http://git-wip-us.apache.org/repos/asf/arrow-site/blob/4c7c2f1b/docs/cpp/helpers_8h_source.html
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diff --git a/docs/cpp/helpers_8h_source.html b/docs/cpp/helpers_8h_source.html
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--- a/docs/cpp/helpers_8h_source.html
+++ b/docs/cpp/helpers_8h_source.html
@@ -70,9 +70,9 @@ $(function() {
<div class="title">helpers.h</div> </div>
</div><!--header-->
<div class="contents">
-<a href="helpers_8h.html">Go to the documentation of this file.</a><div
class="fragment"><div class="line"><a name="l00001"></a><span class="lineno">
1</span> <span class="comment">// Licensed to the Apache Software
Foundation (ASF) under one</span></div><div class="line"><a
name="l00002"></a><span class="lineno"> 2</span> <span
class="comment">// or more contributor license agreements. See the NOTICE
file</span></div><div class="line"><a name="l00003"></a><span class="lineno">
3</span> <span class="comment">// distributed with this work for
additional information</span></div><div class="line"><a name="l00004"></a><span
class="lineno"> 4</span> <span class="comment">// regarding copyright
ownership. The ASF licenses this file</span></div><div class="line"><a
name="l00005"></a><span class="lineno"> 5</span> <span
class="comment">// to you under the Apache License, Version 2.0
(the</span></div><div class="line"><a name="l00006"></a><span class
="lineno"> 6</span> <span class="comment">// "License"); you
may not use this file except in compliance</span></div><div class="line"><a
name="l00007"></a><span class="lineno"> 7</span> <span
class="comment">// with the License. You may obtain a copy of the License
at</span></div><div class="line"><a name="l00008"></a><span class="lineno">
8</span> <span class="comment">//</span></div><div class="line"><a
name="l00009"></a><span class="lineno"> 9</span> <span
class="comment">//
http://www.apache.org/licenses/LICENSE-2.0</span></div><div class="line"><a
name="l00010"></a><span class="lineno"> 10</span> <span
class="comment">//</span></div><div class="line"><a name="l00011"></a><span
class="lineno"> 11</span> <span class="comment">// Unless required by
applicable law or agreed to in writing,</span></div><div class="line"><a
name="l00012"></a><span class="lineno"> 12</span> <span
class="comment">// software distributed u
nder the License is distributed on an</span></div><div class="line"><a
name="l00013"></a><span class="lineno"> 13</span> <span
class="comment">// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF
ANY</span></div><div class="line"><a name="l00014"></a><span class="lineno">
14</span> <span class="comment">// KIND, either express or implied. See
the License for the</span></div><div class="line"><a name="l00015"></a><span
class="lineno"> 15</span> <span class="comment">// specific language
governing permissions and limitations</span></div><div class="line"><a
name="l00016"></a><span class="lineno"> 16</span> <span
class="comment">// under the License.</span></div><div class="line"><a
name="l00017"></a><span class="lineno"> 17</span> </div><div
class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span
class="preprocessor">#ifndef PYARROW_HELPERS_H</span></div><div class="line"><a
name="l00019"></a><span class="lineno">
19</span> <span class="preprocessor">#define
PYARROW_HELPERS_H</span></div><div class="line"><a name="l00020"></a><span
class="lineno"> 20</span> </div><div class="line"><a
name="l00021"></a><span class="lineno"> 21</span> <span
class="preprocessor">#include "<a class="code"
href="platform_8h.html">arrow/python/platform.h</a>"</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
<memory></span></div><div class="line"><a name="l00024"></a><span
class="lineno"> 24</span> <span class="preprocessor">#include
<string></span></div><div class="line"><a name="l00025"></a><span
class="lineno"> 25</span> <span class="preprocessor">#include
<utility></span></div><div class="line"><a name="l00026"></a><span
class="lineno"> 26</span> </div><div class="line"><a name="l00027"
></a><span class="lineno"> 27</span> <span
>class="preprocessor">#include "<a class="code"
>href="type_8h.html">arrow/type.h</a>"</span></div><div class="line"><a
>name="l00028"></a><span class="lineno"> 28</span> <span
>class="preprocessor">#include "<a class="code"
>href="macros_8h.html">arrow/util/macros.h</a>"</span></div><div
>class="line"><a name="l00029"></a><span class="lineno">
>29</span> <span class="preprocessor">#include "<a class="code"
>href="visibility_8h.html">arrow/util/visibility.h</a>"</span></div><div
>class="line"><a name="l00030"></a><span class="lineno">
>30</span> </div><div class="line"><a name="l00031"></a><span
>class="lineno"> 31</span> <span class="keyword">namespace </span><a
>class="code" href="namespacearrow.html">arrow</a> {</div><div class="line"><a
>name="l00032"></a><span class="lineno"> 32</span> </div><div
>class="line"><a name="l00033"></a><span class="lineno">
>33</span> <span cla
ss="keyword">class </span>Decimal128;</div><div class="line"><a
name="l00034"></a><span class="lineno"> 34</span> </div><div
class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span
class="keyword">namespace </span>py {</div><div class="line"><a
name="l00036"></a><span class="lineno"> 36</span> </div><div
class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span
class="keyword">class </span>OwnedRef;</div><div class="line"><a
name="l00038"></a><span class="lineno"> 38</span> </div><div
class="line"><a name="l00039"></a><span class="lineno">
39</span> ARROW_EXPORT</div><div class="line"><a name="l00040"></a><span
class="lineno"> 40</span> std::shared_ptr<DataType> <a
class="code"
href="namespacearrow_1_1py.html#a8949b2e5469221ad1b1eaf8665b9610b">GetPrimitiveType</a>(<a
class="code"
href="structarrow_1_1_type.html#a00a041cb19a3be373da8eec7d4bf1f44">Type::type</a>
type);</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">namespace </span>internal {</div><div class="line"><a
name="l00043"></a><span class="lineno"> 43</span> </div><div
class="line"><a name="l00044"></a><span class="lineno"> 44</span> Status
ImportModule(<span class="keyword">const</span> std::string& module_name,
OwnedRef* ref);</div><div class="line"><a name="l00045"></a><span
class="lineno"> 45</span> Status ImportFromModule(<span
class="keyword">const</span> OwnedRef& module, <span
class="keyword">const</span> std::string& module_name,</div><div
class="line"><a name="l00046"></a><span class="lineno"> 46</span> 
OwnedRef* ref);</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> Status
PythonDecimalToStr
ing(PyObject* python_decimal, std::string* out);</div><div class="line"><a
name="l00049"></a><span class="lineno"> 49</span> </div><div
class="line"><a name="l00050"></a><span class="lineno"> 50</span> Status
InferDecimalPrecisionAndScale(PyObject* python_decimal,</div><div
class="line"><a name="l00051"></a><span class="lineno"> 51</span> 
int32_t* precision = <a class="code"
href="macros_8h.html#a3ef7eab8cd0e570b6586628cc9d5ccab">NULLPTR</a>,</div><div
class="line"><a name="l00052"></a><span class="lineno"> 52</span> 
int32_t* scale = <a class="code"
href="macros_8h.html#a3ef7eab8cd0e570b6586628cc9d5ccab">NULLPTR</a>);</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> PyObject* DecimalFromString(PyObject*
decimal_constructor,</div><div class="line"><a name="l00055"></a
><span class="lineno"> 55</span>  <span
>class="keyword">const</span> std::string& decimal_string);</div><div
>class="line"><a name="l00056"></a><span class="lineno">
>56</span> Status DecimalFromPythonDecimal(PyObject* python_decimal,
><span class="keyword">const</span> DecimalType& arrow_type,</div><div
>class="line"><a name="l00057"></a><span class="lineno"> 57</span> 
> Decimal128* out);</div><div class="line"><a
>name="l00058"></a><span class="lineno"> 58</span> <span
>class="keywordtype">bool</span> IsPyInteger(PyObject* obj);</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> } <span class="comment">// namespace
>internal</span></div><div class="line"><a name="l00061"></a><span
>class="lineno"> 61</span> } <span class="comment">// namespace
>py</span></div><div class="line
"><a name="l00062"></a><span class="lineno"> 62</span> } <span
class="comment">// namespace arrow</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="preprocessor">#endif // PYARROW_HELPERS_H</span></div><div class="ttc"
id="structarrow_1_1_type_html_a00a041cb19a3be373da8eec7d4bf1f44"><div
class="ttname"><a
href="structarrow_1_1_type.html#a00a041cb19a3be373da8eec7d4bf1f44">arrow::Type::type</a></div><div
class="ttdeci">type</div><div class="ttdef"><b>Definition:</b>
type.h:45</div></div>
-<div class="ttc" id="macros_8h_html_a3ef7eab8cd0e570b6586628cc9d5ccab"><div
class="ttname"><a
href="macros_8h.html#a3ef7eab8cd0e570b6586628cc9d5ccab">NULLPTR</a></div><div
class="ttdeci">#define NULLPTR</div><div class="ttdef"><b>Definition:</b>
macros.h:69</div></div>
+<a href="helpers_8h.html">Go to the documentation of this file.</a><div
class="fragment"><div class="line"><a name="l00001"></a><span class="lineno">
1</span> <span class="comment">// Licensed to the Apache Software
Foundation (ASF) under one</span></div><div class="line"><a
name="l00002"></a><span class="lineno"> 2</span> <span
class="comment">// or more contributor license agreements. See the NOTICE
file</span></div><div class="line"><a name="l00003"></a><span class="lineno">
3</span> <span class="comment">// distributed with this work for
additional information</span></div><div class="line"><a name="l00004"></a><span
class="lineno"> 4</span> <span class="comment">// regarding copyright
ownership. The ASF licenses this file</span></div><div class="line"><a
name="l00005"></a><span class="lineno"> 5</span> <span
class="comment">// to you under the Apache License, Version 2.0
(the</span></div><div class="line"><a name="l00006"></a><span class
="lineno"> 6</span> <span class="comment">// "License"); you
may not use this file except in compliance</span></div><div class="line"><a
name="l00007"></a><span class="lineno"> 7</span> <span
class="comment">// with the License. You may obtain a copy of the License
at</span></div><div class="line"><a name="l00008"></a><span class="lineno">
8</span> <span class="comment">//</span></div><div class="line"><a
name="l00009"></a><span class="lineno"> 9</span> <span
class="comment">//
http://www.apache.org/licenses/LICENSE-2.0</span></div><div class="line"><a
name="l00010"></a><span class="lineno"> 10</span> <span
class="comment">//</span></div><div class="line"><a name="l00011"></a><span
class="lineno"> 11</span> <span class="comment">// Unless required by
applicable law or agreed to in writing,</span></div><div class="line"><a
name="l00012"></a><span class="lineno"> 12</span> <span
class="comment">// software distributed u
nder the License is distributed on an</span></div><div class="line"><a
name="l00013"></a><span class="lineno"> 13</span> <span
class="comment">// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF
ANY</span></div><div class="line"><a name="l00014"></a><span class="lineno">
14</span> <span class="comment">// KIND, either express or implied. See
the License for the</span></div><div class="line"><a name="l00015"></a><span
class="lineno"> 15</span> <span class="comment">// specific language
governing permissions and limitations</span></div><div class="line"><a
name="l00016"></a><span class="lineno"> 16</span> <span
class="comment">// under the License.</span></div><div class="line"><a
name="l00017"></a><span class="lineno"> 17</span> </div><div
class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span
class="preprocessor">#ifndef PYARROW_HELPERS_H</span></div><div class="line"><a
name="l00019"></a><span class="lineno">
19</span> <span class="preprocessor">#define
PYARROW_HELPERS_H</span></div><div class="line"><a name="l00020"></a><span
class="lineno"> 20</span> </div><div class="line"><a
name="l00021"></a><span class="lineno"> 21</span> <span
class="preprocessor">#include "<a class="code"
href="platform_8h.html">arrow/python/platform.h</a>"</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
<memory></span></div><div class="line"><a name="l00024"></a><span
class="lineno"> 24</span> <span class="preprocessor">#include
<string></span></div><div class="line"><a name="l00025"></a><span
class="lineno"> 25</span> <span class="preprocessor">#include
<utility></span></div><div class="line"><a name="l00026"></a><span
class="lineno"> 26</span> </div><div class="line"><a name="l00027"
></a><span class="lineno"> 27</span> <span
>class="preprocessor">#include "<a class="code"
>href="type_8h.html">arrow/type.h</a>"</span></div><div class="line"><a
>name="l00028"></a><span class="lineno"> 28</span> <span
>class="preprocessor">#include "<a class="code"
>href="macros_8h.html">arrow/util/macros.h</a>"</span></div><div
>class="line"><a name="l00029"></a><span class="lineno">
>29</span> <span class="preprocessor">#include "<a class="code"
>href="visibility_8h.html">arrow/util/visibility.h</a>"</span></div><div
>class="line"><a name="l00030"></a><span class="lineno">
>30</span> </div><div class="line"><a name="l00031"></a><span
>class="lineno"> 31</span> <span class="keyword">namespace </span><a
>class="code" href="namespacearrow.html">arrow</a> {</div><div class="line"><a
>name="l00032"></a><span class="lineno"> 32</span> </div><div
>class="line"><a name="l00033"></a><span class="lineno">
>33</span> <span cla
ss="keyword">class </span>Decimal128;</div><div class="line"><a
name="l00034"></a><span class="lineno"> 34</span> </div><div
class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span
class="keyword">namespace </span>py {</div><div class="line"><a
name="l00036"></a><span class="lineno"> 36</span> </div><div
class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span
class="keyword">class </span>OwnedRef;</div><div class="line"><a
name="l00038"></a><span class="lineno"> 38</span> </div><div
class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span
class="comment">// \brief Get an arrow DataType instance from Arrow's
Type::type enum</span></div><div class="line"><a name="l00040"></a><span
class="lineno"> 40</span> <span class="comment">// \param[in] type One
of the values of Arrow's Type::type enum</span></div><div class="line"><a
name="l00041"></a><span class="lineno"> 41</span> <sp
an class="comment">// \return A shared pointer to DataType</span></div><div
class="line"><a name="l00042"></a><span class="lineno">
42</span> ARROW_EXPORT std::shared_ptr<DataType> <a class="code"
href="namespacearrow_1_1py.html#a8949b2e5469221ad1b1eaf8665b9610b">GetPrimitiveType</a>(<a
class="code"
href="structarrow_1_1_type.html#a00a041cb19a3be373da8eec7d4bf1f44">Type::type</a>
type);</div><div class="line"><a name="l00043"></a><span class="lineno">
43</span> </div><div class="line"><a name="l00044"></a><span
class="lineno"> 44</span> <span class="keyword">namespace
</span>internal {</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">// \brief Import a Python module</span></div><div
class="line"><a name="l00047"></a><span class="lineno"> 47</span> <span
class="comment">// \param[in] module_name The name of the m
odule</span></div><div class="line"><a name="l00048"></a><span class="lineno">
48</span> <span class="comment">// \param[out] ref The OwnedRef
containing the module PyObject*</span></div><div class="line"><a
name="l00049"></a><span class="lineno"> 49</span> Status
ImportModule(<span class="keyword">const</span> std::string& module_name,
OwnedRef* ref);</div><div class="line"><a name="l00050"></a><span
class="lineno"> 50</span> </div><div class="line"><a
name="l00051"></a><span class="lineno"> 51</span> <span
class="comment">// \brief Import an object from a Python
module</span></div><div class="line"><a name="l00052"></a><span class="lineno">
52</span> <span class="comment">// \param[in] module A Python
module</span></div><div class="line"><a name="l00053"></a><span class="lineno">
53</span> <span class="comment">// \param[in] name The name of the
object to import</span></div><div class="line"><a name="l00054"></a><span
class="lineno">
54</span> <span class="comment">// \param[out] ref The OwnedRef
containing the \c name attribute of the Python module \c</span></div><div
class="line"><a name="l00055"></a><span class="lineno"> 55</span> <span
class="comment">// module</span></div><div class="line"><a
name="l00056"></a><span class="lineno"> 56</span> Status
ImportFromModule(<span class="keyword">const</span> OwnedRef& module, <span
class="keyword">const</span> std::string& name, OwnedRef* ref);</div><div
class="line"><a name="l00057"></a><span class="lineno">
57</span> </div><div class="line"><a name="l00058"></a><span
class="lineno"> 58</span> <span class="comment">// \brief
Import</span></div><div class="line"><a name="l00059"></a><span class="lineno">
59</span> Status ImportDecimalType(OwnedRef* <a class="code"
href="namespacearrow.html#aecb3c7b3d0ee16a7761adcfdbe56c113">decimal_type</a>);</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="comment">// \brief Convert a Python Decimal
>object to a C++ string</span></div><div class="line"><a
>name="l00062"></a><span class="lineno"> 62</span> <span
>class="comment">// \param[in] python_decimal A Python decimal.Decimal
>instance</span></div><div class="line"><a name="l00063"></a><span
>class="lineno"> 63</span> <span class="comment">// \param[out] The
>string representation of the Python Decimal instance</span></div><div
>class="line"><a name="l00064"></a><span class="lineno">
>64</span> <span class="comment">// \return The status of the
>operation</span></div><div class="line"><a name="l00065"></a><span
>class="lineno"> 65</span> Status PythonDecimalToString(PyObject*
>python_decimal, std::string* out);</div><div class="line"><a
>name="l00066"></a><span class="lineno"> 66</span> </div><div
>class="line"><a name="l00067"></a><span class="lineno">
67</span> <span class="comment">// \brief Convert a C++ std::string to a
Python Decimal instance</span></div><div class="line"><a
name="l00068"></a><span class="lineno"> 68</span> <span
class="comment">// \param[in] decimal_constructor The decimal type
object</span></div><div class="line"><a name="l00069"></a><span class="lineno">
69</span> <span class="comment">// \param[in] decimal_string A decimal
string</span></div><div class="line"><a name="l00070"></a><span class="lineno">
70</span> <span class="comment">// \return An instance of
decimal.Decimal</span></div><div class="line"><a name="l00071"></a><span
class="lineno"> 71</span> PyObject* DecimalFromString(PyObject*
decimal_constructor,</div><div class="line"><a name="l00072"></a><span
class="lineno"> 72</span>  <span
class="keyword">const</span> std::string& decimal_string);</div><div
class="line"><a name="l00073"></a><span class="lineno"> 73</span> <
/div><div class="line"><a name="l00074"></a><span class="lineno">
74</span> <span class="comment">// \brief Convert a Python decimal to an
Arrow Decimal128 object</span></div><div class="line"><a
name="l00075"></a><span class="lineno"> 75</span> <span
class="comment">// \param[in] python_decimal A Python decimal.Decimal
instance</span></div><div class="line"><a name="l00076"></a><span
class="lineno"> 76</span> <span class="comment">// \param[in] arrow_type
An instance of arrow::DecimalType</span></div><div class="line"><a
name="l00077"></a><span class="lineno"> 77</span> <span
class="comment">// \param[out] out A pointer to a Decimal128</span></div><div
class="line"><a name="l00078"></a><span class="lineno"> 78</span> <span
class="comment">// \return The status of the operation</span></div><div
class="line"><a name="l00079"></a><span class="lineno"> 79</span> Status
DecimalFromPythonDecimal(PyObject* python_decimal, <span class="keyword">con
st</span> DecimalType& arrow_type,</div><div class="line"><a
name="l00080"></a><span class="lineno"> 80</span> 
Decimal128* out);</div><div class="line"><a name="l00081"></a><span
class="lineno"> 81</span> </div><div class="line"><a
name="l00082"></a><span class="lineno"> 82</span> <span
class="comment">// \brief Check whether obj is an integer, independent of
Python versions.</span></div><div class="line"><a name="l00083"></a><span
class="lineno"> 83</span> <span class="keywordtype">bool</span>
IsPyInteger(PyObject* obj);</div><div class="line"><a name="l00084"></a><span
class="lineno"> 84</span> </div><div class="line"><a
name="l00085"></a><span class="lineno"> 85</span> <span
class="comment">// \brief Use pandas missing value semantics to check if a
value is null</span></div><div class="line"><a name="l00086"></a><span
class="lineno"> 86</span> <span class="keywordtype">bool</span>
PandasObjectIsN
ull(PyObject* obj);</div><div class="line"><a name="l00087"></a><span
class="lineno"> 87</span> </div><div class="line"><a
name="l00088"></a><span class="lineno"> 88</span> <span
class="comment">// \brief Check whether obj is nan</span></div><div
class="line"><a name="l00089"></a><span class="lineno"> 89</span> <span
class="keywordtype">bool</span> PyFloat_IsNaN(PyObject* obj);</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> <span class="comment">// \brief Check whether
obj is an instance of Decimal</span></div><div class="line"><a
name="l00092"></a><span class="lineno"> 92</span> <span
class="keywordtype">bool</span> PyDecimal_Check(PyObject* obj);</div><div
class="line"><a name="l00093"></a><span class="lineno">
93</span> </div><div class="line"><a name="l00094"></a><span
class="lineno"> 94</span> <span class="comment">//
\brief Check whether obj is nan. This function will abort the program if the
argument</span></div><div class="line"><a name="l00095"></a><span
class="lineno"> 95</span> <span class="comment">// is not a Decimal
instance</span></div><div class="line"><a name="l00096"></a><span
class="lineno"> 96</span> <span class="keywordtype">bool</span>
PyDecimal_ISNAN(PyObject* obj);</div><div class="line"><a
name="l00097"></a><span class="lineno"> 97</span> </div><div
class="line"><a name="l00098"></a><span class="lineno"> 98</span> <span
class="comment">// \brief Convert a Python integer into an unsigned 64-bit
integer</span></div><div class="line"><a name="l00099"></a><span
class="lineno"> 99</span> <span class="comment">// \param[in] obj A
Python integer</span></div><div class="line"><a name="l00100"></a><span
class="lineno"> 100</span> <span class="comment">// \param[out] out A
pointer to a C uint64_t to hold the result of the conversion</span></div><
div class="line"><a name="l00101"></a><span class="lineno">
101</span> <span class="comment">// \return The status of the
operation</span></div><div class="line"><a name="l00102"></a><span
class="lineno"> 102</span> Status UInt64FromPythonInt(PyObject* obj,
uint64_t* out);</div><div class="line"><a name="l00103"></a><span
class="lineno"> 103</span> </div><div class="line"><a
name="l00104"></a><span class="lineno"> 104</span> <span
class="comment">// \brief Helper class to track and update the precision and
scale of a decimal</span></div><div class="line"><a name="l00105"></a><span
class="lineno"> 105</span> <span class="keyword">class
</span>DecimalMetadata {</div><div class="line"><a name="l00106"></a><span
class="lineno"> 106</span>  <span
class="keyword">public</span>:</div><div class="line"><a
name="l00107"></a><span class="lineno"> 107</span> 
DecimalMetadata();</div><div class="line"><a name="l00108"></a><span
class="lineno"> 108</sp
an>  DecimalMetadata(int32_t precision, int32_t scale);</div><div
class="line"><a name="l00109"></a><span class="lineno">
109</span> </div><div class="line"><a name="l00110"></a><span
class="lineno"> 110</span>  <span class="comment">// \brief Adjust the
precision and scale of a decimal type given a new precision and
a</span></div><div class="line"><a name="l00111"></a><span class="lineno">
111</span>  <span class="comment">// new scale \param[in]
suggested_precision A candidate precision \param[in]</span></div><div
class="line"><a name="l00112"></a><span class="lineno"> 112</span> 
<span class="comment">// suggested_scale A candidate scale \return The status
of the operation</span></div><div class="line"><a name="l00113"></a><span
class="lineno"> 113</span>  Status Update(int32_t suggested_precision,
int32_t suggested_scale);</div><div class="line"><a name="l00114"></a><span
class="lineno"> 114</span> </div><div class="line"><a name="l0
0115"></a><span class="lineno"> 115</span>  <span class="comment">//
\brief A convenient interface for updating the precision and scale based on a
Python</span></div><div class="line"><a name="l00116"></a><span class="lineno">
116</span>  <span class="comment">// Decimal object \param object A
Python Decimal object \return The status of the</span></div><div
class="line"><a name="l00117"></a><span class="lineno"> 117</span> 
<span class="comment">// operation</span></div><div class="line"><a
name="l00118"></a><span class="lineno"> 118</span>  Status
Update(PyObject* <span class="keywordtype">object</span>);</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>  int32_t precision()<span class="keyword">
const </span>{ <span class="keywordflow">return</span> precision_; }</div><div
class="line"><a name="l00121"></a><span class="lineno"> 121</spa
n>  int32_t scale()<span class="keyword"> const </span>{ <span
class="keywordflow">return</span> scale_; }</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">private</span>:</div><div class="line"><a
name="l00124"></a><span class="lineno"> 124</span>  int32_t
precision_;</div><div class="line"><a name="l00125"></a><span class="lineno">
125</span>  int32_t scale_;</div><div class="line"><a
name="l00126"></a><span class="lineno"> 126</span> };</div><div
class="line"><a name="l00127"></a><span class="lineno">
127</span> </div><div class="line"><a name="l00128"></a><span
class="lineno"> 128</span> } <span class="comment">// namespace
internal</span></div><div class="line"><a name="l00129"></a><span
class="lineno"> 129</span> } <span class="comment">// namespace
py</span></div><div class="line"><a name="l0
0130"></a><span class="lineno"> 130</span> } <span class="comment">//
namespace arrow</span></div><div class="line"><a name="l00131"></a><span
class="lineno"> 131</span> </div><div class="line"><a
name="l00132"></a><span class="lineno"> 132</span> <span
class="preprocessor">#endif // PYARROW_HELPERS_H</span></div><div class="ttc"
id="structarrow_1_1_type_html_a00a041cb19a3be373da8eec7d4bf1f44"><div
class="ttname"><a
href="structarrow_1_1_type.html#a00a041cb19a3be373da8eec7d4bf1f44">arrow::Type::type</a></div><div
class="ttdeci">type</div><div class="ttdef"><b>Definition:</b>
type.h:45</div></div>
<div class="ttc" id="platform_8h_html"><div class="ttname"><a
href="platform_8h.html">platform.h</a></div></div>
+<div class="ttc"
id="namespacearrow_html_aecb3c7b3d0ee16a7761adcfdbe56c113"><div
class="ttname"><a
href="namespacearrow.html#aecb3c7b3d0ee16a7761adcfdbe56c113">arrow::decimal_type</a></div><div
class="ttdeci">std::shared_ptr< DataType > decimal_type(int precision,
int scale)</div></div>
<div class="ttc"
id="namespacearrow_1_1py_html_a8949b2e5469221ad1b1eaf8665b9610b"><div
class="ttname"><a
href="namespacearrow_1_1py.html#a8949b2e5469221ad1b1eaf8665b9610b">arrow::py::GetPrimitiveType</a></div><div
class="ttdeci">std::shared_ptr< DataType > GetPrimitiveType(Type::type
type)</div></div>
<div class="ttc" id="macros_8h_html"><div class="ttname"><a
href="macros_8h.html">macros.h</a></div></div>
<div class="ttc" id="visibility_8h_html"><div class="ttname"><a
href="visibility_8h.html">visibility.h</a></div></div>