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<a class="jxr_linenumber" name="1" href="#1">1</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="2" href="#2">2</a> <em class="jxr_javadoccomment">* @@@ START COPYRIGHT @@@</em>
<a class="jxr_linenumber" name="3" href="#3">3</a>
<a class="jxr_linenumber" name="4" href="#4">4</a> <em class="jxr_javadoccomment">Licensed to the Apache Software Foundation (ASF) under one</em>
<a class="jxr_linenumber" name="5" href="#5">5</a> <em class="jxr_javadoccomment">or more contributor license agreements. See the NOTICE file</em>
<a class="jxr_linenumber" name="6" href="#6">6</a> <em class="jxr_javadoccomment">distributed with this work for additional information</em>
<a class="jxr_linenumber" name="7" href="#7">7</a> <em class="jxr_javadoccomment">regarding copyright ownership. The ASF licenses this file</em>
<a class="jxr_linenumber" name="8" href="#8">8</a> <em class="jxr_javadoccomment">to you under the Apache License, Version 2.0 (the</em>
<a class="jxr_linenumber" name="9" href="#9">9</a> <em class="jxr_javadoccomment">"License"); you may not use this file except in compliance</em>
<a class="jxr_linenumber" name="10" href="#10">10</a> <em class="jxr_javadoccomment">with the License. You may obtain a copy of the License at</em>
<a class="jxr_linenumber" name="11" href="#11">11</a>
<a class="jxr_linenumber" name="12" href="#12">12</a> <em class="jxr_javadoccomment"> <a href="http://www.apache.org/licenses/LICENSE-2.0" target="alexandria_uri">http://www.apache.org/licenses/LICENSE-2.0</a></em>
<a class="jxr_linenumber" name="13" href="#13">13</a>
<a class="jxr_linenumber" name="14" href="#14">14</a> <em class="jxr_javadoccomment">Unless required by applicable law or agreed to in writing,</em>
<a class="jxr_linenumber" name="15" href="#15">15</a> <em class="jxr_javadoccomment">software distributed under the License is distributed on an</em>
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<a class="jxr_linenumber" name="17" href="#17">17</a> <em class="jxr_javadoccomment">KIND, either express or implied. See the License for the</em>
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<a class="jxr_linenumber" name="19" href="#19">19</a> <em class="jxr_javadoccomment">under the License.</em>
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<a class="jxr_linenumber" name="21" href="#21">21</a> <em class="jxr_javadoccomment">* @@@ END COPYRIGHT @@@</em>
<a class="jxr_linenumber" name="22" href="#22">22</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="23" href="#23">23</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="24" href="#24">24</a> <em class="jxr_javadoccomment"> * Copyright 2010 The Apache Software Foundation</em>
<a class="jxr_linenumber" name="25" href="#25">25</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="26" href="#26">26</a> <em class="jxr_javadoccomment"> * Licensed to the Apache Software Foundation (ASF) under one</em>
<a class="jxr_linenumber" name="27" href="#27">27</a> <em class="jxr_javadoccomment"> * or more contributor license agreements. See the NOTICE file</em>
<a class="jxr_linenumber" name="28" href="#28">28</a> <em class="jxr_javadoccomment"> * distributed with this work for additional information</em>
<a class="jxr_linenumber" name="29" href="#29">29</a> <em class="jxr_javadoccomment"> * regarding copyright ownership. The ASF licenses this file</em>
<a class="jxr_linenumber" name="30" href="#30">30</a> <em class="jxr_javadoccomment"> * to you under the Apache License, Version 2.0 (the</em>
<a class="jxr_linenumber" name="31" href="#31">31</a> <em class="jxr_javadoccomment"> * "License"); you may not use this file except in compliance</em>
<a class="jxr_linenumber" name="32" href="#32">32</a> <em class="jxr_javadoccomment"> * with the License. You may obtain a copy of the License at</em>
<a class="jxr_linenumber" name="33" href="#33">33</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="34" href="#34">34</a> <em class="jxr_javadoccomment"> * <a href="http://www.apache.org/licenses/LICENSE-2.0" target="alexandria_uri">http://www.apache.org/licenses/LICENSE-2.0</a></em>
<a class="jxr_linenumber" name="35" href="#35">35</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="36" href="#36">36</a> <em class="jxr_javadoccomment"> * Unless required by applicable law or agreed to in writing, software</em>
<a class="jxr_linenumber" name="37" href="#37">37</a> <em class="jxr_javadoccomment"> * distributed under the License is distributed on an "AS IS" BASIS,</em>
<a class="jxr_linenumber" name="38" href="#38">38</a> <em class="jxr_javadoccomment"> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</em>
<a class="jxr_linenumber" name="39" href="#39">39</a> <em class="jxr_javadoccomment"> * See the License for the specific language governing permissions and</em>
<a class="jxr_linenumber" name="40" href="#40">40</a> <em class="jxr_javadoccomment"> * limitations under the License.</em>
<a class="jxr_linenumber" name="41" href="#41">41</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="42" href="#42">42</a>
<a class="jxr_linenumber" name="43" href="#43">43</a> <strong class="jxr_keyword">package</strong> org.trafodion.dcs.zookeeper;
<a class="jxr_linenumber" name="44" href="#44">44</a>
<a class="jxr_linenumber" name="45" href="#45">45</a> <strong class="jxr_keyword">import</strong> java.util.Properties;
<a class="jxr_linenumber" name="46" href="#46">46</a> <strong class="jxr_keyword">import</strong> java.util.Map.Entry;
<a class="jxr_linenumber" name="47" href="#47">47</a>
<a class="jxr_linenumber" name="48" href="#48">48</a> <strong class="jxr_keyword">import</strong> org.apache.hadoop.conf.Configuration;
<a class="jxr_linenumber" name="49" href="#49">49</a> <strong class="jxr_keyword">import</strong> org.trafodion.dcs.util.DcsConfiguration;
<a class="jxr_linenumber" name="50" href="#50">50</a>
<a class="jxr_linenumber" name="51" href="#51">51</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="52" href="#52">52</a> <em class="jxr_javadoccomment"> * Tool for reading a ZooKeeper server from HBase XML configuration producing</em>
<a class="jxr_linenumber" name="53" href="#53">53</a> <em class="jxr_javadoccomment"> * the '-server host:port' argument to pass ZooKeeperMain. This program</em>
<a class="jxr_linenumber" name="54" href="#54">54</a> <em class="jxr_javadoccomment"> * emits either '-server HOST:PORT" where HOST is one of the zk ensemble</em>
<a class="jxr_linenumber" name="55" href="#55">55</a> <em class="jxr_javadoccomment"> * members plus zk client port OR it emits '' if no zk servers found (Yes,</em>
<a class="jxr_linenumber" name="56" href="#56">56</a> <em class="jxr_javadoccomment"> * it emits '-server' too).</em>
<a class="jxr_linenumber" name="57" href="#57">57</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="58" href="#58">58</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../org/trafodion/dcs/zookeeper/ZooKeeperMainServerArg.html">ZooKeeperMainServerArg</a> {
<a class="jxr_linenumber" name="59" href="#59">59</a> <strong class="jxr_keyword">public</strong> String parse(<strong class="jxr_keyword">final</strong> Configuration c) {
<a class="jxr_linenumber" name="60" href="#60">60</a> <em class="jxr_comment">// Note that we do not simply grab the property</em>
<a class="jxr_linenumber" name="61" href="#61">61</a> <em class="jxr_comment">// Constants.ZOOKEEPER_QUORUM from the DcsConfiguration because the</em>
<a class="jxr_linenumber" name="62" href="#62">62</a> <em class="jxr_comment">// user may be using a zoo.cfg file.</em>
<a class="jxr_linenumber" name="63" href="#63">63</a> Properties zkProps = ZKConfig.makeZKProps(c);
<a class="jxr_linenumber" name="64" href="#64">64</a> String host = <strong class="jxr_keyword">null</strong>;
<a class="jxr_linenumber" name="65" href="#65">65</a> String clientPort = <strong class="jxr_keyword">null</strong>;
<a class="jxr_linenumber" name="66" href="#66">66</a> <strong class="jxr_keyword">for</strong> (Entry&lt;Object, Object&gt; entry: zkProps.entrySet()) {
<a class="jxr_linenumber" name="67" href="#67">67</a> String key = entry.getKey().toString().trim();
<a class="jxr_linenumber" name="68" href="#68">68</a> String value = entry.getValue().toString().trim();
<a class="jxr_linenumber" name="69" href="#69">69</a> <strong class="jxr_keyword">if</strong> (key.startsWith(<span class="jxr_string">"server."</span>) &amp;&amp; host == <strong class="jxr_keyword">null</strong>) {
<a class="jxr_linenumber" name="70" href="#70">70</a> String[] parts = value.split(<span class="jxr_string">":"</span>);
<a class="jxr_linenumber" name="71" href="#71">71</a> host = parts[0];
<a class="jxr_linenumber" name="72" href="#72">72</a> } <strong class="jxr_keyword">else</strong> <strong class="jxr_keyword">if</strong> (key.endsWith(<span class="jxr_string">"clientPort"</span>)) {
<a class="jxr_linenumber" name="73" href="#73">73</a> clientPort = value;
<a class="jxr_linenumber" name="74" href="#74">74</a> }
<a class="jxr_linenumber" name="75" href="#75">75</a> <strong class="jxr_keyword">if</strong> (host != <strong class="jxr_keyword">null</strong> &amp;&amp; clientPort != <strong class="jxr_keyword">null</strong>) <strong class="jxr_keyword">break</strong>;
<a class="jxr_linenumber" name="76" href="#76">76</a> }
<a class="jxr_linenumber" name="77" href="#77">77</a> <strong class="jxr_keyword">return</strong> host != <strong class="jxr_keyword">null</strong> &amp;&amp; clientPort != <strong class="jxr_keyword">null</strong>? host + <span class="jxr_string">":"</span> + clientPort: <strong class="jxr_keyword">null</strong>;
<a class="jxr_linenumber" name="78" href="#78">78</a> }
<a class="jxr_linenumber" name="79" href="#79">79</a>
<a class="jxr_linenumber" name="80" href="#80">80</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="81" href="#81">81</a> <em class="jxr_javadoccomment"> * Run the tool.</em>
<a class="jxr_linenumber" name="82" href="#82">82</a> <em class="jxr_javadoccomment"> * @param args Command line arguments. First arg is path to zookeepers file.</em>
<a class="jxr_linenumber" name="83" href="#83">83</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="84" href="#84">84</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">void</strong> main(String args[]) {
<a class="jxr_linenumber" name="85" href="#85">85</a> Configuration conf = DcsConfiguration.create();
<a class="jxr_linenumber" name="86" href="#86">86</a> String hostport = <strong class="jxr_keyword">new</strong> <a href="../../../../org/trafodion/dcs/zookeeper/ZooKeeperMainServerArg.html">ZooKeeperMainServerArg</a>().parse(conf);
<a class="jxr_linenumber" name="87" href="#87">87</a> System.out.println((hostport == <strong class="jxr_keyword">null</strong> || hostport.length() == 0)? <span class="jxr_string">""</span>:
<a class="jxr_linenumber" name="88" href="#88">88</a> <span class="jxr_string">"-server "</span> + hostport);
<a class="jxr_linenumber" name="89" href="#89">89</a> }
<a class="jxr_linenumber" name="90" href="#90">90</a> }
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