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| <pre><span class="source-line-no">001</span><span id="line-1">/*</span> |
| <span class="source-line-no">002</span><span id="line-2"> * Licensed to the Apache Software Foundation (ASF) under one</span> |
| <span class="source-line-no">003</span><span id="line-3"> * or more contributor license agreements. See the NOTICE file</span> |
| <span class="source-line-no">004</span><span id="line-4"> * distributed with this work for additional information</span> |
| <span class="source-line-no">005</span><span id="line-5"> * regarding copyright ownership. The ASF licenses this file</span> |
| <span class="source-line-no">006</span><span id="line-6"> * to you under the Apache License, Version 2.0 (the</span> |
| <span class="source-line-no">007</span><span id="line-7"> * "License"); you may not use this file except in compliance</span> |
| <span class="source-line-no">008</span><span id="line-8"> * with the License. You may obtain a copy of the License at</span> |
| <span class="source-line-no">009</span><span id="line-9"> *</span> |
| <span class="source-line-no">010</span><span id="line-10"> * http://www.apache.org/licenses/LICENSE-2.0</span> |
| <span class="source-line-no">011</span><span id="line-11"> *</span> |
| <span class="source-line-no">012</span><span id="line-12"> * Unless required by applicable law or agreed to in writing, software</span> |
| <span class="source-line-no">013</span><span id="line-13"> * distributed under the License is distributed on an "AS IS" BASIS,</span> |
| <span class="source-line-no">014</span><span id="line-14"> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span> |
| <span class="source-line-no">015</span><span id="line-15"> * See the License for the specific language governing permissions and</span> |
| <span class="source-line-no">016</span><span id="line-16"> * limitations under the License.</span> |
| <span class="source-line-no">017</span><span id="line-17"> */</span> |
| <span class="source-line-no">018</span><span id="line-18">package org.apache.hadoop.hbase;</span> |
| <span class="source-line-no">019</span><span id="line-19"></span> |
| <span class="source-line-no">020</span><span id="line-20">import java.util.Arrays;</span> |
| <span class="source-line-no">021</span><span id="line-21">import java.util.List;</span> |
| <span class="source-line-no">022</span><span id="line-22">import org.apache.commons.lang3.StringUtils;</span> |
| <span class="source-line-no">023</span><span id="line-23">import org.apache.hadoop.hbase.master.HMaster;</span> |
| <span class="source-line-no">024</span><span id="line-24">import org.apache.yetus.audience.InterfaceAudience;</span> |
| <span class="source-line-no">025</span><span id="line-25">import org.apache.yetus.audience.InterfaceStability;</span> |
| <span class="source-line-no">026</span><span id="line-26"></span> |
| <span class="source-line-no">027</span><span id="line-27">/**</span> |
| <span class="source-line-no">028</span><span id="line-28"> * Options for starting up a testing cluster (including an hbase, dfs and zookeeper clusters) in</span> |
| <span class="source-line-no">029</span><span id="line-29"> * test. The options include HDFS options to build mini dfs cluster, Zookeeper options to build mini</span> |
| <span class="source-line-no">030</span><span id="line-30"> * zk cluster, and mostly HBase options to build mini hbase cluster.</span> |
| <span class="source-line-no">031</span><span id="line-31"> * <p/></span> |
| <span class="source-line-no">032</span><span id="line-32"> * To create an object, use a {@link Builder}.</span> |
| <span class="source-line-no">033</span><span id="line-33"> * <p/></span> |
| <span class="source-line-no">034</span><span id="line-34"> * Example usage:</span> |
| <span class="source-line-no">035</span><span id="line-35"> *</span> |
| <span class="source-line-no">036</span><span id="line-36"> * <pre></span> |
| <span class="source-line-no">037</span><span id="line-37"> * StartTestingClusterOption option = StartTestingClusterOption.builder().</span> |
| <span class="source-line-no">038</span><span id="line-38"> * .numMasters(3).rsClass(MyRegionServer.class).createWALDir(true).build();</span> |
| <span class="source-line-no">039</span><span id="line-39"> * </pre></span> |
| <span class="source-line-no">040</span><span id="line-40"> *</span> |
| <span class="source-line-no">041</span><span id="line-41"> * Default values can be found in {@link Builder}.</span> |
| <span class="source-line-no">042</span><span id="line-42"> */</span> |
| <span class="source-line-no">043</span><span id="line-43">@InterfaceAudience.LimitedPrivate(HBaseInterfaceAudience.PHOENIX)</span> |
| <span class="source-line-no">044</span><span id="line-44">@InterfaceStability.Evolving</span> |
| <span class="source-line-no">045</span><span id="line-45">public final class StartTestingClusterOption {</span> |
| <span class="source-line-no">046</span><span id="line-46"> /**</span> |
| <span class="source-line-no">047</span><span id="line-47"> * Number of masters to start up. We'll start this many hbase masters. If numMasters > 1, you can</span> |
| <span class="source-line-no">048</span><span id="line-48"> * find the active/primary master with {@link SingleProcessHBaseCluster#getMaster()}.</span> |
| <span class="source-line-no">049</span><span id="line-49"> */</span> |
| <span class="source-line-no">050</span><span id="line-50"> private final int numMasters;</span> |
| <span class="source-line-no">051</span><span id="line-51"></span> |
| <span class="source-line-no">052</span><span id="line-52"> /**</span> |
| <span class="source-line-no">053</span><span id="line-53"> * Number of masters that always remain standby. These set of masters never transition to active</span> |
| <span class="source-line-no">054</span><span id="line-54"> * even if an active master does not exist. These are needed for testing scenarios where there are</span> |
| <span class="source-line-no">055</span><span id="line-55"> * no active masters in the cluster but the cluster connection (backed by master registry) should</span> |
| <span class="source-line-no">056</span><span id="line-56"> * still work.</span> |
| <span class="source-line-no">057</span><span id="line-57"> */</span> |
| <span class="source-line-no">058</span><span id="line-58"> private final int numAlwaysStandByMasters;</span> |
| <span class="source-line-no">059</span><span id="line-59"> /**</span> |
| <span class="source-line-no">060</span><span id="line-60"> * The class to use as HMaster, or null for default.</span> |
| <span class="source-line-no">061</span><span id="line-61"> */</span> |
| <span class="source-line-no">062</span><span id="line-62"> private final Class<? extends HMaster> masterClass;</span> |
| <span class="source-line-no">063</span><span id="line-63"></span> |
| <span class="source-line-no">064</span><span id="line-64"> /**</span> |
| <span class="source-line-no">065</span><span id="line-65"> * Number of region servers to start up. If this value is > 1, then make sure config</span> |
| <span class="source-line-no">066</span><span id="line-66"> * "hbase.regionserver.info.port" is -1 (i.e. no ui per regionserver) otherwise bind errors.</span> |
| <span class="source-line-no">067</span><span id="line-67"> */</span> |
| <span class="source-line-no">068</span><span id="line-68"> private final int numRegionServers;</span> |
| <span class="source-line-no">069</span><span id="line-69"> /**</span> |
| <span class="source-line-no">070</span><span id="line-70"> * Ports that RegionServer should use. Pass ports if you want to test cluster restart where for</span> |
| <span class="source-line-no">071</span><span id="line-71"> * sure the regionservers come up on same address+port (but just with different startcode); by</span> |
| <span class="source-line-no">072</span><span id="line-72"> * default mini hbase clusters choose new arbitrary ports on each cluster start.</span> |
| <span class="source-line-no">073</span><span id="line-73"> */</span> |
| <span class="source-line-no">074</span><span id="line-74"> private final List<Integer> rsPorts;</span> |
| <span class="source-line-no">075</span><span id="line-75"> /**</span> |
| <span class="source-line-no">076</span><span id="line-76"> * The class to use as HRegionServer, or null for default.</span> |
| <span class="source-line-no">077</span><span id="line-77"> */</span> |
| <span class="source-line-no">078</span><span id="line-78"> private Class<? extends SingleProcessHBaseCluster.MiniHBaseClusterRegionServer> rsClass;</span> |
| <span class="source-line-no">079</span><span id="line-79"></span> |
| <span class="source-line-no">080</span><span id="line-80"> /**</span> |
| <span class="source-line-no">081</span><span id="line-81"> * Number of datanodes. Used to create mini DSF cluster. Surpassed by {@link #dataNodeHosts} size.</span> |
| <span class="source-line-no">082</span><span id="line-82"> */</span> |
| <span class="source-line-no">083</span><span id="line-83"> private final int numDataNodes;</span> |
| <span class="source-line-no">084</span><span id="line-84"> /**</span> |
| <span class="source-line-no">085</span><span id="line-85"> * The hostnames of DataNodes to run on. This is useful if you want to run datanode on distinct</span> |
| <span class="source-line-no">086</span><span id="line-86"> * hosts for things like HDFS block location verification. If you start MiniDFSCluster without</span> |
| <span class="source-line-no">087</span><span id="line-87"> * host names, all instances of the datanodes will have the same host name.</span> |
| <span class="source-line-no">088</span><span id="line-88"> */</span> |
| <span class="source-line-no">089</span><span id="line-89"> private final String[] dataNodeHosts;</span> |
| <span class="source-line-no">090</span><span id="line-90"></span> |
| <span class="source-line-no">091</span><span id="line-91"> /**</span> |
| <span class="source-line-no">092</span><span id="line-92"> * Number of Zookeeper servers.</span> |
| <span class="source-line-no">093</span><span id="line-93"> */</span> |
| <span class="source-line-no">094</span><span id="line-94"> private final int numZkServers;</span> |
| <span class="source-line-no">095</span><span id="line-95"></span> |
| <span class="source-line-no">096</span><span id="line-96"> /**</span> |
| <span class="source-line-no">097</span><span id="line-97"> * Whether to create a new root or data directory path. If true, the newly created data directory</span> |
| <span class="source-line-no">098</span><span id="line-98"> * will be configured as HBase rootdir. This will overwrite existing root directory config.</span> |
| <span class="source-line-no">099</span><span id="line-99"> */</span> |
| <span class="source-line-no">100</span><span id="line-100"> private final boolean createRootDir;</span> |
| <span class="source-line-no">101</span><span id="line-101"></span> |
| <span class="source-line-no">102</span><span id="line-102"> /**</span> |
| <span class="source-line-no">103</span><span id="line-103"> * Whether to create a new WAL directory. If true, the newly created directory will be configured</span> |
| <span class="source-line-no">104</span><span id="line-104"> * as HBase wal.dir which is separate from HBase rootdir.</span> |
| <span class="source-line-no">105</span><span id="line-105"> */</span> |
| <span class="source-line-no">106</span><span id="line-106"> private final boolean createWALDir;</span> |
| <span class="source-line-no">107</span><span id="line-107"></span> |
| <span class="source-line-no">108</span><span id="line-108"> /**</span> |
| <span class="source-line-no">109</span><span id="line-109"> * Private constructor. Use {@link Builder#build()}.</span> |
| <span class="source-line-no">110</span><span id="line-110"> */</span> |
| <span class="source-line-no">111</span><span id="line-111"> private StartTestingClusterOption(int numMasters, int numAlwaysStandByMasters,</span> |
| <span class="source-line-no">112</span><span id="line-112"> Class<? extends HMaster> masterClass, int numRegionServers, List<Integer> rsPorts,</span> |
| <span class="source-line-no">113</span><span id="line-113"> Class<? extends SingleProcessHBaseCluster.MiniHBaseClusterRegionServer> rsClass,</span> |
| <span class="source-line-no">114</span><span id="line-114"> int numDataNodes, String[] dataNodeHosts, int numZkServers, boolean createRootDir,</span> |
| <span class="source-line-no">115</span><span id="line-115"> boolean createWALDir) {</span> |
| <span class="source-line-no">116</span><span id="line-116"> this.numMasters = numMasters;</span> |
| <span class="source-line-no">117</span><span id="line-117"> this.numAlwaysStandByMasters = numAlwaysStandByMasters;</span> |
| <span class="source-line-no">118</span><span id="line-118"> this.masterClass = masterClass;</span> |
| <span class="source-line-no">119</span><span id="line-119"> this.numRegionServers = numRegionServers;</span> |
| <span class="source-line-no">120</span><span id="line-120"> this.rsPorts = rsPorts;</span> |
| <span class="source-line-no">121</span><span id="line-121"> this.rsClass = rsClass;</span> |
| <span class="source-line-no">122</span><span id="line-122"> this.numDataNodes = numDataNodes;</span> |
| <span class="source-line-no">123</span><span id="line-123"> this.dataNodeHosts = dataNodeHosts;</span> |
| <span class="source-line-no">124</span><span id="line-124"> this.numZkServers = numZkServers;</span> |
| <span class="source-line-no">125</span><span id="line-125"> this.createRootDir = createRootDir;</span> |
| <span class="source-line-no">126</span><span id="line-126"> this.createWALDir = createWALDir;</span> |
| <span class="source-line-no">127</span><span id="line-127"> }</span> |
| <span class="source-line-no">128</span><span id="line-128"></span> |
| <span class="source-line-no">129</span><span id="line-129"> public int getNumMasters() {</span> |
| <span class="source-line-no">130</span><span id="line-130"> return numMasters;</span> |
| <span class="source-line-no">131</span><span id="line-131"> }</span> |
| <span class="source-line-no">132</span><span id="line-132"></span> |
| <span class="source-line-no">133</span><span id="line-133"> public int getNumAlwaysStandByMasters() {</span> |
| <span class="source-line-no">134</span><span id="line-134"> return numAlwaysStandByMasters;</span> |
| <span class="source-line-no">135</span><span id="line-135"> }</span> |
| <span class="source-line-no">136</span><span id="line-136"></span> |
| <span class="source-line-no">137</span><span id="line-137"> public Class<? extends HMaster> getMasterClass() {</span> |
| <span class="source-line-no">138</span><span id="line-138"> return masterClass;</span> |
| <span class="source-line-no">139</span><span id="line-139"> }</span> |
| <span class="source-line-no">140</span><span id="line-140"></span> |
| <span class="source-line-no">141</span><span id="line-141"> public int getNumRegionServers() {</span> |
| <span class="source-line-no">142</span><span id="line-142"> return numRegionServers;</span> |
| <span class="source-line-no">143</span><span id="line-143"> }</span> |
| <span class="source-line-no">144</span><span id="line-144"></span> |
| <span class="source-line-no">145</span><span id="line-145"> public List<Integer> getRsPorts() {</span> |
| <span class="source-line-no">146</span><span id="line-146"> return rsPorts;</span> |
| <span class="source-line-no">147</span><span id="line-147"> }</span> |
| <span class="source-line-no">148</span><span id="line-148"></span> |
| <span class="source-line-no">149</span><span id="line-149"> public Class<? extends SingleProcessHBaseCluster.MiniHBaseClusterRegionServer> getRsClass() {</span> |
| <span class="source-line-no">150</span><span id="line-150"> return rsClass;</span> |
| <span class="source-line-no">151</span><span id="line-151"> }</span> |
| <span class="source-line-no">152</span><span id="line-152"></span> |
| <span class="source-line-no">153</span><span id="line-153"> public int getNumDataNodes() {</span> |
| <span class="source-line-no">154</span><span id="line-154"> return numDataNodes;</span> |
| <span class="source-line-no">155</span><span id="line-155"> }</span> |
| <span class="source-line-no">156</span><span id="line-156"></span> |
| <span class="source-line-no">157</span><span id="line-157"> public String[] getDataNodeHosts() {</span> |
| <span class="source-line-no">158</span><span id="line-158"> return dataNodeHosts;</span> |
| <span class="source-line-no">159</span><span id="line-159"> }</span> |
| <span class="source-line-no">160</span><span id="line-160"></span> |
| <span class="source-line-no">161</span><span id="line-161"> public int getNumZkServers() {</span> |
| <span class="source-line-no">162</span><span id="line-162"> return numZkServers;</span> |
| <span class="source-line-no">163</span><span id="line-163"> }</span> |
| <span class="source-line-no">164</span><span id="line-164"></span> |
| <span class="source-line-no">165</span><span id="line-165"> public boolean isCreateRootDir() {</span> |
| <span class="source-line-no">166</span><span id="line-166"> return createRootDir;</span> |
| <span class="source-line-no">167</span><span id="line-167"> }</span> |
| <span class="source-line-no">168</span><span id="line-168"></span> |
| <span class="source-line-no">169</span><span id="line-169"> public boolean isCreateWALDir() {</span> |
| <span class="source-line-no">170</span><span id="line-170"> return createWALDir;</span> |
| <span class="source-line-no">171</span><span id="line-171"> }</span> |
| <span class="source-line-no">172</span><span id="line-172"></span> |
| <span class="source-line-no">173</span><span id="line-173"> @Override</span> |
| <span class="source-line-no">174</span><span id="line-174"> public String toString() {</span> |
| <span class="source-line-no">175</span><span id="line-175"> return "StartMiniClusterOption{" + "numMasters=" + numMasters + ", masterClass=" + masterClass</span> |
| <span class="source-line-no">176</span><span id="line-176"> + ", numRegionServers=" + numRegionServers + ", rsPorts=" + StringUtils.join(rsPorts)</span> |
| <span class="source-line-no">177</span><span id="line-177"> + ", rsClass=" + rsClass + ", numDataNodes=" + numDataNodes + ", dataNodeHosts="</span> |
| <span class="source-line-no">178</span><span id="line-178"> + Arrays.toString(dataNodeHosts) + ", numZkServers=" + numZkServers + ", createRootDir="</span> |
| <span class="source-line-no">179</span><span id="line-179"> + createRootDir + ", createWALDir=" + createWALDir + '}';</span> |
| <span class="source-line-no">180</span><span id="line-180"> }</span> |
| <span class="source-line-no">181</span><span id="line-181"></span> |
| <span class="source-line-no">182</span><span id="line-182"> /**</span> |
| <span class="source-line-no">183</span><span id="line-183"> * Returns a new builder.</span> |
| <span class="source-line-no">184</span><span id="line-184"> */</span> |
| <span class="source-line-no">185</span><span id="line-185"> public static Builder builder() {</span> |
| <span class="source-line-no">186</span><span id="line-186"> return new Builder();</span> |
| <span class="source-line-no">187</span><span id="line-187"> }</span> |
| <span class="source-line-no">188</span><span id="line-188"></span> |
| <span class="source-line-no">189</span><span id="line-189"> /**</span> |
| <span class="source-line-no">190</span><span id="line-190"> * Builder pattern for creating an {@link StartTestingClusterOption}.</span> |
| <span class="source-line-no">191</span><span id="line-191"> * <p/></span> |
| <span class="source-line-no">192</span><span id="line-192"> * The default values of its fields should be considered public and constant. Changing the default</span> |
| <span class="source-line-no">193</span><span id="line-193"> * values may cause other tests fail.</span> |
| <span class="source-line-no">194</span><span id="line-194"> */</span> |
| <span class="source-line-no">195</span><span id="line-195"> public static final class Builder {</span> |
| <span class="source-line-no">196</span><span id="line-196"> private int numMasters = 1;</span> |
| <span class="source-line-no">197</span><span id="line-197"> private int numAlwaysStandByMasters = 0;</span> |
| <span class="source-line-no">198</span><span id="line-198"> private Class<? extends HMaster> masterClass = null;</span> |
| <span class="source-line-no">199</span><span id="line-199"> private int numRegionServers = 1;</span> |
| <span class="source-line-no">200</span><span id="line-200"> private List<Integer> rsPorts = null;</span> |
| <span class="source-line-no">201</span><span id="line-201"> private Class<? extends SingleProcessHBaseCluster.MiniHBaseClusterRegionServer> rsClass = null;</span> |
| <span class="source-line-no">202</span><span id="line-202"> private int numDataNodes = 1;</span> |
| <span class="source-line-no">203</span><span id="line-203"> private String[] dataNodeHosts = null;</span> |
| <span class="source-line-no">204</span><span id="line-204"> private int numZkServers = 1;</span> |
| <span class="source-line-no">205</span><span id="line-205"> private boolean createRootDir = false;</span> |
| <span class="source-line-no">206</span><span id="line-206"> private boolean createWALDir = false;</span> |
| <span class="source-line-no">207</span><span id="line-207"></span> |
| <span class="source-line-no">208</span><span id="line-208"> private Builder() {</span> |
| <span class="source-line-no">209</span><span id="line-209"> }</span> |
| <span class="source-line-no">210</span><span id="line-210"></span> |
| <span class="source-line-no">211</span><span id="line-211"> public StartTestingClusterOption build() {</span> |
| <span class="source-line-no">212</span><span id="line-212"> if (dataNodeHosts != null && dataNodeHosts.length != 0) {</span> |
| <span class="source-line-no">213</span><span id="line-213"> numDataNodes = dataNodeHosts.length;</span> |
| <span class="source-line-no">214</span><span id="line-214"> }</span> |
| <span class="source-line-no">215</span><span id="line-215"> return new StartTestingClusterOption(numMasters, numAlwaysStandByMasters, masterClass,</span> |
| <span class="source-line-no">216</span><span id="line-216"> numRegionServers, rsPorts, rsClass, numDataNodes, dataNodeHosts, numZkServers,</span> |
| <span class="source-line-no">217</span><span id="line-217"> createRootDir, createWALDir);</span> |
| <span class="source-line-no">218</span><span id="line-218"> }</span> |
| <span class="source-line-no">219</span><span id="line-219"></span> |
| <span class="source-line-no">220</span><span id="line-220"> public Builder numMasters(int numMasters) {</span> |
| <span class="source-line-no">221</span><span id="line-221"> this.numMasters = numMasters;</span> |
| <span class="source-line-no">222</span><span id="line-222"> return this;</span> |
| <span class="source-line-no">223</span><span id="line-223"> }</span> |
| <span class="source-line-no">224</span><span id="line-224"></span> |
| <span class="source-line-no">225</span><span id="line-225"> public Builder numAlwaysStandByMasters(int numAlwaysStandByMasters) {</span> |
| <span class="source-line-no">226</span><span id="line-226"> this.numAlwaysStandByMasters = numAlwaysStandByMasters;</span> |
| <span class="source-line-no">227</span><span id="line-227"> return this;</span> |
| <span class="source-line-no">228</span><span id="line-228"> }</span> |
| <span class="source-line-no">229</span><span id="line-229"></span> |
| <span class="source-line-no">230</span><span id="line-230"> public Builder masterClass(Class<? extends HMaster> masterClass) {</span> |
| <span class="source-line-no">231</span><span id="line-231"> this.masterClass = masterClass;</span> |
| <span class="source-line-no">232</span><span id="line-232"> return this;</span> |
| <span class="source-line-no">233</span><span id="line-233"> }</span> |
| <span class="source-line-no">234</span><span id="line-234"></span> |
| <span class="source-line-no">235</span><span id="line-235"> public Builder numRegionServers(int numRegionServers) {</span> |
| <span class="source-line-no">236</span><span id="line-236"> this.numRegionServers = numRegionServers;</span> |
| <span class="source-line-no">237</span><span id="line-237"> return this;</span> |
| <span class="source-line-no">238</span><span id="line-238"> }</span> |
| <span class="source-line-no">239</span><span id="line-239"></span> |
| <span class="source-line-no">240</span><span id="line-240"> public Builder rsPorts(List<Integer> rsPorts) {</span> |
| <span class="source-line-no">241</span><span id="line-241"> this.rsPorts = rsPorts;</span> |
| <span class="source-line-no">242</span><span id="line-242"> return this;</span> |
| <span class="source-line-no">243</span><span id="line-243"> }</span> |
| <span class="source-line-no">244</span><span id="line-244"></span> |
| <span class="source-line-no">245</span><span id="line-245"> public Builder</span> |
| <span class="source-line-no">246</span><span id="line-246"> rsClass(Class<? extends SingleProcessHBaseCluster.MiniHBaseClusterRegionServer> rsClass) {</span> |
| <span class="source-line-no">247</span><span id="line-247"> this.rsClass = rsClass;</span> |
| <span class="source-line-no">248</span><span id="line-248"> return this;</span> |
| <span class="source-line-no">249</span><span id="line-249"> }</span> |
| <span class="source-line-no">250</span><span id="line-250"></span> |
| <span class="source-line-no">251</span><span id="line-251"> public Builder numDataNodes(int numDataNodes) {</span> |
| <span class="source-line-no">252</span><span id="line-252"> this.numDataNodes = numDataNodes;</span> |
| <span class="source-line-no">253</span><span id="line-253"> return this;</span> |
| <span class="source-line-no">254</span><span id="line-254"> }</span> |
| <span class="source-line-no">255</span><span id="line-255"></span> |
| <span class="source-line-no">256</span><span id="line-256"> public Builder dataNodeHosts(String[] dataNodeHosts) {</span> |
| <span class="source-line-no">257</span><span id="line-257"> this.dataNodeHosts = dataNodeHosts;</span> |
| <span class="source-line-no">258</span><span id="line-258"> return this;</span> |
| <span class="source-line-no">259</span><span id="line-259"> }</span> |
| <span class="source-line-no">260</span><span id="line-260"></span> |
| <span class="source-line-no">261</span><span id="line-261"> public Builder numZkServers(int numZkServers) {</span> |
| <span class="source-line-no">262</span><span id="line-262"> this.numZkServers = numZkServers;</span> |
| <span class="source-line-no">263</span><span id="line-263"> return this;</span> |
| <span class="source-line-no">264</span><span id="line-264"> }</span> |
| <span class="source-line-no">265</span><span id="line-265"></span> |
| <span class="source-line-no">266</span><span id="line-266"> public Builder numWorkers(int numWorkers) {</span> |
| <span class="source-line-no">267</span><span id="line-267"> return numDataNodes(numWorkers).numRegionServers(numWorkers);</span> |
| <span class="source-line-no">268</span><span id="line-268"> }</span> |
| <span class="source-line-no">269</span><span id="line-269"></span> |
| <span class="source-line-no">270</span><span id="line-270"> public Builder createRootDir(boolean createRootDir) {</span> |
| <span class="source-line-no">271</span><span id="line-271"> this.createRootDir = createRootDir;</span> |
| <span class="source-line-no">272</span><span id="line-272"> return this;</span> |
| <span class="source-line-no">273</span><span id="line-273"> }</span> |
| <span class="source-line-no">274</span><span id="line-274"></span> |
| <span class="source-line-no">275</span><span id="line-275"> public Builder createWALDir(boolean createWALDir) {</span> |
| <span class="source-line-no">276</span><span id="line-276"> this.createWALDir = createWALDir;</span> |
| <span class="source-line-no">277</span><span id="line-277"> return this;</span> |
| <span class="source-line-no">278</span><span id="line-278"> }</span> |
| <span class="source-line-no">279</span><span id="line-279"> }</span> |
| <span class="source-line-no">280</span><span id="line-280"></span> |
| <span class="source-line-no">281</span><span id="line-281">}</span> |
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| </pre> |
| </div> |
| </main> |
| </body> |
| </html> |
