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| <div class="title">Pair.java</div> </div> |
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| <a href="Pair_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> <span class="comment">// Copyright 2012 Cloudera Inc.</span></div> |
| <div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment">//</span></div> |
| <div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment">// Licensed under the Apache License, Version 2.0 (the "License");</span></div> |
| <div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <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> <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> <span class="comment">//</span></div> |
| <div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <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> <span class="comment">//</span></div> |
| <div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <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> <span class="comment">// distributed under the License is distributed on an "AS IS" BASIS,</span></div> |
| <div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <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> <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> <span class="comment">// limitations under the License.</span></div> |
| <div class="line"><a name="l00014"></a><span class="lineno"> 14</span> </div> |
| <div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="keyword">package </span>com.cloudera.impala.common;</div> |
| <div class="line"><a name="l00016"></a><span class="lineno"> 16</span> </div> |
| <div class="line"><a name="l00020"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1common_1_1Pair_3_01F_00_01S_01_4.html"> 20</a></span> <span class="keyword">public</span> <span class="keyword">class </span>Pair<F, S> {</div> |
| <div class="line"><a name="l00021"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1common_1_1Pair_3_01F_00_01S_01_4.html#a97ddbeb07b75520eb6b02ae6f959d1b3"> 21</a></span>  <span class="keyword">public</span> F <a class="code" href="classcom_1_1cloudera_1_1impala_1_1common_1_1Pair_3_01F_00_01S_01_4.html#a97ddbeb07b75520eb6b02ae6f959d1b3">first</a>;</div> |
| <div class="line"><a name="l00022"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1common_1_1Pair_3_01F_00_01S_01_4.html#ae8b639da9c6149c6991e2975c480f5fc"> 22</a></span>  <span class="keyword">public</span> S <a class="code" href="classcom_1_1cloudera_1_1impala_1_1common_1_1Pair_3_01F_00_01S_01_4.html#ae8b639da9c6149c6991e2975c480f5fc">second</a>;</div> |
| <div class="line"><a name="l00023"></a><span class="lineno"> 23</span> </div> |
| <div class="line"><a name="l00024"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1common_1_1Pair_3_01F_00_01S_01_4.html#ab8930def77a72f65a8e076ab263a759d"> 24</a></span>  <span class="keyword">public</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1common_1_1Pair_3_01F_00_01S_01_4.html#ab8930def77a72f65a8e076ab263a759d">Pair</a>(F first, S second) {</div> |
| <div class="line"><a name="l00025"></a><span class="lineno"> 25</span>  this.first = first;</div> |
| <div class="line"><a name="l00026"></a><span class="lineno"> 26</span>  this.second = second;</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> </div> |
| <div class="line"><a name="l00029"></a><span class="lineno"> 29</span>  @Override</div> |
| <div class="line"><a name="l00033"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1common_1_1Pair_3_01F_00_01S_01_4.html#ad82deeada6c0550d7299c8fdbf4d3d3b"> 33</a></span>  <span class="keyword">public</span> <span class="keywordtype">boolean</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1common_1_1Pair_3_01F_00_01S_01_4.html#ad82deeada6c0550d7299c8fdbf4d3d3b">equals</a>(Object o) {</div> |
| <div class="line"><a name="l00034"></a><span class="lineno"> 34</span>  <span class="keywordflow">if</span> (o instanceof Pair) {</div> |
| <div class="line"><a name="l00035"></a><span class="lineno"> 35</span>  <a class="code" href="classcom_1_1cloudera_1_1impala_1_1common_1_1Pair_3_01F_00_01S_01_4.html">Pair<F,S></a> other = (<a class="code" href="classcom_1_1cloudera_1_1impala_1_1common_1_1Pair_3_01F_00_01S_01_4.html">Pair<F,S></a>) o;</div> |
| <div class="line"><a name="l00036"></a><span class="lineno"> 36</span>  <span class="keywordflow">return</span> this.first.equals(other.first) && this.second.<a class="code" href="classcom_1_1cloudera_1_1impala_1_1common_1_1Pair_3_01F_00_01S_01_4.html#ad82deeada6c0550d7299c8fdbf4d3d3b">equals</a>(other.<a class="code" href="classcom_1_1cloudera_1_1impala_1_1common_1_1Pair_3_01F_00_01S_01_4.html#ae8b639da9c6149c6991e2975c480f5fc">second</a>);</div> |
| <div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  }</div> |
| <div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div> |
| <div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  }</div> |
| <div class="line"><a name="l00040"></a><span class="lineno"> 40</span> </div> |
| <div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  @Override</div> |
| <div class="line"><a name="l00042"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1common_1_1Pair_3_01F_00_01S_01_4.html#ad29143aafa6ce6a1f12161b915868c35"> 42</a></span>  <span class="keyword">public</span> <span class="keywordtype">int</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1common_1_1Pair_3_01F_00_01S_01_4.html#ad29143aafa6ce6a1f12161b915868c35">hashCode</a>() {</div> |
| <div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  <span class="keywordtype">int</span> hashFirst = first != null ? first.hashCode() : 0;</div> |
| <div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  <span class="keywordtype">int</span> hashSecond = second != null ? second.hashCode() : 0;</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="keywordflow">return</span> (hashFirst + hashSecond) * hashSecond + hashFirst;</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> </div> |
| <div class="line"><a name="l00049"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1common_1_1Pair_3_01F_00_01S_01_4.html#a8f0cb3a85cd768a6275187105a4608c5"> 49</a></span>  <span class="keyword">static</span> public <F, S> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1common_1_1Pair_3_01F_00_01S_01_4.html">Pair<F, S></a> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1common_1_1Pair_3_01F_00_01S_01_4.html#a8f0cb3a85cd768a6275187105a4608c5">create</a>(F first, S second) {</div> |
| <div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  <span class="keywordflow">return</span> <span class="keyword">new</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1common_1_1Pair_3_01F_00_01S_01_4.html">Pair<F, S></a>(first, second);</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="ttc" id="classcom_1_1cloudera_1_1impala_1_1common_1_1Pair_3_01F_00_01S_01_4_html_ae8b639da9c6149c6991e2975c480f5fc"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1common_1_1Pair_3_01F_00_01S_01_4.html#ae8b639da9c6149c6991e2975c480f5fc">com.cloudera.impala.common.Pair< F, S >.second</a></div><div class="ttdeci">S second</div><div class="ttdef"><b>Definition:</b> <a href="Pair_8java_source.html#l00022">Pair.java:22</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1common_1_1Pair_3_01F_00_01S_01_4_html_a97ddbeb07b75520eb6b02ae6f959d1b3"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1common_1_1Pair_3_01F_00_01S_01_4.html#a97ddbeb07b75520eb6b02ae6f959d1b3">com.cloudera.impala.common.Pair< F, S >.first</a></div><div class="ttdeci">F first</div><div class="ttdef"><b>Definition:</b> <a href="Pair_8java_source.html#l00021">Pair.java:21</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1common_1_1Pair_3_01F_00_01S_01_4_html_a8f0cb3a85cd768a6275187105a4608c5"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1common_1_1Pair_3_01F_00_01S_01_4.html#a8f0cb3a85cd768a6275187105a4608c5">com.cloudera.impala.common.Pair< F, S >.create</a></div><div class="ttdeci">static public< F, S > Pair< F, S > create(F first, S second)</div><div class="ttdef"><b>Definition:</b> <a href="Pair_8java_source.html#l00049">Pair.java:49</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1common_1_1Pair_3_01F_00_01S_01_4_html_ad29143aafa6ce6a1f12161b915868c35"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1common_1_1Pair_3_01F_00_01S_01_4.html#ad29143aafa6ce6a1f12161b915868c35">com.cloudera.impala.common.Pair< F, S >.hashCode</a></div><div class="ttdeci">int hashCode()</div><div class="ttdef"><b>Definition:</b> <a href="Pair_8java_source.html#l00042">Pair.java:42</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1common_1_1Pair_3_01F_00_01S_01_4_html"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1common_1_1Pair_3_01F_00_01S_01_4.html">com.cloudera.impala.common.Pair< F, S ></a></div><div class="ttdef"><b>Definition:</b> <a href="Pair_8java_source.html#l00020">Pair.java:20</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1common_1_1Pair_3_01F_00_01S_01_4_html_ab8930def77a72f65a8e076ab263a759d"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1common_1_1Pair_3_01F_00_01S_01_4.html#ab8930def77a72f65a8e076ab263a759d">com.cloudera.impala.common.Pair< F, S >.Pair</a></div><div class="ttdeci">Pair(F first, S second)</div><div class="ttdef"><b>Definition:</b> <a href="Pair_8java_source.html#l00024">Pair.java:24</a></div></div> |
| <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1common_1_1Pair_3_01F_00_01S_01_4_html_ad82deeada6c0550d7299c8fdbf4d3d3b"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1common_1_1Pair_3_01F_00_01S_01_4.html#ad82deeada6c0550d7299c8fdbf4d3d3b">com.cloudera.impala.common.Pair< F, S >.equals</a></div><div class="ttdeci">boolean equals(Object o)</div><div class="ttdef"><b>Definition:</b> <a href="Pair_8java_source.html#l00033">Pair.java:33</a></div></div> |
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