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| <div class="title">conditional_back_inserter.hpp</div> </div> |
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| <div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">/*</span></div> |
| <div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment"> * Licensed to the Apache Software Foundation (ASF) under one</span></div> |
| <div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment"> * or more contributor license agreements. See the NOTICE file</span></div> |
| <div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment"> * distributed with this work for additional information</span></div> |
| <div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment"> * regarding copyright ownership. The ASF licenses this file</span></div> |
| <div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment"> * to you under the Apache License, Version 2.0 (the</span></div> |
| <div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"> * "License"); you may not use this file except in compliance</span></div> |
| <div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment"> * with the License. You may obtain a copy of the License at</span></div> |
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| <div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment"> * http://www.apache.org/licenses/LICENSE-2.0</span></div> |
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| <div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment"> * software distributed under the License is distributed on an</span></div> |
| <div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment"> * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY</span></div> |
| <div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment"> * KIND, either express or implied. See the License for the</span></div> |
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| <div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment"> * under the License.</span></div> |
| <div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="comment"> */</span></div> |
| <div class="line"><a name="l00019"></a><span class="lineno"> 19</span>  </div> |
| <div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="preprocessor">#ifndef CONDITIONAL_BACK_INSERTER_HPP_</span></div> |
| <div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="preprocessor">#define CONDITIONAL_BACK_INSERTER_HPP_</span></div> |
| <div class="line"><a name="l00022"></a><span class="lineno"> 22</span>  </div> |
| <div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="preprocessor">#include <iterator></span></div> |
| <div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="preprocessor">#include <functional></span></div> |
| <div class="line"><a name="l00025"></a><span class="lineno"> 25</span>  </div> |
| <div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="keyword">namespace </span><a class="code" href="namespacedatasketches.html">datasketches</a> {</div> |
| <div class="line"><a name="l00027"></a><span class="lineno"> 27</span>  </div> |
| <div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="keyword">template</span> <<span class="keyword">typename</span> Container, <span class="keyword">typename</span> Predicate></div> |
| <div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="keyword">class </span>conditional_back_insert_iterator: <span class="keyword">public</span> std::back_insert_iterator<Container> {</div> |
| <div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="keyword">public</span>:</div> |
| <div class="line"><a name="l00031"></a><span class="lineno"> 31</span>  <span class="keyword">template</span><<span class="keyword">typename</span> P></div> |
| <div class="line"><a name="l00032"></a><span class="lineno"> 32</span>  conditional_back_insert_iterator(Container& c, P&& p): std::back_insert_iterator<Container>(c), p(std::forward<P>(p)) {}</div> |
| <div class="line"><a name="l00033"></a><span class="lineno"> 33</span>  </div> |
| <div class="line"><a name="l00034"></a><span class="lineno"> 34</span>  <span class="comment">// MSVC seems to insist on having copy constructor and assignment</span></div> |
| <div class="line"><a name="l00035"></a><span class="lineno"> 35</span>  conditional_back_insert_iterator(<span class="keyword">const</span> conditional_back_insert_iterator& other):</div> |
| <div class="line"><a name="l00036"></a><span class="lineno"> 36</span>  std::back_insert_iterator<Container>(other), p(other.p) {}</div> |
| <div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  conditional_back_insert_iterator& operator=(<span class="keyword">const</span> conditional_back_insert_iterator& other) {</div> |
| <div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  std::back_insert_iterator<Container>::operator=(other);</div> |
| <div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  p = other.p;</div> |
| <div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div> |
| <div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  }</div> |
| <div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  </div> |
| <div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  conditional_back_insert_iterator& operator=(<span class="keyword">const</span> <span class="keyword">typename</span> Container::value_type& value) {</div> |
| <div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  <span class="keywordflow">if</span> (p(value)) std::back_insert_iterator<Container>::operator=(value);</div> |
| <div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div> |
| <div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  }</div> |
| <div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  </div> |
| <div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  conditional_back_insert_iterator& operator=(<span class="keyword">typename</span> Container::value_type&& value) {</div> |
| <div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  <span class="keywordflow">if</span> (p(value)) std::back_insert_iterator<Container>::operator=(std::move(value));</div> |
| <div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div> |
| <div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  }</div> |
| <div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  </div> |
| <div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  conditional_back_insert_iterator& operator*() { <span class="keywordflow">return</span> *<span class="keyword">this</span>; }</div> |
| <div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  conditional_back_insert_iterator& operator++() { <span class="keywordflow">return</span> *<span class="keyword">this</span>; }</div> |
| <div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  conditional_back_insert_iterator& operator++(<span class="keywordtype">int</span>) { <span class="keywordflow">return</span> *<span class="keyword">this</span>; }</div> |
| <div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  </div> |
| <div class="line"><a name="l00057"></a><span class="lineno"> 57</span> <span class="keyword">private</span>:</div> |
| <div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  Predicate p;</div> |
| <div class="line"><a name="l00059"></a><span class="lineno"> 59</span> };</div> |
| <div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  </div> |
| <div class="line"><a name="l00061"></a><span class="lineno"> 61</span> <span class="keyword">template</span><<span class="keyword">typename</span> Container, <span class="keyword">typename</span> Predicate></div> |
| <div class="line"><a name="l00062"></a><span class="lineno"> 62</span> conditional_back_insert_iterator<Container, Predicate> conditional_back_inserter(Container& c, Predicate&& p) {</div> |
| <div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  <span class="keywordflow">return</span> conditional_back_insert_iterator<Container, Predicate>(c, std::forward<Predicate>(p));</div> |
| <div class="line"><a name="l00064"></a><span class="lineno"> 64</span> }</div> |
| <div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  </div> |
| <div class="line"><a name="l00066"></a><span class="lineno"> 66</span> } <span class="comment">/* namespace datasketches */</span></div> |
| <div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  </div> |
| <div class="line"><a name="l00068"></a><span class="lineno"> 68</span> <span class="preprocessor">#endif</span></div> |
| <div class="ttc" id="anamespacedatasketches_html"><div class="ttname"><a href="namespacedatasketches.html">datasketches</a></div><div class="ttdoc">DataSketches namespace.</div><div class="ttdef"><b>Definition:</b> binomial_bounds.hpp:38</div></div> |
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