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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.client;</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 static org.apache.hadoop.hbase.util.FutureUtils.addListener;</span> |
| <span class="source-line-no">021</span><span id="line-21"></span> |
| <span class="source-line-no">022</span><span id="line-22">import java.io.IOException;</span> |
| <span class="source-line-no">023</span><span id="line-23">import java.util.Map;</span> |
| <span class="source-line-no">024</span><span id="line-24">import java.util.Optional;</span> |
| <span class="source-line-no">025</span><span id="line-25">import java.util.concurrent.CompletableFuture;</span> |
| <span class="source-line-no">026</span><span id="line-26">import org.apache.hadoop.hbase.HRegionLocation;</span> |
| <span class="source-line-no">027</span><span id="line-27">import org.apache.hadoop.hbase.TableName;</span> |
| <span class="source-line-no">028</span><span id="line-28">import org.apache.hadoop.hbase.ipc.HBaseRpcController;</span> |
| <span class="source-line-no">029</span><span id="line-29">import org.apache.hadoop.hbase.util.Bytes;</span> |
| <span class="source-line-no">030</span><span id="line-30">import org.apache.yetus.audience.InterfaceAudience;</span> |
| <span class="source-line-no">031</span><span id="line-31"></span> |
| <span class="source-line-no">032</span><span id="line-32">import org.apache.hbase.thirdparty.io.netty.util.Timer;</span> |
| <span class="source-line-no">033</span><span id="line-33"></span> |
| <span class="source-line-no">034</span><span id="line-34">import org.apache.hadoop.hbase.shaded.protobuf.generated.ClientProtos.ClientService;</span> |
| <span class="source-line-no">035</span><span id="line-35"></span> |
| <span class="source-line-no">036</span><span id="line-36">/**</span> |
| <span class="source-line-no">037</span><span id="line-37"> * Retry caller for a single request, such as get, put, delete, etc.</span> |
| <span class="source-line-no">038</span><span id="line-38"> */</span> |
| <span class="source-line-no">039</span><span id="line-39">@InterfaceAudience.Private</span> |
| <span class="source-line-no">040</span><span id="line-40">class AsyncSingleRequestRpcRetryingCaller<T> extends AsyncRpcRetryingCaller<T> {</span> |
| <span class="source-line-no">041</span><span id="line-41"></span> |
| <span class="source-line-no">042</span><span id="line-42"> @FunctionalInterface</span> |
| <span class="source-line-no">043</span><span id="line-43"> public interface Callable<T> {</span> |
| <span class="source-line-no">044</span><span id="line-44"> CompletableFuture<T> call(HBaseRpcController controller, HRegionLocation loc,</span> |
| <span class="source-line-no">045</span><span id="line-45"> ClientService.Interface stub);</span> |
| <span class="source-line-no">046</span><span id="line-46"> }</span> |
| <span class="source-line-no">047</span><span id="line-47"></span> |
| <span class="source-line-no">048</span><span id="line-48"> private final TableName tableName;</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 byte[] row;</span> |
| <span class="source-line-no">051</span><span id="line-51"></span> |
| <span class="source-line-no">052</span><span id="line-52"> private final int replicaId;</span> |
| <span class="source-line-no">053</span><span id="line-53"></span> |
| <span class="source-line-no">054</span><span id="line-54"> private final RegionLocateType locateType;</span> |
| <span class="source-line-no">055</span><span id="line-55"></span> |
| <span class="source-line-no">056</span><span id="line-56"> private final Callable<T> callable;</span> |
| <span class="source-line-no">057</span><span id="line-57"></span> |
| <span class="source-line-no">058</span><span id="line-58"> public AsyncSingleRequestRpcRetryingCaller(Timer retryTimer, AsyncConnectionImpl conn,</span> |
| <span class="source-line-no">059</span><span id="line-59"> TableName tableName, byte[] row, int replicaId, RegionLocateType locateType,</span> |
| <span class="source-line-no">060</span><span id="line-60"> Callable<T> callable, int priority, long pauseNs, long pauseNsForServerOverloaded,</span> |
| <span class="source-line-no">061</span><span id="line-61"> int maxAttempts, long operationTimeoutNs, long rpcTimeoutNs, int startLogErrorsCnt,</span> |
| <span class="source-line-no">062</span><span id="line-62"> Map<String, byte[]> requestAttributes) {</span> |
| <span class="source-line-no">063</span><span id="line-63"> super(retryTimer, conn, priority, pauseNs, pauseNsForServerOverloaded, maxAttempts,</span> |
| <span class="source-line-no">064</span><span id="line-64"> operationTimeoutNs, rpcTimeoutNs, startLogErrorsCnt, requestAttributes);</span> |
| <span class="source-line-no">065</span><span id="line-65"> this.tableName = tableName;</span> |
| <span class="source-line-no">066</span><span id="line-66"> this.row = row;</span> |
| <span class="source-line-no">067</span><span id="line-67"> this.replicaId = replicaId;</span> |
| <span class="source-line-no">068</span><span id="line-68"> this.locateType = locateType;</span> |
| <span class="source-line-no">069</span><span id="line-69"> this.callable = callable;</span> |
| <span class="source-line-no">070</span><span id="line-70"> }</span> |
| <span class="source-line-no">071</span><span id="line-71"></span> |
| <span class="source-line-no">072</span><span id="line-72"> private void call(HRegionLocation loc) {</span> |
| <span class="source-line-no">073</span><span id="line-73"> ClientService.Interface stub;</span> |
| <span class="source-line-no">074</span><span id="line-74"> try {</span> |
| <span class="source-line-no">075</span><span id="line-75"> stub = conn.getRegionServerStub(loc.getServerName());</span> |
| <span class="source-line-no">076</span><span id="line-76"> } catch (IOException e) {</span> |
| <span class="source-line-no">077</span><span id="line-77"> onError(e,</span> |
| <span class="source-line-no">078</span><span id="line-78"> () -> "Get async stub to " + loc.getServerName() + " for '" + Bytes.toStringBinary(row)</span> |
| <span class="source-line-no">079</span><span id="line-79"> + "' in " + loc.getRegion().getEncodedName() + " of " + tableName + " failed",</span> |
| <span class="source-line-no">080</span><span id="line-80"> err -> conn.getLocator().updateCachedLocationOnError(loc, err));</span> |
| <span class="source-line-no">081</span><span id="line-81"> return;</span> |
| <span class="source-line-no">082</span><span id="line-82"> }</span> |
| <span class="source-line-no">083</span><span id="line-83"> resetCallTimeout();</span> |
| <span class="source-line-no">084</span><span id="line-84"> addListener(callable.call(controller, loc, stub), (result, error) -> {</span> |
| <span class="source-line-no">085</span><span id="line-85"> if (error != null) {</span> |
| <span class="source-line-no">086</span><span id="line-86"> onError(error,</span> |
| <span class="source-line-no">087</span><span id="line-87"> () -> "Call to " + loc.getServerName() + " for '" + Bytes.toStringBinary(row) + "' in "</span> |
| <span class="source-line-no">088</span><span id="line-88"> + loc.getRegion().getEncodedName() + " of " + tableName + " failed",</span> |
| <span class="source-line-no">089</span><span id="line-89"> err -> conn.getLocator().updateCachedLocationOnError(loc, err));</span> |
| <span class="source-line-no">090</span><span id="line-90"> return;</span> |
| <span class="source-line-no">091</span><span id="line-91"> }</span> |
| <span class="source-line-no">092</span><span id="line-92"> future.complete(result);</span> |
| <span class="source-line-no">093</span><span id="line-93"> });</span> |
| <span class="source-line-no">094</span><span id="line-94"> }</span> |
| <span class="source-line-no">095</span><span id="line-95"></span> |
| <span class="source-line-no">096</span><span id="line-96"> @Override</span> |
| <span class="source-line-no">097</span><span id="line-97"> protected void doCall() {</span> |
| <span class="source-line-no">098</span><span id="line-98"> long locateTimeoutNs;</span> |
| <span class="source-line-no">099</span><span id="line-99"> if (operationTimeoutNs > 0) {</span> |
| <span class="source-line-no">100</span><span id="line-100"> locateTimeoutNs = remainingTimeNs();</span> |
| <span class="source-line-no">101</span><span id="line-101"> if (locateTimeoutNs <= 0) {</span> |
| <span class="source-line-no">102</span><span id="line-102"> completeExceptionally();</span> |
| <span class="source-line-no">103</span><span id="line-103"> return;</span> |
| <span class="source-line-no">104</span><span id="line-104"> }</span> |
| <span class="source-line-no">105</span><span id="line-105"> } else {</span> |
| <span class="source-line-no">106</span><span id="line-106"> locateTimeoutNs = -1L;</span> |
| <span class="source-line-no">107</span><span id="line-107"> }</span> |
| <span class="source-line-no">108</span><span id="line-108"> addListener(</span> |
| <span class="source-line-no">109</span><span id="line-109"> conn.getLocator().getRegionLocation(tableName, row, replicaId, locateType, locateTimeoutNs),</span> |
| <span class="source-line-no">110</span><span id="line-110"> (loc, error) -> {</span> |
| <span class="source-line-no">111</span><span id="line-111"> if (error != null) {</span> |
| <span class="source-line-no">112</span><span id="line-112"> onError(error,</span> |
| <span class="source-line-no">113</span><span id="line-113"> () -> "Locate '" + Bytes.toStringBinary(row) + "' in " + tableName + " failed", err -> {</span> |
| <span class="source-line-no">114</span><span id="line-114"> });</span> |
| <span class="source-line-no">115</span><span id="line-115"> return;</span> |
| <span class="source-line-no">116</span><span id="line-116"> }</span> |
| <span class="source-line-no">117</span><span id="line-117"> call(loc);</span> |
| <span class="source-line-no">118</span><span id="line-118"> });</span> |
| <span class="source-line-no">119</span><span id="line-119"> }</span> |
| <span class="source-line-no">120</span><span id="line-120"></span> |
| <span class="source-line-no">121</span><span id="line-121"> @Override</span> |
| <span class="source-line-no">122</span><span id="line-122"> protected Optional<TableName> getTableName() {</span> |
| <span class="source-line-no">123</span><span id="line-123"> return Optional.of(tableName);</span> |
| <span class="source-line-no">124</span><span id="line-124"> }</span> |
| <span class="source-line-no">125</span><span id="line-125">}</span> |
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| </pre> |
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