</span> + <span class="bp">self</span><span class="o">.</span><span class="n">send</span><span class="p">()</span> + + <span class="k">def</span> <span class="nf">request_records</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span> + <span class="k">if</span> <span class="ow">not</span> <span class="bp">self</span><span class="o">.</span><span class="n">records</span><span class="o">.</span><span class="n">full</span><span class="p">():</span> + <span class="k">print</span> <span class="s">"loading records..."</span> + <span class="bp">self</span><span class="o">.</span><span class="n">load_count</span> <span class="o">+=</span> <span class="mi">1</span> + <span class="bp">self</span><span class="o">.</span><span class="n">db</span><span class="o">.</span><span class="n">load</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">records</span><span class="p">,</span> <span class="n">event</span><span class="o">=</span><span class="n">ApplicationEvent</span><span class="p">(</span><span class="s">"records_loaded"</span><span class="p">,</span> <span class="n">link</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">sender</span><span class="p">,</span> <span class="n">subject</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">load_count</span><span class="p">))</span> + + <span class="k">def</span> <span class="nf">on_sendable</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">event</span><span class="p">):</span> + <span class="bp">self</span><span class="o">.</span><span class="n">send</span><span class="p">()</span> + + <span class="k">def</span> <span class="nf">send</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span> + <span class="k">while</span> <span class="bp">self</span><span class="o">.</span><span class="n">sender</span><span class="o">.</span><span class="n">credit</span> <span class="ow">and</span> <span class="ow">not</span> <span class="bp">self</span><span class="o">.</span><span class="n">records</span><span class="o">.</span><span class="n">empty</span><span class="p">():</span> + <span class="k">if</span> <span class="ow">not</span> <span class="bp">self</span><span class="o">.</span><span class="n">keep_sending</span><span class="p">():</span> <span class="k">return</span> + <span class="n">record</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">records</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="bp">False</span><span class="p">)</span> + <span class="nb">id</span> <span class="o">=</span> <span class="n">record</span><span class="p">[</span><span class="s">'id'</span><span class="p">]</span> + <span class="bp">self</span><span class="o">.</span><span class="n">sender</span><span class="o">.</span><span class="n">send</span><span class="p">(</span><span class="n">Message</span><span class="p">(</span><span class="nb">id</span><span class="o">=</span><span class="nb">id</span><span class="p">,</span> <span class="n">durable</span><span class="o">=</span><span class="bp">True</span><span class="p">,</span> <span class="n">body</span><span class="o">=</span><span class="n">record</span><span class="p">[</span><span class="s">'description'</span><span class="p">]),</span> <span class="n">tag</span><span class="o">=</span><span class="nb">str</span><span class="p">(</span><span class="nb">id</span><span class="p">))</span> + <span class="bp">self</span><span class="o">.</span><span class="n">sent</span> <span class="o">+=</span> <span class="mi">1</span> + <span class="k">print</span> <span class="s">"sent message </span><span class="si">%s</span><span class="s">"</span> <span class="o">%</span> <span class="nb">id</span> + <span class="bp">self</span><span class="o">.</span><span class="n">request_records</span><span class="p">()</span> + + <span class="k">def</span> <span class="nf">on_settled</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">event</span><span class="p">):</span> + <span class="nb">id</span> <span class="o">=</span> <span class="nb">int</span><span class="p">(</span><span class="n">event</span><span class="o">.</span><span class="n">delivery</span><span class="o">.</span><span class="n">tag</span><span class="p">)</span> + <span class="bp">self</span><span class="o">.</span><span class="n">db</span><span class="o">.</span><span class="n">delete</span><span class="p">(</span><span class="nb">id</span><span class="p">)</span> + <span class="k">print</span> <span class="s">"settled message </span><span class="si">%s</span><span class="s">"</span> <span class="o">%</span> <span class="nb">id</span> + <span class="bp">self</span><span class="o">.</span><span class="n">confirmed</span> <span class="o">+=</span> <span class="mi">1</span> + <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">confirmed</span> <span class="o">==</span> <span class="bp">self</span><span class="o">.</span><span class="n">target</span><span class="p">:</span> + <span class="n">event</span><span class="o">.</span><span class="n">connection</span><span class="o">.</span><span class="n">close</span><span class="p">()</span> + <span class="bp">self</span><span class="o">.</span><span class="n">db</span><span class="o">.</span><span class="n">close</span><span class="p">()</span> + + <span class="k">def</span> <span class="nf">on_disconnected</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">event</span><span class="p">):</span> + <span class="bp">self</span><span class="o">.</span><span class="n">db</span><span class="o">.</span><span class="n">reset</span><span class="p">()</span> + <span class="bp">self</span><span class="o">.</span><span class="n">sent</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">confirmed</span> + + <span class="k">def</span> <span class="nf">on_timer_task</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">event</span><span class="p">):</span> + <span class="k">print</span> <span class="s">"Rechecking for data..."</span> + <span class="bp">self</span><span class="o">.</span><span class="n">request_records</span><span class="p">()</span> + +<span class="n">parser</span> <span class="o">=</span> <span class="n">optparse</span><span class="o">.</span><span class="n">OptionParser</span><span class="p">(</span><span class="n">usage</span><span class="o">=</span><span class="s">"usage: %prog [options]"</span><span class="p">,</span> + <span class="n">description</span><span class="o">=</span><span class="s">"Send messages to the supplied address."</span><span class="p">)</span> +<span class="n">parser</span><span class="o">.</span><span class="n">add_option</span><span class="p">(</span><span class="s">"-a"</span><span class="p">,</span> <span class="s">"--address"</span><span class="p">,</span> <span class="n">default</span><span class="o">=</span><span class="s">"localhost:5672/examples"</span><span class="p">,</span> + <span class="n">help</span><span class="o">=</span><span class="s">"address to which messages are sent (default </span><span class="si">%d</span><span class="s">efault)"</span><span class="p">)</span> +<span class="n">parser</span><span class="o">.</span><span class="n">add_option</span><span class="p">(</span><span class="s">"-m"</span><span class="p">,</span> <span class="s">"--messages"</span><span class="p">,</span> <span class="nb">type</span><span class="o">=</span><span class="s">"int"</span><span class="p">,</span> <span class="n">default</span><span class="o">=</span><span class="mi">0</span><span class="p">,</span> + <span class="n">help</span><span class="o">=</span><span class="s">"number of messages to send; 0 sends indefinitely (default </span><span class="si">%d</span><span class="s">efault)"</span><span class="p">)</span> +<span class="n">opts</span><span class="p">,</span> <span class="n">args</span> <span class="o">=</span> <span class="n">parser</span><span class="o">.</span><span class="n">parse_args</span><span class="p">()</span> + +<span class="k">try</span><span class="p">:</span> + <span class="n">Container</span><span class="p">(</span><span class="n">Send</span><span class="p">(</span><span class="n">opts</span><span class="o">.</span><span class="n">address</span><span class="p">,</span> <span class="n">opts</span><span class="o">.</span><span class="n">messages</span><span class="p">))</span><span class="o">.</span><span class="n">run</span><span class="p">()</span> +<span class="k">except</span> <span class="ne">KeyboardInterrupt</span><span class="p">:</span> <span class="k">pass</span> +</pre></div> + + + <hr/> + + <ul id="-apache-navigation"> + 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