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| <li class="navelem"><a class="el" href="dir_bc45e258c7269dbde5716543a4c54103.html">hll</a></li><li class="navelem"><a class="el" href="dir_aa059cbaaa7f4410839cee554e9ff9ba.html">include</a></li> </ul> |
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| <div class="title">HllSketchImplFactory.hpp</div> </div> |
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| <div class="contents"> |
| <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> |
| <div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment"> *</span></div> |
| <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> |
| <div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment"> *</span></div> |
| <div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment"> * Unless required by applicable law or agreed to in writing,</span></div> |
| <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> |
| <div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment"> * specific language governing permissions and limitations</span></div> |
| <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 _HLLSKETCHIMPLFACTORY_HPP_</span></div> |
| <div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="preprocessor">#define _HLLSKETCHIMPLFACTORY_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 <stdexcept></span></div> |
| <div class="line"><a name="l00024"></a><span class="lineno"> 24</span>  </div> |
| <div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="preprocessor">#include "HllUtil.hpp"</span></div> |
| <div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="preprocessor">#include "HllSketchImpl.hpp"</span></div> |
| <div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="preprocessor">#include "CouponList.hpp"</span></div> |
| <div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="preprocessor">#include "CouponHashSet.hpp"</span></div> |
| <div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="preprocessor">#include "HllArray.hpp"</span></div> |
| <div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="preprocessor">#include "Hll4Array.hpp"</span></div> |
| <div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="preprocessor">#include "Hll6Array.hpp"</span></div> |
| <div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="preprocessor">#include "Hll8Array.hpp"</span></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="keyword">namespace </span><a class="code" href="namespacedatasketches.html">datasketches</a> {</div> |
| <div class="line"><a name="l00035"></a><span class="lineno"> 35</span>  </div> |
| <div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="keyword">template</span><<span class="keyword">typename</span> A></div> |
| <div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="keyword">class </span>HllSketchImplFactory final {</div> |
| <div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="keyword">public</span>:</div> |
| <div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  <span class="keyword">static</span> HllSketchImpl<A>* deserialize(std::istream& os, <span class="keyword">const</span> A& allocator);</div> |
| <div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  <span class="keyword">static</span> HllSketchImpl<A>* deserialize(<span class="keyword">const</span> <span class="keywordtype">void</span>* bytes, <span class="keywordtype">size_t</span> len, <span class="keyword">const</span> A& allocator);</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>  <span class="keyword">static</span> CouponHashSet<A>* promoteListToSet(<span class="keyword">const</span> CouponList<A>& list);</div> |
| <div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  <span class="keyword">static</span> HllArray<A>* promoteListOrSetToHll(<span class="keyword">const</span> CouponList<A>& list);</div> |
| <div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  <span class="keyword">static</span> HllArray<A>* newHll(uint8_t lgConfigK, <a class="code" href="namespacedatasketches.html#a76c1ad9235877691984d49415bb263e4">target_hll_type</a> tgtHllType, <span class="keywordtype">bool</span> startFullSize, <span class="keyword">const</span> A& allocator);</div> |
| <div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  </div> |
| <div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  <span class="comment">// resets the input impl, deleting the input pointer and returning a new pointer</span></div> |
| <div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  <span class="keyword">static</span> HllSketchImpl<A>* reset(HllSketchImpl<A>* impl, <span class="keywordtype">bool</span> startFullSize);</div> |
| <div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  </div> |
| <div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  <span class="keyword">static</span> Hll4Array<A>* convertToHll4(<span class="keyword">const</span> HllArray<A>& srcHllArr);</div> |
| <div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  <span class="keyword">static</span> Hll6Array<A>* convertToHll6(<span class="keyword">const</span> HllArray<A>& srcHllArr);</div> |
| <div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  <span class="keyword">static</span> Hll8Array<A>* convertToHll8(<span class="keyword">const</span> HllArray<A>& srcHllArr);</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>  </div> |
| <div class="line"><a name="l00054"></a><span class="lineno"> 54</span> <span class="keyword">template</span><<span class="keyword">typename</span> A></div> |
| <div class="line"><a name="l00055"></a><span class="lineno"> 55</span> CouponHashSet<A>* HllSketchImplFactory<A>::promoteListToSet(<span class="keyword">const</span> CouponList<A>& list) {</div> |
| <div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  <span class="keyword">using</span> ChsAlloc = <span class="keyword">typename</span> std::allocator_traits<A>::template rebind_alloc<CouponHashSet<A>>;</div> |
| <div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  CouponHashSet<A>* chSet = <span class="keyword">new</span> (ChsAlloc(list.getAllocator()).allocate(1)) CouponHashSet<A>(list.getLgConfigK(), list.getTgtHllType(), list.getAllocator());</div> |
| <div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keyword">auto</span> coupon: list) {</div> |
| <div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  chSet->couponUpdate(coupon);</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="keywordflow">return</span> chSet;</div> |
| <div class="line"><a name="l00062"></a><span class="lineno"> 62</span> }</div> |
| <div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  </div> |
| <div class="line"><a name="l00064"></a><span class="lineno"> 64</span> <span class="keyword">template</span><<span class="keyword">typename</span> A></div> |
| <div class="line"><a name="l00065"></a><span class="lineno"> 65</span> HllArray<A>* HllSketchImplFactory<A>::promoteListOrSetToHll(<span class="keyword">const</span> CouponList<A>& src) {</div> |
| <div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  HllArray<A>* tgtHllArr = HllSketchImplFactory<A>::newHll(src.getLgConfigK(), src.getTgtHllType(), <span class="keyword">false</span>, src.getAllocator());</div> |
| <div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  tgtHllArr->putKxQ0(1 << src.getLgConfigK());</div> |
| <div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keyword">auto</span> coupon: src) {</div> |
| <div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  tgtHllArr->couponUpdate(coupon);</div> |
| <div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  }</div> |
| <div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  tgtHllArr->putHipAccum(src.getEstimate());</div> |
| <div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  tgtHllArr->putOutOfOrderFlag(<span class="keyword">false</span>);</div> |
| <div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  <span class="keywordflow">return</span> tgtHllArr;</div> |
| <div class="line"><a name="l00074"></a><span class="lineno"> 74</span> }</div> |
| <div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  </div> |
| <div class="line"><a name="l00076"></a><span class="lineno"> 76</span> <span class="keyword">template</span><<span class="keyword">typename</span> A></div> |
| <div class="line"><a name="l00077"></a><span class="lineno"> 77</span> HllSketchImpl<A>* HllSketchImplFactory<A>::deserialize(std::istream& is, <span class="keyword">const</span> A& allocator) {</div> |
| <div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  <span class="comment">// we'll hand off the sketch based on PreInts so we don't need</span></div> |
| <div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  <span class="comment">// to move the stream pointer back and forth -- perhaps somewhat fragile?</span></div> |
| <div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  <span class="keyword">const</span> uint8_t preInts = <span class="keyword">static_cast<</span>uint8_t<span class="keyword">></span>(is.peek());</div> |
| <div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  <span class="keywordflow">if</span> (preInts == hll_constants::HLL_PREINTS) {</div> |
| <div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  <span class="keywordflow">return</span> HllArray<A>::newHll(is, allocator);</div> |
| <div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (preInts == hll_constants::HASH_SET_PREINTS) {</div> |
| <div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  <span class="keywordflow">return</span> CouponHashSet<A>::newSet(is, allocator);</div> |
| <div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (preInts == hll_constants::LIST_PREINTS) {</div> |
| <div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  <span class="keywordflow">return</span> CouponList<A>::newList(is, allocator);</div> |
| <div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  } <span class="keywordflow">else</span> {</div> |
| <div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  <span class="keywordflow">throw</span> std::invalid_argument(<span class="stringliteral">"Attempt to deserialize unknown object type"</span>);</div> |
| <div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  }</div> |
| <div class="line"><a name="l00090"></a><span class="lineno"> 90</span> }</div> |
| <div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  </div> |
| <div class="line"><a name="l00092"></a><span class="lineno"> 92</span> <span class="keyword">template</span><<span class="keyword">typename</span> A></div> |
| <div class="line"><a name="l00093"></a><span class="lineno"> 93</span> HllSketchImpl<A>* HllSketchImplFactory<A>::deserialize(<span class="keyword">const</span> <span class="keywordtype">void</span>* bytes, <span class="keywordtype">size_t</span> len, <span class="keyword">const</span> A& allocator) {</div> |
| <div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  <span class="comment">// read current mode directly</span></div> |
| <div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  <span class="keyword">const</span> uint8_t preInts = <span class="keyword">static_cast<</span><span class="keyword">const </span>uint8_t*<span class="keyword">></span>(bytes)[0];</div> |
| <div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  <span class="keywordflow">if</span> (preInts == hll_constants::HLL_PREINTS) {</div> |
| <div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  <span class="keywordflow">return</span> HllArray<A>::newHll(bytes, len, allocator);</div> |
| <div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (preInts == hll_constants::HASH_SET_PREINTS) {</div> |
| <div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  <span class="keywordflow">return</span> CouponHashSet<A>::newSet(bytes, len, allocator);</div> |
| <div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (preInts == hll_constants::LIST_PREINTS) {</div> |
| <div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  <span class="keywordflow">return</span> CouponList<A>::newList(bytes, len, allocator);</div> |
| <div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  } <span class="keywordflow">else</span> {</div> |
| <div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  <span class="keywordflow">throw</span> std::invalid_argument(<span class="stringliteral">"Attempt to deserialize unknown object type"</span>);</div> |
| <div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  }</div> |
| <div class="line"><a name="l00105"></a><span class="lineno"> 105</span> }</div> |
| <div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  </div> |
| <div class="line"><a name="l00107"></a><span class="lineno"> 107</span> <span class="keyword">template</span><<span class="keyword">typename</span> A></div> |
| <div class="line"><a name="l00108"></a><span class="lineno"> 108</span> HllArray<A>* HllSketchImplFactory<A>::newHll(uint8_t lgConfigK, <a class="code" href="namespacedatasketches.html#a76c1ad9235877691984d49415bb263e4">target_hll_type</a> tgtHllType, <span class="keywordtype">bool</span> startFullSize, <span class="keyword">const</span> A& allocator) {</div> |
| <div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  <span class="keywordflow">switch</span> (tgtHllType) {</div> |
| <div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  <span class="keywordflow">case</span> <a class="code" href="namespacedatasketches.html#a76c1ad9235877691984d49415bb263e4a3a5efa79623d3e2ab53f27ef53237c7f">HLL_8</a>:</div> |
| <div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  <span class="keyword">using</span> Hll8Alloc = <span class="keyword">typename</span> std::allocator_traits<A>::template rebind_alloc<Hll8Array<A>>;</div> |
| <div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  <span class="keywordflow">return</span> <span class="keyword">new</span> (Hll8Alloc(allocator).allocate(1)) Hll8Array<A>(lgConfigK, startFullSize, allocator);</div> |
| <div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  <span class="keywordflow">case</span> <a class="code" href="namespacedatasketches.html#a76c1ad9235877691984d49415bb263e4a0a2179d612c2ce6887e96279f25d7a77">HLL_6</a>:</div> |
| <div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  <span class="keyword">using</span> Hll6Alloc = <span class="keyword">typename</span> std::allocator_traits<A>::template rebind_alloc<Hll6Array<A>>;</div> |
| <div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  <span class="keywordflow">return</span> <span class="keyword">new</span> (Hll6Alloc(allocator).allocate(1)) Hll6Array<A>(lgConfigK, startFullSize, allocator);</div> |
| <div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  <span class="keywordflow">case</span> <a class="code" href="namespacedatasketches.html#a76c1ad9235877691984d49415bb263e4aebdac6704039b95d8b82629cda14b1b9">HLL_4</a>:</div> |
| <div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  <span class="keyword">using</span> Hll4Alloc = <span class="keyword">typename</span> std::allocator_traits<A>::template rebind_alloc<Hll4Array<A>>;</div> |
| <div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  <span class="keywordflow">return</span> <span class="keyword">new</span> (Hll4Alloc(allocator).allocate(1)) Hll4Array<A>(lgConfigK, startFullSize, allocator);</div> |
| <div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  }</div> |
| <div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  <span class="keywordflow">throw</span> std::logic_error(<span class="stringliteral">"Invalid target_hll_type"</span>);</div> |
| <div class="line"><a name="l00121"></a><span class="lineno"> 121</span> }</div> |
| <div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  </div> |
| <div class="line"><a name="l00123"></a><span class="lineno"> 123</span> <span class="keyword">template</span><<span class="keyword">typename</span> A></div> |
| <div class="line"><a name="l00124"></a><span class="lineno"> 124</span> HllSketchImpl<A>* HllSketchImplFactory<A>::reset(HllSketchImpl<A>* impl, <span class="keywordtype">bool</span> startFullSize) {</div> |
| <div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  <span class="keywordflow">if</span> (startFullSize) {</div> |
| <div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  HllArray<A>* hll = newHll(impl->getLgConfigK(), impl->getTgtHllType(), startFullSize, impl->getAllocator());</div> |
| <div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  impl->get_deleter()(impl);</div> |
| <div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  <span class="keywordflow">return</span> hll;</div> |
| <div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  } <span class="keywordflow">else</span> {</div> |
| <div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  <span class="keyword">using</span> ClAlloc = <span class="keyword">typename</span> std::allocator_traits<A>::template rebind_alloc<CouponList<A>>;</div> |
| <div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  CouponList<A>* cl = <span class="keyword">new</span> (ClAlloc(impl->getAllocator()).allocate(1)) CouponList<A>(impl->getLgConfigK(), impl->getTgtHllType(), hll_mode::LIST, impl->getAllocator());</div> |
| <div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  impl->get_deleter()(impl);</div> |
| <div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  <span class="keywordflow">return</span> cl;</div> |
| <div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  }</div> |
| <div class="line"><a name="l00135"></a><span class="lineno"> 135</span> }</div> |
| <div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  </div> |
| <div class="line"><a name="l00137"></a><span class="lineno"> 137</span> <span class="keyword">template</span><<span class="keyword">typename</span> A></div> |
| <div class="line"><a name="l00138"></a><span class="lineno"> 138</span> Hll4Array<A>* HllSketchImplFactory<A>::convertToHll4(<span class="keyword">const</span> HllArray<A>& srcHllArr) {</div> |
| <div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  <span class="keyword">using</span> Hll4Alloc = <span class="keyword">typename</span> std::allocator_traits<A>::template rebind_alloc<Hll4Array<A>>;</div> |
| <div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  <span class="keywordflow">return</span> <span class="keyword">new</span> (Hll4Alloc(srcHllArr.getAllocator()).allocate(1)) Hll4Array<A>(srcHllArr);</div> |
| <div class="line"><a name="l00141"></a><span class="lineno"> 141</span> }</div> |
| <div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  </div> |
| <div class="line"><a name="l00143"></a><span class="lineno"> 143</span> <span class="keyword">template</span><<span class="keyword">typename</span> A></div> |
| <div class="line"><a name="l00144"></a><span class="lineno"> 144</span> Hll6Array<A>* HllSketchImplFactory<A>::convertToHll6(<span class="keyword">const</span> HllArray<A>& srcHllArr) {</div> |
| <div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  <span class="keyword">using</span> Hll6Alloc = <span class="keyword">typename</span> std::allocator_traits<A>::template rebind_alloc<Hll6Array<A>>;</div> |
| <div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  <span class="keywordflow">return</span> <span class="keyword">new</span> (Hll6Alloc(srcHllArr.getAllocator()).allocate(1)) Hll6Array<A>(srcHllArr);</div> |
| <div class="line"><a name="l00147"></a><span class="lineno"> 147</span> }</div> |
| <div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  </div> |
| <div class="line"><a name="l00149"></a><span class="lineno"> 149</span> <span class="keyword">template</span><<span class="keyword">typename</span> A></div> |
| <div class="line"><a name="l00150"></a><span class="lineno"> 150</span> Hll8Array<A>* HllSketchImplFactory<A>::convertToHll8(<span class="keyword">const</span> HllArray<A>& srcHllArr) {</div> |
| <div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  <span class="keyword">using</span> Hll8Alloc = <span class="keyword">typename</span> std::allocator_traits<A>::template rebind_alloc<Hll8Array<A>>;</div> |
| <div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  <span class="keywordflow">return</span> <span class="keyword">new</span> (Hll8Alloc(srcHllArr.getAllocator()).allocate(1)) Hll8Array<A>(srcHllArr);</div> |
| <div class="line"><a name="l00153"></a><span class="lineno"> 153</span> }</div> |
| <div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  </div> |
| <div class="line"><a name="l00155"></a><span class="lineno"> 155</span> }</div> |
| <div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  </div> |
| <div class="line"><a name="l00157"></a><span class="lineno"> 157</span> <span class="preprocessor">#endif </span><span class="comment">/* _HLLSKETCHIMPLFACTORY_HPP_ */</span><span class="preprocessor"></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> |
| <div class="ttc" id="anamespacedatasketches_html_a76c1ad9235877691984d49415bb263e4"><div class="ttname"><a href="namespacedatasketches.html#a76c1ad9235877691984d49415bb263e4">datasketches::target_hll_type</a></div><div class="ttdeci">target_hll_type</div><div class="ttdoc">Specifies the target type of HLL sketch to be created.</div><div class="ttdef"><b>Definition:</b> hll.hpp:72</div></div> |
| <div class="ttc" id="anamespacedatasketches_html_a76c1ad9235877691984d49415bb263e4a0a2179d612c2ce6887e96279f25d7a77"><div class="ttname"><a href="namespacedatasketches.html#a76c1ad9235877691984d49415bb263e4a0a2179d612c2ce6887e96279f25d7a77">datasketches::HLL_6</a></div><div class="ttdeci">@ HLL_6</div><div class="ttdoc">6 bits per entry (fixed size)</div><div class="ttdef"><b>Definition:</b> hll.hpp:74</div></div> |
| <div class="ttc" id="anamespacedatasketches_html_a76c1ad9235877691984d49415bb263e4a3a5efa79623d3e2ab53f27ef53237c7f"><div class="ttname"><a href="namespacedatasketches.html#a76c1ad9235877691984d49415bb263e4a3a5efa79623d3e2ab53f27ef53237c7f">datasketches::HLL_8</a></div><div class="ttdeci">@ HLL_8</div><div class="ttdoc">8 bits per entry (fastest, fixed size)</div><div class="ttdef"><b>Definition:</b> hll.hpp:75</div></div> |
| <div class="ttc" id="anamespacedatasketches_html_a76c1ad9235877691984d49415bb263e4aebdac6704039b95d8b82629cda14b1b9"><div class="ttname"><a href="namespacedatasketches.html#a76c1ad9235877691984d49415bb263e4aebdac6704039b95d8b82629cda14b1b9">datasketches::HLL_4</a></div><div class="ttdeci">@ HLL_4</div><div class="ttdoc">4 bits per entry (most compact, size may vary)</div><div class="ttdef"><b>Definition:</b> hll.hpp:73</div></div> |
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