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From git-site-r...@apache.org
Subject [25/51] [partial] hbase-site git commit: Published site at .
Date Tue, 10 Oct 2017 15:25:50 GMT
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/9e2ced84/devapidocs/src-html/org/apache/hadoop/hbase/client/RawAsyncTableImpl.CheckAndMutateBuilderImpl.html
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@@ -0,0 +1,650 @@
+<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
+<html lang="en">
+<head>
+<title>Source code</title>
+<link rel="stylesheet" type="text/css" href="../../../../../../stylesheet.css" title="Style">
+</head>
+<body>
+<div class="sourceContainer">
+<pre><span class="sourceLineNo">001</span>/**<a name="line.1"></a>
+<span class="sourceLineNo">002</span> * Licensed to the Apache Software Foundation (ASF) under one<a name="line.2"></a>
+<span class="sourceLineNo">003</span> * or more contributor license agreements.  See the NOTICE file<a name="line.3"></a>
+<span class="sourceLineNo">004</span> * distributed with this work for additional information<a name="line.4"></a>
+<span class="sourceLineNo">005</span> * regarding copyright ownership.  The ASF licenses this file<a name="line.5"></a>
+<span class="sourceLineNo">006</span> * to you under the Apache License, Version 2.0 (the<a name="line.6"></a>
+<span class="sourceLineNo">007</span> * "License"); you may not use this file except in compliance<a name="line.7"></a>
+<span class="sourceLineNo">008</span> * with the License.  You may obtain a copy of the License at<a name="line.8"></a>
+<span class="sourceLineNo">009</span> *<a name="line.9"></a>
+<span class="sourceLineNo">010</span> *     http://www.apache.org/licenses/LICENSE-2.0<a name="line.10"></a>
+<span class="sourceLineNo">011</span> *<a name="line.11"></a>
+<span class="sourceLineNo">012</span> * Unless required by applicable law or agreed to in writing, software<a name="line.12"></a>
+<span class="sourceLineNo">013</span> * distributed under the License is distributed on an "AS IS" BASIS,<a name="line.13"></a>
+<span class="sourceLineNo">014</span> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.<a name="line.14"></a>
+<span class="sourceLineNo">015</span> * See the License for the specific language governing permissions and<a name="line.15"></a>
+<span class="sourceLineNo">016</span> * limitations under the License.<a name="line.16"></a>
+<span class="sourceLineNo">017</span> */<a name="line.17"></a>
+<span class="sourceLineNo">018</span>package org.apache.hadoop.hbase.client;<a name="line.18"></a>
+<span class="sourceLineNo">019</span><a name="line.19"></a>
+<span class="sourceLineNo">020</span>import static java.util.stream.Collectors.toList;<a name="line.20"></a>
+<span class="sourceLineNo">021</span>import static org.apache.hadoop.hbase.HConstants.EMPTY_END_ROW;<a name="line.21"></a>
+<span class="sourceLineNo">022</span>import static org.apache.hadoop.hbase.HConstants.EMPTY_START_ROW;<a name="line.22"></a>
+<span class="sourceLineNo">023</span>import static org.apache.hadoop.hbase.client.ConnectionUtils.checkHasFamilies;<a name="line.23"></a>
+<span class="sourceLineNo">024</span>import static org.apache.hadoop.hbase.client.ConnectionUtils.isEmptyStopRow;<a name="line.24"></a>
+<span class="sourceLineNo">025</span><a name="line.25"></a>
+<span class="sourceLineNo">026</span>import com.google.protobuf.RpcChannel;<a name="line.26"></a>
+<span class="sourceLineNo">027</span><a name="line.27"></a>
+<span class="sourceLineNo">028</span>import java.io.IOException;<a name="line.28"></a>
+<span class="sourceLineNo">029</span>import java.util.ArrayList;<a name="line.29"></a>
+<span class="sourceLineNo">030</span>import java.util.Arrays;<a name="line.30"></a>
+<span class="sourceLineNo">031</span>import java.util.List;<a name="line.31"></a>
+<span class="sourceLineNo">032</span>import java.util.Optional;<a name="line.32"></a>
+<span class="sourceLineNo">033</span>import java.util.concurrent.CompletableFuture;<a name="line.33"></a>
+<span class="sourceLineNo">034</span>import java.util.concurrent.TimeUnit;<a name="line.34"></a>
+<span class="sourceLineNo">035</span>import java.util.concurrent.atomic.AtomicBoolean;<a name="line.35"></a>
+<span class="sourceLineNo">036</span>import java.util.concurrent.atomic.AtomicInteger;<a name="line.36"></a>
+<span class="sourceLineNo">037</span>import java.util.function.Function;<a name="line.37"></a>
+<span class="sourceLineNo">038</span><a name="line.38"></a>
+<span class="sourceLineNo">039</span>import org.apache.hadoop.conf.Configuration;<a name="line.39"></a>
+<span class="sourceLineNo">040</span>import org.apache.hadoop.hbase.CompareOperator;<a name="line.40"></a>
+<span class="sourceLineNo">041</span>import org.apache.hadoop.hbase.HRegionLocation;<a name="line.41"></a>
+<span class="sourceLineNo">042</span>import org.apache.hadoop.hbase.TableName;<a name="line.42"></a>
+<span class="sourceLineNo">043</span>import org.apache.hadoop.hbase.client.AsyncRpcRetryingCallerFactory.SingleRequestCallerBuilder;<a name="line.43"></a>
+<span class="sourceLineNo">044</span>import org.apache.hadoop.hbase.filter.BinaryComparator;<a name="line.44"></a>
+<span class="sourceLineNo">045</span>import org.apache.hadoop.hbase.ipc.HBaseRpcController;<a name="line.45"></a>
+<span class="sourceLineNo">046</span>import org.apache.hadoop.hbase.util.Bytes;<a name="line.46"></a>
+<span class="sourceLineNo">047</span>import org.apache.hadoop.hbase.util.ReflectionUtils;<a name="line.47"></a>
+<span class="sourceLineNo">048</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.48"></a>
+<span class="sourceLineNo">049</span><a name="line.49"></a>
+<span class="sourceLineNo">050</span>import org.apache.hadoop.hbase.shaded.com.google.common.base.Preconditions;<a name="line.50"></a>
+<span class="sourceLineNo">051</span>import org.apache.hadoop.hbase.shaded.com.google.protobuf.RpcCallback;<a name="line.51"></a>
+<span class="sourceLineNo">052</span>import org.apache.hadoop.hbase.shaded.protobuf.ProtobufUtil;<a name="line.52"></a>
+<span class="sourceLineNo">053</span>import org.apache.hadoop.hbase.shaded.protobuf.RequestConverter;<a name="line.53"></a>
+<span class="sourceLineNo">054</span>import org.apache.hadoop.hbase.shaded.protobuf.ResponseConverter;<a name="line.54"></a>
+<span class="sourceLineNo">055</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.ClientProtos.ClientService;<a name="line.55"></a>
+<span class="sourceLineNo">056</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.ClientProtos.GetRequest;<a name="line.56"></a>
+<span class="sourceLineNo">057</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.ClientProtos.GetResponse;<a name="line.57"></a>
+<span class="sourceLineNo">058</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.ClientProtos.MultiRequest;<a name="line.58"></a>
+<span class="sourceLineNo">059</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.ClientProtos.MultiResponse;<a name="line.59"></a>
+<span class="sourceLineNo">060</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.ClientProtos.MutateRequest;<a name="line.60"></a>
+<span class="sourceLineNo">061</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.ClientProtos.MutateResponse;<a name="line.61"></a>
+<span class="sourceLineNo">062</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.ClientProtos.RegionAction;<a name="line.62"></a>
+<span class="sourceLineNo">063</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.HBaseProtos.CompareType;<a name="line.63"></a>
+<span class="sourceLineNo">064</span><a name="line.64"></a>
+<span class="sourceLineNo">065</span>/**<a name="line.65"></a>
+<span class="sourceLineNo">066</span> * The implementation of RawAsyncTable.<a name="line.66"></a>
+<span class="sourceLineNo">067</span> */<a name="line.67"></a>
+<span class="sourceLineNo">068</span>@InterfaceAudience.Private<a name="line.68"></a>
+<span class="sourceLineNo">069</span>class RawAsyncTableImpl implements RawAsyncTable {<a name="line.69"></a>
+<span class="sourceLineNo">070</span><a name="line.70"></a>
+<span class="sourceLineNo">071</span>  private final AsyncConnectionImpl conn;<a name="line.71"></a>
+<span class="sourceLineNo">072</span><a name="line.72"></a>
+<span class="sourceLineNo">073</span>  private final TableName tableName;<a name="line.73"></a>
+<span class="sourceLineNo">074</span><a name="line.74"></a>
+<span class="sourceLineNo">075</span>  private final int defaultScannerCaching;<a name="line.75"></a>
+<span class="sourceLineNo">076</span><a name="line.76"></a>
+<span class="sourceLineNo">077</span>  private final long defaultScannerMaxResultSize;<a name="line.77"></a>
+<span class="sourceLineNo">078</span><a name="line.78"></a>
+<span class="sourceLineNo">079</span>  private final long rpcTimeoutNs;<a name="line.79"></a>
+<span class="sourceLineNo">080</span><a name="line.80"></a>
+<span class="sourceLineNo">081</span>  private final long readRpcTimeoutNs;<a name="line.81"></a>
+<span class="sourceLineNo">082</span><a name="line.82"></a>
+<span class="sourceLineNo">083</span>  private final long writeRpcTimeoutNs;<a name="line.83"></a>
+<span class="sourceLineNo">084</span><a name="line.84"></a>
+<span class="sourceLineNo">085</span>  private final long operationTimeoutNs;<a name="line.85"></a>
+<span class="sourceLineNo">086</span><a name="line.86"></a>
+<span class="sourceLineNo">087</span>  private final long scanTimeoutNs;<a name="line.87"></a>
+<span class="sourceLineNo">088</span><a name="line.88"></a>
+<span class="sourceLineNo">089</span>  private final long pauseNs;<a name="line.89"></a>
+<span class="sourceLineNo">090</span><a name="line.90"></a>
+<span class="sourceLineNo">091</span>  private final int maxAttempts;<a name="line.91"></a>
+<span class="sourceLineNo">092</span><a name="line.92"></a>
+<span class="sourceLineNo">093</span>  private final int startLogErrorsCnt;<a name="line.93"></a>
+<span class="sourceLineNo">094</span><a name="line.94"></a>
+<span class="sourceLineNo">095</span>  RawAsyncTableImpl(AsyncConnectionImpl conn, AsyncTableBuilderBase&lt;?&gt; builder) {<a name="line.95"></a>
+<span class="sourceLineNo">096</span>    this.conn = conn;<a name="line.96"></a>
+<span class="sourceLineNo">097</span>    this.tableName = builder.tableName;<a name="line.97"></a>
+<span class="sourceLineNo">098</span>    this.rpcTimeoutNs = builder.rpcTimeoutNs;<a name="line.98"></a>
+<span class="sourceLineNo">099</span>    this.readRpcTimeoutNs = builder.readRpcTimeoutNs;<a name="line.99"></a>
+<span class="sourceLineNo">100</span>    this.writeRpcTimeoutNs = builder.writeRpcTimeoutNs;<a name="line.100"></a>
+<span class="sourceLineNo">101</span>    this.operationTimeoutNs = builder.operationTimeoutNs;<a name="line.101"></a>
+<span class="sourceLineNo">102</span>    this.scanTimeoutNs = builder.scanTimeoutNs;<a name="line.102"></a>
+<span class="sourceLineNo">103</span>    this.pauseNs = builder.pauseNs;<a name="line.103"></a>
+<span class="sourceLineNo">104</span>    this.maxAttempts = builder.maxAttempts;<a name="line.104"></a>
+<span class="sourceLineNo">105</span>    this.startLogErrorsCnt = builder.startLogErrorsCnt;<a name="line.105"></a>
+<span class="sourceLineNo">106</span>    this.defaultScannerCaching = tableName.isSystemTable() ? conn.connConf.getMetaScannerCaching()<a name="line.106"></a>
+<span class="sourceLineNo">107</span>        : conn.connConf.getScannerCaching();<a name="line.107"></a>
+<span class="sourceLineNo">108</span>    this.defaultScannerMaxResultSize = conn.connConf.getScannerMaxResultSize();<a name="line.108"></a>
+<span class="sourceLineNo">109</span>  }<a name="line.109"></a>
+<span class="sourceLineNo">110</span><a name="line.110"></a>
+<span class="sourceLineNo">111</span>  @Override<a name="line.111"></a>
+<span class="sourceLineNo">112</span>  public TableName getName() {<a name="line.112"></a>
+<span class="sourceLineNo">113</span>    return tableName;<a name="line.113"></a>
+<span class="sourceLineNo">114</span>  }<a name="line.114"></a>
+<span class="sourceLineNo">115</span><a name="line.115"></a>
+<span class="sourceLineNo">116</span>  @Override<a name="line.116"></a>
+<span class="sourceLineNo">117</span>  public Configuration getConfiguration() {<a name="line.117"></a>
+<span class="sourceLineNo">118</span>    return conn.getConfiguration();<a name="line.118"></a>
+<span class="sourceLineNo">119</span>  }<a name="line.119"></a>
+<span class="sourceLineNo">120</span><a name="line.120"></a>
+<span class="sourceLineNo">121</span>  @FunctionalInterface<a name="line.121"></a>
+<span class="sourceLineNo">122</span>  private interface Converter&lt;D, I, S&gt; {<a name="line.122"></a>
+<span class="sourceLineNo">123</span>    D convert(I info, S src) throws IOException;<a name="line.123"></a>
+<span class="sourceLineNo">124</span>  }<a name="line.124"></a>
+<span class="sourceLineNo">125</span><a name="line.125"></a>
+<span class="sourceLineNo">126</span>  @FunctionalInterface<a name="line.126"></a>
+<span class="sourceLineNo">127</span>  private interface RpcCall&lt;RESP, REQ&gt; {<a name="line.127"></a>
+<span class="sourceLineNo">128</span>    void call(ClientService.Interface stub, HBaseRpcController controller, REQ req,<a name="line.128"></a>
+<span class="sourceLineNo">129</span>        RpcCallback&lt;RESP&gt; done);<a name="line.129"></a>
+<span class="sourceLineNo">130</span>  }<a name="line.130"></a>
+<span class="sourceLineNo">131</span><a name="line.131"></a>
+<span class="sourceLineNo">132</span>  private static &lt;REQ, PREQ, PRESP, RESP&gt; CompletableFuture&lt;RESP&gt; call(<a name="line.132"></a>
+<span class="sourceLineNo">133</span>      HBaseRpcController controller, HRegionLocation loc, ClientService.Interface stub, REQ req,<a name="line.133"></a>
+<span class="sourceLineNo">134</span>      Converter&lt;PREQ, byte[], REQ&gt; reqConvert, RpcCall&lt;PRESP, PREQ&gt; rpcCall,<a name="line.134"></a>
+<span class="sourceLineNo">135</span>      Converter&lt;RESP, HBaseRpcController, PRESP&gt; respConverter) {<a name="line.135"></a>
+<span class="sourceLineNo">136</span>    CompletableFuture&lt;RESP&gt; future = new CompletableFuture&lt;&gt;();<a name="line.136"></a>
+<span class="sourceLineNo">137</span>    try {<a name="line.137"></a>
+<span class="sourceLineNo">138</span>      rpcCall.call(stub, controller, reqConvert.convert(loc.getRegion().getRegionName(), req),<a name="line.138"></a>
+<span class="sourceLineNo">139</span>        new RpcCallback&lt;PRESP&gt;() {<a name="line.139"></a>
+<span class="sourceLineNo">140</span><a name="line.140"></a>
+<span class="sourceLineNo">141</span>          @Override<a name="line.141"></a>
+<span class="sourceLineNo">142</span>          public void run(PRESP resp) {<a name="line.142"></a>
+<span class="sourceLineNo">143</span>            if (controller.failed()) {<a name="line.143"></a>
+<span class="sourceLineNo">144</span>              future.completeExceptionally(controller.getFailed());<a name="line.144"></a>
+<span class="sourceLineNo">145</span>            } else {<a name="line.145"></a>
+<span class="sourceLineNo">146</span>              try {<a name="line.146"></a>
+<span class="sourceLineNo">147</span>                future.complete(respConverter.convert(controller, resp));<a name="line.147"></a>
+<span class="sourceLineNo">148</span>              } catch (IOException e) {<a name="line.148"></a>
+<span class="sourceLineNo">149</span>                future.completeExceptionally(e);<a name="line.149"></a>
+<span class="sourceLineNo">150</span>              }<a name="line.150"></a>
+<span class="sourceLineNo">151</span>            }<a name="line.151"></a>
+<span class="sourceLineNo">152</span>          }<a name="line.152"></a>
+<span class="sourceLineNo">153</span>        });<a name="line.153"></a>
+<span class="sourceLineNo">154</span>    } catch (IOException e) {<a name="line.154"></a>
+<span class="sourceLineNo">155</span>      future.completeExceptionally(e);<a name="line.155"></a>
+<span class="sourceLineNo">156</span>    }<a name="line.156"></a>
+<span class="sourceLineNo">157</span>    return future;<a name="line.157"></a>
+<span class="sourceLineNo">158</span>  }<a name="line.158"></a>
+<span class="sourceLineNo">159</span><a name="line.159"></a>
+<span class="sourceLineNo">160</span>  private static &lt;REQ, RESP&gt; CompletableFuture&lt;RESP&gt; mutate(HBaseRpcController controller,<a name="line.160"></a>
+<span class="sourceLineNo">161</span>      HRegionLocation loc, ClientService.Interface stub, REQ req,<a name="line.161"></a>
+<span class="sourceLineNo">162</span>      Converter&lt;MutateRequest, byte[], REQ&gt; reqConvert,<a name="line.162"></a>
+<span class="sourceLineNo">163</span>      Converter&lt;RESP, HBaseRpcController, MutateResponse&gt; respConverter) {<a name="line.163"></a>
+<span class="sourceLineNo">164</span>    return call(controller, loc, stub, req, reqConvert, (s, c, r, done) -&gt; s.mutate(c, r, done),<a name="line.164"></a>
+<span class="sourceLineNo">165</span>      respConverter);<a name="line.165"></a>
+<span class="sourceLineNo">166</span>  }<a name="line.166"></a>
+<span class="sourceLineNo">167</span><a name="line.167"></a>
+<span class="sourceLineNo">168</span>  private static &lt;REQ&gt; CompletableFuture&lt;Void&gt; voidMutate(HBaseRpcController controller,<a name="line.168"></a>
+<span class="sourceLineNo">169</span>      HRegionLocation loc, ClientService.Interface stub, REQ req,<a name="line.169"></a>
+<span class="sourceLineNo">170</span>      Converter&lt;MutateRequest, byte[], REQ&gt; reqConvert) {<a name="line.170"></a>
+<span class="sourceLineNo">171</span>    return mutate(controller, loc, stub, req, reqConvert, (c, resp) -&gt; {<a name="line.171"></a>
+<span class="sourceLineNo">172</span>      return null;<a name="line.172"></a>
+<span class="sourceLineNo">173</span>    });<a name="line.173"></a>
+<span class="sourceLineNo">174</span>  }<a name="line.174"></a>
+<span class="sourceLineNo">175</span><a name="line.175"></a>
+<span class="sourceLineNo">176</span>  private static Result toResult(HBaseRpcController controller, MutateResponse resp)<a name="line.176"></a>
+<span class="sourceLineNo">177</span>      throws IOException {<a name="line.177"></a>
+<span class="sourceLineNo">178</span>    if (!resp.hasResult()) {<a name="line.178"></a>
+<span class="sourceLineNo">179</span>      return null;<a name="line.179"></a>
+<span class="sourceLineNo">180</span>    }<a name="line.180"></a>
+<span class="sourceLineNo">181</span>    return ProtobufUtil.toResult(resp.getResult(), controller.cellScanner());<a name="line.181"></a>
+<span class="sourceLineNo">182</span>  }<a name="line.182"></a>
+<span class="sourceLineNo">183</span><a name="line.183"></a>
+<span class="sourceLineNo">184</span>  @FunctionalInterface<a name="line.184"></a>
+<span class="sourceLineNo">185</span>  private interface NoncedConverter&lt;D, I, S&gt; {<a name="line.185"></a>
+<span class="sourceLineNo">186</span>    D convert(I info, S src, long nonceGroup, long nonce) throws IOException;<a name="line.186"></a>
+<span class="sourceLineNo">187</span>  }<a name="line.187"></a>
+<span class="sourceLineNo">188</span><a name="line.188"></a>
+<span class="sourceLineNo">189</span>  private &lt;REQ, RESP&gt; CompletableFuture&lt;RESP&gt; noncedMutate(HBaseRpcController controller,<a name="line.189"></a>
+<span class="sourceLineNo">190</span>      HRegionLocation loc, ClientService.Interface stub, REQ req,<a name="line.190"></a>
+<span class="sourceLineNo">191</span>      NoncedConverter&lt;MutateRequest, byte[], REQ&gt; reqConvert,<a name="line.191"></a>
+<span class="sourceLineNo">192</span>      Converter&lt;RESP, HBaseRpcController, MutateResponse&gt; respConverter) {<a name="line.192"></a>
+<span class="sourceLineNo">193</span>    long nonceGroup = conn.getNonceGenerator().getNonceGroup();<a name="line.193"></a>
+<span class="sourceLineNo">194</span>    long nonce = conn.getNonceGenerator().newNonce();<a name="line.194"></a>
+<span class="sourceLineNo">195</span>    return mutate(controller, loc, stub, req,<a name="line.195"></a>
+<span class="sourceLineNo">196</span>      (info, src) -&gt; reqConvert.convert(info, src, nonceGroup, nonce), respConverter);<a name="line.196"></a>
+<span class="sourceLineNo">197</span>  }<a name="line.197"></a>
+<span class="sourceLineNo">198</span><a name="line.198"></a>
+<span class="sourceLineNo">199</span>  private &lt;T&gt; SingleRequestCallerBuilder&lt;T&gt; newCaller(byte[] row, long rpcTimeoutNs) {<a name="line.199"></a>
+<span class="sourceLineNo">200</span>    return conn.callerFactory.&lt;T&gt; single().table(tableName).row(row)<a name="line.200"></a>
+<span class="sourceLineNo">201</span>        .rpcTimeout(rpcTimeoutNs, TimeUnit.NANOSECONDS)<a name="line.201"></a>
+<span class="sourceLineNo">202</span>        .operationTimeout(operationTimeoutNs, TimeUnit.NANOSECONDS)<a name="line.202"></a>
+<span class="sourceLineNo">203</span>        .pause(pauseNs, TimeUnit.NANOSECONDS).maxAttempts(maxAttempts)<a name="line.203"></a>
+<span class="sourceLineNo">204</span>        .startLogErrorsCnt(startLogErrorsCnt);<a name="line.204"></a>
+<span class="sourceLineNo">205</span>  }<a name="line.205"></a>
+<span class="sourceLineNo">206</span><a name="line.206"></a>
+<span class="sourceLineNo">207</span>  private &lt;T&gt; SingleRequestCallerBuilder&lt;T&gt; newCaller(Row row, long rpcTimeoutNs) {<a name="line.207"></a>
+<span class="sourceLineNo">208</span>    return newCaller(row.getRow(), rpcTimeoutNs);<a name="line.208"></a>
+<span class="sourceLineNo">209</span>  }<a name="line.209"></a>
+<span class="sourceLineNo">210</span><a name="line.210"></a>
+<span class="sourceLineNo">211</span>  @Override<a name="line.211"></a>
+<span class="sourceLineNo">212</span>  public CompletableFuture&lt;Result&gt; get(Get get) {<a name="line.212"></a>
+<span class="sourceLineNo">213</span>    return this.&lt;Result&gt; newCaller(get, readRpcTimeoutNs)<a name="line.213"></a>
+<span class="sourceLineNo">214</span>        .action((controller, loc, stub) -&gt; RawAsyncTableImpl<a name="line.214"></a>
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+<span class="sourceLineNo">485</span><a name="line.485"></a>
+<span class="sourceLineNo">486</span>  @Override<a name="line.486"></a>
+<span class="sourceLineNo">487</span>  public long getScanTimeout(TimeUnit unit) {<a name="line.487"></a>
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+<span class="sourceLineNo">489</span>  }<a name="line.489"></a>
+<span class="sourceLineNo">490</span><a name="line.490"></a>
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+<span class="sourceLineNo">492</span>      CoprocessorCallable&lt;S, R&gt; callable, RegionInfo region, byte[] row) {<a name="line.492"></a>
+<span class="sourceLineNo">493</span>    RegionCoprocessorRpcChannelImpl channel = new RegionCoprocessorRpcChannelImpl(conn, tableName,<a name="line.493"></a>
+<span class="sourceLineNo">494</span>        region, row, rpcTimeoutNs, operationTimeoutNs);<a name="line.494"></a>
+<span class="sourceLineNo">495</span>    S stub = stubMaker.apply(channel);<a name="line.495"></a>
+<span class="sourceLineNo">496</span>    CompletableFuture&lt;R&gt; future = new CompletableFuture&lt;&gt;();<a name="line.496"></a>
+<span class="sourceLineNo">497</span>    ClientCoprocessorRpcController controller = new ClientCoprocessorRpcController();<a name="line.497"></a>
+<span class="sourceLineNo">498</span>    callable.call(stub, controller, resp -&gt; {<a name="line.498"></a>
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+<span class="sourceLineNo">504</span>    });<a name="line.504"></a>
+<span class="sourceLineNo">505</span>    return future;<a name="line.505"></a>
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+<span class="sourceLineNo">507</span><a name="line.507"></a>
+<span class="sourceLineNo">508</span>  @Override<a name="line.508"></a>
+<span class="sourceLineNo">509</span>  public &lt;S, R&gt; CompletableFuture&lt;R&gt; coprocessorService(Function&lt;RpcChannel, S&gt; stubMaker,<a name="line.509"></a>
+<span class="sourceLineNo">510</span>      CoprocessorCallable&lt;S, R&gt; callable, byte[] row) {<a name="line.510"></a>
+<span class="sourceLineNo">511</span>    return coprocessorService(stubMaker, callable, null, row);<a name="line.511"></a>
+<span class="sourceLineNo">512</span>  }<a name="line.512"></a>
+<span class="sourceLineNo">513</span><a name="line.513"></a>
+<span class="sourceLineNo">514</span>  private boolean locateFinished(RegionInfo region, byte[] endKey, boolean endKeyInclusive) {<a name="line.514"></a>
+<span class="sourceLineNo">515</span>    if (isEmptyStopRow(endKey)) {<a name="line.515"></a>
+<span class="sourceLineNo">516</span>      if (isEmptyStopRow(region.getEndKey())) {<a name="line.516"></a>
+<span class="sourceLineNo">517</span>        return true;<a name="line.517"></a>
+<span class="sourceLineNo">518</span>      }<a name="line.518"></a>
+<span class="sourceLineNo">519</span>      return false;<a name="line.519"></a>
+<span class="sourceLineNo">520</span>    } else {<a name="line.520"></a>
+<span class="sourceLineNo">521</span>      if (isEmptyStopRow(region.getEndKey())) {<a name="line.521"></a>
+<span class="sourceLineNo">522</span>        return true;<a name="line.522"></a>
+<span class="sourceLineNo">523</span>      }<a name="line.523"></a>
+<span class="sourceLineNo">524</span>      int c = Bytes.compareTo(endKey, region.getEndKey());<a name="line.524"></a>
+<span class="sourceLineNo">525</span>      // 1. if the region contains endKey<a name="line.525"></a>
+<span class="sourceLineNo">526</span>      // 2. endKey is equal to the region's endKey and we do not want to include endKey.<a name="line.526"></a>
+<span class="sourceLineNo">527</span>      return c &lt; 0 || c == 0 &amp;&amp; !endKeyInclusive;<a name="line.527"></a>
+<span class="sourceLineNo">528</span>    }<a name="line.528"></a>
+<span class="sourceLineNo">529</span>  }<a name="line.529"></a>
+<span class="sourceLineNo">530</span><a name="line.530"></a>
+<span class="sourceLineNo">531</span>  private &lt;S, R&gt; void onLocateComplete(Function&lt;RpcChannel, S&gt; stubMaker,<a name="line.531"></a>
+<span class="sourceLineNo">532</span>      CoprocessorCallable&lt;S, R&gt; callable, CoprocessorCallback&lt;R&gt; callback,<a name="line.532"></a>
+<span class="sourceLineNo">533</span>      List&lt;HRegionLocation&gt; locs, byte[] endKey, boolean endKeyInclusive,<a name="line.533"></a>
+<span class="sourceLineNo">534</span>      AtomicBoolean locateFinished, AtomicInteger unfinishedRequest, HRegionLocation loc,<a name="line.534"></a>
+<span class="sourceLineNo">535</span>      Throwable error) {<a name="line.535"></a>
+<span class="sourceLineNo">536</span>    if (error != null) {<a name="line.536"></a>
+<span class="sourceLineNo">537</span>      callback.onError(error);<a name="line.537"></a>
+<span class="sourceLineNo">538</span>      return;<a name="line.538"></a>
+<span class="sourceLineNo">539</span>    }<a name="line.539"></a>
+<span class="sourceLineNo">540</span>    unfinishedRequest.incrementAndGet();<a name="line.540"></a>
+<span class="sourceLineNo">541</span>    RegionInfo region = loc.getRegion();<a name="line.541"></a>
+<span class="sourceLineNo">542</span>    if (locateFinished(region, endKey, endKeyInclusive)) {<a name="line.542"></a>
+<span class="sourceLineNo">543</span>      locateFinished.set(true);<a name="line.543"></a>
+<span class="sourceLineNo">544</span>    } else {<a name="line.544"></a>
+<span class="sourceLineNo">545</span>      conn.getLocator()<a name="line.545"></a>
+<span class="sourceLineNo">546</span>          .getRegionLocation(tableName, region.getEndKey(), RegionLocateType.CURRENT,<a name="line.546"></a>
+<span class="sourceLineNo">547</span>            operationTimeoutNs)<a name="line.547"></a>
+<span class="sourceLineNo">548</span>          .whenComplete((l, e) -&gt; onLocateComplete(stubMaker, callable, callback, locs, endKey,<a name="line.548"></a>
+<span class="sourceLineNo">549</span>            endKeyInclusive, locateFinished, unfinishedRequest, l, e));<a name="line.549"></a>
+<span class="sourceLineNo">550</span>    }<a name="line.550"></a>
+<span class="sourceLineNo">551</span>    coprocessorService(stubMaker, callable, region, region.getStartKey()).whenComplete((r, e) -&gt; {<a name="line.551"></a>
+<span class="sourceLineNo">552</span>      if (e != null) {<a name="line.552"></a>
+<span class="sourceLineNo">553</span>        callback.onRegionError(region, e);<a name="line.553"></a>
+<span class="sourceLineNo">554</span>      } else {<a name="line.554"></a>
+<span class="sourceLineNo">555</span>        callback.onRegionComplete(region, r);<a name="line.555"></a>
+<span class="sourceLineNo">556</span>      }<a name="line.556"></a>
+<span class="sourceLineNo">557</span>      if (unfinishedRequest.decrementAndGet() == 0 &amp;&amp; locateFinished.get()) {<a name="line.557"></a>
+<span class="sourceLineNo">558</span>        callback.onComplete();<a name="line.558"></a>
+<span class="sourceLineNo">559</span>      }<a name="line.559"></a>
+<span class="sourceLineNo">560</span>    });<a name="line.560"></a>
+<span class="sourceLineNo">561</span>  }<a name="line.561"></a>
+<span class="sourceLineNo">562</span><a name="line.562"></a>
+<span class="sourceLineNo">563</span>  @Override<a name="line.563"></a>
+<span class="sourceLineNo">564</span>  public &lt;S, R&gt; void coprocessorService(Function&lt;RpcChannel, S&gt; stubMaker,<a name="line.564"></a>
+<span class="sourceLineNo">565</span>      CoprocessorCallable&lt;S, R&gt; callable, byte[] startKey, boolean startKeyInclusive, byte[] endKey,<a name="line.565"></a>
+<span class="sourceLineNo">566</span>      boolean endKeyInclusive, CoprocessorCallback&lt;R&gt; callback) {<a name="line.566"></a>
+<span class="sourceLineNo">567</span>    byte[] nonNullStartKey = Optional.ofNullable(startKey).orElse(EMPTY_START_ROW);<a name="line.567"></a>
+<span class="sourceLineNo">568</span>    byte[] nonNullEndKey = Optional.ofNullable(endKey).orElse(EMPTY_END_ROW);<a name="line.568"></a>
+<span class="sourceLineNo">569</span>    List&lt;HRegionLocation&gt; locs = new ArrayList&lt;&gt;();<a name="line.569"></a>
+<span class="sourceLineNo">570</span>    conn.getLocator()<a name="line.570"></a>
+<span class="sourceLineNo">571</span>        .getRegionLocation(tableName, nonNullStartKey,<a name="line.571"></a>
+<span class="sourceLineNo">572</span>          startKeyInclusive ? RegionLocateType.CURRENT : RegionLocateType.AFTER, operationTimeoutNs)<a name="line.572"></a>
+<span class="sourceLineNo">573</span>        .whenComplete(<a name="line.573"></a>
+<span class="sourceLineNo">574</span>          (loc, error) -&gt; onLocateComplete(stubMaker, callable, callback, locs, nonNullEndKey,<a name="line.574"></a>
+<span class="sourceLineNo">575</span>            endKeyInclusive, new AtomicBoolean(false), new AtomicInteger(0), loc, error));<a name="line.575"></a>
+<span class="sourceLineNo">576</span>  }<a name="line.576"></a>
+<span class="sourceLineNo">577</span><a name="line.577"></a>
+<span class="sourceLineNo">578</span>}<a name="line.578"></a>
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+</pre>
+</div>
+</body>
+</html>


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