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20.1
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<h1>Source code for awips.dataaccess.CombinedTimeQuery</h1><div class="highlight"><pre>
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<span></span><span class="c1"># #</span>
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<span class="c1"># This software was developed and / or modified by Raytheon Company,</span>
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<span class="c1"># pursuant to Contract DG133W-05-CQ-1067 with the US Government.</span>
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<span class="c1"># </span>
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<span class="c1"># U.S. EXPORT CONTROLLED TECHNICAL DATA</span>
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<span class="c1"># This software product contains export-restricted data whose</span>
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<span class="c1"># export/transfer/disclosure is restricted by U.S. law. Dissemination</span>
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<span class="c1"># to non-U.S. persons whether in the United States or abroad requires</span>
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<span class="c1"># an export license or other authorization.</span>
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<span class="c1"># </span>
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<span class="c1"># Contractor Name: Raytheon Company</span>
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<span class="c1"># Contractor Address: 6825 Pine Street, Suite 340</span>
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<span class="c1"># Mail Stop B8</span>
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<span class="c1"># Omaha, NE 68106</span>
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<span class="c1"># 402.291.0100</span>
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<span class="c1"># </span>
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<span class="c1"># See the AWIPS II Master Rights File ("Master Rights File.pdf") for</span>
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<span class="c1"># further licensing information.</span>
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<span class="c1"># #</span>
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<span class="c1">#</span>
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<span class="c1"># Method for performing a DAF time query where all parameter/level/location</span>
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<span class="c1"># combinations must be available at the same time.</span>
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<span class="c1">#</span>
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<span class="c1"># </span>
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<span class="c1"># </span>
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<span class="c1"># SOFTWARE HISTORY</span>
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<span class="c1"># </span>
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<span class="c1"># Date Ticket# Engineer Description</span>
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<span class="c1"># ------------ ---------- ----------- --------------------------</span>
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<span class="c1"># 06/22/16 #5591 bsteffen Initial Creation.</span>
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<span class="c1">#</span>
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<span class="kn">from</span> <span class="nn">awips.dataaccess</span> <span class="kn">import</span> <span class="n">DataAccessLayer</span>
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<div class="viewcode-block" id="getAvailableTimes"><a class="viewcode-back" href="../../../api/CombinedTimeQuery.html#awips.dataaccess.CombinedTimeQuery.getAvailableTimes">[docs]</a><span class="k">def</span> <span class="nf">getAvailableTimes</span><span class="p">(</span><span class="n">request</span><span class="p">,</span> <span class="n">refTimeOnly</span><span class="o">=</span><span class="kc">False</span><span class="p">):</span>
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<span class="k">return</span> <span class="n">__getAvailableTimesForEachParameter</span><span class="p">(</span><span class="n">request</span><span class="p">,</span> <span class="n">refTimeOnly</span><span class="p">)</span></div>
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<span class="k">def</span> <span class="nf">__getAvailableTimesForEachParameter</span><span class="p">(</span><span class="n">request</span><span class="p">,</span> <span class="n">refTimeOnly</span><span class="o">=</span><span class="kc">False</span><span class="p">):</span>
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<span class="n">parameters</span> <span class="o">=</span> <span class="n">request</span><span class="o">.</span><span class="n">getParameters</span><span class="p">()</span>
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<span class="k">if</span> <span class="n">parameters</span><span class="p">:</span>
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<span class="n">times</span> <span class="o">=</span> <span class="kc">None</span>
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<span class="k">for</span> <span class="n">parameter</span> <span class="ow">in</span> <span class="n">parameters</span><span class="p">:</span>
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<span class="n">specificRequest</span> <span class="o">=</span> <span class="n">__cloneRequest</span><span class="p">(</span><span class="n">request</span><span class="p">)</span>
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<span class="n">specificRequest</span><span class="o">.</span><span class="n">setParameters</span><span class="p">(</span><span class="n">parameter</span><span class="p">)</span>
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<span class="n">specificTimes</span> <span class="o">=</span> <span class="n">__getAvailableTimesForEachLevel</span><span class="p">(</span><span class="n">specificRequest</span><span class="p">,</span> <span class="n">refTimeOnly</span><span class="p">)</span>
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<span class="k">if</span> <span class="n">times</span> <span class="ow">is</span> <span class="kc">None</span><span class="p">:</span>
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<span class="n">times</span> <span class="o">=</span> <span class="n">specificTimes</span>
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<span class="k">else</span><span class="p">:</span>
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<span class="n">times</span><span class="o">.</span><span class="n">intersection_update</span><span class="p">(</span><span class="n">specificTimes</span><span class="p">)</span>
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<span class="k">if</span> <span class="ow">not</span> <span class="n">times</span><span class="p">:</span>
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<span class="k">break</span>
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<span class="k">return</span> <span class="n">times</span>
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<span class="k">else</span><span class="p">:</span>
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<span class="k">return</span> <span class="n">__getAvailableTimesForEachLevel</span><span class="p">(</span><span class="n">request</span><span class="p">,</span> <span class="n">refTimeOnly</span><span class="p">)</span>
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<span class="k">def</span> <span class="nf">__getAvailableTimesForEachLevel</span><span class="p">(</span><span class="n">request</span><span class="p">,</span> <span class="n">refTimeOnly</span><span class="o">=</span><span class="kc">False</span><span class="p">):</span>
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<span class="n">levels</span> <span class="o">=</span> <span class="n">request</span><span class="o">.</span><span class="n">getLevels</span><span class="p">()</span>
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<span class="k">if</span> <span class="n">levels</span><span class="p">:</span>
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<span class="n">times</span> <span class="o">=</span> <span class="kc">None</span>
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<span class="k">for</span> <span class="n">level</span> <span class="ow">in</span> <span class="n">levels</span><span class="p">:</span>
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<span class="n">specificRequest</span> <span class="o">=</span> <span class="n">__cloneRequest</span><span class="p">(</span><span class="n">request</span><span class="p">)</span>
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<span class="n">specificRequest</span><span class="o">.</span><span class="n">setLevels</span><span class="p">(</span><span class="n">level</span><span class="p">)</span>
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<span class="n">specificTimes</span> <span class="o">=</span> <span class="n">__getAvailableTimesForEachLocation</span><span class="p">(</span><span class="n">specificRequest</span><span class="p">,</span> <span class="n">refTimeOnly</span><span class="p">)</span>
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<span class="k">if</span> <span class="n">times</span> <span class="ow">is</span> <span class="kc">None</span><span class="p">:</span>
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<span class="n">times</span> <span class="o">=</span> <span class="n">specificTimes</span>
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<span class="k">else</span><span class="p">:</span>
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<span class="n">times</span><span class="o">.</span><span class="n">intersection_update</span><span class="p">(</span><span class="n">specificTimes</span><span class="p">)</span>
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<span class="k">if</span> <span class="ow">not</span> <span class="n">times</span><span class="p">:</span>
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<span class="k">break</span>
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<span class="k">return</span> <span class="n">times</span>
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<span class="k">else</span><span class="p">:</span>
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<span class="k">return</span> <span class="n">__getAvailableTimesForEachLocation</span><span class="p">(</span><span class="n">request</span><span class="p">,</span> <span class="n">refTimeOnly</span><span class="p">)</span>
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<span class="k">def</span> <span class="nf">__getAvailableTimesForEachLocation</span><span class="p">(</span><span class="n">request</span><span class="p">,</span> <span class="n">refTimeOnly</span><span class="o">=</span><span class="kc">False</span><span class="p">):</span>
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<span class="n">locations</span> <span class="o">=</span> <span class="n">request</span><span class="o">.</span><span class="n">getLocationNames</span><span class="p">()</span>
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<span class="k">if</span> <span class="n">locations</span><span class="p">:</span>
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<span class="n">times</span> <span class="o">=</span> <span class="kc">None</span>
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<span class="k">for</span> <span class="n">location</span> <span class="ow">in</span> <span class="n">locations</span><span class="p">:</span>
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<span class="n">specificRequest</span> <span class="o">=</span> <span class="n">__cloneRequest</span><span class="p">(</span><span class="n">request</span><span class="p">)</span>
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<span class="n">specificRequest</span><span class="o">.</span><span class="n">setLocationNames</span><span class="p">(</span><span class="n">location</span><span class="p">)</span>
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<span class="n">specificTimes</span> <span class="o">=</span> <span class="n">DataAccessLayer</span><span class="o">.</span><span class="n">getAvailableTimes</span><span class="p">(</span><span class="n">specificRequest</span><span class="p">,</span> <span class="n">refTimeOnly</span><span class="p">)</span>
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<span class="k">if</span> <span class="n">times</span> <span class="ow">is</span> <span class="kc">None</span><span class="p">:</span>
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<span class="n">times</span> <span class="o">=</span> <span class="nb">set</span><span class="p">(</span><span class="n">specificTimes</span><span class="p">)</span>
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<span class="k">else</span><span class="p">:</span>
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<span class="n">times</span><span class="o">.</span><span class="n">intersection_update</span><span class="p">(</span><span class="n">specificTimes</span><span class="p">)</span>
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<span class="k">if</span> <span class="ow">not</span> <span class="n">times</span><span class="p">:</span>
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<span class="k">break</span>
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<span class="k">return</span> <span class="n">times</span>
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<span class="k">else</span><span class="p">:</span>
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<span class="k">return</span> <span class="n">DataAccessLayer</span><span class="o">.</span><span class="n">getAvailableTimes</span><span class="p">(</span><span class="n">request</span><span class="p">,</span> <span class="n">refTimeOnly</span><span class="p">)</span>
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<span class="k">def</span> <span class="nf">__cloneRequest</span><span class="p">(</span><span class="n">request</span><span class="p">):</span>
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<span class="k">return</span> <span class="n">DataAccessLayer</span><span class="o">.</span><span class="n">newDataRequest</span><span class="p">(</span><span class="n">datatype</span> <span class="o">=</span> <span class="n">request</span><span class="o">.</span><span class="n">getDatatype</span><span class="p">(),</span>
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<span class="n">parameters</span> <span class="o">=</span> <span class="n">request</span><span class="o">.</span><span class="n">getParameters</span><span class="p">(),</span>
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<span class="n">levels</span> <span class="o">=</span> <span class="n">request</span><span class="o">.</span><span class="n">getLevels</span><span class="p">(),</span>
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<span class="n">locationNames</span> <span class="o">=</span> <span class="n">request</span><span class="o">.</span><span class="n">getLocationNames</span><span class="p">(),</span>
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<span class="n">envelope</span> <span class="o">=</span> <span class="n">request</span><span class="o">.</span><span class="n">getEnvelope</span><span class="p">(),</span>
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<span class="o">**</span><span class="n">request</span><span class="o">.</span><span class="n">getIdentifiers</span><span class="p">())</span>
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