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<div class="title">FunctionParams.java</div> </div>
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<a href="FunctionParams_8java.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span>&#160;<span class="comment">// Copyright 2012 Cloudera Inc.</span></div>
<div class="line"><a name="l00002"></a><span class="lineno"> 2</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00003"></a><span class="lineno"> 3</span>&#160;<span class="comment">// Licensed under the Apache License, Version 2.0 (the &quot;License&quot;);</span></div>
<div class="line"><a name="l00004"></a><span class="lineno"> 4</span>&#160;<span class="comment">// you may not use this file except in compliance with the License.</span></div>
<div class="line"><a name="l00005"></a><span class="lineno"> 5</span>&#160;<span class="comment">// You may obtain a copy of the License at</span></div>
<div class="line"><a name="l00006"></a><span class="lineno"> 6</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00007"></a><span class="lineno"> 7</span>&#160;<span class="comment">// http://www.apache.org/licenses/LICENSE-2.0</span></div>
<div class="line"><a name="l00008"></a><span class="lineno"> 8</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00009"></a><span class="lineno"> 9</span>&#160;<span class="comment">// Unless required by applicable law or agreed to in writing, software</span></div>
<div class="line"><a name="l00010"></a><span class="lineno"> 10</span>&#160;<span class="comment">// distributed under the License is distributed on an &quot;AS IS&quot; BASIS,</span></div>
<div class="line"><a name="l00011"></a><span class="lineno"> 11</span>&#160;<span class="comment">// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span></div>
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span>&#160;<span class="comment">// See the License for the specific language governing permissions and</span></div>
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span>&#160;<span class="comment">// limitations under the License.</span></div>
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span>&#160;</div>
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span>&#160;<span class="keyword">package </span>com.cloudera.impala.analysis;</div>
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span>&#160;</div>
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span>&#160;<span class="keyword">import</span> java.util.List;</div>
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span>&#160;</div>
<div class="line"><a name="l00023"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1FunctionParams.html"> 23</a></span>&#160;<span class="keyword">class </span><a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1FunctionParams.html">FunctionParams</a> <span class="keyword">implements</span> <a class="code" href="classCloneable.html">Cloneable</a> {</div>
<div class="line"><a name="l00024"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1FunctionParams.html#a6eb19f5f6f4f640c729cd3599beacbd6"> 24</a></span>&#160; <span class="keyword">private</span> <span class="keyword">final</span> <span class="keywordtype">boolean</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1FunctionParams.html#a6eb19f5f6f4f640c729cd3599beacbd6">isStar_</a>;</div>
<div class="line"><a name="l00025"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1FunctionParams.html#a2884e60f4d216fdbd2e9779a0daa1660"> 25</a></span>&#160; <span class="keyword">private</span> <span class="keywordtype">boolean</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1FunctionParams.html#a2884e60f4d216fdbd2e9779a0daa1660">isDistinct_</a>;</div>
<div class="line"><a name="l00026"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1FunctionParams.html#a4ed214f2a35157aed69f64fe729d5baa"> 26</a></span>&#160; <span class="keyword">private</span> <span class="keyword">final</span> List&lt;Expr&gt; <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1FunctionParams.html#a4ed214f2a35157aed69f64fe729d5baa">exprs_</a>;</div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span>&#160;</div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span>&#160; <span class="comment">// c&#39;tor for non-star params</span></div>
<div class="line"><a name="l00029"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1FunctionParams.html#a3ee2c118ba1f92312180717912bb5529"> 29</a></span>&#160; <span class="keyword">public</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1FunctionParams.html#a3ee2c118ba1f92312180717912bb5529">FunctionParams</a>(<span class="keywordtype">boolean</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1FunctionParams.html#ae07167fabd4c348e1cac14fc36a0ce22">isDistinct</a>, List&lt;Expr&gt; <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1FunctionParams.html#abebc4fd51f5004685659afc459fe30b4">exprs</a>) {</div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span>&#160; <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1FunctionParams.html#a6eb19f5f6f4f640c729cd3599beacbd6">isStar_</a> = <span class="keyword">false</span>;</div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span>&#160; this.isDistinct_ = <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1FunctionParams.html#ae07167fabd4c348e1cac14fc36a0ce22">isDistinct</a>;</div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span>&#160; this.exprs_ = <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1FunctionParams.html#abebc4fd51f5004685659afc459fe30b4">exprs</a>;</div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span>&#160; }</div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span>&#160;</div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span>&#160; <span class="comment">// c&#39;tor for non-star, non-distinct params</span></div>
<div class="line"><a name="l00036"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1FunctionParams.html#aa8f2142319a6bcc5ba848079ff159e56"> 36</a></span>&#160; <span class="keyword">public</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1FunctionParams.html#aa8f2142319a6bcc5ba848079ff159e56">FunctionParams</a>(List&lt;Expr&gt; <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1FunctionParams.html#abebc4fd51f5004685659afc459fe30b4">exprs</a>) {</div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>&#160; <span class="keyword">this</span>(<span class="keyword">false</span>, <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1FunctionParams.html#abebc4fd51f5004685659afc459fe30b4">exprs</a>);</div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>&#160; }</div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>&#160;</div>
<div class="line"><a name="l00040"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1FunctionParams.html#a1d775c35d8550d7716be18d64fbc8628"> 40</a></span>&#160; <span class="keyword">static</span> <span class="keyword">public</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1FunctionParams.html">FunctionParams</a> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1FunctionParams.html#a1d775c35d8550d7716be18d64fbc8628">createStarParam</a>() {</div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>&#160; <span class="keywordflow">return</span> <span class="keyword">new</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1FunctionParams.html#a7829381a8697c3083f5fe047c1720dd0">FunctionParams</a>();</div>
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span>&#160; }</div>
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>&#160;</div>
<div class="line"><a name="l00044"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1FunctionParams.html#a93c8400e53eff174534b6b8943373f5c"> 44</a></span>&#160; <span class="keyword">public</span> <span class="keywordtype">boolean</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1FunctionParams.html#a93c8400e53eff174534b6b8943373f5c">isStar</a>() { <span class="keywordflow">return</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1FunctionParams.html#a6eb19f5f6f4f640c729cd3599beacbd6">isStar_</a>; }</div>
<div class="line"><a name="l00045"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1FunctionParams.html#ae07167fabd4c348e1cac14fc36a0ce22"> 45</a></span>&#160; <span class="keyword">public</span> <span class="keywordtype">boolean</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1FunctionParams.html#ae07167fabd4c348e1cac14fc36a0ce22">isDistinct</a>() { <span class="keywordflow">return</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1FunctionParams.html#a2884e60f4d216fdbd2e9779a0daa1660">isDistinct_</a>; }</div>
<div class="line"><a name="l00046"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1FunctionParams.html#abebc4fd51f5004685659afc459fe30b4"> 46</a></span>&#160; <span class="keyword">public</span> List&lt;Expr&gt; <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1FunctionParams.html#abebc4fd51f5004685659afc459fe30b4">exprs</a>() { <span class="keywordflow">return</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1FunctionParams.html#a4ed214f2a35157aed69f64fe729d5baa">exprs_</a>; }</div>
<div class="line"><a name="l00047"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1FunctionParams.html#ac98b5685ad277dd86b6ce8e54160f1d5"> 47</a></span>&#160; <span class="keyword">public</span> <span class="keywordtype">void</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1FunctionParams.html#ac98b5685ad277dd86b6ce8e54160f1d5">setIsDistinct</a>(<span class="keywordtype">boolean</span> v) { <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1FunctionParams.html#a2884e60f4d216fdbd2e9779a0daa1660">isDistinct_</a> = v; }</div>
<div class="line"><a name="l00048"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1FunctionParams.html#a45349666fb953967a4d1221cadbeac1f"> 48</a></span>&#160; <span class="keyword">public</span> <span class="keywordtype">int</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1FunctionParams.html#a45349666fb953967a4d1221cadbeac1f">size</a>() { <span class="keywordflow">return</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1FunctionParams.html#a4ed214f2a35157aed69f64fe729d5baa">exprs_</a> == null ? 0 : exprs_.size(); }</div>
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>&#160;</div>
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span>&#160; <span class="comment">// c&#39;tor for &lt;agg&gt;(*)</span></div>
<div class="line"><a name="l00051"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1FunctionParams.html#a7829381a8697c3083f5fe047c1720dd0"> 51</a></span>&#160; <span class="keyword">private</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1FunctionParams.html#a7829381a8697c3083f5fe047c1720dd0">FunctionParams</a>() {</div>
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>&#160; <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1FunctionParams.html#a4ed214f2a35157aed69f64fe729d5baa">exprs_</a> = null;</div>
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>&#160; <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1FunctionParams.html#a6eb19f5f6f4f640c729cd3599beacbd6">isStar_</a> = <span class="keyword">true</span>;</div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>&#160; <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1FunctionParams.html#a2884e60f4d216fdbd2e9779a0daa1660">isDistinct_</a> = <span class="keyword">false</span>;</div>
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span>&#160; }</div>
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>&#160;}</div>
<div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1FunctionParams_html_abebc4fd51f5004685659afc459fe30b4"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1FunctionParams.html#abebc4fd51f5004685659afc459fe30b4">com.cloudera.impala.analysis.FunctionParams.exprs</a></div><div class="ttdeci">List&lt; Expr &gt; exprs()</div><div class="ttdef"><b>Definition:</b> <a href="FunctionParams_8java_source.html#l00046">FunctionParams.java:46</a></div></div>
<div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1FunctionParams_html"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1FunctionParams.html">com.cloudera.impala.analysis.FunctionParams</a></div><div class="ttdef"><b>Definition:</b> <a href="FunctionParams_8java_source.html#l00023">FunctionParams.java:23</a></div></div>
<div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1FunctionParams_html_a7829381a8697c3083f5fe047c1720dd0"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1FunctionParams.html#a7829381a8697c3083f5fe047c1720dd0">com.cloudera.impala.analysis.FunctionParams.FunctionParams</a></div><div class="ttdeci">FunctionParams()</div><div class="ttdef"><b>Definition:</b> <a href="FunctionParams_8java_source.html#l00051">FunctionParams.java:51</a></div></div>
<div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1FunctionParams_html_ae07167fabd4c348e1cac14fc36a0ce22"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1FunctionParams.html#ae07167fabd4c348e1cac14fc36a0ce22">com.cloudera.impala.analysis.FunctionParams.isDistinct</a></div><div class="ttdeci">boolean isDistinct()</div><div class="ttdef"><b>Definition:</b> <a href="FunctionParams_8java_source.html#l00045">FunctionParams.java:45</a></div></div>
<div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1FunctionParams_html_a3ee2c118ba1f92312180717912bb5529"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1FunctionParams.html#a3ee2c118ba1f92312180717912bb5529">com.cloudera.impala.analysis.FunctionParams.FunctionParams</a></div><div class="ttdeci">FunctionParams(boolean isDistinct, List&lt; Expr &gt; exprs)</div><div class="ttdef"><b>Definition:</b> <a href="FunctionParams_8java_source.html#l00029">FunctionParams.java:29</a></div></div>
<div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1FunctionParams_html_a45349666fb953967a4d1221cadbeac1f"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1FunctionParams.html#a45349666fb953967a4d1221cadbeac1f">com.cloudera.impala.analysis.FunctionParams.size</a></div><div class="ttdeci">int size()</div><div class="ttdef"><b>Definition:</b> <a href="FunctionParams_8java_source.html#l00048">FunctionParams.java:48</a></div></div>
<div class="ttc" id="classCloneable_html"><div class="ttname"><a href="classCloneable.html">Cloneable</a></div></div>
<div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1FunctionParams_html_a4ed214f2a35157aed69f64fe729d5baa"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1FunctionParams.html#a4ed214f2a35157aed69f64fe729d5baa">com.cloudera.impala.analysis.FunctionParams.exprs_</a></div><div class="ttdeci">final List&lt; Expr &gt; exprs_</div><div class="ttdef"><b>Definition:</b> <a href="FunctionParams_8java_source.html#l00026">FunctionParams.java:26</a></div></div>
<div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1FunctionParams_html_a6eb19f5f6f4f640c729cd3599beacbd6"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1FunctionParams.html#a6eb19f5f6f4f640c729cd3599beacbd6">com.cloudera.impala.analysis.FunctionParams.isStar_</a></div><div class="ttdeci">final boolean isStar_</div><div class="ttdef"><b>Definition:</b> <a href="FunctionParams_8java_source.html#l00024">FunctionParams.java:24</a></div></div>
<div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1FunctionParams_html_a2884e60f4d216fdbd2e9779a0daa1660"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1FunctionParams.html#a2884e60f4d216fdbd2e9779a0daa1660">com.cloudera.impala.analysis.FunctionParams.isDistinct_</a></div><div class="ttdeci">boolean isDistinct_</div><div class="ttdef"><b>Definition:</b> <a href="FunctionParams_8java_source.html#l00025">FunctionParams.java:25</a></div></div>
<div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1FunctionParams_html_a1d775c35d8550d7716be18d64fbc8628"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1FunctionParams.html#a1d775c35d8550d7716be18d64fbc8628">com.cloudera.impala.analysis.FunctionParams.createStarParam</a></div><div class="ttdeci">static FunctionParams createStarParam()</div><div class="ttdef"><b>Definition:</b> <a href="FunctionParams_8java_source.html#l00040">FunctionParams.java:40</a></div></div>
<div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1FunctionParams_html_ac98b5685ad277dd86b6ce8e54160f1d5"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1FunctionParams.html#ac98b5685ad277dd86b6ce8e54160f1d5">com.cloudera.impala.analysis.FunctionParams.setIsDistinct</a></div><div class="ttdeci">void setIsDistinct(boolean v)</div><div class="ttdef"><b>Definition:</b> <a href="FunctionParams_8java_source.html#l00047">FunctionParams.java:47</a></div></div>
<div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1FunctionParams_html_aa8f2142319a6bcc5ba848079ff159e56"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1FunctionParams.html#aa8f2142319a6bcc5ba848079ff159e56">com.cloudera.impala.analysis.FunctionParams.FunctionParams</a></div><div class="ttdeci">FunctionParams(List&lt; Expr &gt; exprs)</div><div class="ttdef"><b>Definition:</b> <a href="FunctionParams_8java_source.html#l00036">FunctionParams.java:36</a></div></div>
<div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1FunctionParams_html_a93c8400e53eff174534b6b8943373f5c"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1FunctionParams.html#a93c8400e53eff174534b6b8943373f5c">com.cloudera.impala.analysis.FunctionParams.isStar</a></div><div class="ttdeci">boolean isStar()</div><div class="ttdef"><b>Definition:</b> <a href="FunctionParams_8java_source.html#l00044">FunctionParams.java:44</a></div></div>
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