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|  | <div class="title">ShowRolesStmt.java</div>  </div> | 
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|  | <div class="contents"> | 
|  | <a href="ShowRolesStmt_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 2014 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.analysis;</div> | 
|  | <div class="line"><a name="l00016"></a><span class="lineno">   16</span> </div> | 
|  | <div class="line"><a name="l00017"></a><span class="lineno">   17</span> <span class="keyword">import</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1authorization_1_1User.html">com.cloudera.impala.authorization.User</a>;</div> | 
|  | <div class="line"><a name="l00018"></a><span class="lineno">   18</span> <span class="keyword">import</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1common_1_1AnalysisException.html">com.cloudera.impala.common.AnalysisException</a>;</div> | 
|  | <div class="line"><a name="l00019"></a><span class="lineno">   19</span> <span class="keyword">import</span> com.cloudera.impala.thrift.TShowRolesParams;</div> | 
|  | <div class="line"><a name="l00020"></a><span class="lineno">   20</span> <span class="keyword">import</span> com.google.common.base.Preconditions;</div> | 
|  | <div class="line"><a name="l00021"></a><span class="lineno">   21</span> </div> | 
|  | <div class="line"><a name="l00026"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1ShowRolesStmt.html">   26</a></span> <span class="keyword">public</span> <span class="keyword">class </span><a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1ShowRolesStmt.html">ShowRolesStmt</a> <span class="keyword">extends</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1AuthorizationStmt.html">AuthorizationStmt</a> {</div> | 
|  | <div class="line"><a name="l00027"></a><span class="lineno">   27</span>   <span class="comment">// If null, all roles will be shown. Otherwise only roles granted to this</span></div> | 
|  | <div class="line"><a name="l00028"></a><span class="lineno">   28</span>   <span class="comment">// group will be shown.</span></div> | 
|  | <div class="line"><a name="l00029"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1ShowRolesStmt.html#a91e47a5104e2268537722d103d0ce4f5">   29</a></span>   <span class="keyword">private</span> <span class="keyword">final</span> String <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1ShowRolesStmt.html#a91e47a5104e2268537722d103d0ce4f5">groupName_</a>;</div> | 
|  | <div class="line"><a name="l00030"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1ShowRolesStmt.html#ae97f26adea0466dfd2d856489994bf81">   30</a></span>   <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_1ShowRolesStmt.html#ae97f26adea0466dfd2d856489994bf81">isShowCurrentRoles_</a>;</div> | 
|  | <div class="line"><a name="l00031"></a><span class="lineno">   31</span> </div> | 
|  | <div class="line"><a name="l00032"></a><span class="lineno">   32</span>   <span class="comment">// Set during analysis.</span></div> | 
|  | <div class="line"><a name="l00033"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1ShowRolesStmt.html#a91f0a9aee1c54163ac09f033809197a5">   33</a></span>   <span class="keyword">private</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1authorization_1_1User.html">User</a> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1ShowRolesStmt.html#a91f0a9aee1c54163ac09f033809197a5">requestingUser_</a>;</div> | 
|  | <div class="line"><a name="l00034"></a><span class="lineno">   34</span> </div> | 
|  | <div class="line"><a name="l00035"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1ShowRolesStmt.html#a84a9301d808fb2a8f9e4bae59ca7d5c4">   35</a></span>   <span class="keyword">public</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1ShowRolesStmt.html#a84a9301d808fb2a8f9e4bae59ca7d5c4">ShowRolesStmt</a>(<span class="keywordtype">boolean</span> isShowCurrentRoles, String groupName) {</div> | 
|  | <div class="line"><a name="l00036"></a><span class="lineno">   36</span>     <span class="comment">// An empty group name should never be possible since group name is an identifier</span></div> | 
|  | <div class="line"><a name="l00037"></a><span class="lineno">   37</span>     <span class="comment">// and Impala does not allow empty identifiers.</span></div> | 
|  | <div class="line"><a name="l00038"></a><span class="lineno">   38</span>     Preconditions.checkState(!isShowCurrentRoles ||</div> | 
|  | <div class="line"><a name="l00039"></a><span class="lineno">   39</span>         (groupName == null || !groupName.isEmpty()));</div> | 
|  | <div class="line"><a name="l00040"></a><span class="lineno">   40</span>     <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1ShowRolesStmt.html#a91e47a5104e2268537722d103d0ce4f5">groupName_</a> = groupName;</div> | 
|  | <div class="line"><a name="l00041"></a><span class="lineno">   41</span>     <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1ShowRolesStmt.html#ae97f26adea0466dfd2d856489994bf81">isShowCurrentRoles_</a> = isShowCurrentRoles;</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> </div> | 
|  | <div class="line"><a name="l00044"></a><span class="lineno">   44</span>   @Override</div> | 
|  | <div class="line"><a name="l00045"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1ShowRolesStmt.html#a515ccc0a75e1006e65d098b435d0ed5c">   45</a></span>   <span class="keyword">public</span> String <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1ShowRolesStmt.html#a515ccc0a75e1006e65d098b435d0ed5c">toSql</a>() {</div> | 
|  | <div class="line"><a name="l00046"></a><span class="lineno">   46</span>     <span class="keywordflow">if</span> (<a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1ShowRolesStmt.html#a91e47a5104e2268537722d103d0ce4f5">groupName_</a> == null) {</div> | 
|  | <div class="line"><a name="l00047"></a><span class="lineno">   47</span>       <span class="keywordflow">return</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1ShowRolesStmt.html#ae97f26adea0466dfd2d856489994bf81">isShowCurrentRoles_</a> ? <span class="stringliteral">"SHOW CURRENT ROLES"</span> : <span class="stringliteral">"SHOW ROLES"</span>;</div> | 
|  | <div class="line"><a name="l00048"></a><span class="lineno">   48</span>     } <span class="keywordflow">else</span> {</div> | 
|  | <div class="line"><a name="l00049"></a><span class="lineno">   49</span>       <span class="keywordflow">return</span> <span class="stringliteral">"SHOW ROLE GRANT GROUP "</span> + <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1ShowRolesStmt.html#a91e47a5104e2268537722d103d0ce4f5">groupName_</a>;</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>   }</div> | 
|  | <div class="line"><a name="l00052"></a><span class="lineno">   52</span> </div> | 
|  | <div class="line"><a name="l00053"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1ShowRolesStmt.html#a290a89b1ab264afd24eb7d93d0d197ea">   53</a></span>   <span class="keyword">public</span> TShowRolesParams <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1ShowRolesStmt.html#a290a89b1ab264afd24eb7d93d0d197ea">toThrift</a>() {</div> | 
|  | <div class="line"><a name="l00054"></a><span class="lineno">   54</span>     TShowRolesParams params = <span class="keyword">new</span> TShowRolesParams();</div> | 
|  | <div class="line"><a name="l00055"></a><span class="lineno">   55</span>     params.setRequesting_user(requestingUser_.getShortName());</div> | 
|  | <div class="line"><a name="l00056"></a><span class="lineno">   56</span>     params.setIs_show_current_roles(<a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1ShowRolesStmt.html#ae97f26adea0466dfd2d856489994bf81">isShowCurrentRoles_</a>);</div> | 
|  | <div class="line"><a name="l00057"></a><span class="lineno">   57</span>     <span class="keywordflow">if</span> (<a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1ShowRolesStmt.html#a91e47a5104e2268537722d103d0ce4f5">groupName_</a> != null) params.setGrant_group(<a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1ShowRolesStmt.html#a91e47a5104e2268537722d103d0ce4f5">groupName_</a>);</div> | 
|  | <div class="line"><a name="l00058"></a><span class="lineno">   58</span>     <span class="comment">// Users should always be able to execute SHOW CURRENT ROLES.</span></div> | 
|  | <div class="line"><a name="l00059"></a><span class="lineno">   59</span>     params.setIs_admin_op(!<a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1ShowRolesStmt.html#ae97f26adea0466dfd2d856489994bf81">isShowCurrentRoles_</a>);</div> | 
|  | <div class="line"><a name="l00060"></a><span class="lineno">   60</span>     <span class="keywordflow">return</span> params;</div> | 
|  | <div class="line"><a name="l00061"></a><span class="lineno">   61</span>   }</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>   @Override</div> | 
|  | <div class="line"><a name="l00064"></a><span class="lineno"><a class="line" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1ShowRolesStmt.html#a5d9249a051b29289befe54eacf0c2b17">   64</a></span>   <span class="keyword">public</span> <span class="keywordtype">void</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1ShowRolesStmt.html#a5d9249a051b29289befe54eacf0c2b17">analyze</a>(<a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1Analyzer.html">Analyzer</a> analyzer) <span class="keywordflow">throws</span> <a class="code" href="classcom_1_1cloudera_1_1impala_1_1common_1_1AnalysisException.html">AnalysisException</a> {</div> | 
|  | <div class="line"><a name="l00065"></a><span class="lineno">   65</span>     super.analyze(analyzer);</div> | 
|  | <div class="line"><a name="l00066"></a><span class="lineno">   66</span>     <a class="code" href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1ShowRolesStmt.html#a91f0a9aee1c54163ac09f033809197a5">requestingUser_</a> = analyzer.getUser();</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> }</div> | 
|  | <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1ShowRolesStmt_html_a290a89b1ab264afd24eb7d93d0d197ea"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1ShowRolesStmt.html#a290a89b1ab264afd24eb7d93d0d197ea">com.cloudera.impala.analysis.ShowRolesStmt.toThrift</a></div><div class="ttdeci">TShowRolesParams toThrift()</div><div class="ttdef"><b>Definition:</b> <a href="ShowRolesStmt_8java_source.html#l00053">ShowRolesStmt.java:53</a></div></div> | 
|  | <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1ShowRolesStmt_html_ae97f26adea0466dfd2d856489994bf81"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1ShowRolesStmt.html#ae97f26adea0466dfd2d856489994bf81">com.cloudera.impala.analysis.ShowRolesStmt.isShowCurrentRoles_</a></div><div class="ttdeci">final boolean isShowCurrentRoles_</div><div class="ttdef"><b>Definition:</b> <a href="ShowRolesStmt_8java_source.html#l00030">ShowRolesStmt.java:30</a></div></div> | 
|  | <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1authorization_1_1User_html"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1authorization_1_1User.html">com.cloudera.impala.authorization.User</a></div><div class="ttdef"><b>Definition:</b> <a href="User_8java_source.html#l00022">User.java:22</a></div></div> | 
|  | <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1AuthorizationStmt_html"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1AuthorizationStmt.html">com.cloudera.impala.analysis.AuthorizationStmt</a></div><div class="ttdef"><b>Definition:</b> <a href="AuthorizationStmt_8java_source.html#l00025">AuthorizationStmt.java:25</a></div></div> | 
|  | <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1ShowRolesStmt_html_a84a9301d808fb2a8f9e4bae59ca7d5c4"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1ShowRolesStmt.html#a84a9301d808fb2a8f9e4bae59ca7d5c4">com.cloudera.impala.analysis.ShowRolesStmt.ShowRolesStmt</a></div><div class="ttdeci">ShowRolesStmt(boolean isShowCurrentRoles, String groupName)</div><div class="ttdef"><b>Definition:</b> <a href="ShowRolesStmt_8java_source.html#l00035">ShowRolesStmt.java:35</a></div></div> | 
|  | <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1ShowRolesStmt_html_a91f0a9aee1c54163ac09f033809197a5"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1ShowRolesStmt.html#a91f0a9aee1c54163ac09f033809197a5">com.cloudera.impala.analysis.ShowRolesStmt.requestingUser_</a></div><div class="ttdeci">User requestingUser_</div><div class="ttdef"><b>Definition:</b> <a href="ShowRolesStmt_8java_source.html#l00033">ShowRolesStmt.java:33</a></div></div> | 
|  | <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1ShowRolesStmt_html_a515ccc0a75e1006e65d098b435d0ed5c"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1ShowRolesStmt.html#a515ccc0a75e1006e65d098b435d0ed5c">com.cloudera.impala.analysis.ShowRolesStmt.toSql</a></div><div class="ttdeci">String toSql()</div><div class="ttdef"><b>Definition:</b> <a href="ShowRolesStmt_8java_source.html#l00045">ShowRolesStmt.java:45</a></div></div> | 
|  | <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1common_1_1AnalysisException_html"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1common_1_1AnalysisException.html">com.cloudera.impala.common.AnalysisException</a></div><div class="ttdef"><b>Definition:</b> <a href="AnalysisException_8java_source.html#l00021">AnalysisException.java:21</a></div></div> | 
|  | <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1Analyzer_html"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1Analyzer.html">com.cloudera.impala.analysis.Analyzer</a></div><div class="ttdef"><b>Definition:</b> <a href="Analyzer_8java_source.html#l00105">Analyzer.java:105</a></div></div> | 
|  | <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1ShowRolesStmt_html_a91e47a5104e2268537722d103d0ce4f5"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1ShowRolesStmt.html#a91e47a5104e2268537722d103d0ce4f5">com.cloudera.impala.analysis.ShowRolesStmt.groupName_</a></div><div class="ttdeci">final String groupName_</div><div class="ttdef"><b>Definition:</b> <a href="ShowRolesStmt_8java_source.html#l00029">ShowRolesStmt.java:29</a></div></div> | 
|  | <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1ShowRolesStmt_html_a5d9249a051b29289befe54eacf0c2b17"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1ShowRolesStmt.html#a5d9249a051b29289befe54eacf0c2b17">com.cloudera.impala.analysis.ShowRolesStmt.analyze</a></div><div class="ttdeci">void analyze(Analyzer analyzer)</div><div class="ttdef"><b>Definition:</b> <a href="ShowRolesStmt_8java_source.html#l00064">ShowRolesStmt.java:64</a></div></div> | 
|  | <div class="ttc" id="classcom_1_1cloudera_1_1impala_1_1analysis_1_1ShowRolesStmt_html"><div class="ttname"><a href="classcom_1_1cloudera_1_1impala_1_1analysis_1_1ShowRolesStmt.html">com.cloudera.impala.analysis.ShowRolesStmt</a></div><div class="ttdef"><b>Definition:</b> <a href="ShowRolesStmt_8java_source.html#l00026">ShowRolesStmt.java:26</a></div></div> | 
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